See also:

Radio Messages
Calibration Error: The audio system has been calibrated for the vehicle from the factory. If Calibration Error displays, it means that the radio has not been configured properly for the vehicle ...

OnStar® Steering Wheel Controls
Your vehicle may have a Talk/Mute button that can be used to interact with OnStar® Hands-Free Calling. On some vehicles, you may have to hold the button for a few seconds and give the command †...

Listening to a DVD
If your vehicle has the Rear Seat Entertainment (RSE) system and a DVD is playing, the DVD symbol displays indicating that the DVD is available and can be listened to through your vehicle’s spea ...