
Black plate (30,1)GMC Sierra Owner Manual (GMNA Localizing-U.S/Canada/Mexico-
7299746) - 2015 - crc - 11/11/13
7-30 Infotainment System
Warning (Continued)
Taking your eyes off the road too
long or too often could cause a
crash resulting in injury or death.
Focus your attention on driving.
Vehicles with a Bluetooth system
can use a Bluetooth-capable cell
phone with a Hands-Free Profile to
make and receive phone calls. The
infotainment system and voice
recognition are used to control the
system. The system can be used
while in ON/RUN or ACC/
ACCESSORY. The range of the
Bluetooth system can be up to 9.1 m
(30 ft). Not all phones support all
functions and not all phones work
with the Bluetooth system. See
www.gm.com/bluetooth for more
information about compatible
phones.
Bluetooth Controls
Use the buttons on the instrument
panel, faceplate, and the steering
wheel to operate the Bluetooth
system.
Steering Wheel Controls
g(Press to Talk): Press to answer
incoming calls, confirm system
information, and start voice
recognition.
i(End Call): Press to end a call,
reject a call, or cancel an operation.
Press to mute or unmute the
infotainment system.
Infotainment System Controls
For information about how to
navigate the menu system using the
infotainment controls, see Overview
on page 7-2.
MENU: Turn to scroll through a list.
Press to select the highlighted list
option.
{(Home Page): Press to go to the
Home Page. See Home Page on
page 7-5. PHONE:
Select to enter the phone
main menu. See Bluetooth (Voice
Recognition - Base Radio) on
page 7-35 orBluetooth (Voice
Recognition - Base Connected
Radio) on page 7-44 orBluetooth
(Overview) on page 7-29 or
Bluetooth (Infotainment Controls -
Base Connected Radio) on
page 7-40 orBluetooth
(Infotainment Controls - Base
Radio) on page 7-31.
Voice Recognition
The voice recognition system uses
commands to control the system
and dial phone numbers.
Noise: The system may not
recognize voice commands if there
is too much background noise, such
as noise from open windows or loud
talking inside the vehicle.
When to Speak: A tone sounds to
indicate that the system is ready for
a voice command. Wait for the tone
and then speak.

Black plate (31,1)GMC Sierra Owner Manual (GMNA Localizing-U.S/Canada/Mexico-
7299746) - 2015 - crc - 11/11/13
Infotainment System 7-31
How to Speak:Speak clearly in a
calm and natural voice.
Audio System
When using the Bluetooth system,
sound comes through the vehicle's
front audio system speakers and
overrides the audio system. Use the
Oknob during a call to change the
volume level. The system maintains
a minimum volume level.
Bluetooth Audio Quality
Turn off the Echo and Noise
cancellation feature on your phone,
if supported, for the best hands-free
performance.
See www.gm.com/bluetooth.
Bluetooth (Infotainment
Controls - Base Radio)
For information about how to
navigate the menu system using the
infotainment controls, see Overview
on page 7-2.
Switching to Handset or
Hands-Free Mode
To switch between handset mode
and hands-free mode, use the
OnStar command, “transfer call.”
Pairing
A Bluetooth-enabled cell phone
must be paired to the Bluetooth
system and then connected to the
vehicle before it can be used. See
your cell phone manufacturer's user
guide for Bluetooth functions before
pairing the cell phone. If a Bluetooth
phone is not connected, calls can
be made using OnStar Hands-Free
Calling, if available. See OnStar
Overview on page 14-1, if equipped.
Pairing Information
.Up to five cell phones can be
paired to the Bluetooth system.
.The pairing process is disabled
when the vehicle is moving.
.Pairing only needs to be
completed once per phone,
unless the pairing information on the cell phone changes or the
cell phone is deleted from the
system.
.Only one paired cell phone can
be connected to the Bluetooth
system at a time.
.If multiple paired cell phones are
within range of the system, the
system connects to the first
available paired cell phone in the
order that they were newly
paired to the system. To connect
to a different paired phone, see
“Connecting to a Different
Phone”
later in this section.
Pairing a Phone or Device
1. From the Home Page, turn the MENU knob to access the
PHONE screen button, then
press the MENU knob to select
the PHONE screen button. If a
device has been previously
paired, the main Phone menu
will be shown. If no devices
have been paired, Step 2 can be
skipped.

Black plate (40,1)GMC Sierra Owner Manual (GMNA Localizing-U.S/Canada/Mexico-
7299746) - 2015 - crc - 11/11/13
7-40 Infotainment System
3. Say“Voice.” The system
responds “OK, accessing
The cell phone's normal prompt
messages will go through their cycle
according to the phone's operating
instructions.
Dual Tone Multi-Frequency
(DTMF) Tones
The Bluetooth system can send
numbers and the numbers stored as
name tags during a call. You can
use this feature when calling a
menu-driven phone system.
Account numbers can also be
stored for use.
Sending a Number or Name Tag
During a Call
1. Press
g. The system responds
“Ready,” followed by a tone.
2. Say “Dial.”
3. Say the number or name tag to send.
Clearing the System
Unless information is deleted out of
the in-vehicle Bluetooth system, it
will be retained indefinitely. This
includes all phone pairing
information. For information on how
to delete this information, see
“Deleting a Paired Phone.”
Bluetooth (Infotainment
Controls - Base
Connected Radio)
For information about how to
navigate the menu system using the
infotainment controls, see Overview
on page 7-2.
Switching to Handset or
Hands-Free Mode
To switch between handset or
hands-free mode, from the Home
Page select the PHONE to display
Call View.
.While the active call is
hands-free, press the Handset
screen button to switch to the handset mode. The screen
button changes to Hands-Free
once the Bluetooth device
confirms it is operating as
handset.
.While the active call is handset,
select the Hands-Free screen
button to switch to the
hands-free mode. The screen
button changes to Handset once
the Bluetooth device confirms it
is operating as hands-free.
Pairing
A Bluetooth-enabled cell phone
must be paired to the Bluetooth
system and then connected to the
vehicle before it can be used. See
your cell phone manufacturer's user
guide for Bluetooth functions before
pairing the cell phone. If a Bluetooth
phone is not connected, calls can
be made using OnStar Hands-Free
Calling, if available. See
OnStar
Overview on page 14-1.

Black plate (44,1)GMC Sierra Owner Manual (GMNA Localizing-U.S/Canada/Mexico-
7299746) - 2015 - crc - 11/11/13
7-44 Infotainment System
Call Waiting
Call waiting must be supported on
the Bluetooth phone and enabled by
the wireless service carrier to work.
Accepting a Call Waiting Call
To accept a call waiting call, do one
of the following:
.Press the button just below the
SWITCH screen button.
.Pressgon the steering wheel
controls.
Declining a Call Waiting Call
To decline a call waiting call, do one
of the following:
.Press the button just below the
IGNORE screen button.
.Pression the steering wheel
controls.
.Do nothing.
Ending a Call
To end a call, do one of the
following:
.Press the button just below the
END screen button.
.Pression the steering wheel
controls.
Dual Tone Multi-Frequency
(DTMF) Tones
The in-vehicle Bluetooth system can
send numbers during a call. This is
used when calling a menu-driven
phone system.
1. When a call is active, press the button just below the KEYPAD
screen button.
2. Turn the MENU knob to highlight the first digit and press to select.
If not initially in the phone
application, from the Home Page,
turn the MENU knob, then press to
select the PHONE screen button. From the PHONE main menu, turn
the MENU knob to highlight Active
Call and press to select.
Bluetooth (Voice
Recognition - Base
Connected Radio)
Using Bluetooth Voice
Recognition
To use voice recognition, press thegbutton on the steering wheel. Use
the commands below for the various
voice features. For additional
information, say “Help”while in a
voice recognition menu. See Voice
Recognition on page 7-22 for help
using voice recognition commands.
Making a Call
Calls can be made using the
following commands.

Black plate (49,1)GMC Sierra Owner Manual (GMNA Localizing-U.S/Canada/Mexico-
7299746) - 2015 - crc - 11/11/13
Vehicle Care 10-49
The vehicle may not be equipped
with all of the fuses, relays, and
features shown.Number Usage
1 Accessory Power Outlet 3
2 Accessory Power Outlet 4
7 Body Control Module 4
8 Body Control Module 8
9 Rear Seat Entertainment
10 Cargo Lamp
15 Steering Wheel Controls
18 Radio
19 Spare
20 Sunroof
23 Airbag/Info

Black plate (11,1)GMC Sierra Owner Manual (GMNA Localizing-U.S/Canada/Mexico-
7299746) - 2015 - crc - 11/11/13
INDEX i-11
Safety Defects ReportingCanadian Government . . . . . . 13-13
General Motors . . . . . . . . . . . . . 13-13
U.S. Government . . . . . . . . . . . 13-13
Safety Locks . . . . . . . . . . . . . . . . . . . . 2-9
Safety System Check . . . . . . . . . . 3-20
Satellite Radio . . . . . . . . . . . . . . . . . 7-10
Scheduling Appointments . . . . . . 13-7
SD Card Reader . . . . . . . . . . . . . . . 7-20
Seats Adjustment, Front . . . . . . . . . . . . . . 3-3
Center Seat . . . . . . . . . . . . . . . . . . . 3-3
Head Restraints . . . . . . . . . . . . . . . 3-2
Lumbar Adjustment, Front . . . . . 3-4
Memory . . . . . . . . . . . . . . . . . . . . . . . . 3-6
Power Adjustment, Front . . . . . . 3-4
Rear . . . . . . . . . . . . . . . . . . . . 3-10, 3-11
Reclining Seatbacks . . . . . . . . . . . 3-5
Securing Child Restraints . . . . . . . . . . . . . . 3-58, 3-67
Security
Light . . . . . . . . . . . . . . . . . . . . . . . . . . 5-28
Messages . . . . . . . . . . . . . . . . . . . . 5-41
OnStar
®. . . . . . . . . . . . . . . . . . . . . . 14-3
Vehicle . . . . . . . . . . . . . . . . . . . . . . . 2-11
Vehicle Alarm . . . . . . . . . . . . . . . . . 2-11 Service . . . . . . . . . . . . . . . . . . . . . . . . 8-10
Accessories and
Modifications . . . . . . . . . . . . . . . . 10-3
Doing Your Own Work . . . . . . . . 10-3
Engine Soon Light . . . . . . . . . . . . 5-22
Maintenance Records . . . . . . .11-16
Maintenance, General Information . . . . . . . . . . . . . . . . . . 11-1
Parts Identification Label . . . . . 12-1
Publications Ordering Information . . . . . . . . . . . . . . . . .13-11
Scheduling Appointments . . . . . 13-7
Services Special Application . . . . . . . . . . . 11-8
Servicing the Airbag . . . . . . . . . . . 3-35
Shift Lock Control Function Check, Automatic
Transmission . . . . . . . . . . . . . . . . 10-35
Shifting Into Park . . . . . . . . . . . . . . . . . . . . . . 9-29
Out of Park . . . . . . . . . . . . . . . . . . . 9-31
Signals, Turn and Lane-Change . . . . . . . . . . . . . . . . . 6-4
Snow Plow . . . . . . . . . . . . . . . . . . . . 9-97
Software Updates . . . . . . . . . . . . . . 7-8
Special Application Services . . . 11-8 Specifications and
Capacities . . . . . . . . . . . . . . . . . . . . 12-2
Speedometer . . . . . . . . . . . . . . . . . . 5-13
StabiliTrak OFF Light . . . . . . . . . . . . . . . . . . . . . 5-27
Start Assist, Hills . . . . . . . . . . . . . . 9-49
Start Vehicle, Remote . . . . . . . . . . 2-6
Starter Switch Check . . . . . . . . . 10-35
Starting the Engine . . . . . . . . . . . . 9-26
Steering . . . . . . . . . . . . . . . . . . . . . . . . 9-4 Fluid, Power . . . . . . . . . . . . . . . . 10-26
Heated Wheel . . . . . . . . . . . . . . . . . 5-4
Wheel Adjustment . . . . . . . . . . . . . 5-2
Wheel Controls . . . . . . . . . . . . . . . . 5-3
Steering System Messages . . . . 5-41
Stoplamps and Back-up Lamps Bulb Replacement . . . . . . . . . . 10-39
Storage Areas Center Console . . . . . . . . . . . . . . . . 4-3
Floor Console . . . . . . . . . . . . . . . . . 4-4
Glove Box . . . . . . . . . . . . . . . . . . . . . 4-2
Instrument Panel . . . . . . . . . . . . . . 4-1
Sunglasses . . . . . . . . . . . . . . . . . . . . 4-3
Storage Compartments . . . . . . . . . 4-1
Stuck Vehicle . . . . . . . . . . . . . . . . . . 9-14
Sun Visors . . . . . . . . . . . . . . . . . . . . . 2-21