GM Service Manual Online
For 1990-2009 cars only

Name

Location

Locator View

Connector End View

Brake Fluid Level Switch

At the left rear of the engine compartment

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--

Convenience Center

At the right front of the passenger compartment

Horn Component Views

Horn Connector End Views

Electronic Brake Control Module (EBCM)

At the left lower instrument panel

--

--

Engine Coolant Level Switch

At the right side of the engine compartment

--

--

Engine Coolant Temperature (ECT) Sensor (VIN 4)

At the right top of the engine

--

--

Engine Coolant Temperature (ECT) Sensor (VIN T)

At the left rear of the engine

--

--

Engine Oil Pressure Sensor

At the rear center of the engine

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--

Enhanced Traction Control System Switch

At the center console on the gear selector

--

--

Fuel Tank Module

At the lower rear of the vehicle

--

--

Fuse Block

At the left end of the tie bar

Power and Grounding Component Views

--

Generator

At the right front of the engine

--

--

Ignition Switch

At the right side of the steering column

Power and Grounding Component Views

Power and Grounding Connector End Views

Instrument Panel Cluster (Chevrolet)

At the left instrument panel

Instrument Panel, Gages, and Console Component Views

--

Instrument Panel Cluster (Pontiac)

At the left instrument panel

Instrument Panel, Gages, and Console Component Views

--

Multi-Function Alarm Module

At the right front of the passenger compartment

Horn Component Views

Horn Connector End Views

Park Brake Switch

At the left center of the console

--

--

Passlockā„¢ Lock Cylinder

On the lower right side of the steering column.

--

--

Powertrain Control Module (PCM)

At the right front corner behind the fascia

--

--

Seat Belt Switch

At the left passenger compartment under the left seat

--

--

Sensing Diagnostic Module (SDM)

At the right passenger compartment under the right seat

--

--

C100 (38 cavities)

At the left rear side of the engine compartment

Power and Grounding Component Views

Inline Harness Connector End Views

C200 (23 cavities)

At the left front of the passenger compartment

Power and Grounding Component Views

Inline Harness Connector End Views

C313 (16 cavities)

On the fuel tank

Power and Grounding Component Views

Inline Harness Connector End Views

G103

At the left rear of the engine compartment

Power and Grounding Component Views

--

G110

At the left engine/transmission

Power and Grounding Component Views

--

G204

At the steering column support bracket

Power and Grounding Component Views

--

G304

At the left front of the passenger compartment

Power and Grounding Component Views

--

P201

At the left lower instrument panel below the steering column

--

--

S171 (VIN 4)

In the engine harness approximately 54.5 cm (21.5 in) from C100

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--

S171 (VIN T)

In the engine harness approximately 54.5 cm (21.5 in) from C101

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--

S205

In the dash harness approximately 51 cm (20 in) from P201 toward the instrument cluster connectors

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--

S217

In the dash harness approximately 43 cm (17 in) from P201 toward the instrument cluster connector

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--

S221

In the dash harness approximately 59 cm (23 in) from P201 toward the passenger inflator module connector

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--

S277

In the dash harness approximately 77.5 cm (30.5 in) from P201 toward the data link connector

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--

S330

In the body harness approximately 143 cm (56 in) from the left tail/stop lamp connector forward

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--

S331

In the body harness approximately 113 cm (45 in) from P600 rearward

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