See also:

Retained Accessory Power (RAP)
The following vehicle accessories can be used for up to 10 minutes after the engine is turned off: Audio System Power Windows OnStar System (if equipped) Sunroof (if equipped) These fea ...

Automatic EPB Release
The EPB will automatically release if the vehicle is running, placed into gear, and an attempt is made to drive away. Avoid rapid acceleration when the EPB is applied, to preserve park brake ...

XM Weather
Press the Weather screen button to display the Current or Extended Forecast Weather. The Extended Forecast Weather screen displays five days of the forecasted weather at the vehicle’s current posit ...