OnStar Additional Information

See also:

How to Reset the Engine Oil Life System
Reset the system whenever the engine oil is changed so that the system can calculate the next engine oil change. To reset the system: 1. Turn the ignition to ON/RUN with the engine off. 2. ...

Windshield Wiper BladeReplacement
Windshield wiper blades should be inspected for wear or cracking. Allowing the wiper blade arm to touch the windshield when no wiper blade is installed could damage the windshield. Any damage that ...

Additives
To provide cleaner air, all gasolines in the United States are now required to contain additives that help prevent engine and fuel system deposits from forming, allowing the emission control sys ...