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.

    See also:

    Danger, Warnings, and Cautions
    WARNING messages found on vehicle labels and in this manual describe hazards and what to do to avoid or reduce them. Danger indicates a hazard with a high level of risk which will result in se ...

    Lamp Messages
    AFL (ADAPTIVE FORWARD LIGHTING) LAMPS NEED SERVICE This message displays when the Adaptive Forward Lighting (AFL) system is disabled and needs service. See your dealer. See Adaptive Forwa ...

    Saving MEM Tracks as Favorites
    Favorites can be saved by pressing and holding one of the 1 to 6 buttons. Favorites can be stored according to the following list: Playlist: Adds the currently playing track to the playlist select ...