DVD Error Messages
Player Error: This message displays when there are disc load or eject problems.
Disc Format Error: This message displays if the disc is inserted with the disc label wrong side up, or if the disc is damaged.
Disc Region Error: This message displays if the disc is not from a correct region.
No Disc Inserted: This message displays if no disc is present when 
DVD or DVD/CD/AUX is pressed on the radio.
See also:
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. ...
Shoulder Belt Height Adjuster
The vehicle has a shoulder belt height adjuster for the driver and right front passenger seating positions.
Adjust the height so the shoulder portion of the belt is on the shoulder but not falling of ...
CD-R- or CD-RW- Supported File and Folder Structure
The radio supports:
• Up to 50 folders.
• Up to 8 folders in depth.
• Up to 50 playlists.
• Up to 255 files.
• Playlists with an .m3u or .wpl extension.
• Files with an .mp3, .wma, o ...