Vehicle and Power Issues

OnStar services require a vehicle electrical system, wireless service, and GPS satellite technologies to be available and operating for features to function properly. These systems may not operate if the battery is discharged or disconnected.

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    New Vehicle Break-In
    Notice: The vehicle does not need an elaborate break-in. But it will perform better in the long run if you follow these guidelines: ○ Do not drive at any one constant speed, fast or slow, for ...

    Engine Cover
    Engine Cover 3.0L V6 A. Oil Fill Cap B. Engine Cover Bolt C. Engine Cover To remove: 1. Remove the oil fill cap (A). 2. Remove the engine cover bolt (B). 3. Raise the engine cover (C) to rele ...

    Buying New Tires
    GM has developed and matched specific tires for the vehicle. The original equipment tires installed were designed to meet General Motors Tire Performance Criteria Specification (TPC Spec) system r ...