Radio

See also:

Your Responsibility
Increase the volume of the radio if the OnStar Advisor cannot be heard. If the light next to the OnStar buttons is red, the system may not be functioning properly. Push and request a vehicle diagnos ...

Ending a Call
Press to end a call. ...

Erasing Speed Memory
When you turn off the cruise control or the ignition, the cruise control set speed memory is erased. ...