Vehicle and Power Issues
OnStar services require a vehicle electrical system, wireless service, and GPS satellite technologies to be available and operating for features to function properly. These systems may not operate if the battery is discharged or disconnected.
See also:
Replacement Bulbs
For replacement bulbs not listed
here, contact your dealer. ...
Playing a CD or MP3 CD (Radio with CD)
Press the CD button if there is a disc in the player; it begins playing.
Information about the disc and current track is shown on the display depending
on the data stored.
Selecting a CD Track
Us ...
OnStar®
For vehicles with an active OnStar subscription, OnStar uses several innovative technologies and live Advisors to provide a wide range of safety, security, navigation, diagnostics, and calling servi ...