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:

    Daytime Running Lamp (DRL) (Uplevel)
    1. From the back side of the headlamp assembly, remove the bottom cap to replace the DRL bulb. 2. Disconnect electrical connector. 3. Remove the DRL bulb socket from the headlamp assembly. 4. ...

    Rear Seats
    The vehicle's rear seats have adjustable head restraints in the outboard seating positions. The height of the head restraint can be adjusted. Pull the head restraint up to raise it. Try to mo ...

    Tire Messages
    SERVICE TIRE MONITOR SYSTEM On vehicles with the Tire Pressure Monitor System (TPMS), this message displays if a part on the TPMS is not working properly. The tire pressure light also flashes and ...