Uconnect Radio 8.4 NAV Owner's Manual Supplement page 50

AUX MODE 49
Source
Press the "Source" button on the touchscreen to select the
desired audio source, Disc/USB/SD Card/AUX/ or
Bluetooth. This screen will time out after a few seconds
and return to the main radio screen if no selection is
made.
Audio
Refer to Operating Instructions — Radio Mode for ad-
justing the audio settings.
6