See also:

Anti-theft Alarm System Message
SERVICE THEFT DETERRENT SYSTEM This message displays when there is a problem with the theft-deterrent system. The vehicle may or may not restart so you may want to take the vehicle to your dealer ...

Playing a CD
Selecting a CD Track Tracks can be selected using the seek buttons, TUNE/TONE knob, or MENU/SELECT knob. To use the seek buttons: Press to go to the start of the current track, if more than ...

Diagnostics
OnStar Vehicle Diagnostics will perform a vehicle check every month. It will check the engine, transmission, antilock brakes, and major vehicle systems. It also checks the tire pressures, if the v ...