
GMC Sierra/Sierra Denali Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-9955992) - 2017 - crc - 5/3/16
194 Infotainment System
The vehicle may have USB ports in
the front of the center console,
armrest, or one in the upper glove
box. SeeCenter Console Storage
0 109 andGlove Box 0108.
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:
.
t
.u
.j/r
.Z
For information on how to use the
screen icons, see “Playing an
Audio CD.”
USB Menu
Press MENU to display the USB
menu and the following may display:
Browse : Select to display the files
and folders on the USB device.
Tone Settings : Select to adjust
Bass, Midrange, Treble, Balance,
Fade, and EQ (Equalizer). See
“Tone Settings” inAM-FM Radio
(Base Radio with Touchscreen)
0 186 orAM-FM Radio (Base
Radio) 0184.
Auto Volume : If equipped, see
“Auto Volume” inAM-FM Radio
(Base Radio with Touchscreen)
0 186 orAM-FM Radio (Base
Radio) 0184.
EQ (Equalizer) : If equipped, this
feature adjusts the equalizer
settings. See “EQ (Equalizer)
Settings” inAM-FM Radio (Base
Radio with Touchscreen) 0186 or
AM-FM Radio (Base Radio) 0184.
Playing from an iPod®/iPad®/
iPhone®
This feature supports the following
devices:
. iPod nano
®(1st, 2nd, 3rd, and
4th generation)
. iPod with video (5.0 and 5.5
generation)
. iPod classic
®(6th generation)
. iPod touch
®(1st and 2nd
generation)
. iPad
. iPhone 3G, iPhone 3GS,
iPhone 4
There may be problems with
operation and function in the
following situations:
. When connecting a device with
a more recent version of the
firmware installed than is
supported by the infotainment
system.
. When connecting a device on
which firmware from other
providers is installed.

GMC Sierra/Sierra Denali Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-9955992) - 2017 - crc - 5/3/16
Infotainment System 195
To connect and control a device:1. Connect one end of the standard USB cable to the
device's dock connector.
2. Connect the other end to a USB port in the center console.
See Center Console
Storage 0109.
3. Press MEDIA to select the source.
The music information displays on
the radio’s display and begins
playing through the vehicle’s audio
system.
The device battery recharges
automatically while the vehicle is on.
When the vehicle is off while a
device is connected using the USB
cable, the device battery stops
charging and the device will
automatically turn off.
If the device is an unsupported
model, it can still be listened to in
the vehicle by connecting to the
auxiliary input jack using a standard
3.5 mm (1/8 in) stereo cable. Menu
Press MENU to display the device
Menu and the following may display:
Browse :
Select to display the files
or songs on the device. See
“Browse Device Media” later in this
section.
Tone Settings : Select to adjust
Bass, Midrange, Treble, Balance,
Fade, and EQ (Equalizer). See
“Tone Settings” inAM-FM Radio
(Base Radio with Touchscreen)
0 186 orAM-FM Radio (Base
Radio) 0184.
Auto Volume : If equipped, see
“Auto Volume ”in AM-FM Radio
(Base Radio with Touchscreen)
0 186 orAM-FM Radio (Base
Radio) 0184.
EQ (Equalizer) : If equipped, this
feature adjusts the Equalizer
settings. See “EQ (Equalizer)” in
AM-FM Radio (Base Radio with
Touchscreen) 0186 orAM-FM
Radio (Base Radio) 0184. Browse Device Media
Use the following to browse:
Playlists:
1. Turn MENU to highlight and press to view the playlists
stored on the device.
2. Turn MENU to highlight and press to select a playlist name
to view a list of all songs in the
playlist.
3. Turn MENU to highlight and press to select the song from
the list to begin playback.
Artists: 1. Turn MENU to highlight and press to view the artists stored
on the device.
2. Turn MENU to highlight and press to select an artist name
to view a list of all albums by
the artist.
3. Turn MENU to highlight and press to select an album name
to view a list of all songs on the
album.

GMC Sierra/Sierra Denali Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-9955992) - 2017 - crc - 5/3/16
202 Infotainment System
Viewing a Previous or Next
Picture
Touch
SorTfrom the picture
screen.
Rotating a Picture
Touch
wfrom the picture screen.
Enlarging a Picture
Touch
xfrom the picture screen.
Using the USB Picture Menu 1. Touch MENU from the picture screen.
2. Touch the appropriate menu: .Slide Show Time: Allows
selection of the slide show
interval.
. Clock, Temp. Display:
Allows selection of On or
Off to show the clock and
temperature on the full
screen.
. Display Settings: Adjusts
for Brightness and Contrast.
3. Touch
0to exit.
Auxiliary Jack
This vehicle may have an AUX jack
in the center console or armrest.
See Center Console Storage 0109.
Possible auxiliary audio sources
include:
. Laptop computer
. Audio music player
This jack is not an audio output. Do
not plug headphones into the
auxiliary input jack. Auxiliary
devices should be set up while the
vehicle is in P (Park).
Connect a 3.5 mm (1/8 in) cable
from the auxiliary device to the
auxiliary input jack.
If an auxiliary device has already
been connected, but a different
source is currently active, press the
MEDIA faceplate button repeatedly
to scroll through all of the available
audio source screens, until the AUX
source screen is shown.
Base Radio
Playing from the AUX Jack
An auxiliary device is played
through the audio system and
controlled through the device itself.
AUX Menu
Press the MENU knob to display the
AUX menu and the following may
display:
Tone Settings : Select to adjust
Bass, Midrange, Treble, Balance,
Fade, and EQ (Equalizer). See
“Tone Settings” inAM-FM Radio
(Base Radio with Touchscreen)
0 186 orAM-FM Radio (Base
Radio) 0184.
Auto Volume : If equipped, see
“Playing an Audio CD.”
DSP : If equipped, this feature
adjusts the pre-defined settings.
See “DSP” inAM-FM Radio (Base
Radio with Touchscreen) 0186 or
AM-FM Radio (Base Radio) 0184.

GMC Sierra/Sierra Denali Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-9955992) - 2017 - crc - 5/3/16
262 Driving and Operating
To control the fast idle:
.To enable the Fast Idle System,
press and release the cruise
control on/off button and ensure
that the switch indicator light
is lit.
. Press and release the cruise
control SET- button. Engine
speed will be held at
approximately 1200 rpm.
One of the following actions will turn
off the fast idle:
. Pressing the brake.
. Selecting the cruise control
cancel button.
. Releasing the parking brake.
. Moving the transmission shift
lever out of P (Park) or
N (Neutral).
. Selecting the cruise control on/
off button when it was
previously on.
. Pressing the cruise control SET-
button a second time. .
Pressing the accelerator more
than one-quarter of the
way down.
. Turning the ignition switch to the
LOCK/OFF position.
Retained Accessory
Power (RAP)
The following vehicle accessories
can be used for up to 10 minutes
after the engine is turned off:
.Audio System
. Power Windows
. OnStar System (if equipped)
. Sunroof (if equipped)
These features work when the key
is in ON/RUN or ACC/
ACCESSORY. Once the key is
turned from ON/RUN to LOCK/OFF,
the windows and sunroof continue
to work up to 10 minutes or until any
door is opened. The radio continues
to work for up to 10 minutes or until
the driver door is opened. Accessory Power Outlets (APOs)
The vehicle may have Accessory
Power Outlets (APOs) in several
locations. See
Power Outlets0117.
The APOs in the console or center
seat position are powered by
Retained Accessory Power (RAP).
They will continue to work for up to
10 minutes after the key is turned
from ON/RUN to LOCK/OFF, or until
the driver door is opened.
The APOs on the center stack come
from the factory powered directly
from the vehicle battery, and supply
accessory power at all times,
regardless of ignition key position.
If electronic items are left plugged
into these APOs for long periods of
time with the vehicle off, the vehicle
battery could be drained. The
vehicle may not start if the battery is
allowed to drain for an extended
period of time.
Engine Coolant Heater
The engine heater can provide
easier starting and better fuel
economy during engine warm-up in

GMC Sierra/Sierra Denali Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-9955992) - 2017 - crc - 5/3/16
Index 483
California (cont'd)Perchlorate Materials
Requirements . . . . . . . . . . . . . . . 341
California
Proposition
65 Warning . . . . . . . . . .340, 366, 418
Canadian Vehicle Owners . . . . . . . . 2
Capacities and Specifications . . . . . . . . . . . . . . . . . 453
Carbon Monoxide Engine Exhaust . . . . . . . . . . . . . . . 266
Tailgate . . . . . . . . . . . . . . . . . . . . . . . . . 36
Winter Driving . . . . . . . . . . . . . . . . 248
Cargo
Tie-Downs . . . . . . . . . . . . . . . . . . . . .110
Cargo Lamp . . . . . . . . . . . . . . . . . . . . 172
Caution, Danger, and Warning . . . . 3
CD Player . . . . . . . . . . . . . . . . . . . . . . 191
Center Console Storage . . . . . . . . 109
Center High-Mounted Stoplamp (CHMSL) and
Cargo Lamp . . . . . . . . . . . . . . . . . . . 375
Chains, Tire . . . . . . . . . . . . . . . . . . . . 405
Charging
Wireless . . . . . . . . . . . . . . . . . . . . . . .118
Charging System Light . . . . . . . . . 132
Check Ignition Transmission Lock . . . 371 Check (cont'd)
Malfunction Indicator
Engine Light . . . . . . . . . . . . . . . . 133
Child Restraints
Infants and Young Children . . . . . 83
Lower Anchors and Tethersfor Children . . . . . . . . . . . . . . . . . . . 88
Older Children . . . . . . . . . . . . . . . . . . 81
Securing . . . . . . . . . . . . . . . . . . . . 95, 98
Systems . . . . . . . . . . . . . . . . . . . . . . . . 85
Cleaning Exterior Care . . . . . . . . . . . . . . . . . 427
Interior Care . . . . . . . . . . . . . . . . . . 432
Climate Control Systems
Dual Automatic . . . . . . . . . . . . . . . 231
Clock . . . . . . . . . . . . . . . . . . . . . . . . . . . 115
Cluster, Instrument . . . . . . . . . . . . . 121
Collision Damage Repair . . . . . . . 464
Compartments Storage . . . . . . . . . . . . . . . . . . . . . . . 108
Compass . . . . . . . . . . . . . . . . . . . . . . . 115 Messages . . . . . . . . . . . . . . . . . . . . 146
Connections
OnStar
®. . . . . . . . . . . . . . . . . . . . . . 473
Control . . . . . . . . . . . . . . . . . . . . . . . . . 286 Traction and ElectronicStability . . . . . . . . . . . . . . . . . . . . . 284 Control Light
Hill Descent . . . . . . . . . . . . . . . . . . 136
Control of a Vehicle . . . . . . . . . . . . . 239
Convex Mirrors . . . . . . . . . . . . . . . . . . 41
Coolant Engine . . . . . . . . . . . . . . . . . . . . . . . . 357
Engine Temperature Gauge . . 127
Engine TemperatureWarning Light . . . . . . . . . . . . . . . 138
Cooling System . . . . . . . . . . . . . . . . . 356 Engine Messages . . . . . . . . . . . . 146
Courtesy Transportation Program . . . . . . . . . . . . . . . . . . . . . . . 463
Cruise Control . . . . . . . . . . . . . . . . . . 287 Light . . . . . . . . . . . . . . . . . . . . . . . . . . 140
Cupholders . . . . . . . . . . . . . . . . . . . . . 108
Customer Assistance . . . . . . . . . . . 460
Offices . . . . . . . . . . . . . . . . . . . . . . . . 459
Text Telephone (TTY)Users . . . . . . . . . . . . . . . . . . . . . . . 460
Customer Information
Service PublicationsOrdering Information . . . . . . . . 466
Customer Satisfaction Procedure . . . . . . . . . . . . . . . . . . . . . 457

GMC Sierra/Sierra Denali Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-9955992) - 2017 - crc - 5/3/16
Index 491
Shift Lock Control FunctionCheck, Automatic
Transmission . . . . . . . . . . . . . . . . . . 371
Shifting Into Park . . . . . . . . . . . . . . . . . . . . . . 264
Out of Park . . . . . . . . . . . . . . . . . . . 265
Signals, Turn and
Lane-Change . . . . . . . . . . . . . . . . . 170
Snow Plow . . . . . . . . . . . . . . . . . . . . . 334
Software Updates . . . . . . . . . . . . . . 184
Special Application Services . . . . 444
Specifications and Capacities . . . . . . . . . . . . . . . . . . . . . 453
Speedometer . . . . . . . . . . . . . . . . . . . 125
StabiliTrak OFF Light . . . . . . . . . . . . . . . . . . . . . 137
Start Assist, Hill . . . . . . . . . . . . . . . . . 283
Start Vehicle, Remote . . . . . . . . . . . 33
Starter Switch Check . . . . . . . . . . . 371
Starting the Engine . . . . . . . . . . . . . 260
Steering . . . . . . . . . . . . . . . . . . . . . . . . 240 Fluid, Power . . . . . . . . . . . . . . . . . . 363
Heated Wheel . . . . . . . . . . . . . . . . .114
Wheel Adjustment . . . . . . . . . . . . .113
Wheel Controls . . . . . . . . . . . . . . . .113
Steering System Messages . . . . . 151
Steps Power Assist . . . . . . . . . . . . . . . . . . . 37 Stoplamps and Back-up Lamps
Bulb Replacement . . . . . . . . . . . . 374
Storage Areas Center Console . . . . . . . . . . . . . . . 109
Floor Console . . . . . . . . . . . . . . . . .110
Glove Box . . . . . . . . . . . . . . . . . . . . 108
Instrument Panel . . . . . . . . . . . . . 108
Sunglasses . . . . . . . . . . . . . . . . . . . 109
Storage Compartments . . . . . . . . . 108
Stuck Vehicle . . . . . . . . . . . . . . . . . . . 249
Sun Visors . . . . . . . . . . . . . . . . . . . . . . . 48
Sunglass Storage . . . . . . . . . . . . . . . 109
Sunroof . . . . . . . . . . . . . . . . . . . . . . . . . . 48
Switches Airbag On-Off . . . . . . . . . . . . . . . . . . . 73
Symbols . . . . . . . . . . . . . . . . . . . . . . . . . . 3
System
Forward CollisionAlert (FCA) . . . . . . . . . . . . . . . . . . 293
Infotainment . . . . . . . . . . . . . 176, 470
Noise Control . . . . . . . . . . . . . . . . . 370
Systems Driver Assistance . . . . . . . . . . . . . 290
T
Tachometer . . . . . . . . . . . . . . . . . . . . . 125
Tailgate . . . . . . . . . . . . . . . . . . . . . . . . . . 36 Taillamps
Bulb Replacement . . . . . . . . . . . . 374
Text Telephone (TTY) Users . . . . 460
Theft-Deterrent Systems . . . . . . . . . 40 Immobilizer . . . . . . . . . . . . . . . . . . . . . 40
Throttle, Adjustable . . . . . . . . . . . . . 258
Time . . . . . . . . . . . . . . . . . . . . . . . . . . . . 115
Tires . . . . . . . . . . . . . . . . . . . . . . . . . . . . 383 All-Season . . . . . . . . . . . . . . . . . . . . 384
All-Terrain . . . . . . . . . . . . . . . . . . . . 385
Buying New Tires . . . . . . . . . . . . . 401
Chains . . . . . . . . . . . . . . . . . . . . . . . . 405
Changing . . . . . . . . . . . . . . . . . . . . . 408
Designations . . . . . . . . . . . . . . . . . 388
Different Size . . . . . . . . . . . . . . . . . 402
Full-Size Spare . . . . . . . . . . . . . . . 417
If a Tire Goes Flat . . . . . . . . . . . . 406
Inspection . . . . . . . . . . . . . . . . . . . . 397
Low Profile . . . . . . . . . . . . . . . . . . . 385
Messages . . . . . . . . . . . . . . . . . . . . 151
Pressure . . . . . . . . . . . . . . . . . . . . . . 393
Pressure Light . . . . . . . . . . . . . . . . 138
Pressure Monitor Operation . . 394
Pressure Monitor System . . . . . 393
Rotation . . . . . . . . . . . . . . . . . . . . . . 398
Sidewall Labeling . . . . . . . . . . . . . 385
Terminology and Definitions . . 389