GMC CADILLAC USER EXPERIENCE System Manual page 21

20 AUDIO PLAYERS
MP3 Folder Information
Touch anywhere between the shortcut
tray or the bottom menu to display
the Browse menu.
Root Directory : To access, touch
anywhere in the center area of the
display. The root directory is treated
as a folder. All files contained directly
under the root directory are accessed
prior to any root directory folders.
No Folder : When the CD only
contains compressed audio files
without any folders or playlists, all
files are under the root folder.
File System and Naming : The song
titles, artists, albums, and genres are
taken from the file's ID3 tag and are
only displayed if present in the tag.
If a song title is not present in the ID3
tag, the radio displays the file name as
the track name.
USB Port
Audio from videos stored on a USB
device may be listened to while the
vehicle is in a forward gear. Videos
can be watched while the vehicle is in
P (Park). Use play/pause or next/
previous to control the video or touch
the Browse display to show a list of
the current video filters.
These vehicles have two USB ports in
the center console. These ports are for
data and charging. There may also be
two USB ports on the rear seat trim
panel. These rear seat ports are for
charging only.
If equipped with Rear Seat
Infotainment (RSI), there may be two
USB ports in the rear media console
storage area.
Playing from a USB
A USB mass storage device can be
connected to the USB port.
Audio extensions supported by the
USB may include:
MP3
AAC
OGG
AIFF
3GP
Gracenote
When plugging in a USB device,
Gracenote service builds voice tags for
music. Voice tags allow artists, albums
with hard to pronounce names, and
nicknames to be used to play music
through voice recognition.
While indexing, infotainment features
may be available.
My Media Library
MyMedia is only available when more
than one indexed device is connected.
It allows access to content from all
indexed media sources. MyMedia will
show as an available source in the
Source page.
USB MP3 Player and USB Devices
The USB MP3 players and USB devices
connected must comply with the USB
Mass Storage Class specification
(USB MSC).
To play a USB device:
1. Connect the USB.
2. Press on the console controls
or touch the Audio icon from the
Home Page.