See also:

Windshield
For safety, appearance, and the best viewing, keep the windshield clean and clear. • Signs of damage include scratches, cracks, and chips. • Trained dealer technicians can inspect the windshield ...

OnStar®
If equipped, this vehicle has a comprehensive, in-vehicle system that can connect to a live Advisor for Emergency, Security, Navigation, Connection, and Diagnostic Services. See OnStar Overview on ...

How to Detect a Tamper Condition
If is pressed and the horn sounds, an attempted break-in has occurred while the system was armed. If the alarm has been activated, the THEFT ATTEMPTED message will appear on the DIC. See Key and ...