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:

    Services Not Included in Roadside Service
    Impound towing caused by violation of any laws. Legal fines. Mounting, dismounting, or changing of snow tires, chains, or other traction devices. Towing or services for vehicles driven on ...

    Driving on Wet Roads
    Rain and wet roads can reduce vehicle traction and affect your ability to stop and accelerate. Always drive slower in these types of driving conditions and avoid driving through large puddles ...

    Overview (Radio with CD/DVD and MEM)
    A. VOL/ - Turns the system on or off and adjusts the volume. B. Buttons 1 to 6 - Radio: Saves and selects favorite stations. - MEM: Saves and selects favorite tracks and playlists. C. TU ...