Turn-by-Turn Navigation
1. Push 
to connect to a live Advisor.
2. Request directions.
3. Directions are downloaded to the vehicle.
4. Follow the voice-guided commands.
See also:
USB Support
The USB connector is located on the instrument panel or in the center console, and uses the USB 2.0 standard. ...
Reporting Safety Defects to General Motors
In addition to notifying NHTSA (or Transport Canada) in a situation like this, please notify General Motors.
Call 1-800-GMC-8782 (1-800-462-8782), or write:
GMC Customer Assistance Center
P.O. Box ...
Using Softkeys to Play a DVD-V (Video)
Once a DVD-V is inserted, the radio display menu shows several tab options for playback. Press the softkey located under any tab option during DVD-V playback.
(Play/Pause): Press either the Play or ...