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Harness Routing Views

Fig 1: Forward Lamp Harness Routing
GM1465633Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 C180 Forward Lamp Harness to Engine Harness (2)
2 Fuse Block - Underhood C4
3 Battery Positive Voltage (Eyelet)
4 C103 Forward Lamp Harness to I/P Harness (Export) (6)
5 C104 Forward Lamp Harness to I/P Harness (6 w/o YE9) (12 w/YE9)
6 C125 Forward Lamp Harness to Park/Turn Signal Harness (VYU) (8)
7 G100 (150)
8 C127 Forward Lamp Harness to Park/Turn Signal Lamp Harness (VYU) (8)
9 G115 (250)
Fig 2: Engine Compartment
GM1576564Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Fuse Block - Underhood
2 Battery Positive Voltage Terminal
3 C180 Forward Lamp Harness to I/P Harness
4 C104 Forward Lamp Harness to I/P Harness
5 S166
6 Cooling Fan - Left
7 Cooling Fan - Right
8 Forward Lamp Harness
9 Fuse Block - Underhood Cooling Fan
Fig 3: Left Side Of The Engine Component View (4.8, 5.3, & 6.0L)
GM1402455Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Generator Connector
2 Evaporative Emission (EVAP) Canister Purge Solenoid
3 S104
4 C148
5 Manifold Absolute Pressure (MAP) Sensor Connector
6 Knock Sensor (KS) Connector
7 Knock Sensor (KS) Connector
8 G104
9 Camshaft Position (CMP) Sensor Connector
10 Throttle Actuator Control (TAC) Connector
11 C153
12 G102
13 C100
14 Fuse Block - Underhood C2
15 C152
16 Powertrain Control Module (PCM) C2
17 Powertrain Control Module (PCM) C1
18 S110
19 S103
Fig 4: Right Side Of The Engine Component Views - 4.8, 5.3, And 6.0L
GM1402457Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Manifold Absolute Pressure (MAP) Sensor Connector
2 S102
3 Auxiliary Battery Relay Connector (TP2)
4 Evaporative Emission (EVAP) Canister Purge Solenoid
5 Throttle Actuator Control (TAC) Connector
6 Coolant Level Switch Connector
7 Intake Air Temperature (IAT)/Mass Air Flow (MAF) Sensor Connector
8 A/C Refrigerant Pressure Sensor Connector
9 A/C Compressor Clutch Connector
10 A/C Low Pressure Switch Connector
11 Engine Oil Level Switch Connector
12 Camshaft Position (CMP) Sensor Connector
13 Engine Oil Pressure (EOP) Sensor Connector
Fig 5: Rear Of The Engine Component View (4.8, 5.3, & 6.0L)
GM1402460Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Heated Oxygen Sensor (HO2S) Bank 2 Sensor 1 Connector (Automatic)
2 Heated Oxygen Sensor (HO2S) Bank 2 Sensor 2 Connector (Automatic)
3 Heated Oxygen Sensor (HO2S) Bank 2 Sensor 1 Connector (Manual)
4 Heated Oxygen Sensor (HO2S) Bank 2 Sensor 2 Connector (Manual)
5 Heated Oxygen Sensor (HO2S) Bank 1 Sensor 2 Connector (Manual)
6 Vehicle Speed Sensor (VSS) Connector
7 Backup Lamp Switch Connector
8 Heated Oxygen Sensor (HO2S) Bank 1 Sensor 1 Connector (Manual)
9 Heated Oxygen Sensor (HO2S) Bank 1 Sensor 2 Connector (Automatic)
10 Park/Neutral Position Switch Connector
11 Heated Oxygen Sensor (HO2S) Bank 1 Sensor 1 Connector (Automatic)
Fig 6: C148 & C149 Component View
GM1404000Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 C149 Engine Harness to Even Ignition Coil Harness
2 C148 Engine Harness to Odd Ignition Coil Harness
3 Throttle Body
Fig 7: Left Side of the Engine Component View (8.1L)
GM1398839Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 S163 (PTO)
2 S132
3 S164 (PTO)
4 S102
5 S151
6 S103
7 C155
8 Fuse Block - Underhood C2
9 PTO Relay Connector
10 S104
11 Throttle Actuator Control (TAC) Module C1
12 Heated Oxygen Sensor (HO2S) Bank 1 Sensor 1
13 Knock Sensor (KS) - Bank 1
14 C100
15 C152
16 C106 (PTO)
17 S165 (M74)
18 S110
19 G102
20 Powertrain Control Module (PCM) C2
21 Powertrain Control Module (PCM) C1
22 Transmission Control Module (TCM) C1
23 Transmission Control Module (TCM) C2
Fig 8: Right Side Of The Engine Component Views - 8.1L
GM1398841Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Auxiliary Battery Relay Connector (TP2)
2 A/C Low Pressure Switch Connector
3 Manifold Absolute Pressure (MAP) Sensor
4 Engine Coolant Temperature (ECT) Sensor
5 C149
6 S157
7 Coolant Level Switch Connector
8 S160
9 Throttle Actuator Control (TAC) Motor Connector C1
10 C153
11 A/C Compressor Clutch Connector
12 A/C Refrigerant Pressure Sensor Connector
13 Knock Sensor (KS) - Bank 2
14 Engine Oil Level Switch Connector
15 Starter Solenoid Power
16 Heated Oxygen Sensor (HO2S) Bank 2 Sensor 1
Fig 9: Rear of the Engine Component View (8.1L)
GM1399200Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Heated Oxygen Sensor (HO2S) Bank 2 Sensor 1
2 Automatic Transmission Input Shaft Speed (At ISS) Sensor
3 Heated Oxygen Sensor (HO2S) Bank 1 Sensor 2
4 Heated Oxygen Sensor (HO2S) Bank 2 Sensor 2
5 Vehicle Speed Sensor (VSS)
6 Park Neutral Position (PNP) Switch Connector
7 C145
8 Heated Oxygen Sensor (HO2S) Bank 2 Sensor 1
Fig 10: I/P Harness Routing - Engine Compartment
GM1463254Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Passthrough
2 C102 I/P Harness to Chassis Harness (w/JL4 or NYS)
3 C102 I/P Harness to Chassis Harness
4 C154 I/P to Automatic Transmission Harness (w/NP8 or NR4)
5 C151 I/P to Automatic Transmission Harness (w/NP8 or NR4)
6 Battery Positive Voltage
7 Fuse Block - Underhood C1
8 Fuse Block - Underhood C8
9 Fuse Block - Underhood C5
10 C100 I/P Harness to Engine Harness
11 Fuse Block - Underhood C6
12 C104 I/P Harness to Forward Lamp Harness
13 C103 I/P Harness to Forward Lamp Harness (Export)
14 C198 I/P Harness to Chassis Harness
15 Supplemental Brake Assist Pump Motor Assembly
16 Windshield Wiper Motor Assembly
17 Throttle Actuator Control (ATC) Module - C2
Fig 11: I/P Harness Routing - Left Side of I/P Console
GM1463258Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 C202 I/P Harness to Brake/Clutch Harness
2 C214 I/P Harness to Headliner Harness (w/UE1/U42)
3 C214 I/P Harness to Headliner Harness (w/UE1/U42)
4 G203 (1851)
5 C203 I/P to Left Front Door Harness (w/JF4)
6 C221 I/P Harness to Body Harness
7 C204 I/P Harness to Body Harness
8 Splice Pack SP250 (w/UQ7)
9 C221 I/P Harness to Inflatable Restraint Steering Wheel Module
10 C201 I/P Harness to Steering Column Harness
11 Splice Pack SP205
12 Splice Pack SP207
Fig 12: I/P Harness Routing - Right Side of I/P Console
GM1463262Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 C306 I/P Harness or Infotainment Jumper Harness to Console Harness
2 C249 I/P Harness to Info Jumper Harness (Except Y91)
3 C230 I/P Harness to Roof Marker Harness
4 I/P Harness to Roof Marker Coax
5 C231 I/P Harness to Diversity Antenna Harness (Z75 except EXT)
6 Fuse Block - Right I/P C1
7 C222 I/P Harness to Body Harness
8 C209 I/P Harness to Body Harness
Fig 13: Chassis Harness Routing - Front Frame - 25906 Series
GM1463269Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Battery Positive Voltage
2 Brake Fluid Level Switch
3 G101-Engine Block-(w/NYS)
4 Front Frame Rail - RF
5 Suspension Damper Solenoid - RF (Z55)
6 Wheel Speed Sensor (WSS) - RF
7 Suspension Position Sensor - RF (Z55)
8 G110
9 Suspension Position Sensor - LF (Z55)
10 Wheel Speed Sensor (WSS) - LF
11 Suspension Damper Solenoid - LF (Z55)
12 Fuel Pump (FP) Relay - Secondary (NQZ)
13 Auxiliary Power
14 C102 Chassis Harness to I/P Harness
15 C198 Chassis Harness to I/P Harness
16 C152 Chassis Harness to Engine Harness
17 Fuse Block - Underhood C9
18 Fuse Block - Underhood C3
Fig 14: Chassis Harness Routing - Rear Frame - 25906 Series w/Dual Tanks
GM1463268Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Junction Block - Rear Lamps C1
2 Junction Block - Rear Lamps C2
3 C450 Chassis Harness to Body Harness (Z55)
4 Chassis Harness to Junction Block - Rear C1 (NYS)
5 Evaporative Emission (EVAP) Canister Vent Solenoid Valve
6 Rear Wheel Steering Module Case Ground
7 Rear Wheel Steering Module C2 (NYS)
8 Rear Wheel Steering Module C1 (NYS)
9 Trailer Connector (Taped Back)
10 G401
11 C402 Chassis Harness to RR Lamp Harness
11 Clearance Lamp - LR (NYS)
13 Wheel Speed Sensor (WSS) - LR
14 Suspension Position Sensor - LR (Z55)
15 Fuel Pump and Sender Assembly - Secondary (NQZ)
16 Fuel Tank Pressure (FTP) Sensor - Secondary (NQZ)
17 Fuel Pump and Sender Assembly - Primary
18 Electronic Brake Control Module (EBCM) Connectors
19 Vehicle Stability Enhancement System (VSES) Module
20 Suspension Position Sensor - RR (Z55)
21 Suspension Damper Solenoid - RR (Z55)
Fig 15: Chassis Harness Routing - Front Frame - 706/906 Series
GM1463271Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 G104 (Export)
2 Hydroboost Flow Switch (Export)
3 Precharge Pump
4 Suspension Damper Solenoid - RF (Z55)
5 Wheel Speed Sensor (WSS) - RF
6 Suspension Position Sensor - RF (Z55)
7 G110
8 Suspension Position Sensor - LF (Z55)
9 Wheel Speed Sensor (WSS) - LF
10 Suspension Damper Solenoid - LF (Z55)
11 Brake Pressure Differential Switch (Export)
12 Hydroboost Pressure Switch (Export) (1500 Series)
13 C102 Chassis Harness to I/P Harness (w/JL4 or NYS)
14 C102 Chassis Harness to I/P Harness
15 Automatic Level Control (ALC) Compressor Relay (Z55)
16 C198 Chassis Harness to I/P Harness
17 C152 Chassis Harness to Engine Harness
18 Fuse Block - Underhood C3
19 Fuse Block - Underhood C9
20 Stud Battery Positive Voltage
21 C198 Chassis Harness to I/P Harness
22 Brake Fluid Level Switch
Fig 16: Chassis Harness Routing - Rear Frame - 706
GM1463273Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Suspension Position Sensor - RR (Z55)
2 Evaporative Emission (EVAP) Canister Vent Solenoid Valve
3 Wheel Speed Sensor (WSS) - RR
4 Suspension Damper Solenoid - RR (Z55)
5 Chassis Harness to Junction Block - Rear C1 (NYS)
6 Junction Block - Rear Lamps C2
7 C450 Chassis Harness to Body Harness (Z55)
8 Trailer Connector (Taped Back)
9 Fog Lamp - RR (Export)
10 G401
11 C402 Chassis Harness to RR Lamp Harness
12 Automatic Level Control (ALC) Air Compressor (Z55)
13 Suspension Damper Solenoid - LR (Z55)
14 Wheel Speed Sensor (WSS) - LR
15 Suspension Position Sensor - LR (Z55)
16 Fuel Tank Pressure (FTP) Sensor
17 Fuel Pump and Sender Assembly
18 G402 (Export)
19 Electronic Brake Control Module (EBCM) Connectors
20 Vehicle Stability Enhancement System (VSES) Module (w/VSES)
Fig 17: Chassis Harness Routing - Rear Frame - 906
GM1463275Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Suspension Position Sensor - RR (Z55)
2 Evaporative Emission (EVAP) Canister Vent Solenoid Valve
3 Wheel speed Sensor (WSS) - RR
4 Suspension Damper Solenoid - RR (Z55)
5 C450 Chassis Harness to Body Harness (Z55)
6 Junction Block - Rear Lamps C1
7 Junction Block - Rear Lamps C2
8 Trailer Connector (Taped Back)
9 G401
10 C402 Chassis Harness to RR Lamp Harness
11 Automatic Level Control (ALC) Air Compressor (Z55)
12 Suspension Damper Solenoid - LR (Z55)
13 Suspension Position Sensor - LR (Z55)
14 Wheel Speed Sensor (WSS) - LR
15 Fuel Tank Pressure (FTP) Sensor
16 Electronic Brake Control Module (EBCM) Connectors
17 Vehicle Stability Enhancement System (VSES) Module (w/VSES)
Fig 18: Body Harness Routing - Front- 906
GM1463406Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Inflatable Restraint Side Impact Module - Left
2 C305 Body Harness to Driver Seat Harness
3 Inflatable Restraint Sensing and Diagnostic Module (SDM)
4 C313 Body Harness to Driver Door Harness (w/AJ7)
5 Fuse Block - Left I/P C4
6 C206 Body Harness to I/P Harness
7 Relay Block C10
8 Body Control Module (BCM) C6
9 C221 Body Harness to I/P Harness
10 C370 Body Harness to Console Harness (w/Y91)
11 C222 Body Harness to I/P Harness
12 C315 Body Harness to Right Front Door Harness (w/AJ7)
13 C209 Body Harness to I/P Harness
14 Yaw Rate and Lateral Acceleration Sensor
15 G304
16 Inflatable Restraint Side Impact Module - Right
17 C399 Body Harness to Passenger Seat Harness
18 C396 Body Harness to Right Rear Door Harness
19 Liftgate Relay
20 G306
21 Splice Pack SP206
22 G305
23 C310 Body Harness to Left Rear Door Harness
Fig 19: Body Harness Routing - Rear - 906
GM1463408Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Dome Lamp-Liftgate
2 C499 Body Harness to Endgate Extension Harness (E52)
3 Center High Mounted Stop Lamp (CHMSL)
4 Marker Lamp-Body Rear (NYS)
5 Speaker-Left D Pillar
6 Rear Parking Assist (RPA) Diagnostic Connector (Z75)
7 Rear Object Sensor Control Module (Z75)
8 C327 Body Harness to Left Rear Seat Harness (KA6)
9 C386 Body Harness to Right Rear Seat Harness (KA6)
10 C406 Body Harness to License Lamp Harness (Z75)
11 C450 Body Harness to Chassis Harness (Z55)
12 Electronic Suspension Control Module (ESC) Module Connectors
13 C397 Body Harness to Auxiliary HVAC Harness (C69)
14 Auxiliary Power Outlet-RR
15 Splice Pack SP410
16 Speaker-Right D Pillar
17 Rear Parking Assist (RPA) Display (Z75)
Fig 20: Body Harness Routing - Front - 706
GM1463409Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Splice Pack SP206
2 G305
3 C310 Body Harness to Left Rear Door Harness
4 Inflatable Restraint Side Impact Module-Left
5 C305 Body Harness to Driver Seat Harness
6 Inflatable Restraint Sensing and Diagnostic Module (SDM)
7 C313 Body Harness to Driver Door Harness (AJ7)
8 Fuse Block - Left I/P C4
9 C206 Body Harness to I/P Harness
10 Relay Block C10
11 Body Control Module (BCM) C6
12 C221 Body Harness to I/P Harness
13 C370 Body Harness to Console Harness (Y91)
14 C222 Body Harness to I/P Harness
15 C315 Body Harness to Right Front Door Harness (AJ7)
16 C209 Body Harness to I/P Harness
17 Yaw Rate and Lateral Acceleration Sensor
18 Inflatable Restraint Side Impact Module-Right
19 G304
20 C399 Body Harness to Passenger Seat Harness
21 Liftgate Relay
22 C396 Body Harness to Right Rear Door Harness
23 G306
24 Rear Parking Assist (RPA) Diagnostic Connector (Y91)
25 Rear Object Sensor Control Module (Y91)
26 C386 Body Harness to Right Rear Seat Harness (KA7)
Fig 21: Body Harness Routing - Rear - 706
GM1463411Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Door Contact Plate - Left
2 Speaker - Left D-Pillar
3 C397 Body Harness to Auxiliary HVAC Harness (C69)
4 Auxiliary Power Outlet - RR
5 Electronic Suspension Control Module (ESC) Module Connectors
6 C450 Body Harness to Chassis Harness (Z55)
7 C406 Body Harness to License Lamp Harness (Z75)
8 Splice Pack (SP410)
9 Speaker - Right D-Pillar
10 Rear Parking Assist (RPA) Display (Z75)
11 C499 Body Harness to Endgate Extension Harness (E52)
12 Door Contact Plate - Right C1
13 Door Contact Plate - Right C2
14 Center High Mounted Stop Lamp (CHMSL)
Fig 22: Liftgate Wiring Harness To Liftgate Routing View
GM573926Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Liftgate with Liftglass
2 Liftglass Defog Connector
3 Liftgate Latch Connector
4 Liftgate Lower Latch Connector
5 Liftgate Latch Connector
6 Liftgate Lower Latch Connector
7 Liftgate Latch Connector
8 Wiper Motor Connector
9 Inline Connector C499
Fig 23: Auxiliary Power Center Harness Routing View - 9L4
GM1410792Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Underhood Fuse Block
2 Battery
3 40A Mega Fuse
4 C117
5 Accessory Jumper Harness
6 C119
7 I/P Carrier
8 Auxiliary Power Harness
9 C216
10 Brake/Clutch Harness
11 Passthrough P101
12 I/P Relay Block
13 Auxiliary Power Fuse/Relay Block
14 Glove Box Opening
15 C5
16 I/P Relay Block
17 C8
Fig 24: Roof Lamp Wiring Provisions Harness Routing View - 5G4
GM1411842Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Blunt Cut Wires for Roof Light
2 Roof Light Switch
3 C250
4 I/P Jumper Harness
5 Roof Light Relay
6 G305
7 C210
8 Relay Block C8
9 Relay Block C9
10 Relay Block - I/P
11 Brake/Clutch Harness
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