Multi-Band Antenna

The multi-band antenna is on the roof of the vehicle. The antenna is used for the AM&-FM radio, OnStar, the XM Satellite Radio Service System, and GPS (Global Positioning System), if the vehicle has these features. Keep the antenna clear of obstructions for clear reception.

    See also:

    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. ...

    CD-R or CD-RW Supported File and Folder Structure
    The radio supports: • Up to 50 folders. • Up to eight folders in depth. • Up to 15 playlists. • Up to 512 files and folders. • Playlists with an .m3u or .wpl extension. • Files with ...

    Driving Characteristics and Towing Tips
    WARNING The driver can lose control when pulling a trailer if the correct equipment is not used or the vehicle is not driven properly. For example, if the trailer is too heavy, the brakes may not ...