GM Service Manual Online
For 1990-2009 cars only

Name

Location

Locator View

Connector End View

Body Control Module (BCM)

Below the left side of the IP, left of the steering column

Body Control System Component Views in Body Control Systems

Body Control System Connector End Views in Body Control Systems

Fuse Block

Right side of the IP, in the right front door opening

Power and Grounding Component Views in Wiring Systems

Power and Grounding Connector End Views in Wiring Systems

Heater-A/C Control

Center of the IP

HVAC Component Views in HVAC Systems - Manual

or

HVAC Component Views in HVAC System - Automatic

HVAC Connector End Views in HVAC Systems - Manual

or

HVAC Connector End Views in HVAC System - Automatic

Inside Rearview Mirror

Top center of the windshield

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Stationary Windows Connector End Views

Outside Rearview Mirror

Upper front of the front door panel

Power Door Systems Component Views in Doors

Power Door Systems Connector End Views in Doors

Park/Neutral Position (PNP) Switch

Left of the transaxle, below the throttle body

Engine Controls Component Views in Engine Controls - 3.5L

Engine Controls Connector End Views in Engine Controls - 3.5L

Radio Noise Suppressor Wire

In the right C-pillar, near the top of the rear window trim panel

Stationary Windows Component Views

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Rear Defogger Grid

On the rear window

Stationary Windows Component Views

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Rear Window Defogger Relay

Behind the IP compartment, attached to the underside of the cross-car beam

Stationary Windows Component Views

Stationary Windows Connector End Views

Underhood Accessory Wiring Junction Block

Right side of the engine compartment, mounted to the strut tower

Power and Grounding Component Views in Wiring Systems

Power and Grounding Connector End Views in Wiring Systems

C200

IP wiring harness to body wiring harness, behind the right side of the IP

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

C301

Body wiring harness to left front door wiring harness, in the A-pillar

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

C302

Body wiring harness to right front door wiring harness, in the A-pillar

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

C303

Body wiring harness to left front door wiring harness, in the A-pillar

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

C304

Body wiring harness to right front door wiring harness, in the A-pillar

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

C390

Body wiring harness to quarter courtesy and reading lamp wiring harness, behind the lower right C-pillar trim panel

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

G200

Behind the right side of the IP compartment

Harness Routing Views in Wiring Systems

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G301

Inside the left door sill, forward of the left front seat

Harness Routing Views in Wiring Systems

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G302

Inside the right door sill, forward of the right front seat

Harness Routing Views in Wiring Systems

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G401

Inside the rear compartment, below the left side of the rear window trim panel

Harness Routing Views in Wiring Systems

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P100

Lower right side of the dash panel

Harness Routing Views in Wiring Systems

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P500

Left A-pillar

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--

P600

Right A-pillar

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--

S230

IP wiring harness, center of the IP, approximately 4 cm (2 in) from the radio breakout

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--

S233

IP wiring harness, lower IP below the radio, approximately 2 cm (1 in) from the radio antenna breakout

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--

S242

IP wiring harness, lower IP below the radio, approximately 6 cm (2 in) from the IP compartment lamp switch breakout

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--

S268

IP wiring harness, right side of the IP, approximately 14 cm (6 in) from the fuse block breakout

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--

S303

Body wiring harness, below the driver's seat, approximately 10 cm (4 in) from the C311 (driver seat connector) breakout

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S385

Quarter courtesy reading lamp wiring harness, in the headliner above the right front door window, approximately 5 cm (2 in) from the right sunshade mirror breakout

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--

S386

Quarter courtesy reading lamp wiring harness, in the headliner above the right rear door window, approximately 4 cm (2 in) from the right rear roof rail courtesy reading lamp

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--

S424

Body wiring harness, right side of the rear compartment, approximately 7 cm (3 in) from the C405 breakout

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--

S504

Left front door wiring harness, inside the door, approximately 4 cm (2 in) from the window switch breakout

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--

S604

Right front door wiring harness, inside the door, approximately 4 cm (2 in) from the window switch breakout

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