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:

    Jump Starting
    For more information about the vehicle battery, see Battery . If the battery has run down, try to use another vehicle and some jumper cables to start your vehicle. Be sure to use the following step ...

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