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, part of the mounting bracket

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-

Cruise Control Release Switch

Mounted on the bracket in front of the brake pedal

-

Engine Controls Connector End Views in Engine Controls 5.7L

Instrument Panel Electrical Center

RH footwell, mounted on the toe board, behind the carpet

-

-

Powertrain Control Module (PCM)

RH side of engine compartment, between the wheelhouse and the dash panel, below the battery

Engine Controls Component Views in Engine Controls 5.7L

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Stoplamp Switch

Mounted on the bracket in front of the brake pedal

-

AT Inline Harness Connector End View in Automatic Transmission

Throttle Actuator Control (TAC) Module

Inside the RH front fender, attached to the Powertrain Control Module (PCM)

Engine Controls Component Views in Engine Controls 5.7L

Engine Controls Connector End Views in Engine Controls 5.7L

Throttle Actuator Control (TAC) Motor

LH side of the throttle body

Engine Controls Component Views in Engine Controls 5.7L

Cruise Control Connector End Views in Cruise Control

Throttle Position (TP) Sensor

RH side of the throttle body

Engine Controls Component Views in Engine Controls 5.7L

Engine Controls Connector End Views in Engine Controls 5.7L

Underhood Electrical Center

RH side of the engine compartment, between the wheelhouse and the dash panel, front of the battery

Power and Grounding Component Views in Wiring Systems

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P200

Instrument panel harness, RH side of Instrument panel on dash panel

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-

S120

Engine harness, approximately 15.0 cm from the main harness in the branch leading to the Powertrain Control Module (PCM) connectors (CKT451)

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-

G106

Engine harness, RH side of the engine, above the starter

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