OnStar Services

See also:

Windshield and Wiper Blades
Clean the outside of the windshield with glass cleaner. Clean rubber blades using lint-free cloth or paper towel soaked with windshield washer fluid or a mild detergent. Wash the windshield thoroug ...

Running the Vehicle While Parked
It is better not to park with the engine running. But if you ever have to, here are some things to know. WARNING! Idling a vehicle in an enclosed area with poor ventilation is dangerous. Eng ...

Roof Rack System (Wagon)
WARNING! If something is carried on top of the vehicle that is longer or wider than the roof rack—like paneling, plywood, or a mattress—the wind can catch it while the vehicle is being driv ...