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. - ...

    Interior Mirrors
    Automatic Dimming Rearview Mirror The vehicle has an automatic dimming inside rearview mirror. Automatic dimming reduces the glare of headlamps from behind you. If the vehicle has a rear vi ...

    Video Display Screens
    The video display screens are located on the back of each head restraint. Notice: Avoid directly touching the video screen, as damage can occur. See “Cleaning the Video Screens” later in this sec ...