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:

    Your Responsibility
    Increase the volume of the radio if the OnStar Advisor cannot be heard. If the light next to the OnStar buttons is red, the system may not be functioning properly. Push and request a vehicle diagnos ...

    Power Windows
    The power window switches located on the driver door control all four windows. The passenger doors have a window switch that controls that window. Push the switch down to open the window. Pull the f ...

    Replacing Airbag System Parts after a Crash
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