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:

    TIRE LOW ADD AIR TO TIRE
    On vehicles with the Tire Pressure Monitor System (TPMS), this message displays when the pressure in one or more of the vehicle’s tires is low. This message also displays LEFT FRONT, RIGHT ...

    Trunk Release
    The remote trunk release button is on the driver door, inside the storage compartment under the armrest. Vehicles with an automatic transmission, the shift lever must be in P (Park) or N ...

    Express Window Anti-Pinch Override
    WARNING If express override is activated, the window will not reverse automatically. You or others could be injured and the window could be damaged. Before you use express override, make sur ...