OnStar Services

See also:

Leaving After Parking on a Hill
1. Apply and hold the brake pedal while you: 1.1. Start the engine. 1.2. Shift into a gear. 1.3. Release the parking brake. 2. Let up on the brake pedal. 3. Drive slowly until the trailer is clea ...

StabiliTrak® System
The StabiliTrak system assists with directional control of the vehicle in difficult driving conditions. The system turns on automatically every time the vehicle is started. ► To turn off both t ...

Chemical Paint Spotting
Airborne pollutants can fall upon and attack painted vehicle surfaces causing blotchy, ring-shaped discolorations, and small, irregular dark spots etched into the paint surface. ...