Potential Issues

Some OnStar services are disabled after five days. OnStar cannot perform Remote Door Unlock or Stolen Vehicle Assistance after the vehicle has been off continuously for five days. After five days, OnStar can contact Roadside Assistance and a locksmith to help gain access to the vehicle.

    See also:

    Highway Hypnosis
    Always be alert and pay attention to your surroundings while driving. If you become tired or sleepy, find a safe place to park the vehicle and rest. Other driving tips include: ► Keep the veh ...

    Antilock Brake System (ABS) Warning Light
    This light comes on briefly when the engine is started. If the light does not come on, have it fixed so it will be ready to warn if there is a problem. If the ABS light stays on, turn the ...

    Extending Engine Run Time
    For a 10-minute extension, repeat Steps 1–3 while the engine is still running. The remote start can be extended once. When the remote start is extended, the second 10 minutes will start immediate ...