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:
Driving on Hills
Driving safely on hills requires good judgment and an understanding of what the
vehicle can and cannot do.
WARNING
Many hills are simply too steep for any vehicle. Driving up hills can cause the
...
CD/DVD Player Messages
Disc Format Error: This message displays if the disc is inserted with the disc label wrong side up, or if the disc is damaged.
Disc Region Error: This message displays if the disc is not from a corre ...
Audio System
When using the Bluetooth system, sound comes through the vehicle's front audio
system speakers and overrides the audio system. Use the VOL/
knob during a call to change the volume level. The a ...