See also:

Reporting Safety Defects
Reporting Safety Defects to the United States Government If you believe that your vehicle has a defect which could cause a crash or could cause injury or death, you should immediately inform the Nati ...

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. ...

Playing an MP3
(Information): Press to display additional text information related to the current song. If information is available, the song title information displays on the top line of the display and artist inf ...