See also:

Wheel Alignment and Tire Balance
The tires and wheels were aligned and balanced at the factory to provide the longest tire life and best overall performance. Adjustments to wheel alignment and tire balancing will not be necessary on ...

Navigation
OnStar navigation requires the Directions and Connections service plan. Push to receive directions or have them sent to the vehicle navigation screen. Destinations can also be forwarded to the vehic ...

Rear Window Defogger
The rear window defogger uses a warming grid to remove fog from the rear window. (Rear Window Defogger): For vehicles with this feature, press to turn the defogger on or off. It automatically turns ...