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:

    ACCESSORY MODE ACTIVE
    If the vehicle has the keyless access system, this message displays when the accessory mode is active. See Ignition Positions (Key Access) or Ignition Positions (Keyless Access) for more inf ...

    California Perchlorate Materials Requirements
    Certain types of automotive applications, such as airbag initiators, safety belt pretensioners, and lithium batteries contained in Remote Keyless Entry transmitters, may contain perchlorate materi ...

    Programming Transmitters to the Vehicle
    Only keyless entry transmitters programmed to the vehicle will work. If a transmitter is lost or stolen, a replacement can be purchased and programmed through your dealer. The vehicle can be re ...