See also:

Doing Your Own Service Work
If the vehicle is a hybrid, see the hybrid supplement for more information. WARNING It can be dangerous to work on your vehicle if you do not have the proper knowledge, service manual, tools, ...

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 Entertainment (RSE) System (Headrest DVD)
Vehicles with an RSE system include two head restraint video display screens with integrated DVD players, auxiliary inputs, two wireless headphones, and a remote control. This system works indepen ...