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:

    Increasing Speed While Using Cruise Control
    To increase the cruise speed while using cruise control: • Press and hold the +RES button on the steering wheel until the desired speed is reached, then release it. • To increase vehicle spe ...

    Headlamps on Reminder
    If you leave the exterior lamp buttons for the headlamps or parking lamps on, remove the key from the ignition and open the driver’s door, you will hear a continuous warning chime. The chime w ...

    Engine Oil
    To ensure proper engine performance and long life, careful attention must be paid to engine oil. Following these simple, but important steps will help protect your investment: Always use engin ...