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:
Online Owner Center
Online Owner Center
(United States only)
The Owner Center is a resource for your GM
ownership needs. Specific vehicle information
can be found in one place.
The Online Owner Center allows you to: ...
Backglass Antenna
The AM-FM antenna is integrated with the rear window defogger, located in the
rear window. Make sure that the inside surface of the rear window is not scratched
and that the lines on the glass are ...
Units
Press the customization button until UNITS:
U.S. (ENGLISH) appears in the display. To select
English or metric, press the select button while
UNITS: U.S. (ENGLISH) is displayed on the DIC.
Pre ...
