Usb Port (Base Radio) - GMC 2016 Sierra Owner's Manual

If the CD is not playing correctly for
any other reason, try a known
good CD.
If any error continues, contact your
dealer.
Playing an MP3 CD
To play an MP3 CD, follow the same
instructions as Playing an
Audio CD.
The following guidelines must be
met when creating an MP3 disc,
otherwise the CD might not play:
Sampling rate: 16 kHz,
22.05 kHz, 24 kHz, 32 kHz,
44.1 kHz, and 48 kHz.
Bit rates supported: 8, 16, 24,
32, 40, 48, 56, 64, 80, 96, 112,
128, 144, 160, 192, 224, 256,
and 320 kbps.
Maximum number of folders:
eight folders with 255 files per
folder.
Maximum of 1,000 files on
a disc.
Recorded on a CD-R or CD-RW.
Root Directory
The root directory is treated as a
folder. All files contained directly
under the root directory are
accessed prior to any root directory
folders.
Empty Folders
If a root directory or folder is empty
or contains only folders, the player
advances to the next folder in the
file structure that contains a
compressed audio file. The empty
folder(s) are not displayed or
numbered.
No Folder
When the CD only contains
compressed audio files without any
folders, all files are under the root
folder.

USB Port (Base Radio)

Playing from a USB
A USB mass storage device or
Media Transfer Protocol (MTP)
device can be connected to the
USB port.
Infotainment System
The vehicle may have USB ports in
the front of the center console,
armrest, or one in the upper glove
box. See Center Console Storage
0 118 and Glove Box 0 117.
USB MP3 Player and USB Drives
The USB MP3 players and USB
drives connected must comply
with the USB Mass Storage
Class specification (USB MSC).
Hard disk drives are not
supported.
Supported file system is FAT32.
To play a USB device:
Connect the USB.
Press MEDIA on the faceplate
until the connected device is
shown.
While the USB source is active,
press the corresponding faceplate
button for the icons on the screen to
operate USB function:
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