GM Service Manual Online
For 1990-2009 cars only

Name

Location

Locator View

Connector End View

Backup Lamps

Center rear of the vehicle, on the rear compartment lid

Lighting Systems Component Views

--

Center High Mounted Stop Lamp (CHMSL)

Center of the rear package shelf

Lighting Systems Component Views

Lighting Systems Connector End Views

Daytime Running Lamp (DRL) Control Module

Behind the left side of the instrument panel, on the electronic brake control module bracket

Lighting Systems Component Views

Lighting Systems Connector End Views

Dome Lamp

Center of the underside of the roof

Lighting Systems Component Views

Lighting Systems Connector End Views

Door Lock, Front (Ajar Switch)

Rear edge of the front door

Lighting Systems Component Views

Lighting Systems Connector End Views

Door Lock, Rear (Ajar Switch)

Rear edge of the rear door

Power Door Systems Component Views in Doors

Power Door Systems Connector End Views in Doors

Engine Wiring Harness Junction Block 1

Right side of the engine compartment, forward of the strut tower

Power and Grounding Component Views in Wiring Systems

--

Engine Wiring Harness Junction Block 2

Left side of the engine compartment, forward of the strut tower

Power and Grounding Component Views in Wiring Systems

--

Front Side Marker Lamp

Front of the vehicle

Lighting Systems Component Views

--

Fuse Block

Right side of the instrument panel, in the right front door opening

Power and Grounding Component Views in Wiring Systems

--

Hazard Lamp/Turn Signal Lamp Flasher

Behind the left side of the instrument panel, mounted in the bulkhead

Lighting Systems Component Views

Lighting Systems Connector End Views

Headlamp Switch

Left side of the instrument panel, to the left of the steering column

Lighting Systems Component Views

Lighting Systems Connector End Views

Instrument Cluster

Left side of the instrument panel

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 Compartment Lamp

Top center of the instrument panel compartment opening

Lighting Systems Component Views

Lighting Systems Connector End Views

Instrument Panel Compartment Lamp Switch

Behind the instrument panel compartment

Lighting Systems Component Views

Lighting Systems Connector End Views

Inside Rearview Mirror

Center of the windshield header

Lighting Systems Component Views

Lighting Systems Connector End Views

License Lamp

Center rear of the vehicle

Lighting Systems Component Views

--

Park /Neutral Position (PNP) Switch

Mounted to the top of the steering column, near the gear selector

Engine Controls Component Views in Engine Controls - 3.1L

Engine Controls Connector End Views in Engine Controls - 3.1L

Park/Turn Signal Lamp

Front of the vehicle

Lighting Systems Component Views

--

Rear Compartment Courtesy Lamp

Center of the rear compartment, under the rear package shelf

Lighting Systems Component Views

Lighting Systems Connector End Views

Rear Compartment Lid Ajar Indicator Switch

Center of the rear compartment lid

Lighting Systems Component Views

Lighting Systems Connector End Views

Rear Side Marker Lamps

Rear of the vehicle

Lighting Systems Component Views

--

Remote Control Door Lock Receiver (RCDLR)

Below the right rear window trim panel

Keyless Entry Component Views in Keyless Entry

Keyless Entry Connector End Views in Keyless Entry

Stop Lamp Switch

Behind the instrument panel, on the brake pedal support

Lighting Systems Component Views

Lighting Systems Connector End Views

Tail/Stop/Turn Lamps

Rear of the vehicle

Lighting Systems Component Views

--

Turn Signal Switch

In the steering column

Lighting Systems Component Views

Lighting Systems Connector End Views

C100 (36 cavities)

Engine harness to the instrument panel harness, in the right side of the dash, near the strut tower

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

C200 (102 cavities)

Instrument panel harness to the crossbody harnesses, mounted behind the right side of the instrument panel, near the shroud

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

C201 (48 cavities)

Instrument panel harness to the steering column harness, behind the instrument panel on the right side of the steering column

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

C213 (4 cavities)

Instrument panel harness to the wiper harness, behind the instrument panel, on the right side of the brake pedal support

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

C301 (1 cavity)

Crossbody harness to the left front door harness, mounted to the left A-pillar

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

C302 (23 cavities)

Crossbody harness to the right front door harness, mounted to the right A-pillar

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

C355 (8 cavities)

Crossbody harness to the left rear door harness, mounted to the left B-pillar

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

C356 (8 cavities)

Crossbody harness to right rear door harness, mounted to the right sunshade

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

C400 (8 cavities)

Crossbody harness to the rear body harness, below the right sill panel of the rear compartment

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

C430 (4 cavities)

Center rear of the rear compartment lid

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

G101

Left side of the radiator support

Harness Routing Views in Wiring Systems

--

G102

Right side of the radiator support

Harness Routing Views in Wiring Systems

--

G205

Behind the instrument panel, on the left side of the brake pedal brakes

--

--

G302

At the base of the right B-pillar

Harness Routing Views in Wiring Systems

--

P100

Right A-pillar

Harness Routing Views in Wiring Systems

--

P103

Left rear of the engine compartment, near the strut tower

Harness Routing Views in Wiring Systems

--

P400

Right rear of the rear compartment

Harness Routing Views in Wiring Systems

--

P500

Left A-pillar

Harness Routing Views in Wiring Systems

--

P600

Right A-pillar

Harness Routing Views in Wiring Systems

--

P700

Left B-pillar

Harness Routing Views in Wiring Systems

--

P800

Right B-pillar

Harness Routing Views in Wiring Systems

--

S119

Forward lamp harness, in the right A-pillar near the P100 breakout

--

--

S123

Forward lamp harness, below the right headlamp, approximately 8 cm (3 in) from the right headlamp breakout

--

--

S124

Forward lamp harness, below the left headlamp, approximately 8 cm (3 in) from the left headlamp breakout

--

--

S136

Forward lamp harness in the right A-pillar, approximately (19 cm (7 in) from the C200 breakout

--

--

S137

Forward lamps harness, in the right A-pillar, approximately 15 cm (6 in) from the C200

--

--

S204

Instrument panel harness, below the center of the instrument panel, approximately 9 cm (4 in) from the C240 breakout

--

--

S205

Instrument panel harness, below the center of the instrument panel, approximately 1 cm (0.5 in) from the C240 breakout

--

--

S209

Instrument panel harness, behind the right side of the driver knee bolster, approximately 5 cm (2 in) from the C201 breakout

--

--

S213

Instrument panel harness, behind the HVAC control module

--

--

S289

Instrument panel harness, below the center of the instrument panel, approximately 1 cm (0.5 in) from the C240 breakout

--

--

S290

Instrument panel harness, below the instrument panel compartment, approximately 21 cm (8 in) from the blower motor relay breakout

--

--

S303

Crossbody harness, below the right front seat, approximately 17 cm (7 in) from the G302 breakout

--

--

S306

Crossbody harness, below the right front seat, approximately 66 cm (26 in) from the G302 breakout

--

--

S309

Crossbody harness, below the right front seat, approximately 10 cm (4 in) from the G302 breakout

--

--

S391

Roof harness, approximately 4 cm (2 in) from inside the rear view mirror breakout

--

--

S392

Roof harness, approximately 9 cm (4 in) from the inside rear view mirror breakout

--

--

S400

Backup lamp harness, inside the rear compartment near P400, approximately 20 cm (8 in) from the P400 breakout

--

--

S402

Rear body harness, behind the center of the rear fascia, approximately 13 cm (5 in) from the license lamp breakout

--

--

S405

Backup lamp harness, in the rear compartment lid, approximately 13 cm (5 in) from the right backup lamp breakout

--

--

S406

Crossbody harness, in the rear compartment, under the rear package shelf, approximately 15 cm (6 in) from the left rear radio speaker breakout

--

--

S415

Backup lamp harness, in the rear compartment lid, approximately 4 cm (2 in) from the right backup lamp breakout

--

--

S504

Left front door harness, approximately 12 cm (5 in) from the window switch breakout

--

--

S604

Right front door harness, approximately 12 cm (5 in) from the window switch breakout

--

--