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:

    Power Steering Fluid
    See Engine Compartment Overview for the location of the power steering fluid reservoir. When to Check Power Steering Fluid It is not necessary to regularly check power steering fluid unless ...

    Adaptive Forward Lighting (AFL) Light
    This light should come on briefly as the vehicle is started. If it does not come on, have the vehicle serviced by your dealer. This light comes on solid when there is a problem with the Adapti ...

    Light weight, power-dense engines

    There are many reasons for the ATS’s impressive driving dynamics, though it begins with light weight. Cadillac has boasted since the car’s reveal six months ago that at 3,315 lbs it’s the lighte ...