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:

    Side Blind Zone Alert (SBZA)
    If available, this feature will alert you to vehicles located in the vehicle's side blind zone. When the system detects a vehicle in the side blind zone, the SBZA display will light up in the ...

    Roadside Service (Mexico)
    As a new owner, your vehicle is automatically enrolled in the Roadside Assistance program. The services are available at no cost under the terms and conditions of the program. The Roadside ...

    Storing Memory Positions
    To save into memory: 1. Adjust the driver seat, including the seatback recliner and lumbar, both outside mirrors, power steering column, and the throttle and brake pedals. See Power Mirrors  ...