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:

    Using ABS
    Do not pump the brakes. Just hold the brake pedal down firmly and let ABS work. You might hear the ABS pump or motor operating and feel the brake pedal pulsate, but this is normal. ...

    Automatic Dimming
    If equipped with an automatic dimming mirror, the driver outside mirror adjusts for the glare of the headlamps behind you. See Automatic Dimming Rearview Mirror on page 2‑17. ...

    Doing Your Own Service Work
    WARNING You can be injured and the vehicle could be damaged if you try to do service work on a vehicle without knowing enough about it. . Be sure you have sufficient knowledge, experience, the pr ...