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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    General Information
    For service and parts needs, visit your dealer. You will receive genuine GM parts and GM-trained and supported service people. Genuine GM parts have one of these marks: California Proposit ...

    Engine Drive Belt Routing
    3.9L V6 Engine 4.6L V8 Engine ...

    Lamps On Reminder
    The lamps on reminder light comes on when the lights are in use. ...