See also:

Power Outlets
Accessory power outlets can be used to plug in electrical equipment, such as a cell phone, MP3 player, etc. The vehicle may have two accessory power outlets located below the climate control system, ...

Parade Dimming
This feature automatically prohibits the dimming of the instrument panel displays in daylight while the headlamps are on so that the displays are still able to be seen. ...

Cellular and GPS Antennas
Avoid placing items over or near the antenna to prevent blocking cellular and GPS signal reception. Cellular reception is required for OnStar to send remote signals to the vehicle. ...