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:

    Rear Window Defogger
    The rear window defogger uses a warming grid to remove fog from the rear window. (Rear Window Defogger): Press to turn the rear window defogger on or off. It automatically turns off after it has ...

    When the Light Is On Steady
    This indicates that one or more of the tires are significantly underinflated. A Driver Information Center (DIC) tire pressure message may also display. See Tire Messages. Stop as soon as po ...

    Collision Parts
    Genuine GM Collision parts are new parts made with the same materials and construction methods as the parts with which the vehicle was originally built. Genuine GM Collision parts are the best cho ...