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:

    Central Door Unlocking System
    The vehicle has a central door unlocking feature. When unlocking the driver door, the other doors can be unlocked by holding the key in the turned position for a few seconds or by quickly tu ...

    Exiting the Feature Settings Menu
    The feature settings menu will be exited when any of the following occurs: The vehicle is no longer in ON/RUN. The trip/fuel or vehicle information DIC buttons are pressed. The end of the feat ...

    Extending Engine Run Time
    To extend the engine run time by 10 minutes, repeat Steps 1 and 2 while the engine is still running. The engine run time can only be extended if it is the first remote start since the vehicle ...