See also:

Park Brake and P (Park) Mechanism Check
WARNING When you are doing this check, the vehicle could begin to move. You or others could be injured and property could be damaged. Make sure there is room in front of the vehicle in case it begi ...

Wiper Blades
Wiper blades need to be cleaned and kept in good condition to provide a clear view. • Signs of wear include streaking, skipping across the windshield, and worn or split rubber. • Trained dealer ...

Diagnostics
OnStar Vehicle Diagnostics will perform a vehicle check every month. It will check the engine, transmission, antilock brakes, and major vehicle systems. It also checks the tire pressures, if the v ...