2018 GMC SIERRA USB

GMC Sierra/Sierra Denali Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-11349177) - 2018 - CRC - 10/17/17
Infotainment System 189
4.6
.Radio: Press and release to
go to the next station or
channel. Press and hold to
fast seek the next strongest
station or channel.
. USB/Bluetooth Music/
Pictures: Press and hold to
go to the next content.
Press and hold to fast
forward.
5.
#
. Press and release to
access the phone screen,
answer an incoming call,
or access the device home
screen. Press and hold to
access Press to Talk.
Home Page
Touchscreen Buttons
Touchscreen buttons show on the
screen when available. When a
function is unavailable, the button
may gray out. When a function is
selected, the button may highlight.
Home Page Features
Press{to go to the Home Page.
Audio : Touch to select AM, FM,
SiriusXM (if equipped), USB/iPod/
Bluetooth Audio, or AUX.
Gallery : Touch to view a picture or
movie.
Phone : Touch to activate the
phone features (if equipped).
See Bluetooth (Overview) 0211 or
Bluetooth (Infotainment Controls)
0 213.
Projection : Touch to access USB
supported devices when connected.
See USB Port 0197. Settings :
Touch to access the
Personalization menu. See Vehicle
Personalization 0165.
Climate : Touch to access the
Climate menu. See Climate Control
Systems (with Heater Only) 0224 or
Climate Control Systems (with Air
Conditioning) 0226.
OnStar : If equipped, touch to
access the OnStar menu. See
OnStar Overview 0479.
Software Updates
Over-the-Air Software Updates
If equipped, the infotainment system
can download and install select
software updates over a wireless
connection. The system will prompt
for certain updates to be
downloaded and installed. There is
also an option to check for updates
manually.

GMC Sierra/Sierra Denali Owner Manual (GMNA-Localizing-U.S./Canada/
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Infotainment System 195
Audio Players
Avoiding Untrusted Media
Devices
When using media devices such as
CDs, DVDs, Blu-ray Discs, SD
cards, USB devices, and mobile
devices, consider the source.
Untrusted media devices could
contain files that affect system
operation or performance. Avoid use
if the content or origin cannot be
trusted.
CD Player
If the vehicle is equipped with a CD
player, it can be used for CD and
MP3 audio.
With the vehicle on, insert a disc
into the slot, label side up. Press the
MEDIA button to select CD as a
source.
The system is capable of
playing most:
.Audio CDs
. CD-R .
CD-RW
. MP3 or unprotected WMA
formats
When playing any compatible
recordable disc, the sound quality
can be reduced due to disc quality,
the method of recording, the quality
of the music that has been
recorded, or the way the disc has
been handled.
There can be increased skipping,
difficulty in finding tracks, and/or
difficulty in loading and ejecting.
If these problems occur, check the
disc for damage or try a known
good disc.
To avoid damage to the CD player:
. Do not use scratched or
damaged discs.
. Do not apply labels to discs. The
labels could get caught in the
player.
. Insert only one disc at a time.
. Keep the loading slot free of
foreign materials, liquids, and
debris. .
Use a marking pen to label the
top of the disc.
Loading and Ejecting Discs
To load a disc:
1. Turn the vehicle on.
2. Insert a disc into the slot, label side up. The player pulls it in
the rest of the way. If the disc
is damaged or improperly
loaded, there is an error and
the disc ejects.
Playing an Audio CD
Press MEDIA until CD is selected.
On the CD main page, either a track
number displays at the beginning of
each track, or Song, Artist, and
Album information displays when
available.
Use the following screen controls to
play the disc:
t:While on the CD main page:
. Touch to seek to the beginning
of the current or previous track.
If the track has been playing for
less than five seconds, it seeks

GMC Sierra/Sierra Denali Owner Manual (GMNA-Localizing-U.S./Canada/
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Infotainment System 197
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
Using the USB Port
The infotainment system can play
music by connecting an auxiliary
device to the USB port. USB Support
If equipped, there are USB ports is
in the center stack below the climate
controls, in the glove box, in the
center console under the armrest,
and at the rear of the center
console. All ports use the USB 2.0
standard.
USB Supported Devices
.
USB Flash Drives
. Portable USB Hard Drives
Not all iPods and USB drives are
compatible with the USB port.
Make sure the iPod has the latest
firmware from Apple for proper
operation. iPod firmware can be
updated using the latest iTunes
application. See www.apple.com/
itunes.
For help with identifying your iPod,
go to www.apple.com/support.
The USB port can play both lower
and upper case .mp3, .wma, .ogg,
and .wav files stored on a USB
storage device.

GMC Sierra/Sierra Denali Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-11349177) - 2018 - CRC - 10/17/17
198 Infotainment System
Supported Apple Devices
To view supported devices in U.S.,
see www.my.gmc.com\learn.
To view supported devices in
Canada, see www.gmcowner.ca.
To view supported devices in
Mexico, see your dealer.
USB Supported File and Folder
Structure
The infotainment system supports:
.FAT16.
. FAT32.
. exFAT.
Connecting a USB Storage
Device or iPod/iPhone
To connect a USB storage device,
connect the device to the USB port.
To connect an iPod/iPhone, connect
one end of the device’ s cable to the
iPod/iPhone and the other end to
the USB port.
The iPod/iPhone charges while it is
connected to the vehicle if the
ignition is on or in ACC/ ACCESSORY. See
Ignition
Positions 0256. When the vehicle is
turned off, the iPod/iPhone
automatically powers off and will not
charge or draw power from the
vehicle's battery.
For more information on USB
usage, see “Audio System
Information” following.
Audio System Information
The infotainment system can play
the music files contained in the USB
storage device or iPod/iPhone
products.
Using MP3/WMA/OGG/WAV Files
.
Music files with .mp3, .wma,
.ogg, and .wav file name
extensions can be played.
. MP3 files that can be played: Bit
rate: 8 kbps to 320 kbps.
Sampling frequency: 48 kHz,
44.1 kHz, 32 kHz, 24 kHz, 22.05
kHz, and 16 kHz.
. Files with a bit rate above
128 kbps will result in higher
quality sound. .
ID3 Tag information for MP3
files, such as the album name
and the artist, can be played.
. To display album title, track title,
and artist information, the file
should be compatible with the
ID3 Tag V1 and V2 formats.
Using USB Storage Devices and
iPod/iPhone
. Use a USB or flash memory type
storage device. Do not connect
using a USB adaptor.
. Do not connect and reconnect
the USB device repeatedly in a
short time, as this may cause
static electricity and problems
using the device.
. Use a USB device with a metal
connecting terminal.
. Connection with i-Stick Type
USB storage devices may be
faulty due to vehicle vibration.
. Do not touch the USB
connecting terminal.

GMC Sierra/Sierra Denali Owner Manual (GMNA-Localizing-U.S./Canada/
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.Only USB storage devices
formatted in FAT16/32 or exFAT
file systems are recognized.
NTFS and other file systems are
not recognized.
. The time it takes to process files
will depend on the USB storage
device type and capacity, and
the type of files stored.
. Some USB storage device files
may not be compatible.
. Up to two USB devices and one
iPod can be played through a
USB hub. All devices may not be
supported, depending on the
performance of the USB hub.
If there is not enough power
supply, it may not operate
normally.
. Do not disconnect the USB
storage device while it is playing.
This may cause damage to the
product or affect the
performance of the USB device.
. Disconnect the USB storage
device when the ignition is
turned off. If the ignition is turned
on while the USB device is connected, the USB device may
be damaged or may not operate
normally.
. USB storage devices can only
be connected for playing music,
viewing photo files,
or upgrading.
. Do not use the USB terminal to
charge USB accessory
equipment. The heat generated
may cause performance issues
or damage.
. Music files to which Digital Right
Management (DRM) is applied
cannot be played.
. USB storage device that are in
capacity with a limit of 5,000
files, such as music, photo,
video, 15 stages of folder
structure. Normal usage cannot
be guaranteed for a storage
device that exceeds this limit.
The iPod/iPhone can play all
music files that are supported.
The music file lists will only
display up to 5,000 files on the
screen. These files are sorted in
alphabetical order. .
Some iPod/iPhone product
models may not support the
connectivity or functionality of
this product.
. Only connect the iPod/iPhone
with connection cables
supported by iPod/iPhone
products. Other connection
cables cannot be used.
. The iPod/iPhone may be
damaged if it is connected to the
vehicle with the ignition on.
When not in use, disconnect the
iPod/iPhone.
. When the iPod/iPhone is
connected to the USB port by
using the iPod/iPhone cable, the
Bluetooth music is not
supported.
. The iPod/iPhone playback
functions and the information
displayed may be different when
played on the infotainment
system.

GMC Sierra/Sierra Denali Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-11349177) - 2018 - CRC - 10/17/17
200 Infotainment System
.Refer to the table for the
classification items related to the
search function provided by the
iPod/iPhone.
USB Player
Playing Music from a USB Device
. Connect the USB device to the
USB port.
. Play will start automatically after
the system has finished reading
the USB device.
. If a non-readable USB device is
connected, an error message
displays and the system will
switch to the previous audio
function.If the USB device is already
connected:
.Press
{.
. Touch AUDIO.
. Touch Source.
. Touch USB.
To stop the USB device and select
another media source, touch
Source, then select the other
source.
To remove the USB device, select
another function, then remove the
USB device.
Pause
. Touch
jto pause.
. Touch
rto resume. Changing to Next/Previous Files
.
Touch
lto change to the
next file.
. Touch
gwithin five seconds of
the playback time to play the
previous file.
Returning to the Beginning of the
Current File
Touch
gafter five seconds of the
playback time.
Scanning Forward or Backward
Touch and hold
gorlduring
playback to rewind or fast forward.
Release the button to resume
playback at normal speed.
Playing a File Randomly
Touch
Zduring playback.
. ON: Plays all files randomly.
. OFF: Returns to normal
playback.
Using the USB Music Menu
. Touch Menu during playback.

GMC Sierra/Sierra Denali Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-11349177) - 2018 - CRC - 10/17/17
Infotainment System 201
.Touch the desired menu.
Browse Music 1. Touch Browse Music.
2. Touch the desired music.
Tone Settings
. Touch Tone Settings. The Tone
Settings menu is displayed. See
“Tone Settings” inAM-FM Radio
0 190.
Auto Volume
. Touch Auto Volume. The Auto
Volume menu is displayed. See
“Auto Volume” inAM-FM Radio
0 190.
Traffic Program (If Equipped)
. Touch On or Off. MTP (Media Transfer Protocol)
.
Connect a MTP supported
device.
. Play will start automatically after
the system has finished reading
the MTP device.
. If a non-readable MTP device is
connected, an error message
displays and the system will
switch to the previous audio
function.
iPod/iPhone Player
This feature is limited to models
supporting the iPod/iPhone
connection.
Playing Music Files
. Connect the iPod/iPhone to the
USB port.
. Play will start from the previously
played point after the system
has finished reading the USB
device. .
If a non-readable USB device is
connected, an error message
displays and the system will
switch to the previous audio
function.
If the iPod/iPhone is already
connected:
1. Press
{.
2. Touch AUDIO.
3. Touch Source.
4. Touch iPod.
To stop the device and select
another media source, touch
Source, then select the other
source.
To remove the device, select
another function, then remove the
device.
Pause
. Touch
jto pause.
. Touch
rto resume.
Changing to Next/Previous Song
. Touch
lto change to the
next song.

GMC Sierra/Sierra Denali Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-11349177) - 2018 - CRC - 10/17/17
202 Infotainment System
.Touchgwithin two seconds of
the playback time to play the
previous file.
Returning to the Beginning of the
Current File
Touch
gafter two seconds of the
playback time.
Scanning Forward or Backward
Touch and hold
gorlduring
playback to rewind or fast forward.
Release the button to resume
playback at normal speed.
Playing a File Randomly
Touch
Zduring playback.
. ON: Plays all files randomly.
. OFF: Returns to normal
playback.
Using the iPod Menu
. Touch Menu during playback.
. Touch the appropriate
play mode.
Browse Music 1. Touch Browse Music. 2. Touch the desired music.
Tone Settings
. Touch Tone Settings. The Tone
Settings menu is displayed. See
“Tone Settings” inAM-FM Radio
0 190.
Auto Volume
. Touch Auto Volume. The Auto
Volume menu is displayed. See
“Auto Volume” inAM-FM Radio
0 190.
Picture System Information
The infotainment system can view
picture files stored on a USB
storage device and devices that
support Media Transfer
Protocol (MTP).
.
Supported file extensions: .jpg,
.bmp, .png, .gif.
. Animated GIF files are not
supported.
. Some files may not operate due
to a different recording format or
the condition of the file. Viewing Pictures
1. Connect the USB device to the USB port.
2. Touch the screen to open to full screen. Touch the screen again
to return to the previous
screen.
If the USB device is already
connected:
1. Press
{.
2. Touch GALLERY.
Some features are disabled while
the vehicle is in motion.
Viewing a Slide Show
1. Touch
zfrom the picture
screen.
2. Touch the screen to cancel the slide show during the slide
show playback.
Viewing a Previous or Next
Picture
Touch
SorTfrom the picture
screen.