See also:

OnStar®
OnStar® uses several innovative technologies and live advisors to provide a wide range of safety, security, navigation, diagnostics, and calling services. ...

Tire Designations
Tire Size The following is an example of a typical passenger vehicle tire size. (A) Passenger (P-Metric) Tire: The United States version of a metric tire sizing system. The letter P as th ...

Setting the Clock (Radio with CD and Touchscreen)
The clock menu can be only be used with the radio on while in ON/RUN or ACC/ACCESSORY. To set the time: 1. Press the CONFIG button to enter the menu options or press H. Turn the TUNE/MENU knob to ...