OnStar
Keys and LocksSteering Linkage Inner Tie Rod Replacement
Steering Linkage Inner Tie Rod Replacement
Callout
Component Name
Preliminary Procedures
Raise and support the vehicle. Refer to Lifting and Jacking the
Vehicle.
Remove the steering gear boot. Refer to Steering Gear Boot ...
Evaporative Emission Canister Vent Solenoid Valve Replacement
Evaporative Emission Canister Vent Solenoid Valve Replacement
Callout
Component Name
Preliminary Procedures
Disconnect the battery negative cable. Refer to Battery Negative
Cable Disconnection and Connection.
Remove the e ...
Throttle Actuator Control (TAC) System Description
acceleratorpedalassemblyi/pappsensor1appsensor2ignitionvoltage(ifequipped)cruisecontrolswitch(ifequipped)(ifequipped)throttlebodybcmtpsensor1tpsensorreducedenginepowerlampthrottleactuatormotor
The engine control module (ECM) is the control center for the throttle actuator
control (TAC) system. ...