AM/FM Button
Press the button to select either AM or FM mode.
See also:
Power-Up
After switching the ignition key from OFF to either the
ON or ACC position, or after a language change, you
must wait at least fifteen seconds prior to using the
system.
...
Operating Instructions — Radio Mode
NOTE: The ignition switch must be in the ON or ACC position to operate the
radio. ...
Operating Instructions (Voice Command System) — If Equipped
Refer to “Voice Command” in the Uconnect™ User
Manual located on the DVD for further details. ...