See also:

Steering Wheel Controls
If equipped, these controls are located on the right side of the steering wheel. : Press to go to the next radio station stored as a favorite, or the next track, if a CD/DVD is playing. ...

Your Responsibility
Increase the volume of the radio if the OnStar Advisor cannot be heard. If the light next to the OnStar buttons is red, the system may not be functioning properly. Push and request a vehicle diagnos ...

Compass Messages
CAL This message is displayed when the compass needs to be calibrated. See Compass . – – – Three dashes will be displayed if the compass needs service. See your dealer for service. ...