See also:

Battery Power Protection
This feature shuts off the dome lamps if they are left on for more than 10 minutes when the ignition is in LOCK/OFF. This helps to prevent the battery from running down. ...

Navigation
OnStar navigation requires the Directions and Connections service plan. Push to receive directions or have them sent to the vehicle navigation screen. Destinations can also be forwarded to the v ...

Dual ball joints, five links and a limited-slip diff
Up front, a multi-link double-pivot suspension - based on the MacPherson strut design - is used for a more precise feeling of control, including more linear and communicative steering, and a smoot ...