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Harness Routing Views

Fig 1: Forward Lamp Harness Routing
GM896773Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Washer Fluid Level Sensor Connector
2 Windshield Washer Fluid Pump Connector (Reversible)
3 Underhood Lamp Inline (If Equipped)
4 C103
5 Fuse Block-Underhood C4
6 Park/Turn Signal Lamp Connector-LF
7 Marker Lamp Connector-LF
8 Daytime Running Lamp (DRL) Connector-Left
9 G100
10 S101
11 Inflatable Restraint Front End Discriminating Sensor Connector-Left
12 Inflatable Restraint Front End Discriminating Sensor Connector-Right
13 Horn Connector-Left
14 Headlamp Connector-Left
15 S100
16 Daytime Running Lamp (DRL) Connector-Right
17 Horn Connector-Right
18 Ambient Air Temperature Sensor Connector-HVAC
19 Ambient Air Temperature Sensor Connector-Mirror
20 Headlamp Connector-Right
21 Marker Lamp Connector-Right
22 Park/Turn Signal Lamp Connector-RF
Fig 2: Forward Lamp Harness to Fuse Block - Underhood
GM829073Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Fuse Block - Underhood Center Block
2 Fuse Block-Underhood-C4 (GRN)
3 C103-I/P Harness Side
4 Forward Lamp Harness
5 C103-Forward Lamp Harness Side
Fig 3: Engine Harness Routing (6.0L)
GM897635Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Intake Air Temperature (IAT)/Mass Air Flow (MAF) Sensor Connector
2 A/C Low Pressure Switch Connector
3 Heated Oxygen Sensor (HO2S) Bank 2 Sensor 1 Connector
4 Heated Oxygen Sensor (HO2S) Bank 2 Sensor 2 Connector
5 Manifold Absolute Pressure (MAP) Sensor Connector
6 G103
7 G104
8 Camshaft Position (CMP) Sensor Connector
9 C175
10 Vehicle Speed Sensor (VSS) Connector
11 Heated Oxygen Sensor (HO2S) Bank 1 Sensor 1 Connector
12 Park/Neutral Position (PNP) Switch Connector
13 Heated Oxygen Sensor (HO2S) Bank 1 Sensor 2 Connector
14 S102
15 S103
16 S104
17 Throttle Actuator Control (TAC) Assembly Connector
18 C100
19 Fuse Block-Underhood C2
20 C106
21 G102
22 A/C Compressor Clutch Connector
23 Engine Oil Level Switch Connector
24 Crankshaft Position (CKP) Sensor Connector
25 A/C Refrigerant Pressure Sensor Connector
26 Coolant Level Switch Connector
Fig 4: Engine Harness To Fuse Block - Underhood
GM829118Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Fuse Block - Underhood Center Block
2 Fuse Block - Underhood-C2 (BLK)
3 Engine Harness
Fig 5: I/P Harness Routing 1 Of 2
GM1066960Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Throttle Actuator Control (TAC) Module Connector - C2
2 C102 I/P to Chassis Harness
3 Fuse Block - Underhood C1
4 C101 I/P to Chassis Harness
5 C100 I/P to Engine Harness
6 C103 I/P to Forward Lamp Harness
7 Fuse Block - Underhood C6
8 Fuse Block - Underhood C5
9 Fuse Block - Underhood C7
10 C104 I/P to Chassis Harness
11 Trailer Harness Feed
12 Windshield Wiper Motor and Module Connector
13 Instrument Panel Cluster (IPC) Connector
14 Air Temperature Sensor - Upper Right Connector
15 Ambient Light/Sunload Sensor Assembly Connector
16 Inflatable Restraint I/P Module Connector
17 Inflatable Restraint I/P Module Disable Switch Connector
18 I/P Compartment Lamp Connector
19 Speaker - RF Tweeter Connector
20 Junction Block - I/P
21 Courtesy Lamp - Right Footwell Connector
22 C298 I/P to Body Harness
23 C201 I/P to Body Harness
24 C200 I/P to Body Harness
25 G200
Fig 6: I/P Harness Routing 2 Of 2
GM1067028Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Splice S217
2 Splice S210
3 Splice S211
4 Splice S212
5 Splice S213
6 Splice S214
7 Splice S216
8 Splice S215
9 Splice S290
10 Radio C1 Connector
11 Radio C2 Connector
12 Longnitudinal Accelerometer Connector
13 Inflatable Restraint I/P Module Disable Switch Connector
14 Vehicle Communication Interface Module (VCIM) Connectors
15 OnStar® Button Assembly Connector
16 Accessory Power Outlet/Cigar Lighter Connectors
17 C298 I/P to Body Harness
18 Ride Height Switch Connector
19 Tow/Haul Switch Connector
20 Traction Control Switch Connector
21 Transfer Case Shift Control Switch C2 Connector
22 Transfer Case Shift Control Switch C1 Connector
23 Splice Pack SP205
24 Transfer Case Shift Control Module Connectors
25 C203 I/P to Steering Column Harness
26 Splice Pack SP206
27 C202 I/P to Steering Column Harness
28 Stop Lamp Switch Connector
29 C210 I/P to Headliner Harness
30 Relay Block I/P C1
31 Park Brake Switch Connector
32 Footwell Courtesy Lamp - Left
33 Data Link Connector (DLC)
34 Fuse Block - I/P C1
Fig 7: Steering Column Harness Connectors
GM966906Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Multifunction Switch
2 Inflatable Restraint Steering Wheel Module Coil
3 C277 (8 Cavity)
4 Inflatable Restraint Steering Wheel Module Connector
5 Steering Wheel Controls Backlight Fuse
6 C203 (2 Cavity)
7 Fuse Block - I/P C2 (6 Cavity)
8 C202 (52 Cavity)
Fig 8: Body Harness Routing
GM894487Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Speaker Right D Pillar Twiddler Connector
2 C420
3 S480
4 Splice Pack SP410
5 Door Lock Switch Rear Cargo Connector
6 Accessory Power Outlet-Rear Connector
7 Marker Lamp-RR Connector
8 Clearance Lamp-RR Connector
9 Speaker-Left D Pillar Twiddler Connector
10 S411
11 Marker Lamp-LR Connector
12 S412
13 C320 (ZM6)
14 G302
15 C310
16 Courtesy Lamp Right B Pillar Connector
17 S390
18 Fuse Block-I/P C4
19 C325 (ZM6)
20 Inflatable Restraint Sensing and Diagnostic Module Connector
21 Splice Pack SP207
22 C200
23 C201
24 Relay Block-I/P C10
25 Body Control Module (BCM)-C6
26 Audio Amplifier Connectors
27 C355
28 C298
29 G304
30 C375
31 S310
32 Courtesy Lamp Left B Pillar Connector
33 C390
34 G306
35 C380 (ZM6)
Fig 9: Body Harness To Fuse Block - I/P
GM825748Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Fuse Block-I/P
2 Fuse Block-I/P -C4 (BRN)
3 Body Harness
Fig 10: Body Harness To Relay Block - I/P
GM825740Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Relay Block-I/P
2 Body Harness
3 Relay Block-I/P-C10 (NAT)
Fig 11: Chassis Harness Routing
GM893959Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Wheel Speed Sensor (WSS)-RF Connector
2 Brake Fluid Level Switch Connector
3 C104
4 C105
5 C102
6 Electronically Controlled Air Suspension Relay (ZM6)
7 Wheel Speed Sensor (WSS)-LF Connector
8 C101
9 C106
10 Fuse Block-Underhood C3
11 Fuse Block-Underhood C9
12 Stud 1
13 G300
14 S304
15 Electronic Brake Control Module (EBCM) Connector
16 Transfer Case Connector
17 Evaporative Emission (EVAP) Canister Vent Solenoid Connector
18 G310
19 G308
20 Air Suspension Sensor-RR Connector (ZM6)
21 S391
22 S392
23 Wheel Speed Sensor (WSS)-RR Connector
24 Air Suspension Inflator Switch Connector (ZM6)
25 G405
26 Junction Block-Rear C1
27 Trailer Connector
28 G402
29 Rear Differential Lock Actuator Connector
30 C450 (ZM6)
31 C451 (ZM6)
Fig 12: Chassis Harness To Fuse Block - Underhood
GM829086Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Fuse Block - Underhood Center Block
2 Fuse Block - Underhood - C3 (RED)
3 Chassis Harness
4 Trailer Power Lead - Stud 1
5 Fuse Block - Underhood - C9 (NAT)
Fig 13: Roof Marker Harness Routing
GM899062Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Cellular Telephone Antenna
2 GPS Antenna
3 Clearance Lamp Connector-LF
4 Roof Lamp Connector-Front Center
5 Roof Lamp Connector-Front Center
6 S345
7 Roof Lamp Connector-Front Center
8 Clearance Lamp Connector-RF
9 S303
10 Radio Antenna
11 Antenna Preamplifier Connector
12 Junction Block-I/P C6
Fig 14: Roof Marker Harness To Junction Block - I/P
GM827089Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Junction Block-I/P
2 Junction Block-I/P-C6 (LT GRN)
3 Roof Marker Harness
Fig 15: Headliner Harness Routing
GM895151Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Sunroof Module Connector
2 Sunroof Switch Connector
3 Courtesy/Reading Lamp-Left Front Connector
4 Garage Door Opener Connector
5 Inside Rearview Mirror Connector
6 Courtesy/Reading Lamp-Right Front Connector
7 Noise Cancellation Microphone Connector
8 Vanity Mirror-Right Connector
9 Courtesy Reading Lamp-Center
10 Courtesy Reading Lamp-Rear
11 S300
12 Ambient Air Temperature Sensor Connector
13 Cellular Telephone Microphone Connector
14 S305
15 S301
16 S302 (CF5)
17 Sunroof Relay
18 Relay Block-I/P C4
19 Relay Block-I/P C3
20 C210
Fig 16: Headliner Harness To Relay Block - I/P
GM829201Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Relay Block - I/P
2 Relay Block - I/P-C4 (CRM)
3 Relay Block - I/P-C3 (BRN)
Fig 17: I/P Harness To Fuse Block - Underhood
GM829067Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Fuse Block-Underhood Center Block
2 I/P Harness
3 Fuse Block-Underhood-C1 (GRY)
4 Fuse Block-Underhood-C7 (GRN)
5 Fuse Block-Underhood-C5 (GRY)
6 Fuse Block-Underhood-C6 (BLK)
Fig 18: HVAC Harness To Junction Block - I/P
GM829240Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Junction Block-I/P-C4 (BRN)
2 Junction Block-I/P-C8 (GRY)
3 Junction Block-I/P-C5 (BRN)
4 Junction Block-I/P
Fig 19: Junction Block - I/P
GM820125Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Junction Block-I/P
2 I/P Harness
3 Footwell Courtesy Lamp Socket-Right
4 Footwell Courtesy Lamp Bulb-Right
Fig 20: Relay Block - I/P - C1
GM820122Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 I/P Harness
2 Park Brake Switch Connector
3 Relay Block-Body-C1
4 Tab
5 Relay Block-Body
6 Parking Brake Assembly
Fig 21: Driver Door Harness To Fuse Block - I/P
GM827523Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Fuse Block-I/P
2 Driver Door Harness
3 Fuse Block-I/P-C3 (BLK)
Fig 22: Passenger Door Harness To Junction Block - I/P
GM827312Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Junction Block-I/P
2 Junction Block-I/P-C2 (BLK)
3 Junction Block-I/P-C7 (CRM)
4 Passenger Door Harness
Fig 23: Junction Block - Rear
GM828298Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Junction Block-Rear
2 Junction Block-Rear - C1-(Chassis Harness)
3 Junction Block-Rear-C2-(Left Tail Lamp Assembly)
4 Chassis Harness
5 Junction Block-Rear - C3-(Right Tail Lamp assembly)
Fig 24: Liftgate Harness Routing
GM894592Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 C420
2 Roof Lamp-Right Rear Connector
3 C900
4 Roof Lamp-Center Connector
5 CHMSL
6 Roof Lamp-Left Rear Connector
7 Rear Window Defogger Grid-Left Connector
8 License Lamp Connector
9 Liftgate Ajar Switch-Left Connector
10 Door Lock Actuator-Liftgate Connector
11 Rear Window Wiper Motor Connector
12 License Lamp Connector
13 S902
14 Liftgate Ajar Switch-Right Connector
15 S901
16 Defogger Grid-Right Connector
17 S900
Fig 25: C100
GM860095Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 C100-Engine Harness Side
2 C100-IP Harness Side
3 Fuse Block-Underhood
Fig 26: C101, C104 & C106
GM860154Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Brake Fluid Level Switch
2 Fuse Block-Underhood-C9
3 Fuse Block-Underhood-C3
4 C101-Chassis Harness Side
5 C106-Chassis Harness Side
6 C104-Chassis Harness Side
Fig 27: C102
GM819806Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Stud 2-Trailer Lead Power Feed
2 Stud 1
3 Fuse Block-Underhood
4 IP Harness
5 C102
Fig 28: C103
GM819856Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Fuse Block-Underhood Center Block
2 C103-I/P Harness Side
3 C103-Forward Lamp Harness Side
Fig 29: C105 & C106
GM828152Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Fuse Block-Underhood Bracket
2 C106-Chassis to Engine
3 Engine Harness
4 Chassis Harness
5 C105-Chassis to I/P
Fig 30: C115
GM828670Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 MAP Sensor
2 Knock Sensor Pigtail
3 C115-Knock Sensors Inline
4 Engine Harness
Fig 31: C148
GM828520Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Ignition Coil 7
2 Fuel Injector 7
3 Fuel Injector 5
4 Ignition Coil 5
5 Inline C148
6 Ignition Coil 3
7 Fuel Injector 3
8 Ignition Coil 1
9 Fuel Injector 1
10 Engine Harness
Fig 32: C158
GM828766Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Fuel Injector 2
2 Ignition Coil 2
3 Fuel Injector 4
4 Ignition Coil 4
5 C158-Ignition Coil Inline
6 Fuel Injector 6
7 Ignition Coil 6
8 Ignition Coil 8
9 Fuel Injector 8
Fig 33: C175
GM828782Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Automatic Transmission
2 C175
Fig 34: C200, C201 & Splice Pack SP207
GM825721Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 C200
2 Splice Pack SP207
3 C201
4 Left Side Cowl Panel
Fig 35: C202 & C203
GM828076Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Steering Column
2 C203
3 C202
Fig 36: C210
GM888838Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 C210 Headliner Harness Side
Fig 37: C298
GM820000Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 RH Cowl Panel
2 C298-Body Harness Side
3 C298-I/P Harness Side
Fig 38: C310 - LR Shown - RR Similar
GM825815Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 C310-Body Harness Side
2 C310-LR Door Harness Side
3 Pass-Through Grommet
4 B Pillar
Fig 39: C320 & C380
GM825648Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Rear Seat Assembly
2 C320
3 C380
4 Body Harness
Fig 40: C325 - Driver Shown - Passenger Similar
GM825585Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Driver Seat
2 C325-Driver Seat Harness
Fig 41: C325, C326, C327, C328, C329 & C330 - Driver Seat In-Lines
GM854624Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 C327
2 Seat Adjuster Switch-Driver
3 Memory Seat Module-C4
4 Memory Seat Module-C3
5 Seat Bolster/Lumbar Switch-Driver
6 Seat Recline Motor-Driver
7 C325
8 C329
9 C330
10 C328
11 Seat Rear Vertical Motor-Driver
12 Seat Front Vertical Motor-Driver
13 Memory Seat Module-C2
14 Memory Seat Module-C1
15 Seat Horizontal Motor-Driver
16 C326
Fig 42: C333
GM854618Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Seat Bolster Motor-Driver
2 Seat Lumbar Motor-Driver
3 Heated Seat Element-Driver Cushion
4 C333
5 Seat Belt Switch Connector
6 Heated Seat Element-Driver Cushion Connector
Fig 43: C350
GM819985Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Front Floor Console
2 I/P Harness
3 C350-I/P Harness Side
4 Audio Amplifier
5 C350-Console Harness Side
6 Accessory Power Outlets-Rear
7 Rear Seat Audio (RSA)
Fig 44: C355
GM825552Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 C355
2 Body Harness
3 Audio Amplifier
4 Audio Amplifier Connectors
Fig 45: C375, C376 & C377
GM854616Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Seat Horizontal Motor-Front Passenger
2 Seat Front Vertical Motor-Front Passenger
3 Seat Rear Vertical Motor-Front Passenger
4 C376
5 C377
6 C375
7 Seat Recline Motor-Front Passenger
8 Seat Bolster/Lumbar Switch-Front Passenger
9 Seat Adjuster Switch-Front Passenger
Fig 46: C378
GM854613Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Seat Bolster Motor-Passenger
2 Seat Lumbar Motor-Passenger
3 Heated Seat Element-Passenger Cushion Connector
4 C378
Fig 47: C420
GM825875Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 C420-Liftgate Harness Side
2 C420-Body Harness Side
3 Liftgate
4 Liftgate Harness
Fig 48: C450 & C451
GM828287Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 C451
2 C450
3 Air Suspension Compressor
Fig 49: C900
GM873110Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Liftgate Jumper Harness
2 C900
3 Liftgate
Fig 50: Splice S100
GM826121Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Forward Lamp Harness
2 Radiator Support
3 S100
4 Horn Connector
Fig 51: Splice S101
GM826123Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Ambient Temperature Sensor-Mirror
2 Radiator Support
3 S101
Fig 52: Splice S102
GM828670Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 MAP Sensor
2 Knock Sensor Pigtail
3 C115-Knock Sensors Inline
4 Engine Harness
Fig 53: Splices S301, S302 & S305
GM826415Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 S302
2 S305
3 S301
4 Headliner Harness
5 Sunroof Relay
Fig 54: S304
GM828177Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 S304
2 G300
3 Chassis Harness
4 Electronically Controlled Air Suspension Relay
Fig 55: Splice S303 & S345
GM827173Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Clearance Lamp-LF
2 Roof Marker Lamp Harness
3 Clearance Lamp Connector-LF
4 Cell Phone/GPS Antenna
5 Roof Lamp-Center Front
6 Roof Lamp-Center Front
7 Splice S345
8 Roof Lamp-Center Front
9 Splice S303
Fig 56: Splices S350 & S351
GM828410Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Console Harness
2 Floor Shifter
3 S350
4 S351
Fig 57: S391 & S392
GM828270Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Fuel Tank Pressure (FTP) Sensor Connector
2 Air Suspension Sensor Connector-RR
3 G308
4 S391
5 S392
Fig 58: Splices S900, S901 & S902
GM827705Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Center High Mounted Stop Lamp (CHMSL) Connector
2 Rear Window Defogger Grid Connector
3 Rear Window Defogger Grid Connector
4 Splice S900
5 Rear Window Wiper Module - w/Motor
6 Door Lock Actuator - Liftgate
7 Liftgate Ajar Switch - Left
8 Liftgate Ajar Switch - Right
9 Splice S902
10 Splice S901
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