GM Service Manual Online
For 1990-2009 cars only

Name

Location

Locator View

Connector End View

Accelerometer (with ABS)

Under Center Console

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Antilock Brake System (ABS) Motor Pack Assembly

LH Rear Engine Compartment

Antilock Brake System Component Views

Antilock Brake System Connector End Views

Electronic Brake Control Relay

LH Engine Compartment, mounted to Left Inner Fender in front of ABS Hydraulic Motor Pack Assembly

Antilock Brake System Component Views

Antilock Brake System Connector End Views

Antilock Brake System (ABS) Resistor

RH I/P, behind I/P Compartment taped to Main Harness

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Antilock Brake System Connector End Views

Brake Fluid Level Switch

LH rear of Engine Compartment in Brake Fluid Reservoir

Antilock Brake System Component Views

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Diode No. 2

Main Harness, behind I/P Compartment taped to harness

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Electronic Brake Control Module (EBCM) (with ABS)

Under LH I/P, right of Steering Column

Antilock Brake System Component Views

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Electronic Brake Control Module (EBCM) (with ABS) C1 (32 Cavities)

Main Harness to EBCM, behind I/P right of Steering Column

Antilock Brake System Component Views

Antilock Brake System Connector End Views

Electronic Brake Control Module (EBCM) (with ABS) C2 (2 Cavities)

Main Harness to EBCM, behind I/P right of Steering Column

Antilock Brake System Component Views

Antilock Brake System Connector End Views

Four Wheel Drive Switch

Top of Transfer Case

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Fuse Block 1

RH Engine Compartment, front of Battery

Power and Grounding Component Views in Wiring Systems

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Fuse Block 1 - C1 (3 Cavities)

Main Harness to Fuse Block 1, below Fuse Block 1

Power and Grounding Component Views in Wiring Systems

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Fuse Block 1 - C2 (1 Cavity)

A/C Harness to Fuse Block 1, below Fuse Block 1

Power and Grounding Component Views in Wiring Systems

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Fuse Block 1 - C3 (3 Cavities)

Main Harness to Fuse Block 1, below Fuse Block 1

Power and Grounding Component Views in Wiring Systems

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Fuse Block 2

Under LH I/P

Power and Grounding Component Views in Wiring Systems

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Instrument Panel Cluster Assembly

LH I/P

Instrument Panel, Gages, and Console Component Views in Instrument Panel Gauges and Console

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Instrument Panel Cluster Assembly C3 (13 Terminals)

I/P Harness to I/P Cluster Assembly, behind I/P Cluster Assembly

Instrument Panel, Gages, and Console Component Views in Instrument Panel Gauges and Console

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Lamp Driver Relay

LH Engine Compartment, mounted to Left Inner Fender in front of ABS Hydraulic Motor Pack Assembly

Antilock Brake System Component Views in Lighting Systems

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LH Front ABS Solenoid

LH Rear Engine Compartment attached to ABS Hydraulic Motor Pack Assembly

Antilock Brake System Component Views

Antilock Brake System Connector End Views

Left Front wheel Speed Sensor (with ABS)

LH Front Wheel, on Steering Knuckle

Antilock Brake System Component Views

Antilock Brake System Connector End Views

Powertrain Control Module (PCM)

Under LH I/P, left of Steering Column

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Rear Wheel Speed Sensor (with ABS)

In Rear Differential Carrier

Antilock Brake System Component Views

Antilock Brake System Connector End Views

RH Front ABS Solenoid

LH Rear Engine Compartment attached to ABS Hydraulic Motor Pack Assembly

Antilock Brake System Component Views

Antilock Brake System Connector End Views

Right Front wheel Speed Sensor (with ABS)

RH Front Wheel, mounted on Steering Knuckle

Antilock Brake System Component Views

Antilock Brake System Connector End Views

Shuttle Switch

LH Rear Engine compartment, attached to ABS Hydraulic Motor Pack Assembly

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Stoplamp Switch

Under LH I/P, above Brake Pedal

Lighting Systems Component Views in Lighting Systems

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C100 (16 cavities)

Main Harness to Engine Harness, mounted to Bracket on Bulkhead, left of Front Wiper Motor

Harness Routing Views in Wiring Systems

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C104 (6 Cavities) (Manual and 3-Speed Automatic Transmissions)

Engine Harness to Transmission Harness, under Intake Manifold

Harness Routing Views in Wiring Systems

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C104 (9 Cavities) (4-Speed Automatic Transmission)

Engine Harness to Transmission Harness, under Intake Manifold

Harness Routing Views in Wiring Systems

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C109 (2 Cavities)

Main Harness to RH Front Wheel Speed Sensor Jumper Harness, behind RH Headlamp

Harness Routing Views in Wiring Systems

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C110 (2 Cavities)

Main Harness to LH Front Wheel Speed Sensor Jumper Harness, behind LH Headlamp

Harness Routing Views in Wiring Systems

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C200 (22 Cavities)

Main Harness to I/P Harness, LH I/P near Fuse Block 2

Harness Routing Views in Wiring Systems

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C201 (16 Cavities)

Main Harness to I/P Harness, LH I/P near fuse Block 2

Harness Routing Views in Wiring Systems

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C203 (6 Cavities)

Main Harness to Floor Harness, LH I/P near G200

Harness Routing Views in Wiring Systems

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C304 (3 Cavities) (2 Door)

Floor Harness to Sub-Floor Harness, behind LH Rear Passenger Compartment Trim Panel

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G101

On Bulkhead behind Distributor

Harness Routing Views in Wiring Systems

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G105 (with ABS)

RH Inner Fender, near Battery

Harness Routing Views in Wiring Systems

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G200

Behind LH I/P, above Fuse Block 2

Harness Routing Views in Wiring Systems

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G202

Behind Center I/P on Bulkhead

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G300 (4-Door)

LH Rear Passenger Compartment, behind Trim Panel

Harness Routing Views in Wiring Systems

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G300 (2-Door)

LH Rear Passenger Compartment, behind Trim Panel

Harness Routing Views in Wiring Systems

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G400

Inside Rear Door near License Plate Lamps

Harness Routing Views in Wiring Systems

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G402 (2-Door)

Rear Lamp Harness, behind LH Rear Wheelhousing

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P200

LH Rear Engine Compartment on Bulkhead, near Brake Master Cylinder

Harness Routing Views in Wiring Systems

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P201

RH Rear Engine Compartment on Bulkhead, near Battery

Harness Routing Views in Wiring Systems

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P300 (2-Door)

LH A-Pillar, under I/P, behind LH Kick Panel

Harness Routing Views in Wiring Systems

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P403

LH rear of Vehicle, Left of LH Frame Rail

Harness Routing Views in Wiring Systems

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S106

Main Harness, approximately 10 cm from Noise Suppressor Filter connector breakout

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S108 (4-Speed Automatic transmission)

Transmission Harness, near 4WD Switch breakout

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S204

I/P Harness, approximately at C211 breakout

Harness Routing Views in Wiring Systems

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S208

Main Harness, approximately 18 cm from Ignition Switch connector breakout

Harness Routing Views in Wiring Systems

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S211 (with ABS)

Main Harness, approximately 9 cm from Electronic Brake Control Module (EBCM) connector C2 breakout

Harness Routing Views in Wiring Systems

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S213

Main Harness, approximately 3 cm from Stoplamp Switch connector breakout

Harness Routing Views in Wiring Systems

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S251

Main Harness, approximately 5 cm from Stoplamp Switch connector breakout

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S254

Main Harness, approximately 10 cm from G200 breakout

Harness Routing Views in Wiring Systems

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S260

Main Harness, approximately 4 cm from Stoplamp Switch connector breakout

Harness Routing Views in Wiring Systems

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S262

Main Harness, approximately 8 cm from Stoplamp Switch connector breakout

Harness Routing Views in Wiring Systems

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S270 (with ABS)

Main Harness, approximately 12 cm from Electronic Brake Control Module (EBCM) connector C2 breakout

Harness Routing Views in Wiring Systems

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S271 (with ABS)

Main Harness, approximately 2 cm from C212 breakout

Harness Routing Views in Wiring Systems

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S272

Main Harness, approximately 11 cm from G200 breakout

Harness Routing Views in Wiring Systems

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S275

Main Harness, approximately 11 cm from Ignition Switch connector breakout

Harness Routing Views in Wiring Systems

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S276

Main Harness, approximately 1 cm from G200 breakout

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S278 (with ABS)

Main Harness, approximately 14 cm from G200 breakout

Harness Routing Views in Wiring Systems

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S280

Main Harness, approximately 3 cm from Powertrain Control Module (PCM) connector breakout

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S281

Main Harness, approximately 3 cm from C203 breakout

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S298

Main Harness, approximately 2 cm from G200 breakout

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