GM Service Manual Online
For 1990-2009 cars only

Name

Location

Locator View

Connector End View

Ambient Light Sensor

Top right side of the instrument panel

Lighting Systems Component Views

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Backup Lamp Switch (Manual Transmission)

Mounted on the top of the transmission

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--

Cigar Lighter

Center of the instrument panel below the radio

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

Cruise Control Main Switch

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

Cruise Control Component Views in Cruise Control

Cruise Control Connector End Views in Cruise Control

Cruise Control Servo

Left side of the engine compartment near the strut tower

Cruise Control Component Views in Cruise Control

Cruise Control Connector End Views in Cruise Control

Daytime Running Lamps (DRL) Control Module

Behind the top of the instrument panel to the right of the steering wheel column

Lighting Systems Component Views

Lighting Systems Connector End Views

Daytime Running Lamps (DRL) Diode

Right side of the instrument panel taped to the main harness above the blower motor

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Dome Lamp Diode (2-Door)

Taped to the floor harness near C402

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Dome Lamp Diode (4-Door)

Taped to the floor harness near C402

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Electronic Brake Control Module (EBCM) (with ABS)

Bolted to the Brake Pressure Modulator Valve(BPMV) in the left side of the engine compartment

Antilock Brake System Component Views in ABS

Antilock Brake System Connector End Views in ABS

Fuse Block

Right side of the engine compartment in front of the battery

Engine Electrical Component Views in Engine Electrical

Power and Grounding Connector End Views in Wiring Systems

Generator

Lower right front of the engine

Engine Electrical Component Views in Engine Electrical

Engine Electrical Connector End Views in Engine Electrical

Hazard Switch

Top center of the Instrument panel

Lighting Systems Component Views

Lighting Systems Connector End Views

Headlamp Relay

In the right front side of the junction block

Lighting Systems Component Views

Lighting Systems Connector End Views

Heater Control Illumination Lamp

Center of the instrument panel behind the heater control assembly

HVAC Component Views in HVAC Systems - Manual

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

Ignition Switch

On the top of the steering wheel column

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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

IP Lamp Dimmer Control

Left side of the instrument panel to the left of the steering wheel

Lighting Systems Component Views

Lighting Systems Connector End Views

Junction Block

Above the lower left door hinge trim panel

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Power and Grounding Connector End Views in Wiring Systems

Left Door Jamb Switch (2-Door)

Lower left center pillar

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Left Front Door Jamb Switch (4-Door)

Lower left center pillar

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Left Rear Door Jamb Switch (4-Door)

Left quarter pillar above the wheelhousing

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License Plate Lamp

Back door above the license plate

Lighting Systems Component Views

Lighting Systems Connector End Views

Map Lamps

Front center of the roof in the rear view mirror

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Lighting Systems Connector End Views

Parking Brake Switch

In the center floor console to the left of the park brake

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Powertrain Control Module (PCM)(2.0L)

Under the right side of the instrument panel below the blower motor

Engine Controls Component Views in Engine Controls - 2.0L

Engine Controls Connector End Views in Engine Controls - 2.0L

Powertrain Control Module (PCM)(1.6L)

Under the right side of the instrument panel below the blower motor

Engine Controls Component Views in Engine Controls - 1.6L

Engine Controls Connector End Views in Engine Controls - 1.6L

Rear Defogger Switch (4-Door)

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

Stationary Windows Component Views in Stationary Windows

Stationary Windows Connector End Views in Stationary Windows

Rear Dome Lamp(4-Door)

Under the head lining trim near the back door

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--

Rear Door Jamb Switch(4-Door)

Left bottom of the back door jamb

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Rear Wiper/ Washer Switch (4-Door)

Left side of the instrument panel to the left of the steering wheel

Wiper/Washer Component Views in Wipers/Washer Systems

Wiper/Washer Connector End Views in Wipers/Washer Systems

Right Door Jamb Switch (2-Door)

Lower right center pillar

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Right Front Door Jamb Switch (4-Door)

Lower right center pillar

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Right Rear Door Jamb Switch(4-Door)

Right rear quarter pillar above the wheelhousing

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Shift Lock Relay (Automatic Transmission)

Right side of the engine compartment in front of the battery

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Automatic Transmission Connector End Views in Automatic Transmission - M41

Shift Program Switch(Automatic Transmission)

Right side of the center floor console

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Automatic Transmission Connector End Views in Automatic Transmission - M41

Stoplamp Switch

Under the left side of the instrument panel above the brake pedal

Lighting Systems Component Views

Lighting Systems Connector End Views

Transmission Range Switch (Automatic Transmission)

Right side of the transmission

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Automatic Transmission Connector End Views in Automatic Transmission - M41

C201

Main harness to the instrument panel harness near the left door hinge panel above the junction block

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

C203

Main harness to the main switch left lower side of the instrument panel near the junction block

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

C205

Main harness to the instrument panel harness near the left door hinge panel above the junction block

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

C207

Main harness to the instrument panel harness near the left door hinge panel above the junction block

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

C209

Main harness to the right front door harness near the right front piller molding

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

C212

Engine harness to the main harness near the right side door hinge panel

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

C213

Main harness to the instrument panel harness near the left door hinge panel above the junction block

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

C216

Main harness to the wiper washer switch in steering column

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

C307(2-Door)

Main harness to the floor harness near the left rear quarter pillar

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

C400

Floor harness to the back door harness in the back door

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

C402

Floor harness to the trailer harness left rear of the fuel tank

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

C403

Back door harness to the center high mount stop lamp harness(CHMSL) in the back door

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

G104

Left front of the core support near the washer reservoir

Harness Routing Views in Wiring Systems

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G105

Right front of the core support near the horn

Harness Routing Views in Wiring Systems

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G200

Behind the left side of the instrument panel above the junction block

Harness Routing Views in Wiring Systems

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G201

Behind the right side of the instrument panel near the blower assembly

Harness Routing Views in Wiring Systems

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G400 (4-Door)

Inside the rear door near the license plate lamps

Harness Routing Views in Wiring Systems

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G400 (2-Door)

Inside the rear door near the license plate lamps

Harness Routing Views in Wiring Systems

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G401 (4-Door)

Rear door harness near the rear wiper motor

Harness Routing Views in Wiring Systems

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P100

Behind the right side of the instrument panel on the bulkhead

Harness Routing Views in Wiring Systems

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P200

Left rear of the engine compartment on the bulkhead near the brake master cylinder

Harness Routing Views in Wiring Systems

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P201

Right rear of the engine compartment on the bulkhead near the battery

Harness Routing Views in Wiring Systems

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P400 (2-Door)

Right rear quarter panel

Harness Routing Views in Wiring Systems

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P400 (4-Door)

Right rear quarter panel

Harness Routing Views in Wiring Systems

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S109 (Automatic Transmission)

Engine Harness

Harness Routing Views in Wiring Systems

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S200 (Manual Transmission With Cruise)

Main Harness

Harness Routing Views in Wiring Systems

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S201

Main Harness

Harness Routing Views in Wiring Systems

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S202

Main Harness

Harness Routing Views in Wiring Systems

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S205

Main Harness

Harness Routing Views in Wiring Systems

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S207

Main Harness

Harness Routing Views in Wiring Systems

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S210

Main Harness

Harness Routing Views in Wiring Systems

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S211

Main Harness

Harness Routing Views in Wiring Systems

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S213(Automatic Transmission)

Main Harness

Harness Routing Views in Wiring Systems

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S217

Main Harness

Harness Routing Views in Wiring Systems

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S218

Main Harness

Harness Routing Views in Wiring Systems

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S229

Main Harness

Harness Routing Views in Wiring Systems

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S233

Main Harness

Harness Routing Views in Wiring Systems

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S234

Main Harness

Harness Routing Views in Wiring Systems

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S235

Main Harness

Harness Routing Views in Wiring Systems

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S236

Main Harness

Harness Routing Views in Wiring Systems

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S237

Main Harness

Harness Routing Views in Wiring Systems

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S238

Main Harness

Harness Routing Views in Wiring Systems

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S239

Main Harness

Harness Routing Views in Wiring Systems

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S240

Main Harness

Harness Routing Views in Wiring Systems

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S241

Main Harness

Harness Routing Views in Wiring Systems

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S246(Automatic Transmission)

Main Harness

Harness Routing Views in Wiring Systems

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S247

Main Harness

Harness Routing Views in Wiring Systems

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S248

IP Harness

Harness Routing Views in Wiring Systems

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S253

IP Harness

Harness Routing Views in Wiring Systems

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S254

IP Harness

Harness Routing Views in Wiring Systems

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S259

IP Harness

Harness Routing Views in Wiring Systems

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S261

IP Harness

Harness Routing Views in Wiring Systems

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S262

IP Harness

Harness Routing Views in Wiring Systems

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S267

Main Harness

Harness Routing Views in Wiring Systems

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S300

Floor Harness

Harness Routing Views in Wiring Systems

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S302

Floor Harness

Harness Routing Views in Wiring Systems

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S303

Floor Harness

Harness Routing Views in Wiring Systems

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S304

Floor Harness

Harness Routing Views in Wiring Systems

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S305

Floor Harness

Harness Routing Views in Wiring Systems

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S306

Floor Harness

Harness Routing Views in Wiring Systems

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S307

Floor Harness

Harness Routing Views in Wiring Systems

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S311

Dome Jumper Harness

Harness Routing Views in Wiring Systems

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S312

Dome Jumper Harness

Harness Routing Views in Wiring Systems

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S313

Dome Jumper Harness

Harness Routing Views in Wiring Systems

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S400

Rear door harness

Harness Routing Views in Wiring Systems

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SP200

Main Harness

Harness Routing Views in Wiring Systems

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SP201

Main Harness

Harness Routing Views in Wiring Systems

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