See also:

Automatic Door Locks
The vehicle may have an automatic lock/unlock feature. This feature can be programmed using the Driver Information Center (DIC). See Vehicle Personalization (With DIC Buttons) on page 5‑52 for m ...

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. ...

Rear Seat Audio (RSA) System
For vehicles with Rear Seat Audio (RSA), rear seat passengers can listen to and control any of the music sources: radio, CDs, DVDs, or other auxiliary sources. The rear seat passengers can only contro ...