GM Service Manual Online
For 1990-2009 cars only

Name

Location

Locator View

Connector End View

Brake Fluid Level Indicator Switch

Left side of the brake fluid reservoir

Instrument Panel, Gages, and Console Component Views

Instrument Panel, Gages, and Console Connector End Views

Cruise Control Module

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 Lamp (DRL) Control Module

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

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Door Lock, Front (Actuator)

Rear edge of the front door

Power Door Systems Component Views in Doors

Power Door Systems Connector End Views in Doors

Driver Seat Adjuster Switch

Left side of the driver seat

Power Seat Component Views in Seats

Power Seat Connector End Views in Seats

Electronic Brake Control Module (EBCM)

Behind the left side of the instrument panel, left side of the brake pedal bracket

Antilock Brake System Component Views in Antilock Brake Systems

Antilock Brake System Connector End Views in Antilock Brake Systems

Engine Coolant Temperature (ECT) Sensor

Left side at the top of the engine

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Engine Controls Connector End Views in Engine Controls - 3.1L

Engine Coolant Level Indicator Module

Right side of the radiator

Instrument Panel, Gages, and Console Component Views

Instrument Panel, Gages, and Console Connector End Views

Engine Oil Level Sensor

Center of the engine, above the starter

Engine Controls Component Views in Engine Controls - 3.1L

Engine Controls Connector End Views in Engine Controls - 3.1L

Engine Oil Pressure Indicator Switch

Front of the engine, above the starter

Engine Controls Component Views in Engine Controls - 3.1L

Engine Controls Connector End Views in Engine Controls - 3.1L

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

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Fuse Block

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

Power and Grounding Component Views in Wiring Systems

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Headlamp Switch

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

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Headlamps

Front of the vehicle

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Instrument Cluster

Left side of the instrument panel

Instrument Panel, Gages, and Console Component Views

Instrument Panel, Gages, and Console Connector End Views

Ignition Control (IC) Module

Top center rear of the engine

Engine Controls Component Views in Engine Controls - 3.1L

Engine Controls Connector End Views in Engine Controls - 3.1L

Inflatable Restraint Sensing and Diagnostic Module (SDM)

Below the front passenger seat

SIR Component Views in SIR

SIR Connector End Views in SIR

Park Brake Indicator Switch

Lower left side of the A-pillar, part of the park brake assembly

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Hydraulic Brake Connector End Views in Hydraulic Brakes

Powertrain Control Module (PCM)

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

Engine Controls Component Views in Engine Controls - 3.1L

Powertrain Control Module Connector End Views in Engine Controls - 3.1L

Radio

Center of the instrument panel

Entertainment Component Views in Entertainment

Entertainment Connector End Views in Entertainment

Seat Belt/Ignition Key/Lamps (Warning) Alarm

Behind the instrument panel, on the right side of the A/C module

Instrument Panel, Gages, and Console Component Views

Instrument Panel, Gages, and Console Connector End Views

Theft Deterrent Module

Behind the right side of the instrument panel, above the instrument panel compartment

Theft Deterrent System Component Views in Theft Deterrent

Theft Deterrent System Connector End Views in Theft Deterrent

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

C102 (10 cavities)

Engine harness to the fuel injector harness, on the right rear of the engine compartment, near the generator

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

C110 (8 cavities)

Engine harness to ignition control module harness, on the right top of the engine, above the ignition control module

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

C156 (3 cavities)

Engine harness to the wiper harness, left side of the engine compartment, near the strut tower

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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

C210 (1 cavity)

Instrument panel harness to the accessory wiring harness, behind the right side of the instrument panel, near the SEO circuit breaker panel

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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

C219 (23 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

G113

Lower left front of the engine, on the transmission/transaxle stud, near the starter

Harness Routing Views in Wiring Systems

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G117

Lower left front of the engine, on the transmission/transaxle stud, near the starter

Harness Routing Views in Wiring Systems

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G201

Behind the instrument panel, on the right side of the brake pedal bracket

Harness Routing Views in Wiring Systems

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G205

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

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G301

At the base of the left B-pillar

Harness Routing Views in Wiring Systems

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G302

At the base of the right B-pillar

Harness Routing Views in Wiring Systems

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P103

Left rear of the engine compartment, near the strut tower

Harness Routing Views in Wiring Systems

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P500

Left A-pillar

Harness Routing Views in Wiring Systems

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S105

Engine harness, approximately 20 cm (8 in) from the engine cooling fan 1 breakout

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S106

Engine harness, on the left side of the engine compartment, above the transmission/transaxle, approximately 7 cm (3 in) from C111 (automatic transmission/transaxle connector)

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S116

Engine harness, at the right front corner of the engine compartment, approximately 4 cm (2 in) from the PCM breakout

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S170

Wiper harness, near the left strut tower, approximately 7 cm (3 in) from the brake motor breakout

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S202

Instrument harness, below the center of the instrument panel, approximately 15 cm (6 in) from the C240 breakout

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S203

Instrument panel harness, below the left side of the instrument panel, approximately 54 cm (21 in) from the C219 breakout

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S207

Instrument panel harness, below the left side of the instrument panel, approximately 54 cm (21 in) from the C219 breakout

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S209

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

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S211

Instrument panel harness, behind the right side of the instrument cluster, approximately 4 cm (2 in) from the radio breakout

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S212

Instrument panel harness, behind the instrument cluster, approximately 8 cm (3 in) from the instrument cluster breakout

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S213

Instrument panel harness, behind the HVAC control module

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S217

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

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S289

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

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S290

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

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S303

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

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S305

Crossbody harness, on the left side of the rear seat, approximately 7 cm (3 in) from the C371 breakout

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S504

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

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