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.

    See also:

    Roof Rack System
    The roof rack cross rails can be locked in four positions along the roof rack side rails. Lift the lever to release and move the cross rail. Push the lever down to completely engage into the side ...

    Vehicle Storage
    WARNING Batteries have acid that can burn you and gas that can explode. You can be badly hurt if you are not careful. See Jump Starting on page 10‑92 for tips on working around a battery witho ...

    Blizzard Conditions
    Being stuck in snow can be a serious situation. Stay with the vehicle unless there is help nearby. If possible, use the Roadside Assistance Program (U.S. and Canada) on page 13‑8 or Roadside As ...