See also:

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 s ...

DIC Buttons
A. SET/CLR: Press to set or clear the menu item when it is displayed. B. (Thumbwheel): Use to scroll through the items in each menu. A small marker will move across the bottom of the pag ...

Battery Voltage and Charging Messages
BATTERY SAVER ACTIVE This message displays when the vehicle has detected that the battery voltage is dropping beyond a reasonable point. The battery saver system starts reducing certain features ...