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:

    Starting the Engine
    Place the transmission in the proper gear. Notice: The engine is designed to work with the electronics in the vehicle. If you add electrical parts or accessories, you could change the way the engin ...

    Fuel Gauge
    Metric English When the ignition is on, the fuel gauge indicates about how much fuel is left in the tank. An arrow on the fuel gauge indicates the side of the vehicle the fuel door is o ...

    Programmable Automatic Door Locks
    Your vehicle is programmed so that, when the doors are closed, the ignition is on, and the shift lever is moved out of P (Park), all the doors will lock. The doors will unlock every time you sto ...