GM Service Manual Online
For 1990-2009 cars only

Name

Location

Locator View

Connector End View

Coolant Level Switch

Left hand of the engine compartment, in the bottom of the coolant reservoir

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

Dash Integration Module (DIM)

Right hand of the instrument panel, near the blower motor

Body Control System Component Views in Body Control System

Body Control System Connector End Views in Body Control Systems

Data Link Connector (DLC)

Under left hand of the instrument panel near the steering column

Data Link Communications Component Views in Wiring Systems

Data Link Communications Connector End Views in Wiring Systems

Headlamp Switch

Left hand of the instrument panel, near the instrument panel cluster

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Ignition Switches

Left hand of the instrument panel, right of the steering column in the instrument panel

Engine Electrical Component Views in Engine Electrical

Engine Electrical Connector End Views in Engine Electrical

Inflatable Restraint Sensing and Diagnostic Module (SDM)

Under the right hand front seat, near the number two bar

SIR Component Views in SIR

SIR Connector End Views in SIR

Instrument Panel Integration Module (IPM)

Center of the instrument panel, below 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 Systems

LH Front Door Jamb Switch

Rear of the left hand front door, behind the door trim panel on the door latch

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

LH Front Door Module (LFDM)

Front of the left hand front door, behind the door trim panel near the radio speaker

Power Door Systems Component Views in Doors

Power Door Systems Connector End Views in Doors

LH Front Seat Belt Switch

Left hand front of the passenger compartment, in the front seat belt buckle

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

Radio w/o UY4

Center of the instrument panel, above the blower control module control head (IPM)

Entertainment Component Views in Entertainment

Entertainment Connector End Views in Entertainment

Radio Amplifier

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

Entertainment Component Views in Entertainment

Entertainment Connector End Views in Entertainment

C200

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

C201

Instrument panel harness to body harness, under right hand of the instrument panel near the rear of the instrument panel compartment

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Inline Harness Connector End Views in Wiring Systems

C202

Body harness to steering column harness, under left hand of the instrument panel near the base of the steering column

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

C300

Power seat harness to body harness, left hand center of the passenger compartment under the left hand front seat

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

C303

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

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Inline Harness Connector End Views in Wiring Systems

G200

Left hand front corner of the passenger compartment, under the front of the sill trim plate

Power and Grounding Component Views in Wiring Systems

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G201

Right hand front corner of the passenger compartment, under the front of the sill trim plate

Power and Grounding Component Views in Wiring Systems

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G302

Under the right hand front seat, on the number two bar near the inflatable restraint sensing diagnostic module

Power and Grounding Component Views in Wiring Systems

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P501

Behind the left hand front door trim panel, near the radio speaker

Harness Routing Views in Wiring Systems

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S203

Instrument panel harness, center of the instrument panel approximately 55.5 cm (21.9 in) from the radio connector

Harness Routing Views in Wiring Systems

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S211

Instrument panel harness, left hand of the instrument panel approximately 19 cm (7.5 in) from the inside air temperature sensor connector

Harness Routing Views in Wiring Systems

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S212

Instrument panel harness, left hand of the instrument panel approximately 44 cm (17.3 in) from the left hand driver information center switch

Harness Routing Views in Wiring Systems

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S313

Left hand seat harness, under the left hand front seat approximately 48.5 cm (19.1 in) from the left hand lumbar switch connector

Harness Routing Views in Wiring Systems

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