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:

    TIRE LOW ADD AIR TO TIRE
    On vehicles with the Tire Pressure Monitor System (TPMS), this message displays when the pressure in one or more of the vehicle’s tires is low. This message also displays LEFT FRONT, RIGHT ...

    Remote Vehicle Start
    For vehicles with this feature, the engine can be started from outside of the vehicle. ...

    Radio Frequency Identification (RFID)
    RFID technology is used in some vehicles for functions such as tire pressure monitoring and ignition system security, as well as in connection with conveniences such as key fobs for remote door lock ...