Unable to Connect to OnStar Message

If there is limited cellular coverage or the cellular network has reached maximum capacity, this message may come on. Push call again or try again after driving a to try the call again or try again after driving a few miles into another cellular area.

    See also:

    Hill and Mountain Roads
    Driving on steep hills or through mountains is different than driving on flat or rolling terrain. Tips for driving in these conditions include: - Keep the vehicle serviced and in good shape. ...

    Blank Display
    This display shows no information ...

    Navigation System
    Use of the navigation system may result in the storage of destinations, addresses, telephone numbers, and other trip information. See Using the Navigation System   for information on store ...