See also:

Sheet Metal Damage
If the vehicle is damaged and requires sheet metal repair or replacement, make sure the body repair shop applies anti-corrosion material to parts repaired or replaced to restore corrosion protecti ...

Operation
Full View of Radio with CD Shown, Radio with Six-Disc CD Similar Partial View of Radio with DVD Audio, Hard Drive Device (HDD), and USB The vehicle may have one of these radios as its audio ...

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. ...