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:

    Exterior
    The ATS' narrower headlights represent the closest interpretation yet of the slit-like lamps on Cadillac's Ciel and Converj concepts shown in 2011 and 2009, respectively. The protruding nose with ...

    Power Steering Fluid
    See Engine Compartment Overview   for reservoir location. ...

    Radio Reception
    Frequency interference and static can occur during normal radio reception if items such as cell phone chargers, vehicle convenience accessories, and external electronic devices are plugged into the ...