See also:

Engine Cooling System Messages
Notice: If you drive the vehicle while the engine is overheating, severe engine damage may occur. If an overheat warning appears on the instrument panel cluster and/or DIC, stop the vehicle as soo ...

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

Reactivation for Subsequent Owners
Push and follow the prompts to speak to an Advisor as soon as possible after acquiring the vehicle. The Advisor will update vehicle records and will explain the OnStar service offers and opt ...