OnStar Services

See also:

Exterior Lamp Controls
The exterior lamps control is located on the instrument panel to the left of the steering wheel. It controls the following systems: Headlamps Taillamps Parking Lamps License Plate Lamps ...

Engine Coolant
The cooling system in the vehicle for all engines and the intercooler is filled with DEX-COOL®. This coolant is designed to remain in the vehicle for 5 years or 240 000 km (150,000 mi), whic ...

Navigation System
The navigation system provides detailed maps of most major freeways and roads throughout the United States and Canada. After a destination has been set, the system provides turn-by-turn instructio ...