GM Service Manual Online
For 1990-2009 cars only

Name

Location

Locator View

Connector End View

Continuously Variable Road Sensing Suspension (CVRSS) Module

Right hand rear of the passenger compartment, behind the rear seat back

Suspension Controls Component Views in Road Sensing Suspension - RSS

Suspension Controls Connector End Views in Road Sensing Suspension - RSS

Electronic Brake And Traction Control Module (EBTCM)

Left hand front corner of the engine compartment, below the air cleaner housing

Antilock Brake System Component Views

Antilock Brake System Connector End Views

Instrument Cluster

Left hand of the instrument panel, above the steering column

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

Instrument Panel, Gages, and Console Connector End Views in Instrument Panel, Gauges, and Console

Instrument Panel Integration Module (IPM)

Center of the instrument panel, above the radio (part of the climate control panel)

Body Control System Component Views in Body Control System

Body Control System Connector End Views in Body Control System

Lateral Accelerometer Sensor

Left hand rear of the passenger compartment, under the rear seat near the rear junction block

Antilock Brake System Component Views

Antilock Brake System Connector End Views

LH Front Brake Pad Wear Sensor

Left hand front corner of the vehicle, near the front rotor

Antilock Brake System Component Views

Antilock Brake System Connector End Views

LH Front Wheel Speed Sensor

Behind the left hand front wheel, on the back of the front hub

Antilock Brake System Component Views

Antilock Brake System Connector End Views

LH Rear Brake Pad Wear Sensor

Left hand rear corner of the vehicle, near the rear rotor

Antilock Brake System Component Views

Antilock Brake System Connector End Views

LH Rear Wheel Speed Sensor

Behind the left hand rear wheel, on the back of the front hub

Antilock Brake System Component Views

Antilock Brake System Connector End Views

Powertrain Control Module (PCM)

Left hand front corner of the engine compartment, below the air cleaner

Engine Controls Component Views in Engine Controls

Powertrain Control Module Connector End Views in Engine Controls

Rear Junction Block

Left hand rear of the passenger compartment, under the rear seat

Power and Grounding Component Views in Wiring Systems

Power and Grounding Connector End Views in Wiring Systems

RH Front Brake Pad

Right hand front corner of the vehicle, near the front rotor

Antilock Brake System Component Views

Antilock Brake System Connector End Views

RH Front Wheel Speed Sensor

Behind the right hand front wheel, on the back of the front hub

Antilock Brake System Component Views

Antilock Brake System Connector End Views

RH Rear Brake Pad

Right hand rear corner of the vehicle, near the rear rotor

Antilock Brake System Component Views

Antilock Brake System Connector End Views

RH Rear Wheel Speed Sensor

Behind the right hand rear wheel, on the back of the front hub

Antilock Brake System Component Views

Antilock Brake System Connector End Views

Steering Wheel Position Sensor (SWPS)

Left hand of the instrument panel, on the base of the steering column

Antilock Brake System Component Views

Antilock Brake System Connector End Views

Stoplamp/BTSI Switch

Under the left hand of the instrument panel, near the top of the brake pedal

Tilt Wheel/Column Component Views in Steering Wheel and Column - Tilt

Tilt Wheel/Column Connector End Views in Steering Wheel and Column - Tilt

Traction Control Disable Switch

Center of the passenger compartment, on the console near the shifter

Antilock Brake System Component Views

Antilock Brake System Connector End Views

Underhood Junction Block

Right hand of the engine compartment, near the power steering pump

Power and Grounding Component Views in Wiring Systems

Power and Grounding Connector End Views in Wiring Systems

Variable Steering Actuator

Left hand rear of the engine compartment, on the left hand side of the power steering rack

Steering Assist Component Views in Variable Effort Steering

Steering Assist Connector End Views in Variable Effort Steering

Yaw Rate Sensor

Left hand corner of the rear compartment, under the rear shelf behind the lid hinge

Antilock Brake System Component Views

Antilock Brake System Connector End Views

C101 (40 cavities)

Engine harness to body harness, left hand of the engine compartment near the coolant reservoir

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

C104 (4 cavities)

Left wheel speed harness to engine harness, left hand rear corner of the engine compartment near the base of the strut tower

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

C105 (4 cavities)

Right wheel speed harness to engine harness, right hand rear corner of the engine compartment, near the base of the strut tower

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

C200 (30 cavities)

Instrument panel harness to body harness, under left hand of the instrument panel near the park brake pedal

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

C303 (30 cavities)

Console harness to body harness, right hand front of the center console near the rear blower motor

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

C304 (30 cavities)

Console harness to body harness, left hand front of the center console near the rear blower motor

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

C401 (6 cavities)

Rear chassis harness to body harness, under left hand center rear of the vehicle near the rear suspension

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

G100

Lower left hand front corner of the engine, below the thermostat housing

Power and Grounding Component Views in Wiring Systems

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G102

Left hand rear corner of the engine, near the park neutral position switch

Power and Grounding Component Views in Wiring Systems

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G300

Under the left hand front seat, on the number two bar

Power and Grounding Component Views in Wiring Systems

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G402

Left hand rear corner of the rear compartment, near the C400 connector

Power and Grounding Component Views in Wiring Systems

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P101

Left hand lower corner of the engine compartment block head, near the base of the strut tower

Harness Routing Views in Wiring Systems

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P400

Right hand side of the rear compartment, near the wheelhouse

Harness Routing Views in Wiring Systems

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S300

Body harness, left hand of the passenger compartment approximately 10 cm (3.9 in) from the left hand rear door harness breakout

Harness Routing Views in Wiring Systems

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S301

Body harness, left hand of the passenger compartment approximately 6.5 cm (2.6 in) from the left hand rear door harness breakout

Harness Routing Views in Wiring Systems

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