OnStar Services

See also:

Sunroof
If your vehicle has a power sunroof, the switches are located on the headliner. To express-open the sunroof press the rear of the driver’s side switch to the second detent position, and rel ...

Battery Replacement
Under normal use, the battery in your remote keyless entry transmitter should last about two years. You can tell the battery is weak if the transmitter won’t work at the normal range in any lo ...

Tires
To clean the tires, use a stiff brush with tire cleaner. Notice: Using petroleum-based tire dressing products on the vehicle may damage the paint finish and/or tires. When applying a tire dressin ...