Ordered DTC List
DIAGNOSTIC TROUBLE CODE (DTC) LIST
| DTC | DTC Descriptor | Module That Sets the DTC | Diagnostic Procedure |
|---|---|---|---|
| B0012 | Passenger Frontal Deployment Loop Stage 2 Resistance Low | SDM | DTC B0012, B0013, B0014, B0016, B0017, or B0018 |
| B0013 | Passenger Frontal Deployment Loop Stage 2 Open | SDM | DTC B0012, B0013, B0014, B0016, B0017, or B0018 |
| B0014 | Passenger Frontal Deployment Loop Stage 2 Voltage Out of Range | SDM | DTC B0012, B0013, B0014, B0016, B0017, or B0018 |
| B0016 | Passenger Frontal Deployment Loop Stage 1 Resistance Low | SDM | DTC B0012, B0013, B0014, B0016, B0017, or B0018 |
| B0017 | Passenger Frontal Deployment Loop Stage 1 Open | SDM | DTC B0012, B0013, B0014, B0016, B0017, or B0018 |
| B0018 | Passenger Frontal Deployment Loop Stage 1 Voltage Out of Range | SDM | DTC B0012, B0013, B0014, B0016, B0017, or B0018 |
| B0022 | Driver Frontal Deployment Loop Stage 1 Resistance Low | SDM | DTC B0022, B0024, B0026, B0042, B0043, or B0044 |
| B0024 | Driver Frontal Deployment Loop Stage 1 Voltage Out of Range | SDM | DTC B0022, B0024, B0026, B0042, B0043, or B0044 |
| B0026 | Driver Frontal Deployment Loop Stage 1 Open | SDM | DTC B0022, B0024, B0026, B0042, B0043, or B0044 |
| B0042 | Driver Frontal Deployment Loop Stage 2 Resistance Low | SDM | DTC B0022, B0024, B0026, B0042, B0043, or B0044 |
| B0043 | Driver Frontal Deployment Loop Stage 2 Voltage Out of Range | SDM | DTC B0022, B0024, B0026, B0042, B0043, or B0044 |
| B0044 | Driver Frontal Deployment Loop Stage 2 Open | SDM | DTC B0022, B0024, B0026, B0042, B0043, or B0044 |
| B0051 | Deployment Commanded | SDM | DTC B0051 |
| B0053 | Deployment Commanded With Loop DTCs Present | SDM | DTC B0053 |
| B0057 | Passenger Pretensioner Deployment Loop Resistance Low | SDM | DTC B0057, B0058, or B0059 |
| B0058 | Passenger Pretensioner Deployment Loop Open | SDM | DTC B0057, B0058, or B0059 |
| B0059 | Passenger Pretensioner Deployment Loop Voltage Out of Range | SDM | DTC B0057, B0058, or B0059 |
| B0064 | Driver Pretensioner Deployment Loop Resistance Low | SDM | DTC B0064, B0065, or B0066 |
| B0065 | Driver Pretensioner Deployment Loop Open | SDM | DTC B0064, B0065, or B0066 |
| B0066 | Driver Pretensioner Deployment Loop Voltage Out of Range | SDM | DTC B0064, B0065, or B0066 |
| B0083 | Passenger Seat Position Sensor Circuit | SDM | DTC B0083 or B0084 |
| B0084 | Driver Seat Position Sensor Circuit | SDM | DTC B0083 or B0084 |
| B0090 | Active Switch Voltage Out of Range | SDM | DTC B0090 |
| B0091 | Active Switch: Wrong State | SDM | DTC B0091 |
| B0092 | Passenger Presence System Performance | SDM | DTC B0092 |
| B0098 | Passenger Presence System Configuration Error | SDM | DTC B0098 |
| B0100 | Electronic Front End Sensor Performance | SDM | DTC B0100, B0101, or B0102 |
| B0101 | Discard Electronic Front End Sensor | SDM | DTC B0100, B0101, or B0102 |
| B0102 | Incorrect Electronic Front End Sensor Installed | SDM | DTC B0100, B0101, or B0102 |
| B0440 | Auxiliary Heater Glow Plug Circuit low | Coolant Heater Control Module | DTC B0440, B0441, or B0442 |
| B0441 | Auxiliary Heater Glow Plug Circuit high | Coolant Heater Control Module | DTC B0440, B0441, or B0442 |
| B0442 | Auxiliary Heater Glow Plug Circuit open | Coolant Heater Control Module | DTC B0440, B0441, or B0442 |
| B0445 | Auxiliary Heater Fuel Pump Circuit Low | Coolant Heater Control Module | DTC B0445, B0446, or B0447 |
| B0446 | Auxiliary Heater Fuel Pump Circuit High | Coolant Heater Control Module | DTC B0445, B0446, or B0447 |
| B0447 | Auxiliary Heater Fuel Pump Circuit Open | Coolant Heater Control Module | DTC B0445, B0446, or B0447 |
| B0449 | Auxiliary Heater Blower Fan Circuit Range/Performance | Coolant Heater Control Module | DTC B0449, B0450, B0451, or B0452 |
| B0450 | Auxiliary Heater Blower Fan Circuit Low | Coolant Heater Control Module | DTC B0449, B0450, B0451, or B0452 |
| B0451 | Auxiliary Heater Blower Fan Circuit High | Coolant Heater Control Module | DTC B0449, B0450, B0451, or B0452 |
| B0452 | Auxiliary Heater Blower Fan Circuit Open | Coolant Heater Control Module | DTC B0449, B0450, B0451, or B0452 |
| B0455 | Auxiliary Heater Coolant Sensor Circuit Low | Coolant Heater Control Module | DTC B0455 or B0457 |
| B0457 | Auxiliary Heater Coolant Sensor Circuit Open | Coolant Heater Control Module | DTC B0455 or B0457 |
| B0460 | Auxiliary Heater Overheat Sensor Circuit Low | Coolant Heater Control Module | DTC B0460 or B0462 |
| B0462 | Auxiliary Heater Overheat Sensor Circuit Open | Coolant Heater Control Module | DTC B0460 or B0462 |
| B0465 | Auxiliary Heater Flame Sensor Circuit Low | Coolant Heater Control Module | DTC B0465, B0467, or B0478 |
| B0467 | Auxiliary Heater Flame Sensor Circuit Open | Coolant Heater Control Module | DTC B0465, B0467, or B0478 |
| B0478 | Flame Off From Minimum Power | Coolant Heater Control Module | DTC B0465, B0467, or B0478 |
| B0481 | Overheat Detected: Software Level | Coolant Heater Control Module | DTC B0481, B0482, or B0483 |
| B0482 | Overheat Detected: Hardware Level | Coolant Heater Control Module | DTC B0481, B0482, or B0483 |
| B0483 | Overheat Possible | Coolant Heater Control Module | DTC B0481, B0482, or B0483 |
| B0484 | Auxiliary Heater System Locked | Coolant Heater Control Module | DTC B0484, B0485, B0486, B0488, B048A, B1000, B1004, B1424, B1425 or B1439 |
| B0485 | Auxiliary Heater Start Counter Overrun | Coolant Heater Control Module | DTC B0484, B0485, B0486, B0488, B048A, B1000, B1004, B1424, B1425 or B1439 |
| B0486 | Auxiliary Heater Cold Blow Time Exceeded | Coolant Heater Control Module | DTC B0484, B0485, B0486, B0488, B048A, B1000, B1004, B1424, B1425 or B1439 |
| B0488 | Auxiliary Heater Overheat Counter Overrun | Coolant Heater Control Module | DTC B0484, B0485, B0486, B0488, B048A, B1000, B1004, B1424, B1425 or B1439 |
| B048A | Auxiliary Heater Start Time Exceeded | Coolant Heater Control Module | DTC B0484, B0485, B0486, B0488, B048A, B1000, B1004, B1424, B1425 or B1439 |
| B0951 | Headlamps On Indicator Circuit | BCM | DTC B0951 |
| B1000 | Electronic Control Unit (ECU) Performance | BCM, IPC, Radio, RCDLR, SDM, VCIM | DTC B1000 |
| Coolant Heater Control Module | DTC B0484, B0485, B0486, B0488, B048A, B1000, B1004, B1424, B1425 or B1439 | ||
| B1001 | Option Configuration Error | SDM | DTC B1001 |
| B1004 | Keep Alive Memory (KAM) Reset | VCIM | DTC B1004 |
| Coolant Heater Control Module | DTC B0484, B0485, B0486, B0488, B048A, B1000, B1004, B1424, B1425 or B1439 | ||
| B1007 | EEPROM Write Error | VCIM | DTC B1007 |
| B1009 | EEPROM Checksum Mismatch | VCIM | DTC B1009 |
| B1017 | Driver Door Unlock Relay Control | BCM | DTC B1017 or B3970 |
| B1025 | Audio Output 1 Left Front Circuit | Radio | DTC B1025, B1035, B1045, or B1055 |
| B1035 | Audio Output 2 Right Front Circuit | Radio | DTC B1025, B1035, B1045, or B1055 |
| B1045 | Audio Output 3 Left Rear Circuit | Radio | DTC B1025, B1035, B1045, or B1055 |
| B1055 | Audio Output 4 Right Rear Circuit | Radio | DTC B1025, B1035, B1045, or B1055 |
| B1327 | Device Power 1 Circuit Low | PCM | DTC B1327 |
| B1372 | Device Ignition 1 Circuit Range Performance | IPC | DTC B1372 |
| B1420 | Device Voltage | BCM | DTC B1420 |
| B1424 | Device Voltage Low | Coolant Heater Control Module | DTC B0484, B0485, B0486, B0488, B048A, B1000, B1004, B1424, B1425 or B1439 |
| B1425 | Device Voltage High | Coolant Heater Control Module | DTC B0484, B0485, B0486, B0488, B048A, B1000, B1004, B1424, B1425 or B1439 |
| B1439 | Intermittent Device Voltage Range/Performance | Coolant Heater Control Module | DTC B0484, B0485, B0486, B0488, B048A, B1000, B1004, B1424, B1425 or B1439 |
| B1440 | Power Mode Master Input Circuits Mismatch | BCM | DTC B1440 |
| B1477 | Retained Accessory Power Circuit Low | BCM | DTC B1477 or B1478 |
| B1478 | Retained Accessory Power Circuit High | BCM | DTC B1477 or B1478 |
| B1480 | Battery Rundown Protection Circuit | BCM | DTC B1480 |
| B2575 | Headlamp Control Circuit | BCM | DTC B2575 |
| B2580 | Headlamp High Beam Control Circuit | BCM | DTC B2580 |
| B2585 | Park Lamp Control Circuit | BCM | DTC B2585 |
| B2600 | Daytime Running Lamp Control | BCM | DTC B2600 |
| B2610 | Passenger Compartment Dimming 1 Circuit | BCM | DTC B2610 |
| B2615 | Passenger Compartment Dimming 2 Circuit | BCM | DTC B2615 (Without YF7) or DTC B2615 (With YF7) |
| B2620 | Display Dimming Pulse Width Modulation (PWM) Input Circuit | BCM | DTC B2620 |
| B2625 | Display Dimming Pulse Width Modulation (PWM) Output Circuit | BCM | DTC B2625 |
| B2947 | Security System Sensor Power Circuit Low | BCM | DTC B2947 |
| B2948 | Security System Sensor Power Circuit High | BCM | DTC B2948 |
| B2957 | Security System Sensor Data Circuit Low | BCM | DTC B2957 |
| B2958 | Security System Sensor Data Circuit High | BCM | DTC B2958 |
| B2960 | Security System Sensor Data Incorrect but Valid | BCM | DTC B2960 |
| B2961 | Key In Ignition Circuit | IPC | DTC B2961 |
| B3031 | Security System Controller in Learn Mode | BCM | DTC B3031 |
| B3033 | Security System Indicates Tamper | BCM | DTC B3033 |
| B3109 | Keyless Entry Transmitter Low Battery | BCM | DTC B3109 |
| B3801 | Passenger Compartment Lamp Request Circuit | BCM | DTC B3801 |
| B3802 | Park Lamps Request Circuit | BCM | DTC B3802 |
| B3808 | Door Lock Switch Relay Circuit | BCM | DTC B3808 |
| B3809 | Passenger Door Unlock relay Circuit | BCM | DTC B3809 |
| 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 (Both Wheels) Circuit | EBCM | DTC C0055 or P0609 |
| C0110 | Pump Motor Circuit | EBCM | DTC C0110 |
| C0131 | Antilock Brake System (ABS)/Traction Control System (TCS) Pressure Circuit | EBCM | DTC C0131 |
| C0161 | Antilock Brake System (ABS)/Traction Control System (TCS) Brake Switch Circuit | EBCM | DTC C0161 (W/O JL4) or DTC C0161 (W/JL4) |
| 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 |
| C0220 | Left Front Antilock Brake System (ABS) Channel in Release Too Long | EBCM | DTC C0220-C0229 (W/O JL4) or DTC C0220-C0229 (W/ JL4) |
| C0221 | Right Front Antilock Brake System (ABS) Channel in Release Too Long | EBCM | DTC C0220-C0229 (W/O JL4) or DTC C0220-C0229 (W/ JL4) |
| C0228 | Left Rear Antilock Brake System (ABS) Channel in Release Too Long | EBCM | DTC C0220-C0229 (W/O JL4) or DTC C0220-C0229 (W/ JL4) |
| C0229 | Right Rear Antilock Brake System (ABS) Channel in Release Too Long | EBCM | DTC C0220-C0229 (W/O JL4) or DTC C0220-C0229 (W/ JL4) |
| C0244 | Pulse Width Modulated (PWM) Delivered Torque | EBCM | DTC C0244 or P1689 |
| C0245 | Wheel Speed Sensor Frequency Error | EBCM | DTC C0245 |
| C0279 | Pre-charge Pump Circuit Performance | EBCM | DTC C0279 |
| C0283 | Mode Switch Circuit Malfunction | EBCM | DTC C0283 |
| C0290 | Device Voltage Reference Output Circuit | EBCM | DTC C0290 or C0292 |
| C0292 | Device Voltage Reference Input Circuit | EBCM | DTC C0290 or C0292 |
| C0455 | Front Steering Position Sensor Circuit | EBCM | DTC C0455 |
| C0550 | Electronic Control Unit (ECU) Performance | EBCM | DTC C0550 |
| C0558 | Calibration Data Not Programmed | EBCM | DTC C0558 |
| P0016 | Crankshaft Position (CKP) - Camshaft Position (CMP) Correlation | PCM | DTC P0016
for the 4.3L engine or DTC P0016 for the 6.6L (LLY) engine |
| P0030 | HO2S Heater Control Circuit Bank 1 Sensor 1 | PCM | DTC P0030, P0036, P0050, or P0056
for the 4.3L engine or DTC P0030, P0036, P0050, or P0056 for the 4.8L, 5.3L, and 6.0L engine |
| P0036 | HO2S Heater Control Circuit Bank 1 Sensor 1 | PCM | DTC P0030, P0036, P0050, or P0056
for the 4.3L engine or DTC P0030, P0036, P0050, or P0056 for the 4.8L, 5.3L, and 6.0L engine |
| P003A | Turbocharger Boost Control Position Not Learned | ECM | DTC P003A for the 6.6L (LLY) engine |
| P0045 | Turbocharger Vane Position Control Solenoid Control Circuit | ECM | DTC P0045 for the 6.6L (LLY) engine |
| P0050 | HO2S Heater Control Circuit Bank 2 Sensor 1 | PCM | DTC P0030, P0036, P0050, or P0056
for the 4.3L engine or DTC P0030, P0036, P0050, or P0056 for the 4.8L, 5.3L, and 6.0L engine |
| P0053 | HO2S Heater Resistance Bank 1 Sensor 1 | PCM | DTC P0053, P0054, P0059, or P0060
for the 4.3L engine or DTC P0053, P0054, P0059, or P0060 for the 4.8L, 5.3L, and 6.0L engine |
| P0054 | HO2S Heater Resistance Bank 1 Sensor 2 | PCM | DTC P0053, P0054, P0059, or P0060
for the 4.3L engine or DTC P0053, P0054, P0059, or P0060 for the 4.8L, 5.3L, and 6.0L engine |
| P0056 | HO2S Heater Control Circuit Bank 2 Sensor 2 | PCM | DTC P0030, P0036, P0050, or P0056
for the 4.3L engine or DTC P0030, P0036, P0050, or P0056 for the 4.8L, 5.3L, and 6.0L engine |
| P0059 | HO2S Heater Resistance Bank 2 Sensor 1 | PCM | DTC P0053, P0054, P0059, or P0060
for the 4.3L engine or DTC P0053, P0054, P0059, or P0060 for the 4.8L, 5.3L, and 6.0L engine |
| P0060 | HO2S Heater Resistance Bank 2 Sensor 2 | PCM | DTC P0053, P0054, P0059, or P0060
for the 4.3L engine or DTC P0053, P0054, P0059, or P0060 for the 4.8L, 5.3L, and 6.0L engine |
| P0068 | Throttle Body Airflow Performance | PCM | DTC P0068 for the 4.8L, 5.3L, and 6.0L engine |
| P0087 | Fuel Rail Pressure (FRP) Too Low | ECM | DTC P0087 or P0088 for the 6.6L (LLY) engine |
| P0088 | Fuel Rail Pressure (FRP) Too High | ECM | DTC P0087 or P0088 for the 6.6L (LLY) engine |
| P0090 | Fuel Pressure Regulator Control Circuit | ECM | DTC P0090 for the 6.6L (LLY) engine |
| P0097 | Intake Air Temperature (IAT) Sensor 2 Circuit Low Voltage | ECM | DTC P0097 or P0098 for the 6.6L (LLY) engine |
| P0098 | Intake Air Temperature (IAT) Sensor 2 Circuit High Voltage | ECM | DTC P0097 or P0098 for the 6.6L (LLY) engine |
| P0101 | Mass Air Flow (MAF) Sensor Performance | ECM, PCM |
|
| P0102 | Mass Air Flow (MAF) Sensor Circuit Low Frequency | ECM, PCM |
|
| P0103 | Mass Air Flow (MAF) Sensor Circuit High Frequency | ECM, PCM |
|
| P0106 | Manifold Absolute Pressure (MAP) Sensor Performance | ECM, PCM |
|
| P0107 | Manifold Absolute Pressure (MAP) Sensor Circuit Low Voltage | ECM, PCM |
|
| P0108 | Manifold Absolute Pressure (MAP) Sensor Circuit High Voltage | ECM, PCM |
|
| P0112 | Intake Air Temperature (IAT) Sensor Circuit Low Voltage | ECM, PCM |
|
| P0113 | Intake Air Temperature (IAT) Sensor Circuit High Voltage | ECM, PCM |
|
| P0116 | Engine Coolant Temperature (ECT) Sensor Performance | ECM, PCM | |
| P0117 | Engine Coolant Temperature (ECT) Sensor Circuit Low Voltage | ECM, PCM |
|
| P0118 | Engine Coolant Temperature (ECT) Sensor Circuit High Voltage | ECM, PCM |
|
| P0120 | Throttle Position (TP) Sensor 1 Circuit | PCM | DTC P0120 for the 4.8L, 5.3L, and 6.0L engine |
| P0121 | Throttle Position (TP) Sensor Performance | PCM | DTC P0121
for the 4.3L engine or DTC P0121 for the 4.8L, 5.3L, and 6.0L engine |
| P0122 | Throttle Position (TP) Sensor Circuit Low Voltage | PCM | DTC P0122
for the 4.3L engine or DTC P0122 for the 4.8L, 5.3L, and 6.0L engine |
| P0123 | Throttle Position (TP) Sensor Circuit High Voltage | PCM | DTC P0123
for the 4.3L engine or DTC P0123 for the 4.8L, 5.3L, and 6.0L engine |
| P0128 | Engine Coolant Temperature (ECT) Below Thermostat Regulating Temperature | ECM, PCM | |
| P0131 | HO2S Circuit Low Voltage Bank 1 Sensor 1 | PCM | DTC P0131 or P0151
for the 4.3L engine or DTC P0131 or P0151 for the 4.8L, 5.3L, and 6.0L engine |
| P0132 | HO2S Circuit High Voltage Bank 1 Sensor 1 | PCM | DTC P0132 or P0152
for the 4.3L engine or DTC P0132 or P0152 for the 4.8L, 5.3L, and 6.0L engine |
| P0133 | HO2S Slow Response Bank 1 Sensor 1 | PCM | DTC P0133 or P0153
for the 4.3L engine or DTC P0133 or P0153 for the 4.8L, 5.3L, and 6.0L engine |
| P0134 | HO2S Circuit Insufficient Activity Bank 1 Sensor 1 | PCM | DTC P0134 or P0154
for the 4.3L engine or DTC P0134 or P0154 for the 4.8L, 5.3L, and 6.0L engine |
| P0135 | HO2S Heater Performance Bank 1 Sensor 1 | PCM | DTC P0135, P0141, P0155, or P0161
for the 4.3L engine or DTC P0135, P0141, P0155, or P0161 for the 4.8L, 5.3L, and 6.0L engine |
| P0137 | HO2S Circuit Low Voltage Bank 1 Sensor 2 | PCM | DTC P0137 or P0157
for the 4.3L engine or DTC P0137 or P0157 for the 4.8L, 5.3L, and 6.0L engine |
| P0138 | HO2S Circuit High Voltage Bank 1 Sensor 2 | PCM | DTC P0138 or P0158
for the 4.3L engine or DTC P0138 or P0158 for the 4.8L, 5.3L, and 6.0L engine |
| P0140 | HO2S Circuit Insufficient Activity Bank 1 Sensor 2 | PCM | DTC P0140 or P0160
for the 4.3L engine or DTC P0140 or P0160 for the 4.8L, 5.3L, and 6.0L engine |
| P0141 | HO2S Heater Performance Bank 1 Sensor 2 | PCM | DTC P0135, P0141, P0155, or P0161
for the 4.3L engine or DTC P0135, P0141, P0155, or P0161 for the 4.8L, 5.3L, and 6.0L engine |
| P0151 | HO2S Circuit Low Voltage Bank 2 Sensor 1 | PCM | DTC P0131 or P0151
for the 4.3L engine or DTC P0131 or P0151 for the 4.8L, 5.3L, and 6.0L engine |
| P0152 | HO2S Circuit High Voltage Bank 2 Sensor 1 | PCM | DTC P0132 or P0152
for the 4.3L engine or DTC P0132 or P0152 for the 4.8L, 5.3L, and 6.0L engine |
| P0153 | HO2S Slow Response Bank 2 Sensor 1 | PCM | DTC P0133 or P0153
for the 4.3L engine or DTC P0133 or P0153 for the 4.8L, 5.3L, and 6.0L engine |
| P0154 | HO2S Circuit Insufficient Activity Bank 2 Sensor 1 | PCM | DTC P0134 or P0154
for the 4.3L engine or DTC P0134 or P0154 for the 4.8L, 5.3L, and 6.0L engine |
| P0155 | HO2S Heater Performance Bank 2 Sensor 1 | PCM | DTC P0135, P0141, P0155, or P0161
for the 4.3L engine or DTC P0135, P0141, P0155, or P0161 for the 4.8L, 5.3L, and 6.0L engine |
| P0157 | HO2S Circuit Low Voltage Bank 2 Sensor 2 | PCM | DTC P0137 or P0157
for the 4.3L engine or DTC P0137 or P0157 for the 4.8L, 5.3L, and 6.0L engine |
| P0158 | HO2S Circuit High Voltage Bank 2 Sensor 2 | PCM | DTC P0138 or P0158
for the 4.3L engine or DTC P0138 or P0158 for the 4.8L, 5.3L, and 6.0L engine |
| P0160 | HO2S Circuit Insufficient Activity Bank 2 Sensor 2 | PCM | DTC P0140 or P0160
for the 4.3L engine or DTC P0140 or P0160 for the 4.8L, 5.3L, and 6.0L engine |
| P0161 | HO2S Heater Performance Bank 2 Sensor 2 | PCM | DTC P0135, P0141, P0155, or P0161
for the 4.3L engine or DTC P0135, P0141, P0155, or P0161 for the 4.8L, 5.3L, and 6.0L engine |
| P0168 | Engine Fuel Over-Temperature | ECM | DTC P0168 for the 6.6L (LLY) engine |
| P0171 | Fuel Trim System Lean Bank 1 | PCM | DTC P0171 or P0174
for the 4.3L engine or DTC P0171 or P0174 for the 4.8L, 5.3L, and 6.0L engine |
| P0172 | Fuel Trim System Rich Bank 1 | PCM | DTC P0172 or P0175
for the 4.3L engine or DTC P0172 or P0175 for the 4.8L, 5.3L, and 6.0L engine |
| P0174 | Fuel Trim System Lean Bank 2 | PCM | DTC P0171 or P0174
for the 4.3L engine or DTC P0171 or P0174 for the 4.8L, 5.3L, and 6.0L engine |
| P0175 | Fuel Trim System Rich Bank 2 | PCM | DTC P0172 or P0175
for the 4.3L engine or DTC P0172 or P0175 for the 4.8L, 5.3L, and 6.0L engine |
| P0181 | Fuel Temperature Sensor Circuit Range/Performance | ECM | DTC P0181 for the 6.6L (LLY) engine |
| P0182 | Fuel Temperature Sensor Circuit Low | ECM | DTC P0182 or P0183 for the 6.6L (LLY) engine |
| P0183 | Fuel Temperature Sensor Circuit High | ECM | DTC P0182 or P0183 for the 6.6L (LLY) engine |
| P0191 | Fuel Temperature Sensor Performance | ECM | DTC P0191 - P0193 for the 6.6L (LLY) engine |
| P0192 | Fuel Temperature Sensor Circuit Low Voltage | ECM | DTC P0191 - P0193 for the 6.6L (LLY) engine |
| P0193 | Fuel Temperature Sensor Circuit High Voltage | ECM | DTC P0191 - P0193 for the 6.6L (LLY) engine |
| P0200 | Injector Control Circuit | PCM | DTC P0200
for the 4.3L engine or DTC P0200 for the 4.8L, 5.3L, and 6.0L engine |
| P0201 | Injector 1 Control Circuit | ECM | DTC P0201-P0208 for the 6.6L (LLY) engine |
| P0202 | Injector 2 Control Circuit | ECM | DTC P0201-P0208 for the 6.6L (LLY) engine |
| P0203 | Injector 3 Control Circuit | ECM | DTC P0201-P0208 for the 6.6L (LLY) engine |
| P0204 | Injector 4 Control Circuit | ECM | DTC P0201-P0208 for the 6.6L (LLY) engine |
| P0205 | Injector 5 Control Circuit | ECM | DTC P0201-P0208 for the 6.6L (LLY) engine |
| P0206 | Injector 6 Control Circuit | ECM | DTC P0201-P0208 for the 6.6L (LLY) engine |
| P0207 | Injector 7 Control Circuit | ECM | DTC P0201-P0208 for the 6.6L (LLY) engine |
| P0208 | Injector 8 Control Circuit | ECM | DTC P0201-P0208 for the 6.6L (LLY) engine |
| P0218 | Transmission Fluid Over Temperature | PCM, TCM | DTC P0218
for the 4L60-E/4L65-E/4L70-E transmissions or DTC P0218 (4.8L and 6.0L) or DTC P0218 (6.6L) for the 4L80-E/4L85-E transmissions |
| P0220 | Throttle Position (TP) Sensor 2 Circuit | PCM | DTC P0220 for the 4.8L, 5.3L, and 6.0L engine |
| P0230 | Fuel Pump Relay Control Circuit | ECM, PCM | |
| P0234 | Turbocharger Engine Overboost | ECM | DTC P0234 for the 6.6L (LLY) engine |
| P0299 | Injector 8 Control Circuit | ECM | DTC P0299 for the 6.6L (LLY) engine |
| P0300 | Engine Misfire Detected | ECM, PCM |
|
| P0301 | Cylinder 1 Misfire Detected | ECM | DTC P0300 - P0308 for the 6.6L (LLY) engine |
| P0302 | Cylinder 2 Misfire Detected | ECM | DTC P0300 - P0308 for the 6.6L (LLY) engine |
| P0303 | Cylinder 3 Misfire Detected | ECM | DTC P0300 - P0308 for the 6.6L (LLY) engine |
| P0304 | Cylinder 4 Misfire Detected | ECM | DTC P0300 - P0308 for the 6.6L (LLY) engine |
| P0305 | Cylinder 5 Misfire Detected | ECM | DTC P0300 - P0308 for the 6.6L (LLY) engine |
| P0306 | Cylinder 6 Misfire Detected | ECM | DTC P0300 - P0308 for the 6.6L (LLY) engine |
| P0307 | Cylinder 7 Misfire Detected | ECM | DTC P0300 - P0308 for the 6.6L (LLY) engine |
| P0308 | Cylinder 8 Misfire Detected | ECM | DTC P0300 - P0308 for the 6.6L (LLY) engine |
| P0315 | Crankshaft Position (CKP) System Variation Not Learned | PCM | DTC P0315
for the 4.3L engine or DTC P0315 for the 4.8L, 5.3L, and 6.0L engine |
| P0325 | Knock Sensor (KS) Circuit | PCM | DTC P0325
for the 4.3L engine or DTC P0325 for the 4.8L, 5.3L, and 6.0L engine |
| P0327 | Knock Sensor (KS) Circuit Low Frequency | PCM | DTC P0327 for the 4.3L engine |
| Knock Sensor (KS) 1 Circuit Low Frequency | PCM | DTC P0327 or P0332 for the 4.8L, 5.3L, and 6.0L engine | |
| P0332 | Knock Sensor (KS) 2 Circuit Low Frequency | PCM | DTC P0327 or P0332 for the 4.8L, 5.3L, and 6.0L engine |
| P0335 | Crankshaft Position (CKP) Sensor Circuit | PCM |
|
| P0336 | Crankshaft Position (CKP) Sensor Performance | ECM, PCM |
|
| P0340 | Camshaft Position (CMP) Sensor Circuit | ECM | DTC P0340, P0341 or P0342 for the 6.6L (LLY) engine |
| P0341 | Camshaft Position (CMP) Sensor Performance | PCM |
|
| P0342 | Camshaft Position (CMP) Sensor Circuit Low Voltage | PCM | DTC P0342 for the 4.8L, 5.3L, and 6.0L engine |
| P0343 | Camshaft Position (CMP) Sensor Circuit High Voltage | PCM | DTC P0343 for the 4.8L, 5.3L, and 6.0L engine |
| P0351 | Ignition Coil 1 Control Circuit | PCM | DTC P0351
for the 4.3L engine or DTC P0351-P0358 for the 4.8L, 5.3L, and 6.0L engine |
| P0352 | Ignition Coil 2 Control Circuit | PCM | DTC P0351-P0358 for the 4.8L, 5.3L, and 6.0L engine |
| P0353 | Ignition Coil 3 Control Circuit | PCM | DTC P0351-P0358 for the 4.8L, 5.3L, and 6.0L engine |
| P0354 | Ignition Coil 4 Control Circuit | PCM | DTC P0351-P0358 for the 4.8L, 5.3L, and 6.0L engine |
| P0355 | Ignition Coil 5 Control Circuit | PCM | DTC P0351-P0358 for the 4.8L, 5.3L, and 6.0L engine |
| P0356 | Ignition Coil 6 Control Circuit | PCM | DTC P0351-P0358 for the 4.8L, 5.3L, and 6.0L engine |
| P0357 | Ignition Coil 7 Control Circuit | PCM | DTC P0351-P0358 for the 4.8L, 5.3L, and 6.0L engine |
| P0358 | Ignition Coil 8 Control Circuit | PCM | DTC P0351-P0358 for the 4.8L, 5.3L, and 6.0L engine |
| P0381 | Wait To Start Lamp Control Circuit | ECM | DTC P0381 for the 6.6L (LLY) engine |
| P0401 | Exhaust Gas Recirculation (EGR) Flow Insufficient | ECM | DTC P0401 for the 6.6L (LLY) engine |
| P0402 | Exhaust Gas Recirculation (EGR) Flow Excessive | ECM | DTC P0402 for the 6.6L (LLY) engine |
| P0403 | Exhaust Gas Recirculation (EGR) Solenoid Control Circuit | ECM | DTC P0403 for the 6.6L (LLY) engine |
| P0405 | Exhaust Gas Recirculation (EGR) Open Position Performance | ECM | DTC P0405 for the 6.6L (LLY) engine |
| P0406 | Exhaust Gas Recirculation (EGR) Position Sensor Circuit High Voltage | ECM | DTC P0406 for the 6.6L (LLY) engine |
| P0420 | Catalyst System Low Efficiency Bank 1 | PCM | DTC P0420 or P0430
for the 4.3L engine or DTC P0420 or P0430 for the 4.8L, 5.3L, and 6.0L engine |
| P0430 | Catalyst System Low Efficiency Bank 2 | PCM | DTC P0420 or P0430
for the 4.3L engine or DTC P0420 or P0430 for the 4.8L, 5.3L, and 6.0L engine |
| P0442 | Evaporative Emission (EVAP) System Small Leak Detected | PCM | DTC P0442
for the 4.3L engine or DTC P0442 for the 4.8L, 5.3L, and 6.0L engine |
| P0443 | Evaporative Emission (EVAP) Purge Solenoid Control Circuit | PCM | DTC P0443
for the 4.3L engine or DTC P0443 for the 4.8L, 5.3L, and 6.0L engine |
| P0446 | Evaporative Emission (EVAP) Vent System Performance | PCM | DTC P0446
for the 4.3L engine or DTC P0446 for the 4.8L, 5.3L, and 6.0L engine |
| P0449 | Evaporative Emission (EVAP) Vent Solenoid Control Circuit | PCM | DTC P0449
for the 4.3L engine or DTC P0449 for the 4.8L, 5.3L, and 6.0L engine |
| P0451 | Fuel Tank Pressure (FTP) Sensor Performance | PCM | DTC P0451
for the 4.3L engine or DTC P0451 for the 4.8L, 5.3L, and 6.0L engine |
| P0452 | Fuel Tank Pressure (FTP) Sensor Circuit Low Voltage | PCM | DTC P0452
for the 4.3L engine or DTC P0452 for the 4.8L, 5.3L, and 6.0L engine |
| P0453 | Fuel Tank Pressure (FTP) Sensor Circuit High Voltage | PCM | DTC P0453
for the 4.3L engine or DTC P0453 for the 4.8L, 5.3L, and 6.0L engine |
| P0454 | Fuel Tank Pressure (FTP) Sensor Circuit Intermittent | PCM | DTC P0454
for the 4.3L engine or DTC P0454 for the 4.8L, 5.3L, and 6.0L engine |
| P0455 | Evaporative Emission (EVAP) System Large Leak Detected | PCM | DTC P0455
for the 4.3L engine or DTC P0455 for the 4.8L, 5.3L, and 6.0L engine |
| P0461 | Fuel Level Sensor 1 Performance | PCM | DTC P0461 |
| P0462 | Fuel Level Sensor 1 Circuit Low Voltage | PCM | DTC P0462 |
| P0463 | Fuel Level Sensor 1 Circuit High Voltage | PCM | DTC P0463 |
| P0464 | Fuel Level Sensor 1 Circuit Intermittent | PCM | DTC P0464 |
| P046C | Exhaust Gas Recirculation (EGR) Position Sensor Performance | ECM | DTC P046C for the 6.6L (LLY) engine |
| P0496 | Evaporative Emission (EVAP) System Flow During Non-Purge | PCM | DTC P0496
for the 4.3L engine or DTC P0496 for the 4.8L, 5.3L, and 6.0L engine |
| P0502 | Vehicle Speed Sensor (VSS) Circuit Low Voltage | PCM | DTC P0502
for the 4L60-E/4L65-E/4L70-E transmissions or DTC P0502 (4.8L and 6.0L) for the 4L80-E/4L85-E transmissions |
| P0503 | Vehicle Speed Sensor (VSS) Circuit Intermittent | PCM | DTC P0503
for the 4L60-E/4L65-E/4L70-E transmissions or DTC P0503 (4.8L and 6.0L) for the 4L80-E/4L85-E transmissions |
| P0506 | Idle Speed Low | ECM, PCM |
|
| P0507 | Idle Speed High | ECM, PCM |
|
| P0522 | Engine Oil Pressure (EOP) Sensor Circuit Low Voltage | PCM | DTC P0522 |
| P0523 | Engine Oil Pressure (EOP) Sensor Circuit High Voltage | PCM | DTC P0523 |
| P0540 | Intake Air (IA) Heater Feedback Circuit | ECM | DTC P0540 for the 6.6L (LLY) engine |
| P0562 | System Voltage Low | ECM, PCM | DTC P0562 |
| TCM | DTC P0562 (6.6L) for the 4L80-E/4L85-E transmissions | ||
| P0563 | System Voltage High | ECM, PCM | DTC P0563 |
| TCM | DTC P0563 (6.6L) for the 4L80-E/4L85-E transmissions | ||
| P0567 | Cruise Control Resume Switch Circuit | PCM | DTC P0567 |
| P0568 | Cruise Control Set Switch Circuit | PCM | DTC P0568 |
| P0601 | Control Module Read Only Memory (ROM) | PCM | DTC P0601-P0607, P1600, P1621, P1627, P1680, P1681, P1683, or P2610
for the 4.3L engine or DTC P0601-P0607, P1600, P1621, P1627, P1680, P1681, P1683, or P2610 for the 4.8L, 5.3L, and 6.0L engine |
| Transmission Control Module (TCM) Read Only Memory (ROM) | TCM | DTC P0601, P0602, P0603, P0604, or P062F (6.6L) for the 4L80-E/4L85-E transmissions | |
| P0602 | Control Module Not Programmed | ECM, PCM |
|
| Transmission Control Module (TCM) Not Programmed | TCM | DTC P0601, P0602, P0603, P0604, or P062F (6.6L) for the 4L80-E/4L85-E transmissions | |
| P0603 | Transmission Control Module (TCM) Long Term Memory Reset | TCM | DTC P0601, P0602, P0603, P0604, or P062F (6.6L) for the 4L80-E/4L85-E transmissions |
| P0604 | Control Module Random Access Memory (RAM) | ECM, PCM | DTC P0601-P0607, P1600, P1621, P1627, P1680, P1681, P1683, or P2610
for the 4.3L engine or DTC P0601-P0607, P1600, P1621, P1627, P1680, P1681, P1683, or P2610 for the 4.8L, 5.3L, and 6.0L engine |
| Transmission Control Module (TCM) Random Access Memory (RAM) | TCM | DTC P0601, P0602, P0603, P0604, or P062F (6.6L) for the 4L80-E/4L85-E transmissions | |
| P0606 | Control Module Internal Performance | ECM, PCM |
|
| P0608 | Vehicle Speed Output Circuit | ECM, PCM | DTC P0608 (With Throttle Actuator Control) or DTC P0608 (Without Throttle Actuator Control) |
| P0609 | Rear Wheel Speed Sensor (Both Wheels) Circuit | EBCM, PCM | DTC C0055 or P0609 |
| P060B | Control Module Analog to Digital Performance | ECM | DTC P0601-P0607, P060B, P061C, P062C, P062F, or P2610 for the 6.6L (LLY) |
| P061C | Control Module Engine Speed Performance | ECM | DTC P0601-P0607, P060B, P061C, P062C, P062F, or P2610 for the 6.6L (LLY) |
| P062C | Control Module Vehicle Speed Performance | ECM | DTC P0601-P0607, P060B, P061C, P062C, P062F, or P2610 for the 6.6L (LLY) |
| P062F | Internal Control Module EEPROM Error | TCM | DTC P0601, P0602, P0603, P0604, or P062F (6.6L) for the 4L80-E/4L85-E transmissions |
| Control Module Long Term Memory Performance | ECM | DTC P0601-P0607, P060B, P061C, P062C, P062F, or P2610 for the 6.6L (LLY) | |
| P0622 | Generator F-Terminal Circuit | PCM | DTC P0622 |
| P0641 | 5-Volt Reference-1 Circuit | PCM | DTC P0641
for the 4.3L engine or DTC P0641 for the 4.8L, 5.3L, and 6.0L engine |
| P0642 | 5 Volt Reference 1 Circuit Low Voltage | ECM | DTC P0642 or P0643 for the 6.6L (LLY) engine |
| P0643 | 5 Volt Reference 1 Circuit High Voltage | ECM | DTC P0642 or P0643 for the 6.6L (LLY) engine |
| P064C | Glow Plug Module Control Performance | ECM | DTC P064C for the 6.6L (LLY) engine |
| P0650 | Malfunction Indicator Lamp (MIL) Control Circuit | PCM | |
| P0651 | 5-Volt Reference-2 Circuit | PCM | DTC P0651
for the 4.3L engine or DTC P0651 for the 4.8L, 5.3L, and 6.0L engine |
| P0652 | 5 Volt Reference 2 Circuit Low Voltage | ECM | DTC P0652 or P0653 for the 6.6L (LLY) engine |
| P0653 | 5 Volt Reference 2 Circuit High Voltage | ECM | DTC P0652 or P0653 for the 6.6L (LLY) engine |
| P0671 | Cylinder 1 Glow Plug Control Circuit | ECM | DTC P0671-P0678 for the 6.6L (LLY) engine |
| P0672 | Cylinder 2 Glow Plug Control Circuit | ECM | DTC P0671-P0678 for the 6.6L (LLY) engine |
| P0673 | Cylinder 3 Glow Plug Control Circuit | ECM | DTC P0671-P0678 for the 6.6L (LLY) engine |
| P0674 | Cylinder 4 Glow Plug Control Circuit | ECM | DTC P0671-P0678 for the 6.6L (LLY) engine |
| P0675 | Cylinder 5 Glow Plug Control Circuit | ECM | DTC P0671-P0678 for the 6.6L (LLY) engine |
| P0676 | Cylinder 6 Glow Plug Control Circuit | ECM | DTC P0671-P0678 for the 6.6L (LLY) engine |
| P0677 | Cylinder 7 Glow Plug Control Circuit | ECM | DTC P0671-P0678 for the 6.6L (LLY) engine |
| P0678 | Cylinder 8 Glow Plug Control Circuit | ECM | DTC P0671-P0678 for the 6.6L (LLY) engine |
| P0698 | 5 Volt Reference 3 Circuit Low Voltage | ECM | DTC P0698 or P0699 for the 6.6L (LLY) engine |
| P0699 | 5 Volt Reference 3 Circuit High Voltage | ECM | DTC P0698 or P0699 for the 6.6L (LLY) engine |
| P0700 | Transmission Control Module (TCM) Requested MIL Illumination | ECM | DTC P0700 for the 6.6L (LLY) engine |
| P0705 | Transmission Range (TR) Switch Circuit | TCM | DTC P0705 (6.6L) for the 4L80-E/4L85-E transmissions |
| P0706 | Transmission Range (TR) Switch Performance | PCM, TCM | DTC P0706
for the 4L60-E/4L65-E/4L70-E transmissions or DTC P0706 (4.8L and 6.0L) for the 4L80-E/4L85-E transmissions |
| P0711 | Transmission Fluid Temperature (TFT) Sensor Performance | PCM, TCM | DTC P0711
for the 4L60-E/4L65-E/4L70-E transmissions or DTC P0711 (4.8L and 6.0L) or DTC P0711 (6.6L) for the 4L80-E/4L85-E transmissions |
| P0712 | Transmission Fluid Temperature (TFT) Sensor Circuit Low Voltage | PCM, TCM | DTC P0712
for the 4L60-E/4L65-E/4L70-E transmissions or DTC P0712 (4.8L and 6.0L) or DTC P0712 (6.6L) for the 4L80-E/4L85-E transmissions |
| P0713 | Transmission Fluid Temperature (TFT) Sensor Circuit High Voltage | PCM, TCM | DTC P0713
for the 4L60-E/4L65-E/4L70-E transmissions or DTC P0713 (4.8L and 6.0L) or DTC P0713 (6.6L) in Automatic Transmission- 4L80-E/4L85-E |
| P0716 | Input Speed Sensor Performance | PCM, TCM | DTC P0716 (4.8L and 6.0L) or DTC P0716 (6.6L) for the 4L80-E/4L85-E transmissions |
| P0717 | Input Speed Sensor Circuit Low Voltage | PCM, TCM | DTC P0717 (4.8L and 6.0L) or DTC P0717 (6.6L) for the 4L80-E/4L85-E transmissions |
| P0719 | Brake Switch Circuit Low Voltage | PCM, TCM | DTC P0719
for the 4L60-E/4L65-E/4L70-E transmissions or DTC P0719 (4.8L and 6.0L) or DTC P0719 (6.6L) for the 4L80-E/4L85-E transmissions |
| P0722 | Output Speed Sensor Circuit Low Voltage | TCM | DTC P0722 (6.6L) for the 4L80-E/4L85-E transmissions |
| P0723 | Output Speed Sensor Circuit Intermittent | TCM | DTC P0723 (6.6L) for the 4L80-E/4L85-E transmissions |
| P0724 | Brake Switch Circuit High Voltage | PCM, TCM | DTC P0724
for the 4L60-E/4L65-E/4L70-E transmissions or DTC P0724 (4.8L and 6.0L) or DTC P0724 (6.6L) for the 4L80-E/4L85-E transmissions |
| P0730 | Incorrect Gear Ratio | PCM | DTC P0730 (4.8L and 6.0L) for the 4L80-E/4L85-E transmissions |
| P0740 | Torque Converter Clutch (TCC) Enable Solenoid Control Circuit | PCM | DTC P0740 for the 4L60-E/4L65-E/4L70-E transmissions |
| P0741 | Torque Converter Clutch (TCC) System-Stuck Off | PCM, TCM | DTC P0741
for the 4L60-E/4L65-E/4L70-E transmissions or DTC P0741 (4.8L and 6.0L) or DTC P0741 (6.6L) for the 4L80-E/4L85-E transmissions |
| P0742 | Torque Converter Clutch (TCC) System-Stuck On | PCM, TCM | DTC P0742
for the 4L60-E/4L65-E/4L70-E transmissions or DTC P0742 (4.8L and 6.0L) or DTC P0742 (6.6L) for the 4L80-E/4L85-E transmissions |
| P0748 | Pressure Control (PC) Solenoid Control Circuit | PCM | DTC P0748
for the 4L60-E/4L65-E/4L70-E transmissions or DTC P0748 (4.8L and 6.0L) for the 4L80-E/4L85-E transmissions |
| P0751 | 1-2 Shift Solenoid (SS) Valve Performance - No First or Fourth Gear | PCM, TCM | DTC P0751
for the 4L60-E/4L65-E/4L70-E transmissions or DTC P0751 (4.8L and 6.0L) or DTC P0751 (6.6L) for the 4L80-E/4L85-E transmissions |
| P0752 | 1-2 Shift Solenoid (SS) Valve Performance - No Second or Third Gear | PCM, TCM | DTC P0752
for the 4L60-E/4L65-E/4L70-E transmissions or DTC P0752 (4.8L and 6.0L) or DTC P0752 (6.6L) for the 4L80-E/4L85-E transmissions |
| P0753 | 1-2 Shift Solenoid (SS) Control Circuit | PCM | DTC P0753
for the 4L60-E/4L65-E/4L70-E transmissions or DTC P0753 (4.8L and 6.0L) for the 4L80-E/4L85-E transmissions |
| P0756 | 2-3 Shift Solenoid (SS) Valve Performance - No First or Second Gear | PCM, TCM | DTC P0756
for the 4L60-E/4L65-E/4L70-E transmissions or DTC P0756 (4.8L and 6.0L) or DTC P0756 (6.6L) for the 4L80-E/4L85-E transmissions |
| P0757 | 2-3 Shift Solenoid (SS) Valve Performance - No Third or Fourth Gear | PCM, TCM | DTC P0757
for the 4L60-E/4L65-E/4L70-E transmissions or DTC P0757 (4.8L and 6.0L) or DTC P0757 (6.6L) for the 4L80-E/4L85-E transmissions |
| P0758 | 2-3 Shift Solenoid (SS) Control Circuit | PCM | DTC P0758
for the 4L60-E/4L65-E/4L70-E transmissions or DTC P0758 (4.8L and 6.0L) for the 4L80-E/4L85-E transmissions |
| P0785 | 3-2 Shift Solenoid (SS) Control Circuit | PCM | DTC P0785 for the 4L60-E/4L65-E/4L70-E transmissions |
| P0894 | Transmission Component Slipping | PCM, TCM | DTC P0894
for the 4L60-E/4L65-E/4L70-E transmissions or DTC P0894 (4.8L and 6.0L) or DTC P0894 (6.6L) for the 4L80-E/4L85-E transmissions |
| P0961 | Line Pressure Control (PC) Solenoid System Performance | TCM | DTC P0961 (6.6L) for the 4L80-E/4L85-E transmissions |
| P0973 | 1-2 Shift Solenoid (SS) Control Circuit Low Voltage | TCM | DTC P0973 (6.6L) for the 4L80-E/4L85-E transmissions |
| P0974 | 1-2 Shift Solenoid (SS) Control Circuit High Voltage | TCM | DTC P0974 (6.6L) for the 4L80-E/4L85-E transmissions |
| P0976 | 2-3 Shift Solenoid (SS) Control Circuit Low Voltage | TCM | DTC P0976 (6.6L) for the 4L80-E/4L85-E transmissions |
| P0977 | 2-3 Shift Solenoid (SS) Control Circuit High Voltage | TCM | DTC P0977 (6.6L) for the 4L80-E/4L85-E transmissions |
| P1121 | Throttle Position (TP) Sensor Circuit Intermittent High Voltage | PCM | DTC P1121
for the 4.3L engine or DTC P1121 for the 4.8L, 5.3L, and 6.0L engine |
| P1122 | Throttle Position (TP) Sensor Circuit Intermittent Low Voltage | PCM | DTC P1122
for the 4.3L engine or DTC P1122 for the 4.8L, 5.3L, and 6.0L engine |
| P1125 | Accelerator Pedal Position (APP) System | PCM | DTC P1125 for the 4.8L, 5.3L, and 6.0L engine |
| P1133 | Insufficient Switching Bank 1 Sensor 1 | PCM | DTC P1133 or P1153
for the 4.3L engine or DTC P1133 or P1153 for the 4.8L, 5.3L, and 6.0L engine |
| P1134 | HO2S Transition Time Ratio Bank 1 Sensor 1 | PCM | DTC P1134 or P1154
for the 4.3L engine or DTC P1134 or P1154 for the 4.8L, 5.3L, and 6.0L engine |
| P1153 | HO2S Insufficient Switching Bank 2 Sensor 1 | PCM | DTC P1133 or P1153
for the 4.3L engine or DTC P1133 or P1153 for the 4.8L, 5.3L, and 6.0L engine |
| P1154 | HO2S Transition Time Ratio Bank 2 Sensor 1 | PCM | DTC P1134 or P1154
for the 4.3L engine or DTC P1134 or P1154 for the 4.8L, 5.3L, and 6.0L engine |
| P1258 | Engine Coolant Overtemperature - Protection Mode Active | PCM | DTC P1258 in Engine Cooling |
| P1380 | Misfire Detected - Rough Road Data Not Available | PCM | DTC P1380
for the 4.3L engine or DTC P1380 for the 4.8L, 5.3L, and 6.0L engine |
| P1381 | Misfire Detected - No Communication With Brake Control Module | PCM | DTC P1381
for the 4.3L engine or DTC P1381 for the 4.8L, 5.3L, and 6.0L engine |
| P1516 | Throttle Actuator Control (TAC) Module Throttle Actuator Position Performance | PCM | DTC P1516 for the 4.8L, 5.3L, and 6.0L engine |
| P1574 | Stoplamp Switch Circuit | PCM | DTC P1574 |
| P160C | Engine Calibration Information Not Programmed - GPCM | ECM | DTC P160C for the 6.6L (LLY) engine |
| P1626 | Theft Deterrent Fuel Enable Signal Lost | PCM | DTC P1626 |
| P1631 | Theft Deterrent Fuel Enable Signal Not Correct | PCM | DTC P1631 |
| P1637 | Generator L-Terminal Circuit | PCM | DTC P1637 |
| P1689 | Traction Control Delivered Torque Output Circuit | EBCM, PCM | DTC C0244 or P1689 |
| P1810 | Transmission Fluid Pressure (TFP) Position Switch Circuit | PCM, TCM | DTC P1810
for the 4L60-E/4L65-E/4L70-E transmissions or DTC P1810 (4.8L and 6.0L) or DTC P1810 (6.6L) for the 4L80-E/4L85-E transmissions |
| P1816 | Transmission Fluid Pressure (TFP) Valve Position Switch Indicates Park/Neutral (P/N) with Drive Ratio | TCM | DTC P1816 (6.6L) for the 4L80-E/4L85-E transmissions |
| P1818 | Transmission Fluid Pressure (TFP) Valve Position Switch Indicates Drive without Drive Ratio | TCM | DTC P1818 (6.6L) for the 4L80-E/4L85-E transmissions |
| P2066 | Fuel Level Sensor 2 Performance | PCM | DTC P2066 |
| P2067 | Fuel Level Sensor 2 Circuit Low Voltage | PCM | DTC P2067 |
| P2068 | Fuel Level Sensor 2 Circuit High Voltage | PCM | DTC P2068 |
| P2101 | Control Module Throttle Actuator Position Performance | PCM | DTC P2101 for the 4.8L, 5.3L, and 6.0L engine |
| P2108 | Throttle Actuator Control (TAC) Module Performance | PCM | DTC P2108 for the 4.8L, 5.3L, and 6.0L engine |
| P2120 | Accelerator Pedal Position (APP) Sensor 1 Circuit | PCM | DTC P2120 for the 4.8L, 5.3L, and 6.0L engine |
| P2122 | Accelerator Pedal Position (APP) Sensor 1 Circuit Low Voltage | ECM | DTC P2122, P2123, P2127, P2128, or P2138 for the 6.6L (LLY) engine |
| P2123 | Accelerator Pedal Position (APP) Sensor 1 Circuit High Voltage | ECM | DTC P2122, P2123, P2127, P2128, or P2138 for the 6.6L (LLY) engine |
| P2125 | Accelerator Pedal Position (APP) Sensor 2 Circuit | PCM | DTC P2125 for the 4.8L, 5.3L, and 6.0L engine |
| P2127 | Accelerator Pedal Position (APP) Sensor 2 Circuit Low Voltage | ECM | DTC P2122, P2123, P2127, P2128, or P2138 for the 6.6L (LLY) engine |
| P2128 | Accelerator Pedal Position (APP) Sensor 2 Circuit High Voltage | ECM | DTC P2122, P2123, P2127, P2128, or P2138 for the 6.6L (LLY) engine |
| P2135 | Throttle Position (TP) Sensor 1-2 Correlation | PCM | DTC P2135 for the 4.8L, 5.3L, and 6.0L engine |
| P2138 | Accelerator Pedal Position (APP) Sensor 1-2 Correlation | ECM, PCM | DTC P2138
for the 4.8L, 5.3L, and 6.0L engine or DTC P2122, P2123, P2127, P2128, or P2138 for the 6.6L (LLY) engine |
| P2146 | Injector Positive Voltage Control Circuit | ECM | DTC P2146, P2149, P2152, or P2155 for the 6.6L (LLY) engine |
| P2149 | Injector Positive Voltage Control Circuit Group 2 | ECM | DTC P2146, P2149, P2152, or P2155 for the 6.6L (LLY) engine |
| P2152 | Injector Positive Voltage Control Circuit Group 3 | ECM | DTC P2146, P2149, P2152, or P2155 for the 6.6L (LLY) engine |
| P2155 | Injector Positive Voltage Control Circuit Group 4 | ECM | DTC P2146, P2149, P2152, or P2155 for the 6.6L (LLY) engine |
| P2199 | Intake Air Temperature (IAT) Sensor 1-2 Correlation | ECM | DTC P2199 for the 6.6L (LLY) engine |
| P2228 | Barometric Pressure (BARO) Sensor Circuit Low Voltage | ECM | DTC P2228 or P2229 for the 6.6L (LLY) engine |
| P2229 | Barometric Pressure (BARO) Sensor Circuit High Voltage | ECM | DTC P2228 or P2229 for the 6.6L (LLY) engine |
| P2510 | Engine Control Module Relay Circuit | ECM | DTC P2510 for the 6.6L (LLY) engine |
| P2534 | Ignition 1 Switch Circuit Low Voltage | TCM | DTC P2534 (6.6L) for the 4L80-E/4L85-E transmissions |
| P2563 | Turbocharger Boost Control Position Sensor Performance | ECM | DTC P2563 for the 6.6L (LLY) engine |
| P2564 | Turbocharger Boost Control Position Sensor Circuit Low Voltage | ECM | DTC P2564 or P2565 for the 6.6L (LLY) engine |
| P2565 | Turbocharger Boost Control Position Sensor Circuit High Voltage | ECM | DTC P2564 or P2565 for the 6.6L (LLY) engine |
| P2610 | Control Module Ignition Off Timer Performance | PCM |
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| P268A | Fuel Injector Calibration Data Not Programmed | ECM | DTC P268A for the 6.6L (LLY) engine |
| P2761 | Torque Converter Clutch (TCC) Pressure Control (PC) Solenoid Control Circuit | PCM | DTC P2761
for the 4L60-E/4L65-E/4L70-E transmissions or DTC P2761 (4.8L and 6.0L) for the 4L80-E/4L85-E transmissions |
| P2763 | Torque Converter Clutch (TCC) Pressure Control (PC) Solenoid Control Circuit High Voltage | TCM | DTC P2763 (6.6L) for the 4L80-E/4L85-E transmissions |
| P2764 | Torque Converter Clutch (TCC) Pressure Control (PC) Solenoid Control Circuit Low Voltage | TCM | DTC P2764 (6.6L) for the 4L80-E/4L85-E transmissions |
| P2A01 | HO2S Performance Bank 1 Sensor 2 | PCM | DTC P2A01 or P2A04
for the 4.3L engine or DTC P2A01 or P2A04 for the 4.8L, 5.3L, and 6.0L engine |
| P2A04 | HO2S Performance Bank 2 Sensor 2 | PCM | DTC P2A01 or P2A04
for the 4.3L engine or DTC P2A01 or P2A04 for the 4.8L, 5.3L, and 6.0L engine |
| U0073 | High Speed Communication Bus | ECM, GPCM, TCM | DTC U0073 |
| U0100 | Lost Communication With Engine Control Module (ECM) | Coolant Heater Control Module, GPCM, TCM | DTC U0100-U0299 |
| U0101 | Lost Communication With Transmission Control Module (TCM) | Coolant Heater Control Module, ECM, GPCM | DTC U0100-U0299 |
| U0106 | Lost Communication With Glow Plug Control Module | Coolant Heater Control Module, ECM, TCM | DTC U0100-U0299 |
| U0107 | Lost Communications With Throttle Actuator Control (TAC) Module | PCM | DTC U0107 for the 4.8L, 5.3L, and 6.0L engine |
| U0166 | Lost Communication With Auxiliary Heater Control Module (FOH) (Coolant Heater) | ECM, GPCM, TCM | DTC U0100-U0299 |
| U1000 | Class 2 Data Link | BCM, EBCM, IPC, PCM, Radio, RCDLR, SDM, VCIM | DTC U1000 and U1255 |
| U1016 | Lost Communications with Powertrain Control Module (PCM) | BCM, EBCM, IPC, Radio, RCDLR, SDM, VCIM | DTC U1001-U1254 |
| U1041 | Lost Communications With Electronic Brake Control Module (EBCM) | BCM, IPC, PCM, Radio, RCDLR, SDM, VCIM | DTC U1001-U1254 |
| U1064 | Lost Communications with Body Control Module (BCM) | EBCM, IPC, PCM, Radio, RCDLR, SDM, VCIM | DTC U1001-U1254 |
| U1088 | Lost Communications with Sensing and Diagnostic Module (SDM) | BCM, EBCM, IPC, PCM, Radio, RCDLR, VCIM | DTC U1001-U1254 |
| U1096 | Lost Communications with Instrument Panel Cluster (IPC) | BCM, EBCM, PCM, Radio, RCDLR, SDM, VCIM | DTC U1001-U1254 |
| U1128 | Lost Communications With Radio | SDM, VCIM | DTC U1001-U1254 |
| U1151 | Lost Communications with Vehicle Communications Interface Module (OnStar®) | Radio | DTC U1001-U1254 |
| U1176 | Lost Communications With Remote Control Door Lock Receiver (RCDLR) | BCM | DTC U1001-U1254 |
| U1300 | Class 2 Data Link Low | IPC, PCM, Radio, SDM, VCIM | DTC U1300, U1301, or U1305 |
| U1301 | Class 2 Data Link High | IPC, PCM, Radio, SDM, VCIM | DTC U1300, U1301, or U1305 |
| U1305 | Class 2 Data Link Low or High | BCM, RCDLR | DTC U1300, U1301, or U1305 |