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Home >> Hummer >> 2007 >> H3 Automatic >> Repair and Diagnosis >> Electrical >> Motors, Switches, Relays >> Wiring Systems And Power Management - Introduction (2 Of 3) >> Schematic and Routing Diagrams >> Harness Routing Views

Harness Routing Views

Fig 1: Forward Lamp Harness Components
GM1550709Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 S185
2 S109
3 S112
4 S120
5 Horn
6 C117 Forward Lamp Harness to Headlamp Jumper Harness
7 S134
8 C115 Forward Lamp Harness to Body Harness
9 C116 Forward Lamp Harness to Headlamp Jumper Harness
Fig 2: Engine Harness - Left
GM1550413Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Valve Cover
2 Powertrain Control Module (PCM) C3
3 Powertrain Control Module (PCM) C2
4 C101 Engine Harness to Fuel Injector Harness
5 G102
6 G103
7 C125 Engine Harness to Body Harness
8 Fuse Block-Underhood C3
9 Fuse Block-Underhood C4
Fig 3: Engine Harness - Right
GM1550415Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 C101 Engine Harness to Fuel Injector Harness
2 C125 Engine Harness to Body Harness
3 Fuse Block-Underhood C3
4 Fuse Block-Underhood C4
5 Mass Air Flow (MAF)/Intake Air Temperature (IAT) Sensor Connector
6 Engine Oil Pressure (EOP) Switch Connector
7 Powertrain Control Module (PCM) C2
8 Powertrain Control Module (PCM) C3
Fig 4: Engine Harness - Rear (M30)
GM1550416Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Transmission Case
2 C175 Engine Harness to Transmission Internal Harness
3 Heated Oxygen Sensor (HO2S) 2
4 Transfer Case Encoder Motor Connector
5 Vehicle Speed Sensor (VSS) Connector
6 Park/Neutral Position (PNP) Switch
Fig 5: I/P Harness Splice Locations
GM1554753Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 S214
2 S251
3 S205
4 S234 (UE1 and U2K)
5 S206
Fig 6: Steering Column Components
GM1850269Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Turn Signal/Multifunction Switch
2 Inflatable Restraint Steering Wheel Module Coil
3 Steering Wheel Position Sensor (JL4)
4 C201
5 C275
Fig 7: HVAC Module Harness
GM1550403Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 HVAC Box
2 S250
3 C203 Blower Motor Resistor Harness to I/P Harness
4 S220
5 C205 HVAC Harness to I/P Harness
6 S240
7 S260
8 S230
Fig 8: Body Harness - Front
GM1550408Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Powertrain Control Module (PCM) C1
2 S110
3 S141
4 G105
5 S143
6 C125 Body Harness to Engine Harness
7 C115 Body Harness to Forward Lamp Harness
8 Fuse Block - Underhood C2
9 Fuse Block - Underhood C1
10 C130 Body Harness to Battery Cable Harness (UE1)
11 C150 Body Harness to Chassis Harness
12 C155 Body Harness to Chassis Harness
13 Wheel Well-RF
14 G106
Fig 9: I/P Harness Routing-Right Side of I/P
GM1850276Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 C203
2 C205
3 BCM Connector
4 C204
Fig 10: I/P Harness Routing-Left Side of I/P
GM1850286Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 C275
2 Data Link Connector (DLC)
3 C201
4 C208
5 C200
6 C207
Fig 11: Body Harness Routing-Left Side of I/P
GM1850247Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 C200
2 C335 (CF5 or UE1)
3 C330 (CF5)
4 C275
5 C207 (UQA)
6 C500
Fig 12: Body Harness Routing-Right Side of I/P
GM1850235Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 C350
2 C600
3 C204
Fig 13: Body Harness Routing-Passenger Compartment
GM1850228Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 G320
2 C380
3 C320
4 C315
5 G310
6 C307 (AG1)
7 C308
8 C370
9 G300
Fig 14: Body Harness Routing - Rear Compartment Area
GM1850222Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 C430
2 G345 and G350
3 G340
4 C410
Fig 15: Body Harness Splices - Engine Compartment
GM1850218Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 S110
2 S141
3 S143
4 S145
Fig 16: Body Harness Splices-Passenger Compartment
GM1850206Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 S314
2 Instrument Panel
3 S305
4 S320
5 S347
6 S315
Fig 17: Body Harness Splices - I/P and Passenger Compartment
GM1850208Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 S247
2 Instrument Panel
3 S323
4 S320
5 S347
6 S315
7 S310
8 S344
9 S210
10 S224
11 S294
12 S295
13 S209
14 S213
15 S215
16 S292
17 S244
Fig 18: Driver Seat Components
GM1575915Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Heater Element Seat Back - Driver (KA1)
2 Lumbar Pump Motor - Driver (AG1)
3 Heater Element Seat Cushion - Driver (KA1)
4 S306 (AG1)
5 S312 (AG1)
6 Seat Circuit Breaker (AG1)
7 C307 (AG1)
8 C308
9 Heated Seat Module - Driver (KA1)
10 Inflatable Restraint Seat Position Sensor (SPS) - Left
11 Seat Motors - Driver (AG1)
12 Seat Adjuster Switch - Driver (AG1)
13 Lumbar Adjuster/Heater Switch - Driver (AG1)
14 Seat Belt Buckle - Driver
Fig 19: Passenger Seat Components
GM1821862Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Inflatable Restraint Passenger Presence System (PPS) Module
2 Heater Element Seat Cushion - Passenger (KA1)
3 Seat Belt Buckle - Passenger C1
4 Seat Belt Buckle - Passenger C2
5 C320
6 C315
7 C318 (AG2)
8 S341 (AG2)
9 S316 (AG2)
10 Inflatable Restraint Passenger Presence System (PPS)
11 Inflatable Restraint Seat Position Sensor (SPS) - Right
12 Lumbar Pump Motor - Passenger (AG2)
13 Heater Element Seat Back - Passenger (KA1)
14 Heated Seat Module - Passenger (KA1)
15 Seat Motors - Passenger (AG2)
16 Seat Belt Buckle - Passenger
17 Lumbar Adjuster/Heater Switch - Passenger (AG2)
18 Seat Adjuster Switch - Passenger (AG2)
Fig 20: Dome Lamp and OnStar Jumper Harness
GM1550392Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Headliner (w/o CF5)
2 Cellular Microphone
3 C335 OnStar Jumper Harness to Body Harness
4 C350 Dome Lamp Jumper Harness to Body Harness
5 S330
6 S340 (YC3)
7 S350
Fig 21: Driver Door Harness
GM1550390Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Door Frame
2 C510 LF Door Harness to Rearview Mirror Harness
3 S529
4 S514
5 S590
6 C500 Driver Door Harness to Body Harness
Fig 22: Passenger Door Harness
GM1550389Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Door Frame
2 C600 RF Door Harness to Body Harness
3 Door Lock Actuator-Passenger Connector
4 Inflatable Restraint Side Impact Sensor (SIS)-Right Connector
5 C610 Passenger Door Harness to Rearview Mirror Harness
6 Door Lock and Window Switch - Passenger Connector
Fig 23: Left Rear Door Harness
GM1550387Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Door Frame
2 C370 Left Rear Door Harness to Body Harness
3 Door Lock Actuator Connector
4 Speaker - LR Door
Fig 24: Entertainment Components
GM1850260Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Speaker-LF Door
2 Speaker-LF Tweeter
3 Radio/Navigational Unit
4 Vehicle Communication Interface Module (VCIM)
5 Speaker-RF Tweeter
6 Speaker-RF Door
7 Speaker-LR Door
8 Speaker-RR Door
9 Speaker-Subwoofer
10 Audio Amplifier
Fig 25: Antenna Components
GM1850250Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Cellular/Navigation and Digital Radio Antenna
2 Radio Antenna
3 C220 Base Radio Coax
4 C221 Digital Radio Coax
5 C222 VCIM Coax
6 Digital Radio Receiver
7 Vehicle Communication Interface Module (VCIM)
Fig 26: Chassis Harness Routing
GM1850204Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 C420
2 G420
3 S359
4 Battery
5 C155
6 C150
Fig 27: Endgate Harness Components
GM1550692Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Rear Window Wiper Motor
2 Center High Mounted Stop Lamp (CHMSL)
3 Rear Window Defogger Grid Connectors
4 Rear Window Wiper Motor
5 S900
6 C901 Endgate Harness to CHMSL Jumper Harness
7 C450 Endgate Harness to Body Harness
8 Swinggate Lock Actuator-Right
Fig 28: Trailering Hitch Harness (UY7)
GM1850202Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 C420
2 License Lamp
3 G420
4 Trailer Connector
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