Unable to Connect to OnStar Message

GMC Sierra / GMC Sierra Owners Manuals / OnStar / OnStar Additional Information / 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 Vehicle and Power Issues to try the call again or try again after driving a few miles into another cellular area.

    See also:

    Vehicle Care
    To help keep the vehicle looking like new, vehicle care products are available from your dealer. For information on how to clean and protect the vehicle’s interior and exterior, see Interior Care on ...

    Connecting a USB Storage Device or iPod®
    To connect a USB storage device, connect the device to the USB port located in the instrument panel storage area. See Instrument Panel Storage on page 4‑1 for more information. The USB port c ...

    Transportation Options
    Warranty service can generally be completed while you wait. However, if you are unable to wait, GM helps to minimize inconvenience by providing several transportation options. Depending on the circums ...