See also:

Multi-Band Antenna
The multi-band antenna is on the roof of the vehicle. The antenna is used for the AM-FM radio, OnStar, the XM Satellite Radio Service System, and GPS (Global Positioning System), if the vehicle ha ...

Rear Window Lockout
This feature prevents the rear passenger windows from operating, except from the driver position. The rear door locks will also be disabled and only operate from the driver door. This feature on ...

How OnStar® Service Works
In order to provide you with OnStar® services, your vehicle’s OnStar® system has the capability of recording and transmitting vehicle information. This information is automatically sent to an ...