Playing the Radio
For vehicles equipped with the MyLink or IntelliLink infotainment system, see the separate MyLink/ IntelliLink Features and Functions Guide for more information.
Audio Source
VOL/
(Power/Volume):
1. Press to turn the radio on or off.
2. Turn to increase or decrease the volume of the active source (i.e., current audio source, active navigation voice guidance, or traffic prompts).
The steering wheel controls can also be used to adjust the volume. See “Steering Wheel Controls” in the vehicle owner manual for more information.
To access the radio main page, press the SOURCE button on the faceplate, the Now Playing screen button, or one of the audio screen buttons on the Home Page.
While on the audio main page, press the Source button repeatedly to display and cycle through the available sources (AM, FM, and XM (if equipped), CD, USB/iPod, and AUX).
See also:
Using Voice Commands During a Planned Route
Cancel Route
1. Push X. System responds: “OnStar ready,” then a tone. Say “Cancel route.”
System responds: “Would you like to cancel route directions to your destination?”
2. Say “Ye ...
Customer Assistance Offices (U.S. and Canada)
GMC encourages customers to call the toll-free number for assistance.
However, if a customer wishes to write or e-mail GMC, the letter should be addressed to:
United States
GMC Customer Assistance ...
Connections
OnStar Hands-Free Calling allows calls to be made and received from the vehicle.
The vehicle can also be controlled from a cell phone through the OnStar mobile app.
See www.onstar.com for coverage ...





