See also:

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 ...

Interior Glass
To clean, use a terry cloth fabric dampened with water. Wipe droplets left behind with a clean dry cloth. Commercial glass cleaners may be used, if necessary, after cleaning the interior glas ...

Windshield Wiper/Washer
The front and rear wiper controls are located on the turn and lane-change lever. Turn the band with the wiper symbol to control the windshield wipers. : For a single wipe, turn to , then release. ...