GM Service Manual Online
For 1990-2009 cars only

Name

Location

Locator View

Connector End View

Accelerator Pedal Position (APP) Sensor

Top of the Accelerator pedal, on the mounting bracket

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Engine Controls Connector End Views in Engine Controls

Cruise Control Switch

LH side of the steering column

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Cruise Control Connector End Views in Cruise Control

Cruise Control Release Switch

Attached to the brake pedal bracket assembly

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Cruise Control Connector End Views in Cruise Control

Engine Control Module (ECM)

LH front of the engine compartment , in the ECM housing

Engine Controls Component Views in Engine Controls

Engine Controls Connector End Views in Engine Controls

Engine Control Module (ECM) C1

LH front of the engine compartment, in the ECM housing

Cruise Control Component Views in Cruise Control

Engine Controls Connector End Views in Engine Controls

Engine Control Module (ECM) C2

LH front of the engine compartment, in the ECM housing

Cruise Control Component Viewsin Cruise Control

Engine Controls Connector End Views in Engine Controls

Fuse Block

Mounted to the I/P, lower LH side of the steering column

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Instrument Cluster

LH side of the I/P, above the steering column

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

Stop Lamp Switch

Attached to the brake pedal bracket assembly

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Lighting Systems Connector End Views in Lighting Systems

Throttle Position (TP) Sensor

Attached to the throttle body

Engine Controls Component Views in Engine Controls

Engine Controls Connector End Views in Engine Controls

P104

In the LH engine compartment, in the ECM housing

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S121

ECM wiring harness, inside the ECM housing, approximately 4 cm (2 in) from P108

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S200

I/P wiring harness, approximately 15 cm (6 in) from cruise release switch and stoplamp switch branch break off, towards G201 branch break off

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S206

I/P wiring harness, approximately 22 cm (9 in) from P110, towards connector C200 branch break off

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S208

I/P wiring harness, in stop lamp switch branch break off

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S229

I/P wiring harness mounted in harness channel behind LH side of heater and A/C control unit, approximately 25 cm (10 in) from cruise release switch and stoplamp switch branch break off

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S253

I/P wiring harness, approximately 28 cm (11 in) from cruise release switch and stoplamp switch branch break off, towards G201 branch break off

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