OnStar Overview

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. The OnStar system sta ...

Emergency

With Automatic Crash Response, the built-in system can automatically connect to help in a crash even if you cannot ask for it. Push to connect to an Emergency Advisor. GPS technology is used to id ...

See also:

Chrome parts
Clean chrome parts regularly with a nonabrasive chrome polish to maintain the finish. ...

Heated windshields
Heated windshield.   Heated rear glass.   Press button to operate the required screen heater. The screen heater(s) will operate for a predetermined timed period before automaticall ...

4MATIC (permanent four-wheel drive)
4MATIC ensures that all four wheels are permanently driven. Together with ESP® and 4ETS, it improves the traction of your vehicle whenever a drive wheel spins due to insufficient grip. WARNING&n ...