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:

    PARKING ASSIST OFF
    After the vehicle has been started, this message displays to remind the driver that the URPA system has been turned off. This message also displays when there is a temporary condition causin ...

    How the System Works
    When the vehicle is started, both outside mirror displays will briefly come on to indicate that the system is operating. While driving forward, the left or right side mirror SBZA display w ...

    Safety
    Standard safety items include four-wheel-disc antilock brakes and an electronic stability system. The system has rollover mitigation technology that senses imminent rollovers and applies individua ...