See also:

Using the Radio to Control a USB Storage Device or iPod
The radio can control a USB storage device or an iPod using the radio buttons and knobs, and display song information on the radio’s display. (Tune): Turn to select files. SEEK: Press to go to t ...

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. ...

Online Owner Center
Manage your vehicle (U.S.) at gmc.com. Click on “Owners,” then “Manage My GMC/Owners Login.” Information and services customized for your specific vehicle — all in one convenient place. � ...