See also:

Charging System Light
The charging system light will come on briefly when you turn on the ignition, but the engine is not running, as a check to show you it is working. It should go out once the engine is runnin ...

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. ...

Heated and Ventilated Seats
On vehicles with heated and ventilated seats, the ignition must be on to use the feature. Driver’s Side Buttons shown The buttons are located on the front doors. (Heated Seat Cushion and S ...