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:

    Database Coverage Explanations
    Coverage area depends upon the map detail available. Some areas have greater map detail than others. The navigation system works only as well as the information provided on the stored map data. Se ...

    Filling the Tank
    WARNING Fuel vapor burns violently and a fuel fire can cause bad injuries. To help avoid injuries to you and others, read and follow all the instructions on the fuel pump island. Turn off the engi ...

    License Plate Lamp
    To replace one of these bulbs: 1. Open the liftgate. See Liftgate for more information. Passenger Side Shown, Driver Side Similar 2. Push the left end of the lamp assembly towards the ri ...