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Harness Routing Views

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Fig 1: Forward Lamp Harness, Fuse Block-Underhood
GM748823Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 C105
2 Forward Lamp Harness
3 G101
4 Brake Fluid Level Connector
5 G105
6 G102
Fig 2: Forward Lamp Harness, Fuse Block-Underhood
GM748813Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 G101
2 Forward Lamp Harness
3 Fuse Block-Underhood, C4
Fig 3: Forward Lamp Harness, Front
GM748819Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Ambient Air Temperature Sensor Connector
2 Forward Lamp Harness
3 Engine Fan Connector, C118
Fig 4: Forward Lamp Harness, Right Side
GM748820Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 G103
2 A/C Low Pressure Switch
3 Windshield Washer Fluid Pump Connectors
4 Windshield Washer Fluid Level Switch
5 Forward Lamp Harness
Fig 5: Engine Harness, Fuse Block-Underhood
GM748821Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 C105, I/P to Forward Lamp Harness, Fuse Block-Underhood
2 C4, Forward Lamp Harness, Fuse Block-Underhood
3 C3, Chassis Harness, Fuse Block-Underhood
4 C2, Instrument Panel Harness, Fuse Block-Underhood
5 C101, I/P to Chassis Harness
6 C1, Engine Harness, Fuse Block-Underhood
Fig 6: Engine Harness, Fuse Block-Underhood (Six Cylinder Engine, 4.2L)
GM748824Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 PCM
2 C100, Engine Harness to I/P Harness
3 C1, Fuse Block-Underhood
4 PCM Connectors
5 Engine Harness
Fig 7: Instrument Harness, Engine Compartment (Six Cylinder Engine, 4.2L)
GM748860Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 C104, Engine to Fuel Injector Harness
2 C100, I/P to Engine Harness
3 C105, I/P to Forward Lamp Harness
4 Fuse Block Underhood, C2
5 C101, Instrument to Chassis Harness
6 PCM Connector, C1
Fig 8: Engine Harness Routing - 4.2L (1 of 2)
GM1332619Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Ignition Coil 1
2 Ignition Coil 2
3 Ignition Coil 3
4 Intake Air Temperature (IAT) Sensor
5 Ignition Coil 4
6 Ignition Coil 5
7 C104
8 Ignition Coil 6
9 Starter
10 C175
11 Heated Oxygen Sensor (HO2S) Sensor 2
12 Vehicle Speed Sensor (VSS)
13 Park/Neutral Position (PNP) Switch
14 Evaporative Emission (EVAP) Canister Purge Solenoid
15 G107
16 Manifold Absolute Pressure (MAP) Sensor
17 Throttle Body
18 Engine Oil Pressure (EOP) Switch
19 Camshaft Position (CMP) Sensor
20 Camshaft Actuator Solenoid Assembly
21 Heated Oxygen Sensor (HO2S) Sensor 1
Fig 9: Engine Harness Routing - 4.2L (2 of 2)
GM1332620Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Engine Coolant Temperature (ECT) Sensor
2 Powertrain Control Module (PCM) Connector C2, C3
3 C100
4 Crankshaft Position Sensor (CKP) Sensor
5 Knock Sensor (KS) 2
6 G101
7 Fuse Block - Underhood, Connector C1
8 Battery Positive
9 G109
10 G108
11 A/C Refrigerant Pressure Sensor
12 A/C Compressor Clutch Assembly
13 Battery Negative
14 Knock Sensor (KS) 1
15 Generator
Fig 10: Engine Harness Routing - 5.3L (1 of 2)
GM1332621Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Fuel Injector 4
2 C108
3 Evaporative Emission (EVAP) Canister Purge Solenoid
4 S102
5 Fuel Injector 3
6 Engine Coolant Temperature (ECT) Sensor
7 Throttle Actuator Control (TAC) Module C1
8 C107
9 Fuse Block Underhood C1
10 G107
11 S101
12 G108
13 G109
14 Powertrain Control Module (PCM) Connector C1, C2
15 Ignition Coil 5
16 Crankshaft Position (CKP) Sensor
17 Starter
18 A/C Compressor Clutch Assembly
19 Fuel Injector 6
20 A/C Refrigerant Pressure Sensor
21 Fuel Injector 2
22 Throttle Body
23 Intake Air Temperature (IAT)/Mass Air Flow (MAF) Sensor
Fig 11: Engine Harness Routing - 5.3L (2 of 2)
GM1332623Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Generator
2 Fuel Injector 8
3 Manifold Absolute Pressure (MAP) Sensor
4 C115
5 Fuel Injector 5
6 Fuel Injector 7
7 Ignition Coil 7
8 Heated Oxygen Sensor (HO2S) Bank 1, Sensor 2
9 C310
10 Heated Oxygen Sensor (HO2S) Bank 1, Sensor 1
11 C175
12 C109
13 Ignition Coil 1
14 Fuel Injector 1
15 Engine Oil Pressure (EOP) Sensor
16 Heated Oxygen Sensor (HO2S) Bank 2, Sensor 1
Fig 12: Engine Harness, Automatic Transmission
GM748827Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Engine Harness
2 Engine Harness
Fig 13: Engine Harness, Transfer Case
GM799400Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Transfer Case Motor Encoder Connector
2 C310, Engine to Chassis Harness
3 Engine Harness
4 Chassis Harness
Fig 14: Chassis Harness Routing
GM1332624Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Fuse Block Underhood Eyelet (Trailer Wiring)
2 Fuse Block Underhood, Connector C3
3 Fuse Block Underhood, Connector C7
4 C101
5 Brake Fluid Level Switch
6 C310
7 Propshaft Speed Sensor - Rear
8 Vehicle Speed Sensor
9 Fuel Pump and Sender Assembly
10 Air Suspension - RR
11 Backup Lamp - Right
12 Evaporative Emission (EVAP) Canister Vent Solenoid
13 Fuel Tank Pressure (FTP) Sensor
14 Air Suspension Compressor Assembly
15 Trailer Connector
16 Backup Lamp - Left
17 S408
18 G403
19 Air Suspension Sensor - LR
20 S306
21 S359
22 G305
23 Electronic Brake Control Module, Connector C1 and C2
24 Transfer Case Encoder Motor
25 Propshaft Speed Sensor - Front
26 G304
27 Wheel Speed Sensor - LF
28 Electronic Frontal Sensor - Left
29 Electronic Frontal Sensor - Right
30 Front Axle Actuator
31 Wheel Speed Sensor - RF
Fig 15: Connector C201
GM748385Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Multi-function Switch
2 C201
Fig 16: Front Passenger and Driver Seats
GM800582Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 C312
2 C313
3 C311
4 C315
5 C316
6 C314
Fig 17: Underhood Fuse Block
GM748854Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 G104
2 G105
3 C105, Instrument to Forward Lamp Harness
4 C101, Instrument to Chassis Harness
5 G102
6 Windshield Wiper Connector
Fig 18: Instrument Harness, Left I/P
GM748862Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Headlamp Switch Connectors
2 Splice Pack SP205
3 Grommet
4 Instrument Panel Harness
Fig 19: Instrument Harness, Instrument Panel
GM748865Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Connector C203
2 Accessory Power Connector
3 Cigar Lighter Connector
4 Rear Window Wiper/Washer Connector
5 Headlamp Switch
Fig 20: Instrument Harness, Console
GM748867Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 C307, I/P to Console Harness
Fig 21: Instrument Panel, Right Side
GM879165Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Instrument Panel
2 Body Harness
3 C203, Body Harness
4 C203, I/P Harness
Fig 22: Instrument Harness, Floor
GM748869Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 SP201, Ground Splice Pack
2 Instrument Panel Harness
3 C307, I/P to Console Harness
4 Sensing and Diagnostic Module Connector
5 C304, I/P to Body Harness
6 C301, I/P to Body Harness
Fig 23: Instrument Harness, Rear Floor
GM748868Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Body Control Module (BCM) Connectors
2 Fuse Block-Rear, I/P Connector, C1
3 Fuse Block-Rear, Body Connector, C2
4 Fuse Block-Rear, Headliner Connector, C3
5 I/P Harness
6 VCIM Connectors
7 Splice Pack SP306
Fig 24: Floor Console (Long Wheelbase, Body Type VIN 6)
GM855630Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Front Floor Panel
2 Front Floor Console
3 Body Harness
4 C309
Fig 25: Body Wiring Harness Extension Harness
GM841111Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Body Control Module (BCM)
2 Body Wiring Harness Extension Harness
3 Fuse Block-Rear
Fig 26: Body Harness, Rear Floor
GM748872Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Fuse Block-Rear, Body Connector, C2
2 C304, Body to Instrument Harness (Short Wheelbase, Body Type VIN 3)
3 C306 Body to Headliner Harness (Short Wheelbase, Body Type VIN 3)
4 C301, Body to Instrument Harness (Short Wheelbase, Body Type VIN 3)
5 Vehicle Communication Interface Module (VCIM) Connectors
Fig 27: Body Harness, Rear Floor (Long Wheelbase, Body Type VIN 6)
GM849565Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 C301
2 C304
3 Body Harness
4 Rear Floor
5 Instrument Panel Harness
Fig 28: Body Harness, Left Rear Floor (Long Wheelbase, Body Type VIN 6)
GM849569Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Fuse Block-Rear
2 Body Harness
3 Headliner Harness
4 C306
Fig 29: Body Harness, C401 (Long Wheelbase, Body Type VIN 6)
GM872310Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Mode Actuator-Auxiliary
2 Blower-Auxiliary
3 Air Temperature Actuator-Auxiliary
4 C401
5 In-Line 30A Fuse
Fig 30: Headliner Harness, Overhead Console
GM795316Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Overhead Console
2 C305
Fig 31: Headliner Harness, Left B-Pillar
GM748876Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Headliner Harness
2 Door Frame
3 G302
Fig 32: Headliner Harness, Left Rear Floor
GM748877Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 C306, Headliner Harness to Body Harness
2 Fuse Block-Rear, Headliner Connector, C3
3 Body Harness
4 Headliner Harness
Fig 33: Sunroof Harness With Headliner Removed
GM813455Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 C308
2 Sunroof Motor Connector
3 Connector C1
4 Sunroof Module
5 Connector C2
Fig 34: Front Doors, C500 and C600
GM1232491Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Door, LF
2 Body Wiring Harness
3 C500, C600 similar on right side
Fig 35: Rear Doors, C700 and C800
GM755998Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Door, LR
2 C700, C800 similar on right side
3 Body Wiring Harness
Fig 36: G401, G402
GM826159Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Body Side Lower Reinforcement
2 Body Harness
3 G401; G402 Similar on Opposite Side
Fig 37: Tailgate Connector
GM755995Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Liftgate
2 C900
3 Body Opening
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