Harness Routing Views

Fig 1: Forward Lamps Harness

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	G108
2	G101
3	Forward Lamps Harness
4	Splice Pack SP101
5	G100 (K18 Only)
6	Forward Lamps Harness
7	Radiator Support, LH
8	Splice Pack SP100
9	G110

Fig 2: Battery Fuse and Secondary Air Injection (AIR) Jumper Harness

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Radiator Support, RH
2	Secondary Air Injector (AIR) Jumper Harness
3	Battery Fuse
4	Fuse Holder
5	G100
6	G112
7	S153
8	Battery Positive Cable

Fig 3: Secondary Air Injection (AIR) Fuse Block

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	C117
2	Splice S105
3	Secondary Air Injection (AIR) Fuse Block
4	Secondary Air Injection (AIR) Jumper Harness

Fig 4: Engine Compartment Details

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Radiator Support, LH
2	Fender, RF
3	C117 (2.2 L Engine)
4	C101
5	G111

Fig 5: Inline Connector C106

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Fender, LF
2	C106
3	Horn - Left
4	Repeater Lamp - Left (Export Only)
5	Fuse Block - Underhood Connector C4 (GRN)

Fig 6: Front Frame Grounds

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Wheel Speed Sensor (WSS) - LF
2	Inflatable Restraint Front End Discriminating Sensor - Left
3	Inflatable Restraint Front End Discriminating Sensor - Right
4	G106
5	G118
6	Wheel Speed Sensor (WSS) - RF

Fig 7: A/C Accumulator (4.3L)

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	A/C Low Pressure Switch
2	A/C Accumulator
3	High Side Service Port
4	C100
5	Low Side Service Port

Fig 8: Powertrain Control Module (PCM)

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Powertrain Control Module (PCM)
2	C102
3	C101
4	Body Harness
5	Secondary Air Injection Pump Harness
6	S121
7	S113
8	C117
9	Powertrain Control Module (PCM), Connector C1
10	Powertrain Control Module (PCM), Connector C2
11	Engine Harness

Fig 9: Engine, LF (2.2L)

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Idle Air Control (IAC) Valve
2	Throttle Position (TP) Sensor
3	Exhaust Gas Recirculation (EGR) Valve
4	Fuse Block - Underhood Connector C2
5	Engine Coolant Temperature (ECT) Sensor
6	A/C Compressor Clutch Diode, S103 and S104
7	Manifold Absolute Pressure (MAP) Sensor

Fig 10: 4.3L Engine Generator and Starter

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Exhaust Gas Recirculation Valve
2	Generator
3	Crankshaft Position (CKP) Sensor
4	Starter
5	Starter Solenoid
6	Splice S100
7	Splice S101
8	Splice S102
9	Ignition Control Module (ICM)
10	Ignition Coil
11	Ignition Coil Assembly
12	G107

Fig 11: Engine, LR (2.2L)

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Generator
2	G102 and G103
3	Engine Oil Pressure Sensor
4	Evaporative Emissions (EVAP) Canister Purge Solenoid Valve Connector
5	Ignition Control Module (ICM) Connector C1 (w/o Coil)
6	Ignition Control Module (ICM) Connector C2 (w/o Coil)
7	G105
8	S152
9	C111
10	S106
11	S129
12	S128

Fig 12: Engine, LR (4.3L)

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	A/C Compressor Clutch Diode, S103, and S104
2	Throttle Position (TP) Sensor
3	Idle Air Control (IAC) Valve
4	S102
5	Distributor
6	S116
7	G102 and G103
8	S152
9	Knock Sensor (KS)
10	G105 and G104
11	Engine Coolant Temperature (ECT) Sensor
12	Fuse Block - Underhood Connector C2 (BLK)
13	A/C Compressor High Pressure Switch
14	A/C Compressor

Fig 13: Heated Oxygen Sensor (HO2S) Extension Harness (4.3 L)

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	C100
2	S151
3	S150
4	Heated Oxygen Sensor (HO2S) Bank 1, Sensor 1 Connector
5	Heated Oxygen Sensor (HO2S) Bank 1, Sensor 2 Connector

Fig 14: Manual Transmission, LH (4.3L)

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Heated Oxygen Sensor (HO2S) Bank 1, Sensor 1 Connector
2	C104
3	S140
4	Vehicle Speed Sensor (VSS) (2WD)
5	Backup Lamp Switch
6	Heated Oxygen Sensor (HO2S) Bank 1, Sensor 1

Fig 15: Automatic Transmission (2.2L)

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Vehicle Speed Sensor (VSS)
2	C175
3	S140
4	Heated Oxygen Sensor (HO2S) Bank 1, Sensor 2 Connector

Fig 16: Transmission Range Switch (w/ A/T) 4.3L Shown, 2.2L Similar

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	C104
2	Park/Neutral Position (PNP) and Backup Lamp Switch Connector C2
3	Park/Neutral Position (PNP) and Backup Lamp Switch Connector C1
4	Heated Oxygen Sensor (HO2S) Bank 1, Sensor 1 Connector
5	Heated Oxygen Sensor (HO2S) Bank 1, Sensor 1

Fig 17: Automatic Transmission, RH (4.3L)

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	C175
2	Vehicle Speed Sensor (VSS)
3	S140

Fig 18: Transfer Case (NP1) Harness Routing View

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Transfer Case Harness
2	Transfer Case Encoder Motor
3	Transfer Case (NP1)

Fig 19: Transfer Case (NP8) Harness Routing View

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	C116, C2 (M50 Only)
2	Active Transfer Case Harness
3	Vehicle Speed Sensor (VSS)
4	Transfer Case Encoder Motor, C2
5	Transfer Case Encoder Motor, C1
6	Propshaft Speed Sensor - Rear
7	Transfer Case (NP8)
8	Propshaft Speed Sensor - Front
9	S134
10	C116, C2 (M30 Only)

Fig 20: Instrument Panel, LF

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	IP Bulkhead
2	C214
3	C211
4	C210
5	C204
6	Body Control Module (BCM) Connector C1
7	Body Control Module (BCM) Connector C2
8	IP Vacuum Harness Connector
9	Temperature Sensor - Lower (w/C68)
10	Splice Pack SP202
11	S202
12	Relay Block - Body
13	Stoplamp Switch
14	C500
15	C501 (4 Door Utility), C502 (2 Door Export)
16	Splice Pack SP201
17	C209
18	C229 (Envoy Only)
19	G200 and G202
20	G201
21	Clutch Pedal Position (CPP) Switch

Fig 21: Instrument Panel, RH

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Heater/Vent Assembly
2	C200
3	C203
4	Front RH Hinge Pillar
5	Body Control Module (BCM)
6	Body Control Module (BCM), Connector C1
7	Body Control Module (BCM), Connector C2
8	Body Control Module (BCM), Connector C3

Fig 22: Instrument Panel, RF

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	C200
2	C203
3	Bulkhead, Right Front
4	Recirculation Door Motor
5	Turn Signal/Hazard Flasher Module
6	C601
7	Transfer Case Shift Control Module Connectors
8	G203, G204, and G205
9	Splice Pack SP200
10	Splice Pack SP204
11	HVAC Solenoid Assembly Connector, w/ Auto A/C
12	Air Temperature Actuator Connector

Fig 23: IP Wiring Harness

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Inflatable Restraint IP Module
2	Inflatable Restraint IP Module Connector
3	Door Jamb Switch - Front Passenger

Fig 24: Instrument Panel, LH

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Headlamp Switch Connector
2	Fog Lamp Switch Connector
3	Headlamp Switch
4	Door Jamb Switch - Driver
5	Fuse Block - I/P Side of the Body Relay Block Harness
6	S204
7	C217
8	Courtesy Lamp - Left Console
9	Relay Block - Body
10	S223
11	Speaker - LF

Fig 25: IP Wiring Harness Composite View

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	S217
2	S215
3	Inflatable Restraint IP Module Switch Connector
4	Radio Connector
5	Transfer Case Shift Control Switch Connector
6	S275
7	S273
8	Instrument Cluster Connector
9	Instrument Panel (IP)
10	Inflatable Restraint IP Module Switch Connector (Pickup) or Rear Window Wiper/Washer and Endgate/Liftgate Window Release Switch Connector (Utility)
11	Courtesy Lamp - Left Console
12	S240
13	Body Control Module (BCM) Connector C3
14	C224
15	Splice Pack SP203
16	S205
17	S283
18	S282
19	S272
20	S274
21	S208
22	C223
23	Courtesy Lamp - Right Console
24	C200
25	C203
26	Door Jamb Switch - RF
27	IP Compartment Lamp Connector
28	Speaker - RF

Fig 26: Steering Column Components

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Shift Lever Assembly
2	Upper Shroud
3	Inflatable Restraint Steering Wheel Module Coil
4	C214
5	Multifuction Switch
6	G207
7	Park Lock Solenoid Connector
8	A/T Shift lock Control Solenoid
9	C211
10	Transmission Shift Lever
11	Passlock™ Sensor Connector
12	Ignition Switch and Ignition Key Alarm Switch

Fig 27: Accessory Power Tray

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	S268
2	S269
3	Accessory Power Outlet Harness
4	C223
5	IP Insulator
6	Accessory Power Tray
7	Accessory/Auxiliary Power Outlet - Right
8	Accessory/Auxiliary Power Outlet - Left

Fig 28: Dome Lamp Harness

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	S302
2	S332
3	Dome Lamp Harness
4	Dome and Center High Mounted Stop Lamp (CHMSL)
5	S300
6	Vanity Mirror Lamp - Left
7	C209
8	Inside Rear View Mirror
9	Vanity Mirror Lamp - Right

Fig 29: Sunroof (Utility)

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Driver Information Center (DIC), Connector C2
2	Sunroof Motor and Drive
3	Sunroof Module, Connector C2
4	Sunroof Module, Connector C1
5	S332
6	C300
7	Sunroof Module
8	S390
9	Driver Information Center (DIC), Connector C1
10	Driver Information Center (DIC)

Fig 30: Dome Lamp Harness w/o Driver Information Center (DIC) (Utility)

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Dome Lamp
2	S332
3	S300
4	S302
5	Dome Lamp Harness
6	C209
7	Vanity Mirror Lamp - Left
8	Inside Rear View Mirror
9	Vanity Mirror Lamp - Right

Fig 31: Driver Information Center (DIC) (w/ Overhead Console)

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Driver Information Center (DIC), Connector C1
2	Driver Information Center (DIC)
3	C301
4	S310
5	S302
6	Air Temperature Sensor Assembly - Inside (w/ Auto A/C)
7	S332
8	S390

Fig 32: Floor Panel, Utility

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	S308
2	S306
3	S309
4	S304
5	S312
6	C317
7	Inflatable Restraint Sensing and Diagnostic Module (SDM) Connector
8	Inflatable Restraint Sensing and Diagnostic Module (SDM)
9	C315
10	S307
11	S305

Fig 33: Floor Shifter Harness Connections

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Automatic Transmission Control Module Connector
2	Floor Shifter
3	Automatic Transmission Shift Lever Position Indicator
4	S335

Fig 34: Body Wiring to Left Front Seat

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	C317
2	Seat

Fig 35: Front Passenger Door Shown, Driver Similar

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Door Lock Cylinder Switch Connector - Front Passenger
2	Door Handle Switch Connector - Right
3	Door Lock Actuator Connector - Front Passenger
4	Door Lock Actuator - Front Passenger
5	Window Motor and Connector - Front Passenger
6	Splice S502-LH
7	Splice S601-RH, S501-LH
8	Speaker Connector - RF Door
9	C601-RH, C500-LH
10	C501-LH
11	P600-RH, P500-LH
12	Outside Rearview Mirror Connector - Passenger

Fig 36: Outside Rear View Mirror

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	P501 (LH) or P601 (RH)
2	Outside Rear View Mirror, LH (RH Opposite)
3	Outside Rear View Mirror Connector

Fig 37: Rear Door Wiring Harness (RH Shown, LH Similar)

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Door
2	Door Lock Actuator - RR
3	Window Switch - RR
4	Speaker - RR
5	Window Motor - RR
6	C306 (RH) or C304 (LH)
7	C307 (RH) or C305 (LH)
8	P800 (RH) or P700 (LH)
9	Window Switch - RR

Fig 38: Rear Door Details - 2 & 4 Door Utility

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Door Opening Frame (4-Door)
2	S307 (RH) or S306 (LH) (4-Door)
3	Door Jamb Switch - RR
4	Body Side Panel, RH (2-Door)
5	Speaker - RR (2-Door)
6	S305 (RH) or S308 (LH) (4-Door)
7	C306
8	C307

Fig 39: Body Wiring - RR

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	G402
2	G420
3	P400

Fig 40: Body Opening Frame, Rear

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Center High Mounted Stop Lamp (CHMSL) Resistor, S404 and S405
2	C403
3	G450
4	S427
5	G420
6	C402

Fig 41: Rear Roof-Utility

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Center High Mounted Stop Lamp (CHMSL), w/ Endgate
2	Cargo Lamp, w/Endgate
3	Center High Mounted Stop Lamp (CHMSL) Connector
4	P404, w/ Endgate

Fig 42: Rear Lamps Connection (Utility LH Side Shown, RH Side Similar)

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	C403 (LH) and C402 (RH)
2	S417 (LH) and S418 (RH)
3	S415 (LH) and S416 (RH)
4	S419 (LH) and S420 (RH)
5	P402 (LH) and P403 (RH)
6	Park/Turn Signal Lamps - LR (RR Similar) Upper and Lower
7	Backup Lamp - Left (Right Similar)

Fig 43: Body Harness to Rear Window Defogger

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	C432 LH (Shown), C433 RH (Opposite)
2	Body Harness
3	Rear Window Defogger Extension Harness
4	Endgate
5	LR Quarter, Above Liftglass

Fig 44: Rear Lamps (Pickup)

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Marker Lamp - RR
2	Park/Turn Signal Lamp - RR
3	Backup Lamp - Right
4	Splice Pack SP400
5	Backup Lamp - Left
6	Marker Lamp - LR
7	Park/Turn Signal Lamp - LR

Fig 45: Endgate Connectors

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Body Floor
2	C411, C412 and C413
3	Endgate
4	Window Washer Tube Check Valve, Rear

Fig 46: Rear Framerail-Pickup

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Framerail, LR
2	C401
3	Framerail, RR
4	G422
5	Splice Pack SP401
6	G402
7	G475
8	Splice Pack SP402

Fig 47: Chassis Harness (Splice Pack SP 422) Locator View

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Frame (Shown upside down)
2	Chassis Harness
3	Splice Pack SP422

Fig 48: Rear Frame (4-Door Utility)

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Trailer Wiring Provision
2	Splice Pack SP423
3	Evaporative Emissions (EVAP) Canister Vent Solenoid
4	C430
5	Fuel Filler Neck Ground Strap
6	G402

Fig 49: Endgate Harness Routing View

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Window Wiper Motor Controller - Rear
2	Rear Window Wiper Cutout and Liftglass Ajar Jamb Switch
3	P900
4	Endgate Harness
5	Liftglass Release Actuator
6	Liftglass/Endgate Lock Cylinder Switch
7	Endgate

Fig 50: LH Front Fender Area

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Electronic Brake Control Module (EBCM) (310) Connector C1
2	Electronic Brake Control Module (EBCM) (310) Connector C3
3	Connector C109 (Body Harness to 4WAL Harness)
4	Connector C106 (Utility Body Harness to Forward Lamps Harness)
5	Windshield Washer Fluid Pump - Rear (Utility)
6	Ground G110
7	Windshield Washer Fluid Pump - Front
8	Fuse Block - Underhood Connector C1
9	Connector C114 (Body Harness to Front Axle Indicator Switch, w/ Electric Shift 4WD)
10	Brake Pressure Differential Switch
11	Connector C108 (Body Harness to 4WD Extension Harness)

Fig 51: License Lamp Wiring (Sportside Pickup)

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	License Plate - Center
2	C430

Fig 52: License Lamps (Export)

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Connector C430
2	License Lamp Mounting Bracket
3	License Lamp - Right
4	License Lamp - Center
5	License Lamp - Left
6	S425
7	S426
8	License Lamp Wiring Harness