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:

    Winter Tires
    Consider installing winter tires on the vehicle if frequent driving on snow or ice covered roads is expected. All season tires provide good overall performance on most surfaces, but they may ...

    Finding a Station
    BAND: Press this button to switch between FM1, FM2, AM, or XM1 or XM2 (if equipped). The display shows the selection. TUNE: Turn this knob to select radio stations. SEEK : Press the right ...

    Emergency
    With Automatic Crash Response, the built-in system can automatically connect to help in a crash even if you cannot ask for it. Push to connect to an Emergency Advisor. GPS technology is used to ...