OnStar Services

See also:

Engine Overheating
The vehicle has several indicators to warn of engine overheating. You will find an engine coolant temperature gauge on the vehicle's instrument panel cluster. See Engine Coolant Temperature Gauge . ...

Listening to a DVD
If your vehicle has the Rear Seat Entertainment (RSE) system and a DVD is playing, the DVD symbol displays indicating that the DVD is available and can be listened to through your vehicle’s spea ...

Tire Inspection and Rotation
Tires should be rotated every 5,000 to 8,000 miles (8 000 to 13 000 km). Any time you notice unusual wear, rotate your tires as soon as possible and check wheel alignment. Also check for damaged ...