audio GMC SIERRA 2018 Owner's Guide

GMC Sierra/Sierra Denali Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-11349177) - 2018 - CRC - 10/17/17
216 Infotainment System
versions over 1.2 must be
registered and connected to the
product.
. From the cell phone or Bluetooth
device, find the Bluetooth device
type to set/connect the item as a
stereo headset.
.
ewill appear on the screen if
the stereo headset is
successfully connected.
. The sound played by the
Bluetooth device is delivered
through the infotainment system.
. Bluetooth music can be played
only when a Bluetooth device
has been connected. To play
Bluetooth music, connect the
Bluetooth phone to the
infotainment system.
. If the Bluetooth device is
disconnected while playing
phone music, the music is
discontinued. The audio
streaming function may not be
supported in some Bluetooth
phones. Only one function can
be used at a time between the
Bluetooth hands-free or Phone music function. For example,
if you convert to Bluetooth
hands-free while playing Phone
music, the music is
discontinued. Playing music from
the vehicle is not possible when
there are no music files stored in
the cell phone.
Playing Bluetooth Music
1. Press
{.
2. Touch AUDIO.
3. Touch Source.
4. Touch Bluetooth.
Pause
Touch
jto pause.
Touch
rto resume.
Playing the Next Song
Touch
l.
Playing the Previous Song
Touch
gwithin two seconds of
playback time to play the
previous song. Returning to the Beginning of the
Current Song
Touch
gafter two seconds of
playback time.
Search
Touch and hold
gorlto rewind
or fast forward.
Playing Music Randomly
Touch
Zduring playback. Touch
again to return to normal play.
This function may not be supported
depending on the Bluetooth device.
Do not change the track too quickly
when playing Bluetooth music.
Conditions that may occur when
playing Bluetooth music:
. It takes time to transmit data
from the Bluetooth device to the
infotainment system.
. If the cell phone or Bluetooth
device is not in the waiting
screen mode, it may not
automatically play.

GMC Sierra/Sierra Denali Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-11349177) - 2018 - CRC - 10/17/17
Infotainment System 217
.The infotainment system
transmits the order to play from
the Bluetooth device in the
Bluetooth music play mode.
If this is done in a different
mode, then the device transmits
the order to stop. Depending on
the Bluetooth device options,
this order to play/stop may take
time to activate.
. If the Bluetooth music playback
is not functioning, then check to
see if the Bluetooth device is in
the waiting screen mode.
. Sounds may be cut off during
the Bluetooth music playback.
. The infotainment system outputs
the audio from the cell phone or
Bluetooth device as it is
transmitted.
Apple CarPlay and
Android Auto
If equipped, Android Auto and/or
Apple CarPlay capability may be
available through a compatible
smartphone. If available, PROJECTION will appear on the
Home Page of the infotainment
display.
To use Android Auto or Apple
CarPlay:
1. Download the Android Auto app to your phone from the
Google Play store. No app is
required for Apple CarPlay.
2. Connect an Android phone or iPhone by using the compatible
phone USB cable and plugging
into a USB data port. For best
performance, use the device’ s
factory-provided USB cable.
Aftermarket or third-party
cables may not work.
3. When the phone is first connected to activate Apple
CarPlay or Android Auto, the
message “Device Projection
Privacy Consent” will appear.
. Select Continue to launch
Apple CarPlay or
Android Auto. .
Select Disable to remove
Apple CarPlay and Android
Auto capability from the
vehicle Settings menu.
Other functions may
still work.
PROJECTION on the Home Page
will change to Android Auto or Apple
CarPlay depending on the phone.
Android Auto and/or Apple CarPlay
may automatically launch upon USB
connection. If not, touch the
ANDROID AUTO and/or APPLE
CARPLAY icon on the Home Page
to launch.
Press
{on the center stack to
return to the Home Page.
For further information on how to set
up Android Auto and Apple CarPlay
in the vehicle, see my.gmc.com or
see Customer Assistance Offices
0 467.

GMC Sierra/Sierra Denali Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-11349177) - 2018 - CRC - 10/17/17
260 Driving and Operating
.Pressing the accelerator more
than one-quarter of the
way down.
. Turning the ignition off.
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 Outlets0133.
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
cold weather conditions at or below
−18 °C (0 °F). Vehicles with an
engine heater should be plugged in
at least four hours before starting.
An internal thermostat in the
plug-end of the cord may exist,
which will prevent engine coolant
heater operation at temperatures
above −18 °C (0 °F).
If the vehicle has a diesel engine,
see the Duramax diesel
supplement.
{Warning
Do not plug in the engine block
heater while the vehicle is parked
in a garage or under a carport.
Property damage or personal
injury may result. Always park the
vehicle in a clear open area away
from buildings or structures.

GMC Sierra/Sierra Denali Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-11349177) - 2018 - CRC - 10/17/17
OnStar 485
OnStar Additional
Information
OnStar Smart Driver
OnStar Smart Driver provides
information about driving behavior to
help maximize overall vehicle
performance, reduce wear and tear,
and enhance fuel efficiency. An
Insurance Discounts Eligibility
feature is also offered within OnStar
Smart Driver. See www.onstar.com
for details regarding vehicle
eligibility and system limitations.
OnStar, General Motors, and their
affiliates are not insurance
providers. Obtain insurance only
from licensed insurance providers.
In-Vehicle Audio Messages
Audio messages may play important
information at the following times:
.Prior to vehicle purchase.
Press
Qto set up an account.
. With the OnStar Basic Plan,
every 60 days. .
After change in ownership and
at 90 days.
Transferring Service
PressQto request account transfer
eligibility information. The Advisor
can cancel or change account
information.
Selling/Transferring the
Vehicle
Call 1-888-4ONSTAR
(1-888-466-7827) immediately to
terminate your OnStar services if
the vehicle is disposed of, sold,
transferred, or if the lease ends.
Reactivation for Subsequent
Owners
PressQand follow the prompts to
speak to an Advisor as soon as
possible. The Advisor will update
vehicle records and explain OnStar
service options.
How OnStar Service Works
Automatic Crash Response,
Emergency Services, Crisis Assist,
Stolen Vehicle Assistance, Advanced Vehicle Diagnostics,
Remote Services, Roadside
Assistance, Turn-by-Turn
Navigation, and Hands-Free Calling
are available on most vehicles. Not
all OnStar services are available
everywhere or on all vehicles. For
more information, a full description
of OnStar services, system
limitations, and OnStar User Terms,
Privacy Statement, and Software
Terms:
.
Call 1-888-4ONSTAR
(1-888-466-7827).
. See www.onstar.com (U.S.).
. See www.onstar.ca (Canada).
. Call TTY 1-877-248-2080.
. Press
Qto speak with an
Advisor.
OnStar services cannot work unless
the vehicle is in a place where
OnStar has an agreement with a
wireless service provider for service
in that area. The wireless service
provider must also have coverage,
network capacity, reception, and
technology compatible with OnStar

GMC Sierra/Sierra Denali Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-11349177) - 2018 - CRC - 10/17/17
492 Index
Antilock Brake System(ABS) (cont'd)
Warning Light . . . . . . . . . . . . . . . . . 152
Appearance Care
Exterior . . . . . . . . . . . . . . . . . . . . . . . 435
Interior . . . . . . . . . . . . . . . . . . . . . . . . 441
Apple CarPlay and Android Auto . . . . . . . . . . . . . . . . . . 217
Assistance Program,
Roadside . . . . . . . . . . . . . . . . . . . . . . 469
Assistance Systems for Driving . . . . . . . . . . . . . . . . . . . . . . . . 292
Assistance Systems for
Parking and Backing . . . . . . . . . . 289
Audio Bluetooth . . . . . . . . . . . . . . . . . . . . . 204
Theft-Deterrent Feature . . . . . . . 187
Audio Players
CD . . . . . . . . . . . . . . . . . . . . . . . . . . . 195
Automatic Dimming Mirrors . . . . . . . . . . . . . . . . 50
Door Locks . . . . . . . . . . . . . . . . . . . . . 41
Forward Braking . . . . . . . . . . . . . . 294
Headlamp System . . . . . . . . . . . . 179
Transmission . . . . . . . . . . . . . . . . . 265
Transmission Fluid . . . . . . 354, 357
Automatic Transmission
Manual Mode . . . . . . . . . . . . . . . . . 268 Automatic Transmission (cont'd)
Shift Lock Control Function
Check . . . . . . . . . . . . . . . . . . . . . . . 374
Auxiliary
Roof Mounted Lamp . . . . . . . . . . 182
Auxiliary Jack . . . . . . . . . . . . . . . . . . . 203
Avoiding Untrusted Media Devices . . . . . . . . . . . . . . . . . . . . . . . 195
Axle, Front . . . . . . . . . . . . . . . . . . . . . . 370
Axle, Rear . . . . . . . . . . . . . . . . . . . . . . 371
B
Battery Exterior Lighting Battery
Saver . . . . . . . . . . . . . . . . . . . . . . . 185
Load Management . . . . . . . . . . . . 184
Power Protection . . . . . . . . . . . . . 185
Battery - North America . . . . 369, 426
Blade Replacement, Wiper . . . . . 375
Blind Spot Mirrors . . . . . . . . . . . . . . . 50
Bluetooth Overview . . . . . . . . . . . . . . . . 211, 213
Bluetooth Audio . . . . . . . . . . . . . . . . 204
Brake Pedal and AdjustableThrottle . . . . . . . . . . . . . . . . . . . . . . 256
System Warning Light . . . . . . . . 152
Brakes . . . . . . . . . . . . . . . . . . . . . . . . . . 367 Brakes (cont'd)
Antilock . . . . . . . . . . . . . . . . . . . . . . . 280
Assist . . . . . . . . . . . . . . . . . . . . . . . . . 281
Fluid . . . . . . . . . . . . . . . . . . . . . . . . . . 368
Parking . . . . . . . . . . . . . . . . . . . . . . . 281
Braking . . . . . . . . . . . . . . . . . . . . . . . . . 236 Automatic Forward . . . . . . . . . . . 294
Break-In, New Vehicle . . . . . . . . . . 255
Bulb Replacement Center High-MountedStoplamp (CHMSL) and
Cargo Lamp . . . . . . . . . . . . . . . . . 380
Halogen Bulbs . . . . . . . . . . . . . . . . 378
Headlamp Aiming . . . . . . . . . . . . . 377
Headlamps . . . . . . . . . . . . . . . . . . . 378
High Intensity Discharge (HID) Lighting . . . . . . . . . . . . . . . 378
Taillamps, Turn Signal,
Stoplamps, and Back-up
Lamps . . . . . . . . . . . . . . . . . . . . . . 378
Buying New Tires . . . . . . . . . . . . . . . 408
C
Calibration . . . . . . . . . . . . . . . . . . . . . . 131
California Fuel Requirements . . . . . . . . . . . 300