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:

    Horn
    Pressa on the steering wheel pad to sound the horn. ...

    XM Categories
    XM stations are organized in categories. To customize which XM categories are used and displayed in the system, see “Adding or Removing XM Categories” following. ...

    Weatherstrips
    Apply silicone grease on weatherstrips to make them last longer, seal better, and not stick or squeak. See Recommended Fluids and Lubricants on page 11‑12. ...