GM Service Manual Online
For 1990-2009 cars only

Name

Location

Locator View

Connector End View

Dash Integration Module (DIM)

Left 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 System

Headlamp Switch

Right hand side of steering column

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Ignition Switch

Right 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

C201 (30 cavities)

Instrument panel harness to body harness, under right hand of the instrument panel near the accelerator pedal

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

C202 (40 cavities)

Instrument panel harness to steering column harness, under right 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

S203

Instrument panel harness, right hand of the instrument panel approximately 45.5 cm (17.9 in) from C201 connector

Harness Routing Views in Wiring Systems

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S315 (With A45)

Right hand seat harness, under the right hand front seat approximately 55.5 cm (21.9 in) from the C307 connector

Harness Routing Views in Wiring Systems

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S315 (Without A45)

Right hand seat harness, under the right hand front seat approximately 41 cm (16.1 in) from the power seat adjuster

Harness Routing Views in Wiring Systems

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S316

Console harness, center console approximately 20 cm (7.9 in) from the compact disc (CD) changer

Harness Routing Views in Wiring Systems

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S318

Console harness, center console approximately 50 cm (19.7 in) from the compact disc (CD) changer

Harness Routing Views in Wiring Systems

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S319

Console harness, center console approximately 39.5 cm (15.6 in) from the compact disc (CD) changer

Harness Routing Views in Wiring Systems

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S320

Console trim harness, center console approximately 23 cm 9.1 in) from the heated seat switch connector

Harness Routing Views in Wiring Systems

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S321

Console trim harness, center console approximately 21 cm (8 in) from the left hand heated seat switch connector

Harness Routing Views in Wiring Systems

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S322

Rear blower harness, center console approximately 22.5 cm (9 in) from the rear blower motor connector

Harness Routing Views in Wiring Systems

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S327

Right hand seat harness, under the right hand front seat approximately 16.5 cm (6 in) from the forward/back position sensor connector

Harness Routing Views in Wiring Systems

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S421

Body harness, approximately 28.5 cm (11  in) from the keyless entry module

Harness Routing Views in Wiring Systems

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