Ordered DTC Index
Diagnostic Trouble Code (DTC) List
| DTC | DTC Descriptor | Module That Sets the DTC | Diagnostic Procedure |
|---|---|---|---|
|
IMPORTANT:
Do not clear any DTCs unless instructed to do so by a diagnostic procedure.
IMPORTANT:
If any DTCs are Powertrain related DTCs, select Capture Info in order to store the DTC information with the scan tool. Diagnose any current DTCs in the following order:
|
|||
| B0000 | Vehicle Speed Information Circuit Plausibility Failure | Radio | DTC B0000 |
| B0012 | Driver Frontal Deployment Loop Stage 1 | SDM | DTC B0012 or B0013 |
| B0013 | Driver Frontal Deployment Loop Stage 2 | SDM | DTC B0012 or B0013 |
| B0015 | LF Pretensioner Deployment Loop | SDM | DTC B0014-B0045 |
| B0016 | Left Roof Rail Deployment Loop | SDM | DTC B0014-B0045 |
| B0019 | Passenger Frontal Deployment Loop Stage 1 | SDM | DTC B0014-B0045 |
| B0020 | Passenger Frontal Deployment Loop Stage 2 | SDM | DTC B0014-B0045 |
| B0022 | RF Pretensioner Deployment Loop | SDM | DTC B0014-B0045 |
| B0023 | Right Roof Rail Deployment Loop | SDM | DTC B0014-B0045 |
| B0052 | Deployment Commanded | SDM | DTC B0052 or B0053 |
| B0053 | Deployment Commanded With Loop DTCs Present | SDM | DTC B0052 or B0053 |
| B0055 | Side Airbag Deployment Commanded | SDM | DTC B0055 |
| B0056 | Passenger Frontal Airbag Suppressed | SDM | DTC B0056 |
| B0057 | RF Side Airbag Suppressed | SDM | DTC B0057 |
| B0058 | RF Pretensioner Suppressed | SDM | DTC B0058 |
| B0071 | Passenger Seat Belt Tension Sensor Circuit | SDM | DTC B0071 |
| B0074 | Passenger Occupant Classification Sensor Circuit | SDM | DTC B0074 |
| B0079 | LF Seat Position Sensor Circuit | SDM | DTC B0079 |
| B0081 | Passenger Presence System | SDM | DTC B0081 |
| B0083 | Electronic Front End Sensor 1 | SDM | DTC B0083 or B0084 |
| B0084 | Electronic Front End Sensor 2 | SDM | DTC B0083 or B0084 |
| B0085 | LF Side Impact Sensor | SDM | DTC B0085 or B0086 |
| B0086 | RF Side Impact Sensor | SDM | DTC B0085 or B0086 |
| B0087 | LR Side Impact Sensor | SDM | DTC B0087 or B0088 |
| B0088 | RR Side Impact Sensor | SDM | DTC B0087 or B0088 |
| B0090 | Rollover Sensor Erratic | SDM | DTC B0090 |
| B0091 | Front End Sensor | SDM | DTC B0091 |
| B0158 | Outside Air Temperature Sensor Circuit | HVAC | DTC B0158, B0163, B0173, B0178, B0509, or B0514 |
| B0163 | Passenger Compartment Temp Sensor 1 Circuit | HVAC | DTC B0158, B0163, B0173, B0178, B0509, or B0514 |
| B0173 | Output Air Temperature Sensor 1 Circuit | HVAC | DTC B0158, B0163, B0173, B0178, B0509, or B0514 |
| B0178 | Output Air Temperature Sensor 2 Circuit | HVAC | DTC B0158, B0163, B0173, B0178, B0509, or B0514 |
| B0183 | Solar Load Sensor 1 Circuit | BCM | DTC B0183 or B0188 |
| B0188 | Solar Load Sensor 2 Circuit | BCM | DTC B0183 or B0188 |
| B0228 | Recirculate Position Feedback Circuit | HVAC | DTC B0228, B0413, B0423, or B3779
w/ CJ2 or DTC B0228, B0413, B0423, or B3779 w/ CJ3 |
| B0283 | Electric Rear Defrost Circuit | HVAC | DTC B0283 |
| B0413 | Temperature Control 1 Feedback Circuit | HVAC | DTC B0228, B0413, B0423, or B3779
w/ CJ2 or DTC B0228, B0413, B0423, or B3779 w/ CJ3 |
| B0423 | Temperature Control 2 Feedback Circuit | HVAC | DTC B0228, B0413, B0423, or B3779
w/ CJ2 or DTC B0228, B0413, B0423, or B3779 w/ CJ3 |
| B0509 | Output Air Temperature Sensor 3 Circuit | HVAC | DTC B0158, B0163, B0173, B0178, B0509, or B0514 |
| B0514 | Output Air Temperature Sensor 4 Circuit | HVAC | DTC B0158, B0163, B0173, B0178, B0509, or B0514 |
| B0770 | All Wheel Drive (AWD)/Four Wheel Drive (4WD) Indicator Circuit | TCSCM | DTC B0770 |
| B0775 | Four Wheel Drive High Range (4HI) Indicator Circuit | TCSCM | DTC B0775
for the MP 1625/1626-NQF transfer case or DTC B0775 for the MP 3023-NQH transfer case |
| B0780 | Four Wheel Drive Low Range (4LO) Indicator Circuit | TCSCM | DTC B0780
for the MP 1625/1626-NQF transfer case or DTC B0780 for the MP 3023-NQH transfer case |
| B0785 | Two Wheel Drive High Range (2HI) Indicator Circuit | TCSCM | DTC B0785
for the MP 1625/1626-NQF transfer case or DTC B0785 for the MP 3023-NQH transfer case |
| B0790 | Transfer Case Neutral Indicator Circuit | TCSCM | DTC B0790
for the MP 1625/1626-NQF transfer case or DTC B0790 for the MP 3023-NQH transfer case |
| B0835 | Cruise Control System Active Indicator Circuit | BCM | DTC B0835 |
| B0958 | Parking Aid Rear Sensor Left Corner Circuit | RPA | DTC B0958, B0959, B0960, or B0961 |
| B0959 | Parking Aid Rear Sensor Left Middle Circuit | RPA | DTC B0958, B0959, B0960, or B0961 |
| B0960 | Parking Aid Rear Sensor Right Middle Circuit | RPA | DTC B0958, B0959, B0960, or B0961 |
| B0961 | Parking Aid Rear Sensor Right Corner Circuit | RPA | DTC B0958, B0959, B0960, or B0961 |
| B0967 | Parking Aid Switch Circuit | RPA | DTC B0967 |
| B0968 | Parking Aid Indicator Circuit | RPA | DTC B0968 |
| B1000 | Electronic Control Unit (ECU) Performance | ASC, Audio Amplifier, BCM, CCSM, Chime Module, DDM, DRR, HVAC, IPC, PDM, PLGM, PPS, Radio, RCDLR, ROS, RSA, SDM, TDM, UPA, VCIM | DTC B1000 |
| B1001 | Option Configuration Error | BCM, DPM, PPS, Radio | DTC B1001 |
| SDM, ROS | DTC B1001 (SDM) | ||
| VCIM | DTC B1001 | ||
| B1008 | Calibration Data Not Programmed | RPA | DTC B1008 |
| B1011 | System Disabled Information Stored Invalid Serial Data Received | ROS | DTC B1011 |
| B1015 | Vehicle Identification Number (VIN) Information Error | RPA | DTC B1015 |
| B1019 | System Configuration Error | SDM | DTC B1019 |
| B1023 | Integral Switch Performance | DDM, PDM | DTC B1023 |
| B1024 | Circuit Board Temperature Sensor | Audio Amplifier | DTC B1024 (With Bose Amplifier) |
| B1025 | Audio Output 1 Left Front Circuit | Radio | DTC B1025-B1095 |
| B1035 | Audio Output 2 Right Front Circuit | Radio | DTC B1025-B1095 |
| B1045 | Audio Output 3 Left Rear Circuit | Radio | DTC B1025-B1095 |
| B1055 | Audio Output 4 Right Rear Circuit | Radio | DTC B1025-B1095 |
| B1065 | Audio Output 5 Circuit | Radio | DTC B1025-B1095 |
| B1075 | Audio Output 6 Circuit | Radio | DTC B1025-B1095 |
| B1085 | Audio Output 7 Circuit | Radio | DTC B1025-B1095 |
| B1095 | Audio Output 8 Circuit | Radio | DTC B1025-B1095 |
| B1259 | Antenna Ground Circuit | DRR | DTC B1259 |
| B1287 | Amplifier Control Signal Circuit | Radio | DTC B1287 |
| B1288 | Video Display Mode Control Signal | Radio | DTC B1288 |
| B1289 | Video Display Brightness Control Signal | Radio | DTC B1289 |
| B1325 | Device Power Circuit | ASC, Audio Amplifier, DPM, IPC, PPS, Radio, RHSM, UPA, | DTC B1325 |
| B1335 | Device Power 3 Circuit | MSM | DTC B1335 |
| B1370 | Device Ignition 1 Circuit | BCM | DTC B1370 |
| Device Ignition 1 ON and START Circuit | SDM | DTC B1370 | |
| B1380 | Device Ignition ACCESSORY Circuit | BCM | DTC B1380 |
| B1395 | Device Voltage Reference Output Circuit | BCM, DPM, RHSM | DTC B1395 |
| MSM | DTC B1395 | ||
| B1424 | Device 1 Voltage Low | TDM | DTC B1424 |
| B1428 | Ignition Switched Power Relay 1 Circuit | BCM, PTO | DTC B1428 |
| B1433 | Ignition Switched Power Relay 2 Circuit | BCM | DTC B1433 |
| B1441 | Device Ignition OFF, RUN, and CRANK Circuit | BCM | DTC B1441 |
| B1475 | Retained Accessory Power Circuit | BCM | DTC B1475 |
| B1516 | Battery Current Sensor Performance | BCM | DTC B1516 |
| B1517 | Battery Voltage | BCM | DTC B1517 |
| B1527 | High Parasitic Load Detected | BCM | DTC B1527 |
| B1529 | Device Voltage Reference Output Circuit | BCM | DTC B1529 |
| B1544 | Mirror Motors Common Circuit | DDS, PDS | DTC B1544, B1600, or B1605 |
| B1580 | Mirror Horizontal Position Sensor Circuit | DDS, PDS | DTC B1580 or B1590 |
| B1590 | Mirror Vertical Position Sensor Circuit | DDS, PDS | DTC B1580 or B1590 |
| B1600 | Mirror Motor Vertical Circuit | DDS, PDS | DTC B1544, B1600, or B1605 |
| B1605 | Mirror Motor Horizontal Circuit | DDS, PDS | DTC B1544, B1600, or B1605 |
| B1640 | Mirror Heater Circuit | DDS, PDS | DTC B1640 |
| B1722 | Mirror Power Fold Control Circuit | DDS, PDS | DTC B1722 |
| B1735 | Driver Seat Front Up Switch Circuit | MSM | DTC B1735, B1740, B1745, B1750, B1755, B1760, B1815, or B1820 |
| B1740 | Driver Seat Front Down Switch Circuit | MSM | DTC B1735, B1740, B1745, B1750, B1755, B1760, B1815, or B1820 |
| B1745 | Driver Seat Rear Up Switch Circuit | MSM | DTC B1735, B1740, B1745, B1750, B1755, B1760, B1815, or B1820 |
| B1750 | Driver Seat Rear Down Switch Circuit | MSM | DTC B1735, B1740, B1745, B1750, B1755, B1760, B1815, or B1820 |
| B1755 | Driver Seat Assembly Horizontal Forward Switch Circuit | MSM | DTC B1735, B1740, B1745, B1750, B1755, B1760, B1815, or B1820 |
| B1760 | Driver Seat Assembly Horizontal Rearward Switch Circuit | MSM | DTC B1735, B1740, B1745, B1750, B1755, B1760, B1815, or B1820 |
| B1815 | Driver Seat Recline Forward Switch Circuit | MSM | DTC B1735, B1740, B1745, B1750, B1755, B1760, B1815, or B1820 |
| B1820 | Driver Seat Recline Rearward Switch Circuit | MSM | DTC B1735, B1740, B1745, B1750, B1755, B1760, B1815, or B1820 |
| B1825 | Driver Seat Recline Position Sensor Circuit | MSM | DTC B1825, B1850, B1860, B2355, B2365, or B2375 |
| B1850 | Driver Seat Lumbar Horizontal Position Sensor Circuit | MSM | DTC B1825, B1850, B1860, B2355, B2365, or B2375 |
| B1860 | Driver Seat Lumbar Vertical Position Sensor Circuit | MSM | DTC B1825, B1850, B1860, B2355, B2365, or B2375 |
| B1925 | Left Seat Heater Cushion Sensor Circuit | MSM | DTC B1925 or B2170 |
| B1935 | Left Seat Back Heater Circuit | MSM | DTC B1935 or B2180 |
| B1E3A | Sensor Power Circuit | RPA | DTC B1E3A |
| B2170 | Right Seat Heater Cushion Sensor Circuit | MSM | DTC B1925 or B2170 |
| B2180 | Right Seat Back Heater Circuit | MSM | DTC B1935 or B2180 |
| B2345 | Seat Heater Disable Circuit | MSM | DTC B2345 |
| B2355 | Driver Seat Front Vertical Position Sensor Circuit | MSM | DTC B1825, B1850, B1860, B2355, B2365, or B2375 |
| B2365 | Driver Seat Rear Vertical Position Sensor Circuit | MSM | DTC B1825, B1850, B1860, B2355, B2365, or B2375 |
| B2375 | Driver Seat Assembly Horizontal Position Sensor Circuit | MSM | DTC B1825, B1850, B1860, B2355, B2365, or B2375 |
| B2425 | Left Seat Cushion Heater Circuit | MSM | DTC B2425 or B2430 |
| B2430 | Right Seat Cushion Heater Circuit | MSM | DTC B2425 or B2430 |
| B2435 | Left Seat Back Heater Sensor Circuit | MSM | DTC B2435 or B2440 |
| B2440 | Right Seat Back Heater Sensor Circuit | MSM | DTC B2435 or B2440 |
| B2455 | Cellular Phone Microphone Circuit | VCIM | DTC B2455 |
| B2462 | Global Positioning System (GPS) Signal Error | Navigation Radio | DTC B2462 |
| B2470 | Cellular Phone Antenna Circuit | VCIM | DTC B2470 |
| B2474 | Navigation Display Head Backlighting Performance | Navigation Radio | DTC B2474 |
| B2476 | Cellular Phone Select Service Switch Malfunction | VCIM | DTC B2476 |
| B2482 | Cellular Phone Select Switch Range/Performance | VCIM | DTC B2482 |
| B2483 | GPS Sensor Circuit Low | VCIM | DTC B2483 or B2484 |
| B2484 | GPS Sensor Circuit Open | VCIM | DTC B2483 or B2484 |
| B2508 | Seat Heater Relay Circuit | MSM | DTC B2508 or B2509 |
| B2530 | Front Fog Lamp Control Circuit | BCM | DTC B2530 |
| B2545 | Backup Lamps Circuit | BCM | DTC B2545 |
| B2555 | Passenger Compartment Lamp Control Circuit | BCM, DDM, PDM | DTC B2555 |
| B2575 | Headlamp Control Circuit | BCM | DTC B2575 |
| B257A | Headlamp Switch Input Signal Mismatch | BCM | DTC B257A |
| B2580 | Headlamp High Beam Control Circuit | BCM | DTC B2580 |
| B2585 | Park Lamp Control Circuit | BCM | DTC B2585 |
| B2600 | Daytime Running Lamp Control Circuit | BCM | DTC B2600 |
| B2610 | Passenger Compartment Dimming 1 Circuit | BCM, DDM, PDM | DTC B2610 |
| B2615 | Passenger Compartment Dimming 2 Circuit | BCM, DDM, PDM | DTC B2615 |
| B2625 | Display Dimming Pulse Width Modulation (PWM) Output Circuit | BCM | DTC B2625 |
| B2645 | Ambient Light Sensor Circuit | BCM | DTC B2645 |
| B2652 | Passenger Compartment Dimming 3 | BCM | DTC B2652 |
| B2705 | Gearshift Unlock Circuit | BCM | DTC B2705 |
| B2725 | Active Transfer Case (ATC) Mode Switch Circuit | TCSCM | DTC B2725
for the MP 1625/1626-NQF transfer case or DTC B2725 for the MP 3023-NQH transfer case |
| B2750 | Horn Relay Coil Circuit | BCM | DTC B2750 |
| B3006 | Hood Ajar Circuit | BCM | DTC B3006 |
| B302A | Telematic Requested Immobilization | TDM | DTC B302A |
| B3031 | Security System Controller In Learn Mode | TDM | DTC B3031 |
| B3055 | No Transponder Modulation or No Transponder | TDM | DTC B3055 |
| B3060 | Unprogrammed Transponder Identification Code Received | TDM | DTC B3060 |
| B3105 | Keyless Entry System Key Fobs Not Programmed | RCDLR | DTC B3105 |
| B3109 | Keyless Entry Transmitter 1 Low Battery | RCDLR | DTC B3109 |
| B3110 | Keyless Entry Transmitter 2 Low Battery | RCDLR | DTC B3110 |
| B3111 | Keyless Entry Transmitter 3 Low Battery | RCDLR | DTC B3111 |
| B3112 | Keyless Entry Transmitter 4 Low Battery | RCDLR | DTC B3112 |
| B3125 | Driver Door Only Unlock Circuit | BCM | DTC B3125 |
| B3130 | All Door Unlock Circuit | BCM | DTC B3130 |
| B3135 | All Door Lock Circuit | BCM | DTC B3135 |
| B3140 | Driver Unlock Switch Circuit | BCM | DTC B3140, B3145, B3150, or B3155 |
| B3145 | Passenger Unlock Switch Circuit | BCM | DTC B3140, B3145, B3150, or B3155 |
| B3150 | Driver Lock Switch Circuit | BCM | DTC B3140, B3145, B3150, or B3155 |
| B3155 | Passenger Lock Switch Circuit | BCM | DTC B3140, B3145, B3150, or B3155 |
| B3205 | Window Motor Circuit | DDM, PDM | DTC B3205 |
| B3445 | Stop Lamp Circuit | BCM | DTC B3445 |
| B3567 | Driver Information Center (DIC) Select Switch Circuit | IPC | DTC B3567 |
| B3600 | Passenger Compartment Dimming Request Signal Circuit | BCM | DTC B3600 |
| B3604 | Adjustable Foot Pedal Forward Switch Circuit | MSM | DTC B3604 or B3605 |
| B3605 | Adjustable Foot Pedal Rearward Switch Circuit | MSM | DTC B3604 or B3605 |
| B3606 | Adjustable Foot Pedal Position Sensor Circuit | MSM | DTC B3606 |
| B3622 | Steering Wheel Controls Signal Circuit | BCM | DTC B3622 |
| B3715 | Front Wiper Relay Drive Circuit | BCM | DTC B3715 |
| B3779 | Air Flow Control 9 Feedback Circuit | HVAC | DTC B0228, B0413, B0423, or B3779
w/ CJ2 or DTC B0228, B0413, B0423, or B3779 w/ CJ3 |
| B3794 | Cruise Control Function Request Circuit | BCM | DTC B3794 |
| B3819 | Left Rear Window Up Control Circuit | BCM | DTC B3819 |
| B3820 | Left Rear Window Down Control Circuit | BCM | DTC B3820 |
| B3821 | Left Rear Window Relay Power Circuit | BCM | DTC B3821 |
| B3822 | Right Rear Window Up Control Circuit | BCM | DTC B3822 |
| B3823 | Right Rear Window Down Control Circuit | BCM | DTC B3823 |
| B3824 | Right Rear Window Relay Power Circuit | BCM | DTC B3824 |
| B3873 | Front Washer Relay Circuit | BCM | DTC B3873 |
| B3875 | Wiper High Speed Relay Circuit | BCM | DTC B3875 |
| B3884 | Center High Mounted Stop Lamp (CHMSL) Circuit | BCM | DTC B3884 |
| B3894 | Stoplamp Switch Circuit | ITBC | DTC B3894 |
| B3920 | Group 1 Seat Motors Circuit | MSM | DTC B3920 or B3921 |
| B3922 | Front Wiper Function Select Circuit | BCM | DTC B3922 |
| B3935 | Transponder Authentication Error | TDM | DTC B3935 |
| C0035 | Left Front Wheel Speed Sensor Circuit | EBCM | DTC C0035 or C0040 |
| C0040 | Right Front Wheel Speed Sensor Circuit | EBCM | DTC C0035 or C0040 |
| C0045 | Left Rear Wheel Speed Sensor Circuit | EBCM | DTC C0045 or C0050 |
| C0050 | Right Rear Wheel Speed Sensor Circuit | EBCM | DTC C0045 or C0050 |
| C0055 | Rear Wheel Speed Sensor Circuit | EBCM | DTC C0055 or P0609 |
| C0110 | Pump Motor Circuit | EBCM | DTC C0110 (Under 8600 GVW) or DTC C0110 (Equal to or over 8600 GVW) |
| C0131 | ABS Pressure Circuit | EBCM | DTC C0131 |
| C0161 | Antilock Brake System (ABS) Brake Switch/Sensor Circuit | EBCM | DTC C0161 (Under 8600 GVW) |
| C0186 | Lateral Accelerometer Circuit | EBCM | DTC C0186 |
| C0196 | Yaw Rate Circuit | EBCM | DTC C0196 |
| C0201 | Antilock Brake System (ABS) Enable Relay Contact Circuit | EBCM | DTC C0201 (Under 8600 GVW) or DTC C0201 (Equal to or over 8600 GVW) |
| C0242 | Electronic control module (ECM) Indicated TCS Malfunction | EBCM | DTC C0242 |
| C0245 | Wheel Speed Sensor Frequency Error | EBCM | DTC C0245 |
| C0252 | VSES Sensor Uncorrelated | EBCM | DTC C0252 |
| C0253 | Centering Error | EBCM | DTC C0253 |
| C0267 | Low Brake Fluid Indicated | EBCM | DTC C0267 |
| C0299 | Brake Booster Performance | EBCM | DTC C0299 |
| C0306 | Motor A or B circuit | TCSCM | DTC C0306
for the MP 1625/1626-NQF transfer case or DTC C0306 for the MP 3023-NQH transfer case |
| C0321 | Transfer Case/Rear Drive Module Lock Circuit | TCSCM | DTC C0321 |
| C0379 | Front Axle System | TCSCM | DTC C0379
for the MP 1625/1626-NQF transfer case or DTC C0379 for the MP 3023-NQH transfer case |
| C0387 | Unable to Complete Shift | TCSCM | DTC C0387
for the MP 1625/1626-NQF transfer case or DTC C0387 for the MP 3023-NQH transfer case |
| C0392 | Rotational Position Sensor Circuit | TCSCM | DTC C0392 |
| C0396 | Incremental Sensor Circuit(s) | TCSCM | DTC C0396
for the MP 1625/1626-NQF transfer case or DTC C0396 for the MP 3023-NQH transfer case |
| C0397 | Transfer Case Clutch Performance | TCSCM | DTC C0397 |
| C0398 | Incremental Sensor - Rotational Position Sensor Correlation | TCSCM | DTC C0398 |
| C0455 | Front Steering Position Sensor Circuit | EBCM | DTC C0455 |
| C0550 | Electronic Control Unit (ECU) Performance | EBCM | DTC C0550 |
| PTO | DTC C0550 | ||
| TCSCM | DTC C0550
for the MP 1625/1626-NQF transfer case or DTC C0550 for the MP 3023-NQH transfer case |
||
| C0561 | System Disabled Information Stored | EBCM | DTC C0561 |
| ITBC | DTC C0561 | ||
| C0569 | System Configuration Error | EBCM | DTC C0569 |
| PTO | DTC C0569 | ||
| TCSCM | DTC C0569
for the MP 1625/1626-NQF transfer case or DTC C0569 for the MP 3023-NQH transfer case |
||
| C056D | ECU Hardware Performance | ITBC | DTC C056D or C056E |
| C056E | ECU Software Performance | ITBC | DTC C056D or C056E |
| C0710 | Steering Position Signal | EBCM | DTC C0710 |
| C0750 | Left Front Low Tire Pressure Sensor | RCDLR | DTC C0750, C0755, C0760, or C0765 |
| C0755 | Right Front Low Tire Pressure Sensor | RCDLR | DTC C0750, C0755, C0760, or C0765 |
| C0760 | Left Rear Low Tire Pressure Sensor | RCDLR | DTC C0750, C0755, C0760, or C0765 |
| C0765 | Right Rear Low Tire Pressure Sensor | RCDLR | DTC C0750, C0755, C0760, or C0765 |
| C0774 | Low Tire Pressure System Performance | RCDLR | DTC C0774 |
| C0775 | Low Tire Pressure System Sensors Not Programmed/Learned | RCDLR | DTC C0775 |
| C0800 | Device Power Circuit | ITBC | DTC C0800 |
| C0845 | Device Ignition 1 Circuit | ITBC | DTC C0845 |
| C0870 | Device Voltage Reference Output 1 Circuit | ITBC | DTC C0870 |
| C0880 | Device Voltage Reference Output 2 Circuit | ITBC | DTC C0880 |
| C0890 | Device Voltage Reference Output 3 Circuit | ITBC | DTC C0890 |
| C0896 | Device Voltage Range/Performance | TCSCM | DTC C0896
for the MP 1625/1626-NQF transfer case or DTC C0896 for the MP 3023-NQH transfer case |
| C0899 | Device Voltage Low | EBCM | DTC C0899 |
| PTO | DTC C0899 or C0900 | ||
| C0900 | Device Voltage High | EBCM | DTC C0900 |
| PTO | DTC C0899 or C0900 | ||
| C1100 | Brake Booster Vacuum Sensor Performance | EBCM | DTC C1100 or C1101 |
| C1112 | Trailer Brake Control Relay Low Control Circuit | ITBC | DTC C1112 |
| C1113 | Trailer Brake Control Relay High Control Circuit | ITBC | DTC C1113 |
| C1114 | Trailer Brake Control Solenoids Control Circuit | ITBC | DTC C1114 |
| C1115 | Manual Trailer Brake Apply Request Switch Signal | ITBC | DTC C1115 |
| C1116 | Manual Trailer Brake Apply Request Signal 1 | ITBC | DTC C1116 |
| C1117 | Manual Trailer Brake Apply Request Signal 2 | ITBC | DTC C1117 |
| C1118 | Trailer Brake Control Sensitivity Switch Circuit | ITBC | DTC C1118 |
| C1119 | Trailer Brake Control Relay Feedback Circuit | ITBC | DTC C1119 |
| P0010 | Camshaft Position (CMP) Actuator Solenoid Control Circuit | ECM | DTC P0010 or P0011 |
| P0011 | Camshaft Position (CMP) System Performance | ECM | DTC P0010 or P0011 |
| P0016 | Crankshaft Position (CKP) Camshaft Position (CMP) Correlation | ECM |
|
| P0030 | HO2S Heater Control Circuit Bank 1 Sensor 1 | ECM | DTC P0030, P0036, P0053, P0054, P0135, or P0141
for the 4.3L engine or DTC P0030, P0036, P0053, P0054, P0135, or P0141 for the 4.8L, 5.3L, 6.0L and 6.2L engines |
| P0036 | HO2S Heater Control Circuit Bank 1 Sensor 2 | ECM | DTC P0030, P0036, P0053, P0054, P0135, or P0141
for the 4.3L engine or DTC P0030, P0036, P0053, P0054, P0135, or P0141 for the 4.8L, 5.3L, 6.0L and 6.2L engines |
| P003A | Turbocharger Boost Control Position Not Learned | ECM | DTC P003A |
| P0047 | Turbocharger Boost Control Solenoid Control Circuit Low Voltage | ECM | DTC P0047 or P0048 |
| P0048 | Turbocharger Boost Control Solenoid Control Circuit High Voltage | ECM | DTC P0047 or P0048 |
| P0050 | HO2S Heater Control Circuit Bank 2 Sensor 1 | ECM | DTC P0050, P0056, P0059, P0060, P0155, or P0161
for the 4.3L engine or DTC P0050, P0056, P0059, P0060, P0155, or P0161 for the 4.8L, 5.3L, 6.0L and 6.2L engines |
| P0053 | HO2S Heater Resistance Bank 1 Sensor 1 | ECM | DTC P0030, P0036, P0053, P0054, P0135, or P0141
for the 4.3L engine or DTC P0030, P0036, P0053, P0054, P0135, or P0141 for the 4.8L, 5.3L, 6.0L and 6.2L engines |
| P0054 | HO2S Heater Resistance Bank 1 Sensor 2 | ECM | DTC P0030, P0036, P0053, P0054, P0135, or P0141
for the 4.3L engine or DTC P0030, P0036, P0053, P0054, P0135, or P0141 for the 4.8L, 5.3L, 6.0L and 6.2L engines |
| P0056 | HO2S Heater Control Circuit Bank 2 Sensor 2 | ECM | |
| P0059 | HO2S Heater Resistance Bank 2 Sensor 1 | ECM | DTC P0050, P0056, P0059, P0060, P0155, or P0161
for the 4.3L engine or DTC P0050, P0056, P0059, P0060, P0155, or P0161 for the 4.8L, 5.3L, 6.0L and 6.2L engines |
| P0060 | HO2S Heater Resistance Bank 2 Sensor 2 | ECM | DTC P0050, P0056, P0059, P0060, P0155, or P0161
for the 4.3L engine or DTC P0050, P0056, P0059, P0060, P0155, or P0161 for the 4.8L, 5.3L, 6.0L and 6.2L engines |
| P0068 | Throttle Body Airflow Performance | ECM | DTC P0068 or P0121
for the 4.3L engine or DTC P0068 or P0121 for the 4.8L, 5.3L, 6.0L and 6.2L engines |
| P0087 | Fuel Rail Pressure (FRP) Too Low | ECM | DTC P0087 or P0088 |
| P0088 | Fuel Rail Pressure (FRP) Too High | ECM | DTC P0087 or P0088 |
| P0090 | Fuel Pressure Regulator Control Circuit | ECM | DTC P0090 |
| P0097 | Intake Air Temperature (IAT) Sensor 2 Circuit Low Voltage | ECM | DTC P0097 or P0098 |
| P0098 | Intake Air Temperature (IAT) Sensor 2 Circuit High Voltage | ECM | DTC P0097 or P0098 |
| P009E | Fuel Rail Pressure Relief Valve Performance | ECM | DTC P009E |
| P0101 | Mass Air Flow (MAF) Sensor Performance | ECM |
|
| P0102 | Mass Air Flow (MAF) Sensor Circuit Low Frequency | ECM |
|
| P0103 | Mass Air Flow (MAF) Sensor Circuit High Frequency | ECM |
|
| P0106 | Manifold Absolute Pressure (MAP) Sensor Performance | ECM | |
| P0107 | Manifold Absolute Pressure (MAP) Sensor Circuit Low Voltage | ECM |
|
| P0108 | Manifold Absolute Pressure (MAP) Sensor Circuit High Voltage | ECM |
|
| P0112 | Intake Air Temperature (IAT) Sensor Circuit Low Voltage | ECM | DTC P0112 or P0113
for the 4.3L engine or DTC P0112 or P0113 for the 4.8L, 5.3L, 6.0L and 6.2L engines |
| Intake Air Temperature (IAT) Sensor 1 Circuit Low Voltage | DTC P0112 or P0113 for the 6.6L (LMM) engine | ||
| P0113 | Intake Air Temperature (IAT) Sensor Circuit High Voltage | ECM | DTC P0112 or P0113
for the 4.3L engine or DTC P0112 or P0113 for the 4.8L, 5.3L, 6.0L and 6.2L engines |
| Intake Air Temperature (IAT) Sensor 1 Circuit High Voltage | DTC P0112 or P0113 for the 6.6L (LMM) engine | ||
| P0116 | Engine Coolant Temperature (ECT) Sensor Performance | ECM | |
| P0117 | Engine Coolant Temperature (ECT) Sensor Circuit Low Voltage | ECM |
|
| P0118 | Engine Coolant Temperature (ECT) Sensor Circuit High Voltage | ECM |
|
| P011A | Engine Coolant Temperature (ECT) Sensor 1-2 Correlation | ECM | DTC P011A |
| P0120 | Throttle Position (TP) Sensor 1 Circuit | ECM | DTC P0120, P0122, P0123, P0220, P0222, P0223, or P2135
for the 4.3L engine or DTC P0120, P0122, P0123, P0220, P0222, P0223, or P2135 for the 4.8L, 5.3L, 6.0L and 6.2L engines |
| P0121 | Throttle Position (TP) Sensor 1 Performance | ECM | DTC P0068 or P0121
for the 4.3L engine or DTC P0068 or P0121 for the 4.8L, 5.3L, 6.0L and 6.2L engines |
| P0122 | Throttle Position (TP) Sensor 1 Circuit Low Voltage | ECM | DTC P0120, P0122, P0123, P0220, P0222, P0223, or P2135
for the 4.3L engine or DTC P0120, P0122, P0123, P0220, P0222, P0223, or P2135 for the 4.8L, 5.3L, 6.0L and 6.2L engines |
| P0123 | Throttle Position (TP) Sensor 1 Circuit High Voltage | ECM | DTC P0120, P0122, P0123, P0220, P0222, P0223, or P2135
for the 4.3L engine or DTC P0120, P0122, P0123, P0220, P0222, P0223, or P2135 for the 4.8L, 5.3L, 6.0L and 6.2L engines |
| P0128 | Engine Coolant Temperature (ECT) Below Thermostat Regulating Temperature | ECM | |
| P0131 | HO2S Circuit Low Voltage Bank 1 Sensor 1 | ECM | DTC P0131, P0132, P0137, or P0138
for the 4.3L engine or DTC P0131, P0132, P0137, or P0138 for the 4.8L, 5.3L, 6.0L and 6.2L engines |
| P0132 | HO2S Circuit High Voltage Bank 1 Sensor 1 | ECM | DTC P0131, P0132, P0137, or P0138
for the 4.3L engine or DTC P0131, P0132, P0137, or P0138 for the 4.8L, 5.3L, 6.0L and 6.2L engines |
| P0133 | HO2S Slow Response Bank 1 Sensor 1 | ECM | DTC P0133, P0134, P0140, P1133, P2270, P2271, P2A00, or P2A01
for the 4.3L engine or DTC P0133, P0134, P0140, P1133, P2A00 or P2A01 for the 4.8L, 5.3L, 6.0L and 6.2L engines |
| P0134 | HO2S Circuit Insufficient Activity Bank 1 Sensor 1 | ECM | DTC P0133, P0134, P0140, P1133, P2270, P2271, P2A00, or P2A01
for the 4.3L engine or DTC P0133, P0134, P0140, P1133, P2A00 or P2A01 for the 4.8L, 5.3L, 6.0L and 6.2L engines |
| P0135 | HO2S Heater Performance Bank 1 Sensor 1 | ECM | DTC P0030, P0036, P0053, P0054, P0135, or P0141
for the 4.3L engine or DTC P0030, P0036, P0053, P0054, P0135, or P0141 for the 4.8L, 5.3L, 6.0L and 6.2L engines |
| P0137 | HO2S Circuit Low Voltage Bank 1 Sensor 2 | ECM | DTC P0131, P0132, P0137, or P0138
for the 4.3L engine or DTC P0131, P0132, P0137, or P0138 for the 4.8L, 5.3L, 6.0L and 6.2L engines |
| P0138 | HO2S Circuit High Voltage Bank 1 Sensor 2 | ECM | DTC P0131, P0132, P0137, or P0138
for the 4.3L engine or DTC P0131, P0132, P0137, or P0138 for the 4.8L, 5.3L, 6.0L and 6.2L engines |
| P0140 | HO2S Circuit Insufficient Activity Bank 1 Sensor 2 | ECM | DTC P0133, P0134, P0140, P1133, P2270, P2271, P2A00, or P2A01
for the 4.3L engine or DTC P0133, P0134, P0140, P1133, P2A00 or P2A01 for the 4.8L, 5.3L, 6.0L and 6.2L engines |
| P0141 | HO2S Heater Performance Bank 1 Sensor 2 | ECM | DTC P0030, P0036, P0053, P0054, P0135, or P0141
for the 4.3L engine or DTC P0030, P0036, P0053, P0054, P0135, or P0141 for the 4.8L, 5.3L, 6.0L and 6.2L engines |
| P0151 | HO2S Circuit Low Voltage Bank 2 Sensor 1 | ECM | DTC P0151, P0152, P0157, or P0158
for the 4.3L engine or DTC P0151, P0152, P0157, or P0158 for the 4.8L, 5.3L, 6.0L and 6.2L engines |
| P0152 | HO2S Circuit High Voltage Bank 2 Sensor 1 | ECM | DTC P0151, P0152, P0157, or P0158
for the 4.3L engine or DTC P0151, P0152, P0157, or P0158 for the 4.8L, 5.3L, 6.0L and 6.2L engines |
| P0153 | HO2S Slow Response Bank 2 Sensor 1 | ECM | DTC P0153, P0154, P0160, P1153, P2272, P2273, P2A03, or P2A04
for the 4.3L engine or DTC P0153, P0154, P0160, P1153, P2A03, or P2A04 for the 4.8L, 5.3L, 6.0L and 6.2L engines |
| P0154 | HO2S Circuit Insufficient Activity Bank 2 Sensor 1 | ECM | DTC P0153, P0154, P0160, P1153, P2272, P2273, P2A03, or P2A04
for the 4.3L engine or DTC P0153, P0154, P0160, P1153, P2A03, or P2A04 for the 4.8L, 5.3L, 6.0L and 6.2L engines |
| P0155 | HO2S Heater Performance Bank 2 Sensor 1 | ECM | DTC P0050, P0056, P0059, P0060, P0155, or P0161
for the 4.3L engine or DTC P0050, P0056, P0059, P0060, P0155, or P0161 for the 4.8L, 5.3L, 6.0L and 6.2L engines |
| P0157 | HO2S Circuit Low Voltage Bank 2 Sensor 2 | ECM | DTC P0151, P0152, P0157, or P0158
for the 4.3L engine or DTC P0151, P0152, P0157, or P0158 for the 4.8L, 5.3L, 6.0L and 6.2L engines |
| P0158 | HO2S Circuit High Voltage Bank 2 Sensor 2 | ECM | DTC P0151, P0152, P0157, or P0158
for the 4.3L engine or DTC P0151, P0152, P0157, or P0158 for the 4.8L, 5.3L, 6.0L and 6.2L engines |
| P0160 | HO2S Circuit Insufficient Activity Bank 2 Sensor 2 | ECM | DTC P0153, P0154, P0160, P1153, P2272, P2273, P2A03, or P2A04
for the 4.3L engine or DTC P0153, P0154, P0160, P1153, P2A03, or P2A04 for the 4.8L, 5.3L, 6.0L and 6.2L engines |
| P0161 | HO2S Heater Performance Bank 2 Sensor 2 | ECM | DTC P0050, P0056, P0059, P0060, P0155, or P0161
for the 4.3L engine or DTC P0050, P0056, P0059, P0060, P0155, or P0161 for the 4.8L, 5.3L, 6.0L and 6.2L engines |
| P0168 | Engine Fuel Over-Temperature | ECM | DTC P0168 |
| P016C | Control Module Engine Speed Performance | ECM | DTC P016C |
| P0171 | Fuel Trim System Lean Bank 1 | ECM | DTC P0171, P0172, P0174, or P0175
for the 4.3L engine or DTC P0171, P0172, P0174, or P0175 for the 4.8L, 5.3L, 6.0L and 6.2L engines |
| P0172 | Fuel Trim System Rich Bank 1 | ECM | DTC P0171, P0172, P0174, or P0175
for the 4.3L engine or DTC P0171, P0172, P0174, or P0175 for the 4.8L, 5.3L, 6.0L and 6.2L engines |
| P0174 | Fuel Trim System Lean Bank 2 | ECM | DTC P0171, P0172, P0174, or P0175
for the 4.3L engine or DTC P0171, P0172, P0174, or P0175 for the 4.8L, 5.3L, 6.0L and 6.2L engines |
| P0175 | Fuel Trim System Rich Bank 2 | ECM | DTC P0171, P0172, P0174, or P0175
for the 4.3L engine or DTC P0171, P0172, P0174, or P0175 for the 4.8L, 5.3L, 6.0L and 6.2L engines |
| P0181 | Fuel Temperature Sensor Performance | ECM | DTC P0181 |
| P0182 | Fuel Temperature Sensor Circuit Low Voltage | ECM | DTC P0182 or P0183 |
| P0183 | Fuel Temperature Sensor Circuit High Voltage | ECM | DTC P0182 or P0183 |
| P0191 | Fuel Rail Pressure (FRP) Sensor Performance | ECM, FPCM | DTC P0191
for the 4.3L engine or DTC P0191 for the 4.8L, 5.3L, 6.0L and 6.2L engines |
| P0192 | Fuel Rail Pressure (FRP) Sensor Circuit Low Voltage | ECM, FPCM | DTC P0192 or P0193
for the 4.8L, 5.3L, 6.0L and 6.2L engines or DTC P0192 or P0193 for the 6.6L (LMM) engine |
| P0193 | Fuel Rail Pressure (FRP) Sensor Circuit High Voltage | ECM, FPCM | DTC P0192 or P0193
for the 4.8L, 5.3L, 6.0L and 6.2L engines or DTC P0192 or P0193 for the 6.6L (LMM) engine |
| P0201 | Injector 1 Control Circuit | ECM | DTC P0201, P0202, P0203, P0204, P0205, or P0206
for the 4.3L engine or DTC P0201, P0202, P0203, P0204, P0205, P0206, P0207, or P0208 for the 4.8L, 5.3L, 6.0L and 6.2L engines |
| Fuel Injector 1 Control Circuit | DTC P0201, P0202, P0203, P0204, P0205, P0206, P0207, or P0208 for the 6.6L (LMM) engine | ||
| P0202 | Injector 2 Control Circuit | ECM | DTC P0201, P0202, P0203, P0204, P0205, or P0206
for the 4.3L engine or DTC P0201, P0202, P0203, P0204, P0205, P0206, P0207, or P0208 for the 4.8L, 5.3L, 6.0L and 6.2L engines |
| Fuel Injector 2 Control Circuit | DTC P0201, P0202, P0203, P0204, P0205, P0206, P0207, or P0208 for the 6.6L (LMM) engine | ||
| P0203 | Injector 3 Control Circuit | ECM | DTC P0201, P0202, P0203, P0204, P0205, or P0206
for the 4.3L engine or DTC P0201, P0202, P0203, P0204, P0205, P0206, P0207, or P0208 for the 4.8L, 5.3L, 6.0L and 6.2L engines |
| Fuel Injector 3 Control Circuit | DTC P0201, P0202, P0203, P0204, P0205, P0206, P0207, or P0208 for the 6.6L (LMM) engine | ||
| P0204 | Injector 4 Control Circuit | ECM | DTC P0201, P0202, P0203, P0204, P0205, or P0206
for the 4.3L engine or DTC P0201, P0202, P0203, P0204, P0205, P0206, P0207, or P0208 for the 4.8L, 5.3L, 6.0L and 6.2L engines |
| Fuel Injector 4 Control Circuit | DTC P0201, P0202, P0203, P0204, P0205, P0206, P0207, or P0208 for the 6.6L (LMM) engine | ||
| P0205 | Injector 5 Control Circuit | ECM | DTC P0201, P0202, P0203, P0204, P0205, or P0206
for the 4.3L engine or DTC P0201, P0202, P0203, P0204, P0205, P0206, P0207, or P0208 for the 4.8L, 5.3L, 6.0L and 6.2L engines |
| Fuel Injector 5 Control Circuit | DTC P0201, P0202, P0203, P0204, P0205, P0206, P0207, or P0208 for the 6.6L (LMM) engine | ||
| P0206 | Injector 6 Control Circuit | ECM | DTC P0201, P0202, P0203, P0204, P0205, or P0206
for the 4.3L engine or DTC P0201, P0202, P0203, P0204, P0205, P0206, P0207, or P0208 for the 4.8L, 5.3L, 6.0L and 6.2L engines |
| Fuel Injector 6 Control Circuit | DTC P0201, P0202, P0203, P0204, P0205, P0206, P0207, or P0208 for the 6.6L (LMM) engine | ||
| P0207 | Injector 7 Control Circuit | ECM | DTC P0201, P0202, P0203, P0204, P0205, P0206, P0207, or P0208 for the 4.8L, 5.3L, 6.0L and 6.2L engines |
| Fuel Injector 7 Control Circuit | DTC P0201, P0202, P0203, P0204, P0205, P0206, P0207, or P0208 for the 6.6L (LMM) engine | ||
| P0208 | Injector 8 Control Circuit | ECM | DTC P0201, P0202, P0203, P0204, P0205, P0206, P0207, or P0208 for the 4.8L, 5.3L, 6.0L and 6.2L engines |
| Fuel Injector 8 Control Circuit | DTC P0201, P0202, P0203, P0204, P0205, P0206, P0207, or P0208 for the 6.6L (LMM) engine | ||
| P0218 | Transmission Condition Overtemperature | TCM | DTC P0218
for the 4L60-E/4L65-E/4L70-E transmission or DTC P0218 for the Allison transmission |
| Transmission Fluid Overtemperature | DTC P0218 for the 6L50/6L80/6L90 transmission | ||
| P0220 | Throttle Position (TP) Sensor 2 Circuit | ECM | DTC P0120, P0122, P0123, P0220, P0222, P0223, or P2135
for the 4.3L engine or DTC P0120, P0122, P0123, P0220, P0222, P0223, or P2135 for the 4.8L, 5.3L, 6.0L and 6.2L engines |
| P0222 | Throttle Position (TP) Sensor 2 Circuit Low Voltage | ECM | DTC P0120, P0122, P0123, P0220, P0222, P0223, or P2135
for the 4.3L engine or DTC P0120, P0122, P0123, P0220, P0222, P0223, or P2135 for the 4.8L, 5.3L, 6.0L and 6.2L engines |
| P0223 | Throttle Position (TP) Sensor 2 Circuit High Voltage | ECM | DTC P0120, P0122, P0123, P0220, P0222, P0223, or P2135
for the 4.3L engine or DTC P0120, P0122, P0123, P0220, P0222, P0223, or P2135 for the 4.8L, 5.3L, 6.0L and 6.2L engines |
| P0230 | Fuel Pump Relay Control Circuit | ECM | DTC P0230
for the 4.3L engine or DTC P0230 or P2632 (with LMG, LC9, or LY6) for the 4.8L, 5.3L, 6.0L and 6.2L engines |
| P0231 | Fuel Pump Control Circuit Low Voltage | FSCM | DTC P0231, P0232, or P023F |
| P0232 | Fuel Pump Control Circuit High Voltage | FSCM | DTC P0231, P0232, or P023F |
| P0234 | Turbocharger Engine Overboost | ECM | DTC P0234 |
| P023F | Fuel Pump Control Circuit | FSCM | DTC P0231, P0232, or P023F |
| P025A | Fuel Pump Control Module Enable Circuit | FSCM | DTC P025A |
| P0299 | Turbocharger Engine Underboost | ECM | DTC P0299 |
| P029D | Injector 1 Leak | ECM | DTC P029D, P02A1, P02A5, P02A9, P02AD, P02B1, P02B5, or P02B9 |
| P02A1 | Injector 2 Leak | ECM | DTC P029D, P02A1, P02A5, P02A9, P02AD, P02B1, P02B5, or P02B9 |
| P02A5 | Injector 3 Leak | ECM | DTC P029D, P02A1, P02A5, P02A9, P02AD, P02B1, P02B5, or P02B9 |
| P02A9 | Injector 4 Leak | ECM | DTC P029D, P02A1, P02A5, P02A9, P02AD, P02B1, P02B5, or P02B9 |
| P02AD | Injector 5 Leak | ECM | DTC P029D, P02A1, P02A5, P02A9, P02AD, P02B1, P02B5, or P02B9 |
| P02B1 | Injector 6 Leak | ECM | DTC P029D, P02A1, P02A5, P02A9, P02AD, P02B1, P02B5, or P02B9 |
| P02B5 | Injector 7 Leak | ECM | DTC P029D, P02A1, P02A5, P02A9, P02AD, P02B1, P02B5, or P02B9 |
| P02B9 | Injector 8 Leak | ECM | DTC P029D, P02A1, P02A5, P02A9, P02AD, P02B1, P02B5, or P02B9 |
| P02E0 | Diesel Intake Air (IA) Flow Control Circuit | ECM | DTC P02E0 |
| P02E7 | Diesel Intake Air (IA) Flow Position Sensor Performance | ECM | DTC P02E7 |
| P02E8 | Diesel Intake Air (IA) Flow Position Sensor Circuit Low Voltage | ECM | DTC P02E8 or P02E9 |
| P02E9 | Diesel Intake Air (IA) Flow Position Sensor Circuit High Voltage | ECM | DTC P02E8 or P02E9 |
| P0300 | Engine Misfire Detected | ECM |
|
| P0301 | Cylinder 1 Misfire Detected | ECM |
|
| P0302 | Cylinder 2 Misfire Detected | ECM |
|
| P0303 | Cylinder 3 Misfire Detected | ECM |
|
| P0304 | Cylinder 4 Misfire Detected | ECM |
|
| P0305 | Cylinder 5 Misfire Detected | ECM |
|
| P0306 | Cylinder 6 Misfire Detected | ECM |
|
| P0307 | Cylinder 7 Misfire Detected | ECM | DTC P0300-P0308
for the 4.8L, 5.3L, 6.0L and 6.2L engines or DTC P0300-P0308 for the 6.6L (LMM) engine |
| P0308 | Cylinder 8 Misfire Detected | ECM | DTC P0300-P0308
for the 4.8L, 5.3L, 6.0L and 6.2L engines or DTC P0300-P0308 for the 6.6L (LMM) engine |
| P0315 | Crankshaft Position (CKP) System Variation Not Learned | ECM | DTC P0315
for the 4.3L engine or DTC P0315 for the 4.8L, 5.3L, 6.0L and 6.2L engines |
| P0324 | Knock Sensor (KS) Module Performance | ECM | DTC P0324, P0325, P0326, P0327, P0328, P0330, P0332, or P0333
for the 4.3L engine or DTC P0324, P0325, P0326, P0327, P0328, P0330, P0332, or P0333 for the 4.8L, 5.3L, 6.0L and 6.2L engines |
| P0325 | Knock Sensor (KS) Circuit Bank 1 | ECM | DTC P0324, P0325, P0326, P0327, P0328, P0330, P0332, or P0333
for the 4.3L engine or DTC P0324, P0325, P0326, P0327, P0328, P0330, P0332, or P0333 for the 4.8L, 5.3L, 6.0L and 6.2L engines |
| P0326 | Knock Sensor (KS) Performance Bank 1 | ECM | DTC P0324, P0325, P0326, P0327, P0328, P0330, P0332, or P0333 for the 4.3L engine |
| Knock Sensor (KS) Performance | DTC P0324, P0325, P0326, P0327, P0328, P0330, P0332, or P0333 for the 4.8L, 5.3L, 6.0L and 6.2L engines | ||
| P0327 | Knock Sensor (KS) Circuit Low Voltage Bank 1 | ECM | DTC P0324, P0325, P0326, P0327, P0328, P0330, P0332, or P0333
for the 4.3L engine or DTC P0324, P0325, P0326, P0327, P0328, P0330, P0332, or P0333 for the 4.8L, 5.3L, 6.0L and 6.2L engines |
| P0328 | Knock Sensor (KS) Circuit High Voltage Bank 1 | ECM | DTC P0324, P0325, P0326, P0327, P0328, P0330, P0332, or P0333
for the 4.3L engine or DTC P0324, P0325, P0326, P0327, P0328, P0330, P0332, or P0333 for the 4.8L, 5.3L, 6.0L and 6.2L engines |
| P0330 | Knock Sensor (KS) Performance Bank 2 | ECM | DTC P0324, P0325, P0326, P0327, P0328, P0330, P0332, or P0333 for the 4.3L engine |
| Knock Sensor (KS) Circuit Bank 2 | DTC P0324, P0325, P0326, P0327, P0328, P0330, P0332, or P0333 for the 4.8L, 5.3L, 6.0L and 6.2L engines | ||
| P0332 | Knock Sensor (KS) Circuit Low Voltage Bank 2 | ECM | DTC P0324, P0325, P0326, P0327, P0328, P0330, P0332, or P0333
for the 4.3L engine or DTC P0324, P0325, P0326, P0327, P0328, P0330, P0332, or P0333 for the 4.8L, 5.3L, 6.0L and 6.2L engines |
| P0333 | Knock Sensor (KS) Circuit High Voltage Bank 2 | ECM | DTC P0324, P0325, P0326, P0327, P0328, P0330, P0332, or P0333
for the 4.3L engine or DTC P0324, P0325, P0326, P0327, P0328, P0330, P0332, or P0333 for the 4.8L, 5.3L, 6.0L and 6.2L engines |
| P0335 | Crankshaft Position (CKP) Sensor Circuit | ECM |
|
| P0336 | Crankshaft Position (CKP) Sensor Performance | ECM |
|
| P0340 | Camshaft Position (CMP) Sensor Circuit | ECM |
|
| P0341 | Camshaft Position (CMP) Sensor Performance | ECM |
|
| P0351 | Ignition Coil 1 Control Circuit | ECM | DTC P0351, P0352, or P0353
for the 4.3L engine or DTC P0351-P0358 for the 4.8L, 5.3L, 6.0L and 6.2L engines |
| P0352 | Ignition Coil 2 Control Circuit | ECM | DTC P0351, P0352, or P0353
for the 4.3L engine or DTC P0351-P0358 for the 4.8L, 5.3L, 6.0L and 6.2L engines |
| P0353 | Ignition Coil 3 Control Circuit | ECM | DTC P0351, P0352, or P0353
for the 4.3L engine or DTC P0351-P0358 for the 4.8L, 5.3L, 6.0L and 6.2L engines |
| P0354 | Ignition Coil 4 Control Circuit | ECM | DTC P0351-P0358 for the 4.8L, 5.3L, 6.0L and 6.2L engines |
| P0355 | Ignition Coil 5 Control Circuit | ECM | DTC P0351-P0358 for the 4.8L, 5.3L, 6.0L and 6.2L engines |
| P0356 | Ignition Coil 6 Control Circuit | ECM | DTC P0351-P0358 for the 4.8L, 5.3L, 6.0L and 6.2L engines |
| P0357 | Ignition Coil 7 Control Circuit | ECM | DTC P0351-P0358 |
| P0358 | Ignition Coil 8 Control Circuit | ECM | DTC P0351-P0358 |
| P0381 | Wait To Start Lamp Control Circuit | ECM | DTC P0381 |
| P0401 | Exhaust Gas Recirculation (EGR) Flow Insufficient | ECM | DTC P0401 or P0402 |
| P0402 | Exhaust Gas Recirculation (EGR) Flow Excessive | ECM | DTC P0401 or P0402 |
| P0403 | Exhaust Gas Recirculation (EGR) Solenoid Control Circuit | ECM | DTC P0403 or P046C |
| P0405 | Exhaust Gas Recirculation (EGR) Position Sensor Circuit Low Voltage | ECM | DTC P0405 or P0406 |
| P0406 | Exhaust Gas Recirculation (EGR) Position Sensor Circuit High Voltage | ECM | DTC P0405 or P0406 |
| P0420 | Catalyst System Low Efficiency Bank 1 | ECM | DTC P0420 or P0430
for the 4.3L engine or DTC P0420 or P0430 for the 4.8L, 5.3L, 6.0L and 6.2L engines |
| Catalyst System Low Efficiency | DTC P0420 for the 6.6L (LMM) engine | ||
| P0430 | Catalyst System Low Efficiency Bank 2 | ECM | DTC P0420 or P0430
for the 4.3L engine or DTC P0420 or P0430 for the 4.8L, 5.3L, 6.0L and 6.2L engines |
| P0442 | Evaporative Emission (EVAP) System Small Leak Detected | ECM | DTC P0442
for the 4.3L engine or DTC P0442 for the 4.8L, 5.3L, 6.0L and 6.2L engines |
| P0443 | Evaporative Emission (EVAP) Purge Solenoid Control Circuit | ECM | DTC P0443 or P0449
for the 4.3L engine or DTC P0443 or P0449 for the 4.8L, 5.3L, 6.0L and 6.2L engines |
| P0446 | Evaporative Emission (EVAP) Vent System Performance | ECM | DTC P0446
for the 4.3L engine or DTC P0446 for the 4.8L, 5.3L, 6.0L and 6.2L engines |
| P0449 | Evaporative Emission (EVAP) Vent Solenoid Control Circuit | ECM | DTC P0443 or P0449
for the 4.3L engine or DTC P0443 or P0449 for the 4.8L, 5.3L, 6.0L and 6.2L engines |
| P0451 | Fuel Tank Pressure (FTP) Sensor Performance | ECM | DTC P0451, P0452, P0453, or P0454
for the 4.3L engine or DTC P0451, P0452, P0453, or P0454 for the 4.8L, 5.3L, 6.0L and 6.2L engines |
| P0452 | Fuel Tank Pressure (FTP) Sensor Circuit Low Voltage | ECM | DTC P0451, P0452, P0453, or P0454
for the 4.3L engine or DTC P0451, P0452, P0453, or P0454 for the 4.8L, 5.3L, 6.0L and 6.2L engines |
| P0453 | Fuel Tank Pressure (FTP) Sensor Circuit High Voltage | ECM | DTC P0451, P0452, P0453, or P0454
for the 4.3L engine or DTC P0451, P0452, P0453, or P0454 for the 4.8L, 5.3L, 6.0L and 6.2L engines |
| P0454 | Fuel Tank Pressure (FTP) Sensor Circuit Intermittent | ECM | DTC P0451, P0452, P0453, or P0454
for the 4.3L engine or DTC P0451, P0452, P0453, or P0454 for the 4.8L, 5.3L, 6.0L and 6.2L engines |
| P0455 | Evaporative Emission (EVAP) System Large Leak Detected | ECM | DTC P0455
for the 4.3L engine or DTC P0455 for the 4.8L, 5.3L, 6.0L and 6.2L engines |
| P0461 | Fuel Level Sensor 1 Performance | ECM | DTC P0461 |
| P0462 | Fuel Level Sensor 1 Low Voltage | ECM | DTC P0462 |
| P0463 | Fuel Level Sensor 1 High Voltage | ECM | DTC P0463 |
| P0464 | Fuel Level Sensor 1 Circuit Intermittent | ECM | DTC P0464 |
| P046C | Exhaust Gas Recirculation (EGR) Position Sensor Performance | ECM | DTC P0403 or P046C |
| P0480 | Cooling Fan Relay 1 Control Circuit | ECM | DTC P0480 or P0481 |
| P0481 | Cooling Fan Relay 2 Control Circuit | ECM | DTC P0480 or P0481 |
| P0495 | Cooling Fan Speed High | ECM DTC P0496 for the 4.3L engine or DTC P0496 for the 4.8L, 5.3L, 6.0L and 6.2L engines |
|
| P0496 | Evaporative Emission (EVAP) System Flow During Non-Purge | ECM | DTC P0496
for the 4.3L engine or DTC P0496 for the 4.8L, 5.3L, 6.0L and 6.2L engines |
| P0506 | Idle Speed Low | ECM |
|
| P0507 | Idle Speed High | ECM |
|
| P0513 | Theft Deterrent Key Incorrect | ECM | DTC P0513 |
| P0521 | Engine Oil Pressure (EOP) Sensor Performance | ECM | DTC P0521 |
| P0522 | Engine Oil Pressure (EOP) Sensor Circuit Low Voltage | ECM | DTC P0522 |
| P0523 | Engine Oil Pressure (EOP) Sensor Circuit High Voltage | ECM | DTC P0523 |
| P0532 | Air Conditioning (A/C) Refrigerant Pressure Sensor Circuit Low Voltage | ECM | DTC P0532 or P0533
w/CJ2 or DTC P0532 or P0533 w/CJ3 |
| P0533 | Air Conditioning (A/C) Refrigerant Pressure Sensor Circuit High Voltage | ECM | DTC P0532 or P0533
w/CJ2 or DTC P0532 or P0533 w/CJ3 |
| P0545 | Exhaust Gas Temperature (EGT) Sensor 1 Circuit Low Voltage | ECM | DTC P0545 or P0546 |
| P0546 | Exhaust Gas Temperature (EGT) Sensor 1 Circuit High Voltage | ECM | DTC P0545 or P0546 |
| P0561 | System Voltage Unstable | TCM | DTC P0561 |
| P0562 | System Voltage Low | ECM | DTC P0562 |
| TCM |
|
||
| P0563 | System Voltage High | ECM | DTC P0563 |
| TCM |
|
||
| P0571 | Cruise Control Brake Switch Circuit | ECM | DTC P0571 |
| P0572 | Brake Switch Circuit 1 Low Voltage | ECM | DTC P0572 |
| P0573 | Brake Switch Circuit 1 High Voltage | ECM | DTC P0573 |
| P0575 | Cruise Control Switch Signal Circuit | ECM | DTC P0575 |
| P0601 | Control Module Read Only Memory (ROM) | ECM, FSCM | DTC P0601, P0602, P0603, P0604, P0606, P0607, P060D, P062F, or P2610
for the 4.3L engine or DTC P0601, P0602, P0603, P0604, P0606, P0607, P060D, P062F, or P2610 (Set in ECM) or DTC P0601, P0602, P0603, P0604, P0606, P0607, P060D, P062F, or P2610 (set in FPCM) for the 4.8L, 5.3L, 6.0L and 6.2L engines |
| Transmission Control Module (TCM) Read Only Memory (ROM) | TCM | DTC P0601, P0602, P0603, P0604, or P062F
for the 4L60-E/4L65-E/4L70-E transmission or DTC P0601, P0602, P0603, P0604, or P1621 for the 6L50/6L80/6L90 transmission |
|
| P0602 | Control Module Not Programmed | ECM, FSCM |
|
| Transmission Control Module (TCM) Not Programmed | TCM |
|
|
| P0603 | Control Module Long Term Memory Reset | ECM, FSCM | DTC P0601, P0602, P0603, P0604, P0606, P0607, P060D, P062F, or P2610
for the 4.3L engine or DTC P0601, P0602, P0603, P0604, P0606, P0607, P060D, P062F, or P2610 (Set in ECM) or DTC P0601, P0602, P0603, P0604, P0606, P0607, P060D, P062F, or P2610 (set in FPCM) for the 4.8L, 5.3L, 6.0L and 6.2L engines |
| Transmission Control Module (TCM) Long Term Memory Reset | TCM | DTC P0601, P0602, P0603, P0604, or P062F
for the 4L60-E/4L65-E/4L70-E transmission or DTC P0601, P0602, P0603, P0604, or P1621 for the 6L50/6L80/6L90 transmission |
|
| P0604 | Control Module Random Access Memory (RAM) | ECM, FSCM | DTC P0601, P0602, P0603, P0604, P0606, P0607, P060D, P062F, or P2610
for the 4.3L engine or DTC P0601, P0602, P0603, P0604, P0606, P0607, P060D, P062F, or P2610 (Set in ECM) or DTC P0601, P0602, P0603, P0604, P0606, P0607, P060D, P062F, or P2610 (set in FPCM) for the 4.8L, 5.3L, 6.0L and 6.2L engines |
| Transmission Control Module (TCM) Random Access Memory (RAM) | TCM | DTC P0601, P0602, P0603, P0604, or P062F
for the 4L60-E/4L65-E/4L70-E transmission or DTC P0601, P0602, P0603, P0604, or P1621 for the 6L50/6L80/6L90 transmission |
|
| P0606 | Control Module Internal Performance | ECM, FSCM |
|
| P0607 | Control Module Performance | ECM | DTC P0601, P0602, P0603, P0604, P0606, P0607, P060D, P062F, or P2610
for the 4.3L engine or DTC P0601, P0602, P0603, P0604, P0606, P0607, P060D, P062F, or P2610 (Set in ECM) or DTC P0601, P0602, P0603, P0604, P0606, P0607, P060D, P062F, or P2610 (set in FPCM) for the 4.8L, 5.3L, 6.0L and 6.2L engines |
| P060B | Control Module Analog to Digital Performance | ECM | DTC P0602, P0606, P060B, P061C, P062C, P062F, or P2610 |
| P060D | Control Module Accelerator Pedal Position (APP) System Performance | ECM | DTC P0601, P0602, P0603, P0604, P0606, P0607, P060D, P062F, or P2610
for the 4.3L engine or DTC P0601, P0602, P0603, P0604, P0606, P0607, P060D, P062F, or P2610 (Set in ECM) or DTC P0601, P0602, P0603, P0604, P0606, P0607, P060D, P062F, or P2610 (set in FPCM) for the 4.8L, 5.3L, 6.0L and 6.2L engines |
| P0613 | Transmission Control Module (TCM) Processor | TCM | DTC P0613 |
| P0615 | Starter Relay Control Circuit | ECM | DTC P0615 |
| P061C | Control Module Engine Speed Performance | ECM | DTC P0602, P0606, P060B, P061C, P062C, P062F, or P2610 |
| P0621 | Generator L-Terminal Circuit | ECM | DTC P0621 |
| P0622 | Generator F-Terminal Circuit | ECM | DTC P0622 |
| P062C | Control Module Vehicle Speed Performance | ECM | DTC P0602, P0606, P060B, P061C, P062C, P062F, or P2610 |
| P062F | Control Module Long Term Memory Performance | ECM, FSCM |
|
| Transmission Control Module (TCM) Long Term Memory Performance | TCM | DTC P0601, P0602, P0603, P0604, or P062F for the 4L60-E/4L65-E/4L70-E transmission | |
| P0633 | Theft Deterrent Key Not Programmed | ECM | DTC P0633 |
| P0634 | Transmission Control Module (TCM) Overtemperature | TCM | DTC P0634 for the 6L50/6L80/6L90 transmission |
| Transmission Control Module (TCM) Internal Temperature Too High | DTC P0634 for the Allison transmission | ||
| P0640 | Intake Air (IA) Heater Control Circuit | GPCM | DTC P0640 |
| P0641 | 5-Volt Reference 1 Circuit | ECM | DTC P0641 or P0651
for the 4.3L engine or DTC P0641 or P0651 for the 4.8L, 5.3L, 6.0L and 6.2L engines |
| PTO | DTC P0641 | ||
| 5-Volt Reference Circuit | FSCM | DTC P0641 or P06A6 (FPCM) for the 4.8L, 5.3L, 6.0L and 6.2L engines | |
| P0642 | 5-Volt Reference 1 Circuit Low Voltage | ECM | DTC P0642 or P0643 |
| P0643 | 5-Volt Reference 1 Circuit High Voltage | ECM | DTC P0642 or P0643 |
| P0645 | Air Conditioning (A/C) Clutch Relay Control Circuit | ECM | DTC P0645
w/CJ2 or DTC P0645 w/CJ3 |
| P0646 | Air Conditioning (A/C) Clutch Relay Control Circuit Low Voltage | ECM | DTC P0646 or P0647
w/CJ2 or DTC P0646 or P0647 w/CJ3 |
| P0647 | Air Conditioning (A/C) Clutch Relay Control Circuit High Voltage | ECM | DTC P0646 or P0647
w/CJ2 or DTC P0646 or P0647 w/CJ3 |
| P064A | Fuel Pump Control Module Driver Overtemperature | FSCM | DTC P1255 or P064A |
| P064C | Glow Plug Control Module Performance | GPCM | DTC P064C |
| P0650 | Malfunction Indicator Lamp (MIL) Control Circuit | ECM | |
| P0651 | 5-Volt Reference 2 Circuit | ECM | DTC P0641 or P0651
for the 4.3L engine or DTC P0641 or P0651 for the 4.8L, 5.3L, 6.0L and 6.2L engines |
| PTO | DTC P0651 | ||
| P0652 | 5-Volt Reference 2 Circuit Low Voltage | ECM | DTC P0652 or P0653 |
| P0653 | 5-Volt Reference 2 Circuit High Voltage | ECM | DTC P0652 or P0653 |
| P0658 | Actuator Supply Voltage 1 Low | TCM | DTC P0658 |
| P0659 | Actuator Supply Voltage 1 High | TCM | DTC P0659 |
| P0667 | Transmission Control Module (TCM) Temperature Sensor Performance | TCM | DTC P0667, P0668, or P0669 |
| P0668 | Transmission Control Module (TCM) Temperature Sensor Circuit Low Voltage | TCM | DTC P0667, P0668, or P0669 |
| P0669 | Transmission Control Module (TCM) Temperature Sensor Circuit High Voltage | TCM | DTC P0667, P0668, or P0669 |
| P0671 | Glow Plug 1 Control Circuit | GPCM | DTC P0671-P0678 |
| P0672 | Glow Plug 2 Control Circuit | GPCM | DTC P0671-P0678 |
| P0673 | Glow Plug 3 Control Circuit | GPCM | DTC P0671-P0678 |
| P0674 | Glow Plug 4 Control Circuit | GPCM | DTC P0671-P0678 |
| P0675 | Glow Plug 5 Control Circuit | GPCM | DTC P0671-P0678 |
| P0676 | Glow Plug 6 Control Circuit | GPCM | DTC P0671-P0678 |
| P0677 | Glow Plug 7 Control Circuit | GPCM | DTC P0671-P0678 |
| P0678 | Glow Plug 8 Control Circuit | GPCM | DTC P0671-P0678 |
| P0685 | Engine Controls Ignition Relay Control Circuit | ECM | DTC P0685, P0689, or P0690
for the 4.3L engine or DTC P0685, P0689, or P0690 for the 4.8L, 5.3L, 6.0L and 6.2L engines |
| P0689 | Engine Controls Relay Feedback Circuit Low Voltage | ECM | DTC P0685, P0689, or P0690
for the 4.3L engine or DTC P0685, P0689, or P0690 for the 4.8L, 5.3L, 6.0L and 6.2L engines |
| P0690 | Engine Controls Relay Feedback Circuit High Voltage | ECM | DTC P0685, P0689, or P0690
for the 4.3L engine or DTC P0685, P0689, or P0690 for the 4.8L, 5.3L, 6.0L and 6.2L engines |
| P0698 | 5-Volt Reference 3 Circuit Low Voltage | ECM | DTC P0698 or P0699 |
| P0699 | 5-Volt Reference 3 Circuit High Voltage | ECM | DTC P0698 or P0699 |
| P069E | Fuel Pump Control Module (FPCM) Requested MIL Illumination | ECM | DTC P069E |
| P06A6 | 5-Volt Reference Circuit Performance | FSCM | DTC P0641 or P06A6 (FPCM) |
| P0700 | Transmission Control Module (TCM) Requested MIL Illumination | ECM, TCM | |
| P0701 | Transmission Control System Performance | TCM | DTC P0701 |
| P0703 | Brake Switch Circuit | ECM | DTC P0703 |
| TCM | DTC P0703 | ||
| P0705 | Transmission Range (TR) Switch Circuit | TCM | DTC P0705 |
| P0706 | Transmission Range Sensor Circuit - PRNDL Input | TCM | DTC P0706 |
| P0708 | Transmission Range (TR) Sensor Circuit High | TCM | DTC P0708 |
| P0711 | Transmission Fluid Temperature (TFT) Sensor Performance | TCM | DTC P0711
for the 4L60-E/4L65-E/4L70-E transmission or DTC P0711, P0712, or P0713 for the 6L50/6L80/6L90 transmission |
| Transmission Fluid Temperature (TFT) Sensor Circuit - Performance | DTC P0711 for the Allison transmission | ||
| P0712 | Transmission Fluid Temperature (TFT) Sensor Circuit Low Voltage | TCM | DTC P0712
for the 4L60-E/4L65-E/4L70-E transmission or DTC P0711, P0712, or P0713 for the 6L50/6L80/6L90 transmission |
| Transmission Fluid Temperature (TFT) Sensor Circuit - Low Input | DTC P0712 for the Allison transmission | ||
| P0713 | Transmission Fluid Temperature (TFT) Sensor Circuit High Voltage | TCM | DTC P0713
for the 4L60-E/4L65-E/4L70-E transmission or DTC P0711, P0712, or P0713 for the 6L50/6L80/6L90 transmission |
| Transmission Fluid Temperature (TFT) Sensor Circuit - High Input | DTC P0713 for the Allison transmission | ||
| P0716 | Input Speed Sensor Performance | TCM | DTC P0716
for the 4L60-E/4L65-E/4L70-E transmission or DTC P0716 or P0717 for the 6L50/6L80/6L90 transmission |
| Turbine Speed Sensor Circuit Performance | DTC P0716 for the Allison transmission | ||
| P0717 | Input Speed Sensor Circuit Low Voltage | TCM | DTC P0717
for the 4L60-E/4L65-E/4L70-E transmission or DTC P0716 or P0717 for the 6L50/6L80/6L90 transmission |
| Turbine Speed Sensor | DTC P0717 for the Allison transmission | ||
| P0719 | Brake Switch Circuit Low Voltage | TCM | DTC P0719 |
| P071A | Transmission Tow Mode Switch Circuit | TCM | DTC P071A
for the 4L60-E/4L65-E/4L70-E transmission or DTC P071A for the Allison transmission |
| P0721 | Output Speed Sensor Circuit Performance | TCM | DTC P0721 |
| P0722 | Output Speed Sensor (OSS) Circuit Low Voltage | TCM | DTC P0722
for the 4L60-E/4L65-E/4L70-E transmission or DTC P0722 or P0723 for the 6L50/6L80/6L90 transmission |
| Output Speed Sensor Circuit No Signal | DTC P0722 for the Allison transmission | ||
| P0723 | Output Speed Sensor (OSS) Intermittent | TCM | DTC P0723
for the 4L60-E/4L65-E/4L70-E transmission or DTC P0722 or P0723 for the 6L50/6L80/6L90 transmission |
| P0724 | Brake Switch Circuit High Voltage | TCM | DTC P0724 |
| P0729 | Incorrect 6th Gear Ratio | TCM | DTC P0729 |
| P0731 | Incorrect 1st Gear Ratio | TCM | DTC P0731 |
| P0732 | Incorrect 2nd Gear Ratio | TCM | DTC P0732 |
| P0733 | Incorrect 3rd Gear Ratio | TCM | DTC P0733 |
| P0734 | Incorrect 4th Gear Ratio | TCM | DTC P0734 |
| P0735 | Incorrect 5th Gear Ratio | TCM | DTC P0735 |
| P0736 | Incorrect Reverse Ratio | TCM | DTC P0736 |
| P0741 | Torque Converter Clutch (TCC) System - Stuck Off | TCM |
|
| P0742 | Torque Converter Clutch (TCC) System - Stuck On | TCM |
|
| P0751 | 1-2 Shift Solenoid Valve Performance - No First or Fourth Gear | TCM | DTC P0751 for the 4L60-E/4L65-E/4L70-E transmission |
| Shift Solenoid (SS) 1 Valve Performance - Stuck Off | DTC P0751
for the 6L50/6L80/6L90 transmission or DTC P0751 for the Allison transmission |
||
| P0752 | 1-2 Shift Solenoid Valve Performance - No Second or Third Gear | TCM | DTC P0752 for the 4L60-E/4L65-E/4L70-E transmission |
| Shift Solenoid (SS) 1 Valve Performance - Stuck On | DTC P0752
for the 6L50/6L80/6L90 transmission or DTC P0752 for the Allison transmission |
||
| P0756 | 2-3 Shift Solenoid Valve Performance - No First or Second Gear | TCM | DTC P0756 for the 4L60-E/4L65-E/4L70-E transmission |
| Shift Solenoid (SS) 2 Valve Performance - Stuck Off | DTC P0756
for the 6L50/6L80/6L90 transmission or DTC P0756 for the Allison transmission |
||
| P0757 | 2-3 Shift Solenoid Valve Performance - No Third or Fourth Gear | TCM | DTC P0756 for the 4L60-E/4L65-E/4L70-E transmission |
| Shift Solenoid (SS) 2 Valve Performance - Stuck On | DTC P0757 for the Allison transmission | ||
| P0761 | Shift Solenoid (SS) 3 Valve Performance - Stuck Off | TCM | DTC P0761 |
| P0762 | Shift Solenoid (SS) 3 Valve Performance - Stuck On | TCM | DTC P0762 |
| P0776 | Clutch Pressure Control (PC) Solenoid 2 - Stuck Off | TCM | DTC P0776 or P0777 for the 6L50/6L80/6L90 transmission |
| Pressure Control Solenoid 2 (PCS2) Stuck Off | DTC P0776 for the Allison transmission | ||
| P0777 | Clutch Pressure Control (PC) Solenoid 2 - Stuck On | TCM | DTC P0776 or P0777 for the 6L50/6L80/6L90 transmission |
| Pressure Control Solenoid 2 (PCS2) Stuck On | DTC P0777 for the Allison transmission | ||
| P0787 | 3-2 Shift Solenoid (SS) Control Circuit Low Voltage | TCM | DTC P0787 |
| P0788 | 3-2 Shift Solenoid (SS) Control Circuit High Voltage | TCM | DTC P0788 |
| P0796 | Clutch Pressure Control (PC) Solenoid 3 - Stuck Off | TCM | DTC P0796 or P0797 |
| P0797 | Clutch Pressure Control (PC) Solenoid 3 - Stuck On | TCM | DTC P0796 or P0797 |
| P0815 | Upshift Switch Circuit | BCM | DTC P0815, P0816, P0826, or P1876
for the 6L50/6L80/6L90 transmission or DTC P0815, P0816, or P0826 for the Allison transmission |
| P0816 | Downshift Switch Circuit | BCM | DTC P0815, P0816, P0826, or P1876
for the 6L50/6L80/6L90 transmission or DTC P0815, P0816, or P0826 for the Allison transmission |
| P0826 | Up and Down Shift Switch Circuit | BCM | DTC P0815, P0816, P0826, or P1876
for the 6L50/6L80/6L90 transmission or DTC P0815, P0816, or P0826 for the Allison transmission |
| P0827 | TAP Up and Down Shift Switch Circuit Low | TCM | DTC P0827 |
| P0828 | TAP Up and Down Shift Switch Circuit High | TCM | DTC P0828 |
| P0842 | Transmission Fluid Pressure (TFP) Switch 1 Circuit Low Voltage | TCM | DTC P0842 or P0843 for the 6L50/6L80/6L90 transmission |
| Transmission Pressure Switch 1 Circuit Low | DTC P0842 for the Allison transmission | ||
| P0843 | Transmission Fluid Pressure (TFP) Switch 1 Circuit High Voltage | TCM | DTC P0842 or P0843 for the 6L50/6L80/6L90 transmission |
| Transmission Pressure Switch 1 Circuit High | DTC P0843 for the Allison transmission | ||
| P0847 | Transmission Pressure Switch 2 Circuit Low | TCM | DTC P0847 |
| P0848 | Transmission Pressure Switch 2 Circuit High | TCM | DTC P0848 |
| P0851 | Park/Neutral Position (PNP) Switch Circuit Low Voltage | TCM | DTC P0851 or P0852
for the 6L50/6L80/6L90 transmission or DTC P0851 or P0852 for the Allison transmission |
| P0852 | Park/Neutral Position (PNP) Switch Circuit High Voltage | TCM |
|
| P0872 | Transmission Pressure Switch 3 Circuit Low | TCM | DTC P0872 for the Allison transmission |
| Transmission Fluid Pressure (TFP) Switch 3 Circuit Low Voltage | DTC P0872 or P0873 for the 6L50/6L80/6L90 transmission | ||
| P0873 | Transmission Fluid Pressure (TFP) Switch 3 Circuit High Voltage | TCM | DTC P0872 or P0873 for the 6L50/6L80/6L90 transmission |
| Transmission Pressure Switch 3 Circuit High | DTC P0873 for the Allison transmission | ||
| P0877 | Transmission Fluid Pressure (TFP) Switch 4 Circuit Low Voltage | TCM | DTC P0877 or P0878 for the 6L50/6L80/6L90 transmission |
| Transmission Pressure Switch 4 Circuit Low | DTC P0877 for the Allison transmission | ||
| P0878 | Transmission Fluid Pressure (TFP) Switch 4 Circuit High Voltage | TCM | DTC P0877 or P0878 for the 6L50/6L80/6L90 transmission |
| Transmission Pressure Switch 4 Circuit High | DTC P0878 for the Allison transmission | ||
| P0880 | Transmission Control Module (TCM) Power Input Signal | TCM | DTC P0880 |
| P0881 | Transmission Control Module (TCM) Power Input Signal Performance | TCM | DTC P0881 |
| P0882 | Transmission Control Module (TCM) Power Input Signal Low | TCM | DTC P0882 |
| P0883 | Transmission Control Module (TCM) Power Input Signal High | TCM | DTC P0883 |
| P0960 | Pressure Control Solenoid (PCS) Main Modulation (MAIN MOD) Circuit Open | TCM | DTC P0960 |
| P0961 | Line Pressure Control (PC) Solenoid System Performance | TCM | DTC P0961
for the 4L60-E/4L65-E/4L70-E transmission or DTC P0961, P0962 or P0963 for the 6L50/6L80/6L90 transmission |
| P0962 | Line Pressure Control (PC) Solenoid Control Circuit Low Voltage | TCM | DTC P0961, P0962 or P0963 for the 6L50/6L80/6L90 transmission |
| Pressure Control Solenoid (PCS) Main Modulation (MAIN MOD) Circuit Low | DTC P0962 for the Allison transmission | ||
| P0963 | Line Pressure Control (PC) Solenoid Control Circuit High Voltage | TCM | DTC P0961, P0962 or P0963 for the 6L50/6L80/6L90 transmission |
| Pressure Control Solenoid (PCS) Main Modulation (MAIN MOD) Circuit High | DTC P0963 for the Allison transmission | ||
| P0964 | Pressure Control Solenoid 2 (PCS2) Control Circuit Open (B) | TCM | DTC P0964 |
| P0965 | Clutch Pressure Control (PC) Solenoid 2 System Performance | TCM | DTC P0965, P0966 or P0967 |
| P0966 | Clutch Pressure Control (PC) Solenoid 2 Control Circuit Low Voltage | TCM | DTC P0965, P0966 or P0967 for the 6L50/6L80/6L90 transmission |
| Pressure Control Solenoid 2 (PCS2) Control Circuit Low (B) | DTC P0966 for the Allison transmission | ||
| P0967 | Clutch Pressure Control (PC) Solenoid 2 Control Circuit High Voltage | TCM | DTC P0965, P0966 or P0967 for the 6L50/6L80/6L90 transmission |
| Pressure Control Solenoid 2 (PCS2) Control Circuit High (B) | DTC P0967 for the Allison transmission | ||
| P0969 | Clutch Pressure Control (PC) Solenoid 3 System Performance | TCM | DTC P0969, P0970 or P0971 |
| P0970 | Clutch Pressure Control (PC) Solenoid 3 Control Circuit Low Voltage | TCM | DTC P0969, P0970 or P0971 |
| P0971 | Clutch Pressure Control (PC) Solenoid 3 Control Circuit High Voltage | TCM | DTC P0969, P0970 or P0971 |
| P0972 | Shift Solenoid 1 (SS1) Control Circuit Open | TCM | DTC P0972 |
| P0973 | Shift Solenoid (SS) 1 Control Circuit Low Voltage | TCM | DTC P0973
for the 4L60-E/4L65-E/4L70-E transmission or DTC P0973 or P0974 for the 6L50/6L80/6L90 transmission |
| Shift Solenoid 1 (SS1) Control Circuit Low | DTC P0973 for the Allison transmission | ||
| P0974 | Shift Solenoid (SS) 1 Control Circuit High Voltage | TCM | DTC P0974
for the 4L60-E/4L65-E/4L70-E transmission or DTC P0973 or P0974 for the 6L50/6L80/6L90 transmission |
| Shift Solenoid 1 (SS1) Control Circuit High | DTC P0974 for the Allison transmission | ||
| P0975 | Shift Solenoid 2 (SS2) Control Circuit Open | TCM | DTC P0975 |
| P0976 | Shift Solenoid 2 (SS2) Control Circuit Low | TCM | DTC P0976 for the Allison transmission |
| 2-3 Shift Solenoid (SS) Control Circuit Low Voltage | DTC P0976
for the 4L60-E/4L65-E/4L70-E transmission or DTC P0976 or P0977 for the 6L50/6L80/6L90 transmission |
||
| P0977 | 2-3 Shift Solenoid (SS) Control Circuit High Voltage | TCM | DTC P0977
for the 4L60-E/4L65-E/4L70-E transmission or DTC P0976 or P0977 for the 6L50/6L80/6L90 transmission |
| Shift Solenoid 2 (SS2) Control Circuit High | DTC P0977 for the Allison transmission | ||
| P0978 | Shift Solenoid 3 (SS3) Control Circuit Open | TCM | DTC P0978 |
| P0979 | Shift Solenoid 3 (SS3) Control Circuit Low | TCM | DTC P0979 |
| P0980 | Shift Solenoid 3 (SS3) Control Circuit High | TCM | DTC P0980 |
| P0989 | Transmission Fluid Pressure (TFP) Switch 5 Circuit Low Voltage | TCM | DTC P0989 or P0990 |
| P0990 | Transmission Fluid Pressure (TFP) Switch 5 Circuit High Voltage | TCM | DTC P0989 or P0990 |
| P1101 | Intake Air Flow System Performance | ECM | DTC P0101 or P1101
for the 4.3L engine or DTC P0101 or P1101 for the 4.8L, 5.3L, 6.0L and 6.2L engines |
| P1133 | HO2S Insufficient Switching Bank 1 Sensor 1 | ECM | DTC P0133, P0134, P0140, P1133, P2270, P2271, P2A00, or P2A01
for the 4.3L engine or DTC P0133, P0134, P0140, P1133, P2A00 or P2A01 for the 4.8L, 5.3L, 6.0L and 6.2L engines |
| P1153 | HO2S Insufficient Switching Bank 2 Sensor 1 | ECM | DTC P0153, P0154, P0160, P1153, P2272, P2273, P2A03, or P2A04
for the 4.3L engine or DTC P0153, P0154, P0160, P1153, P2A03, or P2A04 for the 4.8L, 5.3L, 6.0L and 6.2L engines |
| P1224 | Injector 1 Control Circuit Shorted | ECM | DTC P1224, P1227, P122A, P1233, P1236, P1239, P1242, or P1247 |
| P1227 | Injector 2 Control Circuit Shorted | ECM | DTC P1224, P1227, P122A, P1233, P1236, P1239, P1242, or P1247 |
| P122A | Injector 3 Control Circuit Shorted | ECM | DTC P1224, P1227, P122A, P1233, P1236, P1239, P1242, or P1247 |
| P1233 | Injector 4 Control Circuit Shorted | ECM | DTC P1224, P1227, P122A, P1233, P1236, P1239, P1242, or P1247 |
| P1236 | Injector 5 Control Circuit Shorted | ECM | DTC P1224, P1227, P122A, P1233, P1236, P1239, P1242, or P1247 |
| P1239 | Injector 6 Control Circuit Shorted | ECM | DTC P1224, P1227, P122A, P1233, P1236, P1239, P1242, or P1247 |
| P1242 | Injector 7 Control Circuit Shorted | ECM | DTC P1224, P1227, P122A, P1233, P1236, P1239, P1242, or P1247 |
| P1247 | Injector 8 Control Circuit Shorted | ECM | DTC P1224, P1227, P122A, P1233, P1236, P1239, P1242, or P1247 |
| P1255 | Fuel Pump Control Module Performance | FSCM | DTC P1255 or P064A |
| P1258 | Engine Coolant Overtemperature - Protection Mode Active | ECM | DTC P1258 |
| P1380 | Misfire Detected - Rough Road Data Not Available | ECM | DTC P1380 or P1381
for the 4.3L engine or DTC P1380 or P1381 for the 4.8L, 5.3L, 6.0L and 6.2L engines |
| P1381 | Misfire Detected - No Communication with Brake Control Module | ECM | DTC P1380 or P1381
for the 4.3L engine or DTC P1380 or P1381 for the 4.8L, 5.3L, 6.0L and 6.2L engines |
| P1400 | Cold Start Emission Reduction Control System | ECM | DTC P1400
for the 4.3L engine or DTC P1400 for the 4.8L, 5.3L, 6.0L and 6.2L engines |
| P1448 | Diesel Particulate Filter Regeneration Frequency Too Low | ECM | DTC P1448 |
| P150C | Transmission Control Module (TCM) Engine Speed Request Circuit | ECM | DTC P150C |
| P1516 | Throttle Actuator Control (TAC) Module Throttle Actuator Position Performance | ECM | DTC P1516, P2101, P2119, or P2176
for the 4.3L engine or DTC P1516, P2101, P2119, or P2176 for the 4.8L, 5.3L, 6.0L and 6.2L engines |
| P154A | Intake Air (IA) Heater Feedback Circuit | GPCM | DTC P154A |
| P154B | Intake Air (IA) Heater Voltage Signal Circuit | GPCM | DTC P154B |
| P154C | Intake Air (IA) Heater Current Signal Circuit | GPCM | DTC P154C |
| P154D | Intake Air (IA) Heater Temperature Signal Circuit | GPCM | DTC P154D |
| P159C | Power Take-Off (PTO) Remote Engine Shutdown Switch Circuit | ECM | DTC P159C |
| P160C | Engine Calibration Information Not Programmed - GPCM | ECM, GPCM | DTC P160C |
| P1621 | Transmission Control Module (TCM) Long Term Memory Performance | TCM | DTC P0601, P0602, P0603, P0604, or P1621 |
| P1629 | Theft Deterrent Fuel Enable Signal Not Received | ECM | DTC P1629 |
| P1631 | Theft Deterrent Fuel Enable Signal Not Correct | ECM | DTC P1631 |
| P1632 | Theft Deterrent Fuel Disable Signal Received | ECM | DTC P1632 |
| P166B | Intake Air (IA) Heater Feedback Circuit | GPCM | DTC P166B |
| P166C | Intake Air (IA) Heater Voltage Signal Circuit | GPCM | DTC P166C |
| P1682 | Ignition 1 Switch Circuit 2 | ECM | DTC P1682
for the 4.3L engine or DTC P1682 for the 4.8L, 5.3L, 6.0L and 6.2L engines |
| P1684 | Transmission Control Module (TCM) Power Up Temperature Sensor Performance | TCM | DTC P1684, P1685 or P1686 |
| P1685 | Transmission Control Module (TCM) Power Up Temperature Sensor Circuit Low Voltage | TCM | DTC P1684, P1685 or P1686 |
| P1686 | Transmission Control Module (TCM) Power Up Temperature Sensor Circuit High Voltage | TCM | DTC P1684, P1685 or P1686 |
| P1688 | Unmanaged Engine Torque Delivered to Transmission Control Module (TCM) Signal | TCM | DTC P1688 |
| P1751 | Shift Valve 1 Performance | TCM | DTC P1751 |
| P1761 | Up Down Shift Switch Signal Circuit | TCM | DTC P1761 or P1762 |
| P1762 | Transmission Mode Switch Signal Circuit | TCM | DTC P1762
for the 4L60-E/4L65-E/4L70-E transmission or DTC P1761 or P1762 for the Allison transmission |
| P1779 | Engine Torque Delivered to Transmission Control Module (TCM) Signal | TCM | DTC P1779 |
| P1810 | Transmission Fluid Pressure (TFP) Position Switch Circuit | TCM | DTC P1810 |
| P1815 | Transmission Fluid Pressure (TFP) Valve Position Switch - Start in Wrong Range | TCM | DTC P1815 |
| P1816 | Transmission Fluid Pressure (TFP) Valve Position Switch Indicates Park/Neutral (P/N) with Drive Ratio | TCM | DTC P1816 |
| P1818 | Transmission Fluid Pressure (TFP) Valve Position Switch Indicates Drive without Drive Ratio | TCM | DTC P1818 |
| P1825 | Internal Mode Switch - Invalid Range | TCM | DTC P1825 or P1915 |
| P1831 | Pressure Control (PC)/Shift Lock Solenoid Control Circuit Low Voltage | TCM | DTC P1831 or P1832 |
| P1832 | Pressure Control (PC)/Shift Lock Solenoid Control Circuit High Voltage | TCM | DTC P1831 or P1832 |
| P1876 | Up and Down Shift Enable Switch Circuit Low Voltage | TCM | DTC P0815, P0816, P0826, or P1876 |
| P1915 | Internal Mode Switch Start/Wrong Range | TCM | DTC P1825 or P1915 |
| P2002 | Diesel Particulate Filter Low Efficiency | ECM | DTC P2002 |
| P2032 | Exhaust Gas Temperature (EGT) Sensor 2 Circuit Low Voltage | ECM | DTC P2032 or P2033 |
| P2033 | Exhaust Gas Temperature (EGT) Sensor 2 Circuit High Voltage | ECM | DTC P2032 or P2033 |
| P2066 | Fuel Level Sensor 2 Performance | ECM | DTC P2066 |
| P2067 | Fuel Level Sensor 2 Low Voltage | ECM | DTC P2067 |
| P2068 | Fuel Level Sensor 2 High Voltage | ECM | DTC P2068 |
| P20E2 | Exhaust Gas Temperature (EGT) Sensor 1-2 Correlation | ECM | DTC P20E2 |
| P2101 | Throttle Actuator Position Performance | ECM | DTC P1516, P2101, P2119, or P2176
for the 4.3L engine or DTC P1516, P2101, P2119, or P2176 for the 4.8L, 5.3L, 6.0L and 6.2L engines |
| P2119 | Throttle Closed Position Performance | ECM | DTC P1516, P2101, P2119, or P2176
for the 4.3L engine or DTC P1516, P2101, P2119, or P2176 for the 4.8L, 5.3L, 6.0L and 6.2L engines |
| P2120 | Accelerator Pedal Position (APP) Sensor 1 Circuit | ECM | DTC P2120, P2122, P2123, P2125, P2127, P2128, or P2138
for the 4.3L engine or DTC P2120, P2122, P2123, P2125, P2127, P2128, or P2138 for the 4.8L, 5.3L, 6.0L and 6.2L engines |
| P2122 | Accelerator Pedal Position (APP) Sensor 1 Circuit Low Voltage | ECM |
|
| P2123 | Accelerator Pedal Position (APP) Sensor 1 Circuit High Voltage | ECM |
|
| P2125 | Accelerator Pedal Position (APP) Sensor 2 Circuit | ECM | DTC P2120, P2122, P2123, P2125, P2127, P2128, or P2138
for the 4.3L engine or DTC P2120, P2122, P2123, P2125, P2127, P2128, or P2138 for the 4.8L, 5.3L, 6.0L and 6.2L engines |
| P2127 | Accelerator Pedal Position (APP) Sensor 2 Circuit Low Voltage | ECM |
|
| P2128 | Accelerator Pedal Position (APP) Sensor 2 Circuit High Voltage | ECM |
|
| P2135 | Throttle Position (TP) Sensor 1-2 Correlation | ECM | DTC P0120, P0122, P0123, P0220, P0222, P0223, or P2135
for the 4.3L engine or DTC P0120, P0122, P0123, P0220, P0222, P0223, or P2135 for the 4.8L, 5.3L, 6.0L and 6.2L engines |
| P2138 | Accelerator Pedal Position (APP) Sensor 1-2 Correlation | ECM |
|
| P2146 | Injector Positive Voltage Control Circuit Group 1 | ECM | DTC P2146, P2149, P2152, or P2155 |
| P2149 | Injector Positive Voltage Control Circuit Group 2 | ECM | DTC P2146, P2149, P2152, or P2155 |
| P2152 | Injector Positive Voltage Control Circuit Group 3 | ECM | DTC P2146, P2149, P2152, or P2155 |
| P2155 | Injector Positive Voltage Control Circuit Group 4 | ECM | DTC P2146, P2149, P2152, or P2155 |
| P2176 | Minimum Throttle Position Not Learned | ECM | DTC P1516, P2101, P2119, or P2176
for the 4.3L engine or DTC P1516, P2101, P2119, or P2176 for the 4.8L, 5.3L, 6.0L and 6.2L engines |
| P2184 | Engine Coolant Temperature (ECT) Sensor 2 Circuit Low Voltage | ECM | DTC P2184 or P2185 |
| P2185 | Engine Coolant Temperature (ECT) Sensor 2 Circuit High Voltage | ECM | DTC P2184 or P2185 |
| P2228 | Barometric Pressure (BARO) Sensor Circuit Low Voltage | ECM | DTC P2228 or P2229 |
| P2229 | Barometric Pressure (BARO) Sensor Circuit High Voltage | ECM | DTC P2228 or P2229 |
| P2269 | Water in Fuel | ECM | DTC P2269 |
| P2270 | HO2S Signal Stuck Lean Bank 1 Sensor 2 | ECM | DTC P0133, P0134, P0140, P1133, P2270, P2271, P2A00, or P2A01 |
| P2271 | HO2S Signal Stuck Rich Bank 1 Sensor 2 | ECM | DTC P0133, P0134, P0140, P1133, P2270, P2271, P2A00, or P2A01 |
| P2272 | HO2S Signal Stuck Lean Bank 2 Sensor 2 | ECM | DTC P0153, P0154, P0160, P1153, P2272, P2273, P2A03, or P2A04 |
| P2273 | HO2S Signal Stuck Rich Bank 2 Sensor 2 | ECM | DTC P0153, P0154, P0160, P1153, P2272, P2273, P2A03, or P2A04 |
| P244B | Diesel Particulate Filter Differential Pressure Too High | ECM | DTC P244B |
| P244C | Catalyst Temperature Too Low During Regeneration | ECM | DTC P244C |
| P2453 | Diesel Particulate Filter Differential Pressure Sensor Performance | ECM | DTC P2453 |
| P2454 | Diesel Particulate Filter Differential Pressure Sensor Circuit Low Voltage | ECM | DTC P2454 or P2455 |
| P2455 | Diesel Particulate Filter Differential Pressure Sensor Circuit High Voltage | ECM | DTC P2454 or P2455 |
| P2459 | Diesel Particulate Filter Regeneration Frequency (Too High) | ECM | DTC P2459 |
| P2463 | Diesel Particulate Filter - Soot Accumulation | ECM | DTC P2463 |
| P2510 | Engine Control Module Relay Circuit | ECM | DTC P2510 |
| P251A | Power Take-Off (PTO) Enable Switch Circuit | PTO | DTC P251A-P251F |
| P251E | Power Take-Off (PTO) Engine Shutdown Control Circuit Low Voltage | PTO | DTC P251A-P251F |
| P251F | Power Take-Off (PTO) Engine Shutdown Control Circuit High Voltage | PTO | DTC P251A-P251F |
| P2534 | Ignition 1 Switch Circuit Low Voltage | FSCM | DTC P2534 for the 4.8L, 5.3L, 6.0L and 6.2L engines |
| TCM | DTC P2534
for the 4L60-E/4L65-E/4L70-E transmission or DTC P2534 for the 6L50/6L80/6L90 transmission |
||
| P253D | Power Take-Off (PTO) Relay Feedback Circuit High Voltage | PTO | DTC P253D |
| P2544 | Transmission Torque Request Circuit | TCM | DTC P2534
for the 4.8L, 5.3L, 6.0L and 6.2L engines or DTC P2544 for the 6.6L (LMM) engine |
| P2563 | Turbocharger Boost Control Position Sensor Performance | ECM | DTC P2563 |
| P2564 | Turbocharger Boost Control Position Sensor Circuit Low Voltage | ECM | DTC P2564 or P2565 |
| P2565 | Turbocharger Boost Control Position Sensor Circuit High Voltage | ECM | DTC P2564 or P2565 |
| P258E | Power Take-Off (PTO) Enable Switch Performance | PTO | DTC P258E |
| P260A | Power Take-Off (PTO) Relay Control Circuit | PTO | DTC P260A-P260C |
| P260B | Power Take-Off (PTO) Relay Control Circuit Low Voltage | PTO | DTC P260A-P260C |
| P260C | Power Take-Off (PTO) Relay Control Circuit High Voltage | PTO | DTC P260A-P260C |
| P260D | Power Take-Off (PTO) Engaged Indicator Control Circuit | PTO | DTC P260D |
| P2610 | Control Module Ignition Off Timer Performance | ECM |
|
| P2632 | Fuel Pump Relay 2 Control Circuit | ECM | DTC P0230 or P2632 (with LMG, LC9, or LY6)
for the 4.8L, 5.3L, 6.0L and 6.2L engines or DTC P2632 for the 6.6L (LMM) engine |
| P2635 | Fuel Pump Flow Performance | FSCM | DTC P2635 |
| P2636 | Fuel Pump 2 Flow Insufficient | ECM | DTC P2636
for the 4.8L, 5.3L, 6.0L and 6.2L engines or DTC P2636 for the 6.6L (LMM) engine |
| P2670 | Actuator Supply Voltage 2 Low | TCM | DTC P2670 |
| P2671 | Actuator Supply Voltage 2 High | TCM | DTC P2671 |
| P268A | Fuel Injector Calibration Data Not Programmed | ECM | DTC P268A |
| P268C | Injector 1 Calibration Incorrect | ECM | DTC P268C, P268D, P268E, P268F, 2690, P2691, or P2693 |
| P268D | Injector 2 Calibration Incorrect | ECM | DTC P268C, P268D, P268E, P268F, 2690, P2691, or P2693 |
| P268E | Injector 3 Calibration Incorrect | ECM | DTC P268C, P268D, P268E, P268F, 2690, P2691, or P2693 |
| P268F | Injector 4 Calibration Incorrect | ECM | DTC P268C, P268D, P268E, P268F, 2690, P2691, or P2693 |
| P2690 | Injector 5 Calibration Incorrect | ECM | DTC P268C, P268D, P268E, P268F, 2690, P2691, or P2693 |
| P2691 | Injector 6 Calibration Incorrect | ECM | DTC P268C, P268D, P268E, P268F, 2690, P2691, or P2693 |
| P2692 | Injector 7 Calibration Incorrect | ECM | DTC P268C, P268D, P268E, P268F, 2690, P2691, or P2693 |
| P2693 | Injector 8 Calibration Incorrect | ECM | DTC P268C, P268D, P268E, P268F, 2690, P2691, or P2693 |
| P2714 | Clutch Pressure Control (PC) Solenoid 4 - Stuck Off | TCM | DTC P2714 or P2715 |
| P2715 | Clutch Pressure Control (PC) Solenoid 4 - Stuck On | TCM | DTC P2714 or P2715 |
| P2719 | Clutch Pressure Control (PC) Solenoid 4 System Performance | TCM | DTC P2719, P2720 or P2721 |
| P2720 | Clutch Pressure Control (PC) Solenoid 4 Control Circuit Low Voltage | TCM | DTC P2719, P2720 or P2721 |
| P2721 | Clutch Pressure Control (PC) Solenoid 4 Control Circuit High Voltage | TCM | DTC P2719, P2720 or P2721 |
| P2723 | Clutch Pressure Control (PC) Solenoid 5 - Stuck Off | TCM | DTC P2723 or P2724 for the 6L50/6L80/6L90 transmission |
| Pressure Control Solenoid 1 (PCS1) Controlled Clutch Stuck Off | DTC P2723 for the Allison transmission | ||
| P2724 | Clutch Pressure Control (PC) Solenoid 5 - Stuck On | TCM | DTC P2723 or P2724 for the 6L50/6L80/6L90 transmission |
| Pressure Control Solenoid 1 (PCS1) Controlled Clutch Stuck On | DTC P2724 for the Allison transmission | ||
| P2727 | Pressure Control Solenoid 1 (PCS1) Control Circuit Open (A) | TCM | DTC P2727 |
| P2728 | Torque Converter Clutch (TCC) Pressure Control Solenoid System Performance | TCM | DTC P2728, P2729 or P2730 for the 6L50/6L80/6L90 transmission |
| P2729 | Torque Converter Clutch (TCC) Pressure Control Solenoid Control Circuit Low Voltage | TCM | DTC P2728, P2729 or P2730 for the 6L50/6L80/6L90 transmission |
| Pressure Control Solenoid 1 (PCS1) Control Circuit Low (A) | DTC P2729 for the Allison transmission | ||
| P2730 | Torque Converter Clutch (TCC) Pressure Control Solenoid Control Circuit High Voltage | TCM | DTC P2728, P2729 or P2730 for the 6L50/6L80/6L90 transmission |
| Pressure Control Solenoid 1 (PCS1) Control Circuit High (A) | DTC P2730 for the Allison transmission | ||
| P2761 | Torque Converter Clutch (TCC) Pressure Control Solenoid (PCS) Control Circuit Open | TCM | DTC P2761 |
| P2762 | Torque Converter Clutch (TCC) Pressure Control Solenoid System Performance | TCM | DTC P2762, P2763, or P2764 for the 6L50/6L80/6L90 transmission |
| P2763 | Torque Converter Clutch (TCC) Pressure Control Solenoid Control Circuit High Voltage | TCM | DTC P2763
for the 4L60-E/4L65-E/4L70-E transmission or DTC P2762, P2763, or P2764 for the 6L50/6L80/6L90 transmission |
| Torque Converter Clutch (TCC) Pressure Control Solenoid (PCS) Control Circuit High | DTC P2763 for the Allison transmission | ||
| P2764 | Torque Converter Clutch (TCC) Pressure Control Solenoid Control Circuit Low Voltage | TCM | DTC P2764
for the 4L60-E/4L65-E/4L70-E transmission or DTC P2762, P2763, or P2764 for the 6L50/6L80/6L90 transmission |
| Torque Converter Clutch (TCC) Pressure Control Solenoid (PCS) Control Circuit Low | DTC P2764 for the Allison transmission | ||
| P2769 | Torque Converter Clutch (TCC) Enable Solenoid Control Circuit Low Voltage | TCM | DTC P2769 |
| P2770 | Torque Converter Clutch (TCC) Enable Solenoid Control Circuit High Voltage | TCM | DTC P2770 |
| P2771 | 4WD Low Switch Circuit | TCM | DTC P2771 |
| P2A00 | HO2S Performance Bank 1 Sensor 1 | TCM | DTC P0133, P0134, P0140, P1133, P2270, P2271, P2A00, or P2A01 for the 4.3L engine |
| P2A01 | HO2S Performance Bank 1 Sensor 2 | TCM | DTC P0133, P0134, P0140, P1133, P2270, P2271, P2A00, or P2A01
for the 4.3L engine or DTC P0133, P0134, P0140, P1133, P2A00 or P2A01 for the 4.8L, 5.3L, 6.0L and 6.2L engines |
| P2A03 | HO2S Performance Bank 2 Sensor 1 | ECM | DTC P0153, P0154, P0160, P1153, P2272, P2273, P2A03, or P2A04 for the 4.3L engine |
| P2A04 | HO2S Performance Bank 2 Sensor 2 | ECM | DTC P0153, P0154, P0160, P1153, P2272, P2273, P2A03, or P2A04
for the 4.3L engine or DTC P0153, P0154, P0160, P1153, P2A03, or P2A04 for the 4.8L, 5.3L, 6.0L and 6.2L engines |
| P3400 | Cylinder Deactivation System Performance | ECM | DTC P3400 |
| P3401 | Cylinder 1 Deactivation Solenoid Control Circuit | ECM | DTC P3401, P3425, P3441, or P3449 |
| P3425 | Cylinder 4 Deactivation Solenoid Control Circuit | ECM | DTC P3401, P3425, P3441, or P3449 |
| P3441 | Cylinder 6 Deactivation Solenoid Control Circuit | ECM | DTC P3401, P3425, P3441, or P3449 |
| P3449 | Cylinder 7 Deactivation Solenoid Control Circuit | ECM | DTC P3401, P3425, P3441, or P3449 |
| U0073 | High Speed Communication Bus | ASC, Audio Amplifier, BCM, DDM, DPM, DRR, EBCM, FSCM, HVAC, IPC, PLGM, PPS, PSCM, Radio, RCDLR, RHSM, ROS, RSA, SDM, TDM, UPA, VCIM, | DTC U0073 |
| U0100 | Lost Communication With Engine/Powertrain Control Module (ECM/PCM) | BCM, EBCM, FSCM, ITBC, PSCM, PTO, TCM | DTC U0100-U0299 |
| U0101 | Lost Communication With Transmission Control Module (TCM) | BCM, EBCM, ECM, PTO | DTC U0100-U0299 |
| U0102 | Lost Communication With Transfer Case Control Module | EBCM | DTC U0100-U0299 |
| U0104 | Lost Communication With Cruise Control Module | BCM, EBCM, ECM | DTC U0100-U0299 |
| U0106 | Lost Communication With Glow Plug Control Module | ECM | DTC U0100-U0299 |
| U0109 | Lost Communication With Fuel Pump Control Module | ECM | DTC U0100-U0299 |
| U0121 | Lost Communication With Electronic Brake Control Module (EBCM) | BCM, ECM, ITBC | DTC U0100-U0299 |
| U0122 | Lost Communication With Vehicle Dynamics Control Module | BCM, EBCM | DTC U0100-U0299 |
| U0132 | Lost Communication With Suspension Control Module | BCM, EBCM | DTC U0100-U0299 |
| U0137 | Lost Communication With Trailer Brake Control Module | BCM | DTC U0100-U0299 |
| U0140 | Lost Communication With Body Control Module | Audio Amplifier, ASC, DDM, EBCM, FSCM, HVAC, IPC, ITBC, MSM, PDM, PPS, PSCM, PTO, RCDLR, RHSM, ROS, RSA, SDM, TDM, UPA, VCIM | DTC U0100-U0299 |
| U0141 | Lost Communication With Body Control Module | DDM, PDM | DTC U0100-U0299 |
| U0151 | Lost Communication With Vehicle Restraint Control Module | IPC, PPS, ROS, VCIM | DTC U0100-U0299 |
| U0155 | Lost Communication With Instrument Panel Cluster (IPC) Control Module | Audio Amplifier, BCM, DDM, DPM, HVAC, PDM, PLGM, PPS, RCDLR, RHSM, ROS, RSA, SDM, TDM, UPA, VCIM, XBCM | DTC U0100-U0299 |
| U0160 | Lost Communication With Audible Alert Control Module | BCM, Chime Module, UPA | DTC U0100-U0299 |
| U0164 | Lost Communication With HVAC Control Module | BCM, ECM, DDM, DPM, IPC, PDM, RHSM, RSA | DTC U0100-U0299 |
| U0165 | Lost Communication With HVAC Control Module - Rear | DDM, HVAC, PDM | DTC U0100-U0299 |
| U0168 | Lost Communication With Vehicle Theft Deterrent (VTD) Control Module | BCM, IPC | DTC U0100-U0299 |
| U0170 | Lost Communication With Restraint System Sensor A (Passenger Presence System) | SDM | DTC U0100-U0299 |
| U0172 | Lost Communication With Restraint System Sensor C (Rollover Sensor) | SDM | DTC U0100-U0299 |
| U0184 | Lost Communication With Radio | Audio Amplifier, BCM, DRR, RSA, UPA, VCIM | DTC U0100-U0299 |
| U0186 | Lost Communication With Audio Amplifier | BCM, UPA | DTC U0100-U0299 |
| U0198 | Lost Communication With Communication Interface Module (OnStar®) | BCM | DTC U0100-U0299 |
| U0199 | Lost Communication With "Door Control Module A | ASC, BCM, DDM, DPM, PDM, RHSM | DTC U0100-U0299 |
| U0200 | Lost Communication With "Door Control Module B | ASC, BCM, DPM, RHSM | DTC U0100-U0299 |
| U0214 | Lost Communication With Remote Function Actuator (RFA) | BCM, IPC | DTC U0100-U0299 |
| U0241 | Lost Communication With Headlamp Control Module A | BCM | DTC U0100-U0299 |
| U0249 | Lost Communication With Entertainment Control Module - Rear B | HVAC, MSM, RHSM | DTC U0100-U0299 |
| U1814 | Powertrain High Speed Communication Enable Circuit | BCM | DTC U1814 |
| U2099 | High Speed Communication Enable Circuit | BCM, PTO | DTC U2099 |
| U2100 | Controller Area Network (CAN) Bus Communication | EBCM, ECM, ESCM, HVAC, VCIM | DTC U2100 |
| U2142 | Lost Communication With Yaw Rate Sensor (YRS) | EBCM | DTC U2105-U2199 |