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:

    Adjusting the Volume
    Turn the VOL/ knob to adjust the volume of the infotainment system after the volume level has been set on the portable audio device. ...

    Bluetooth (Infotainment Controls)
    For information about how to navigate the menu system using the infotainment controls, see Operation . Pairing A Bluetooth-enabled cell phone must be paired to the Bluetooth system first and then ...

    Voice Recognition
    The voice recognition system uses commands to control the system and dial phone numbers. Noise: The system may not recognize voice commands if there is too much background noise. When to Speak: ...