See also:

Configure Menu
Press CONFIG to adjust several of the system's features and preferences. The last selected CONFIG screen is the screen that displays: Sound, Radio, Nav (navigation), Display, or Time. ...

Steering Wheel Controls
Some audio steering wheel controls could differ depending on the vehicle's options. Controls that can be adjusted at the steering wheel may include: SRCE (Source): Press to switch between ...

Reporting Safety Defects to the Canadian Government
If you live in Canada, and you believe that the vehicle has a safety defect, notify Transport Canada immediately, and notify General Motors of Canada Limited. Call Transport Canada at 1-800 ...