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:

    Competitive Driving Mode
    To select this optional handling mode, press the TCS/StabiliTrak button quickly two times and STABILITRAK COMPETITIVE MODE displays in the Driver Information Center (DIC). While in the Sta ...

    Shutting the Engine Off After a Remote Start
    To manually shut off the engine after a remote start, do any of the following: - Press until the parking lamps turn off. - Turn on the hazard warning flashers. - Turn the ignition switch o ...

    CD/DVD Player
    The infotainment system's CD/DVD player can play audio discs and MP3 discs. Discs that are 8 cm (3 in) in diameter will not work in the CD/DVD player. The CD/DVD player does not support th ...