OnStar

See also:

Limit Features While Driving
The navigation system may have this feature. Touch the Limit Features While Driving screen button to turn the ability to limit functions on and off while driving. When this screen button is highli ...

Immobilizer Operation (Key Access)
This vehicle has a passive theft-deterrent system. The system does not have to be manually armed or disarmed. The vehicle is automatically immobilized when the key is removed from the igniti ...

Engine Overheating
The vehicle has several indicators to warn of engine overheating. There is a coolant temperature gauge on your vehicle's instrument panel. See Engine Coolant Temperature Gauge  . In addit ...