See also:

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 ...

Navigation System
If the vehicle has a navigation system, use of the system may result in the storage of destinations, addresses, telephone numbers, and other trip information. Refer to the navigation system operating ...

Engine Overheating
You will find a coolant temperature gage on your vehicle’s instrument panel. If your vehicle has a Driver Information Center (DIC), the display will show an Engine Coolant Hot/Engine Overheated ...