See also:

CD/DVD Player Messages
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 corre ...

Air Conditioning
A/C (Air Conditioning): Press to turn the air conditioning on or off. If the fan is turned off or the outside temperature falls below freezing, the air conditioning will not work. When in AUTO, th ...

New for 2011
The Sierra Hybrid gets GM's OnStar 9.0 telematics system that GM says provides better voice recognition. GM also said they have worked to cut down on the amount of wind noise occupants hear. ...