2016 GMC SIERRA air conditioning

GMC Sierra Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
9234758) - 2016 - crc - 11/9/15
8 In Brief
Auxiliary Button (If Equipped).
SeeAdd-On Electrical
Equipment 0349.
18. Climate Control Systems (with
Heater Only) 0246 orClimate
Control Systems (with Air
Conditioning) 0248 (If
Equipped).
Dual Automatic Climate Control
System 0250 (If Equipped).
19. Steering Wheel Controls 0123
(If Equipped).
Driver Information Center (DIC)
Controls. See Driver
Information Center (DIC) (Base
Level) 0148 orDriver
Information Center (DIC)
(Uplevel) 0150.
20. Hood Release. See Hood 0357.
21. Horn 0123.
22. Steering Wheel Adjustment
0122 (Out of View).
23. Cruise Control 0306.
Forward Collision Alert (FCA)
System 0312 (If Equipped). 24. Data Link Connector (DLC)
(Out of View). See Malfunction
Indicator Lamp (Check Engine
Light) 0141.
25. Parking Brake 0301.
26. Electronic Transfer Case Control (If Equipped). See
Four-Wheel Drive 0293.
Card Holder (If Equipped). See
Instrument Panel
Storage 0117.Initial Drive
Information
This section provides a brief
overview about some of the
important features that may or may
not be on your specific vehicle.
For more detailed information, refer
to each of the features which can be
found later in this owner manual.
Remote Keyless Entry
(RKE) System
The RKE transmitter functions may
work from up to 60 m (197 ft) away
from the vehicle.

GMC Sierra Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
9234758) - 2016 - crc - 11/9/15
20 In Brief
Climate Control System (with Air Conditioning)
1. Fan Control
2. A/C (Air Conditioning)
3. Air Delivery Mode Control
4. Defrost
5. TEMP (Temperature Control)
6.
K(Rear Window Defogger, If
Equipped)
f(Outside Heated Mirror, If
Equipped)
8(Outside Air, If Equipped)
7. Air Recirculation

GMC Sierra Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
9234758) - 2016 - crc - 11/9/15
In Brief 21
Dual Automatic Climate Control System
1. Driver Temperature Control
2. A/C (Air Conditioning)
3. Air Delivery Mode Controls
4. Fan Control
5. Defrost
6. Passenger TemperatureControl
7. SYNC (Synchronized Temperature)
8. Rear Window Defogger 9. Power Button
10. Air Recirculation
11. AUTO (Automatic Operation)
See Climate Control Systems (with
Heater Only) 0246 orClimate
Control Systems (with Air
Conditioning) 0248 orDual
Automatic Climate Control System
0 250 (If Equipped).
Transmission
Range Selection Mode
The Range Selection Mode switch,
if equipped, is on the automatic
transmission shift lever.
To enable:
1. Move the shift lever to the M (Manual Mode) position. The
current range will display next
to the M. This is the highest
attainable range with all lower
gears accessible. As an
example, when 5 (Fifth) gear is
selected, 1 (First) through
5 (Fifth) gears are available.
2. Press the plus/minus buttons on the shift lever to select the
desired range of gears for
current driving conditions. See
Manual Mode 0289.

GMC Sierra Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
9234758) - 2016 - crc - 11/9/15
154 Instruments and Controls
Brake System Messages
BRAKE FLUID LOW
This message is displayed when the
brake fluid level is low. SeeBrake
Fluid 0380.
SERVICE BRAKE ASSIST
This message may be displayed
when there is a problem with the
brake boost assist system. When
this message is displayed, the brake
boost assist motor might be heard
operating and you might notice
pulsation in the brake pedal. This is
normal under these conditions. Take
the vehicle to your dealer for
service.
SERVICE TRAILER BRAKE
SYSTEM
On vehicles with the Integrated
Trailer Brake Control (ITBC) system,
this message displays and a chime
may sound when there is a problem
with the ITBC system.
When this message displays, power
is no longer available to the trailer
brakes. As soon as it is safe to do so,
carefully pull your vehicle over to
the side of the road and turn the
ignition off. Check the wiring
connection to the trailer and turn the
ignition back on. If this message still
displays, either your vehicle or the
trailer needs service. See your
dealer.
See
“Integrated Trailer Brake
Control System” underTowing
Equipment 0339 for more
information.
Compass Messages
Dashes may be displayed if the
vehicle temporarily loses
communication with the Global
Positioning System (GPS).
Door Ajar Messages
DOOR OPEN
This message displays and a chime
may sound if a door is not fully
closed. Stop and turn off the
vehicle, check the door for obstructions, and close the door
again. Check to see if the message
still appears on the DIC.
HOOD OPEN
This message displays and a chime
may sound if the hood is not fully
closed. Stop and turn off the
vehicle, check the hood for
obstructions, and close the hood
again. Check to see if the message
still appears on the DIC.
Engine Cooling System
Messages
A/C OFF DUE TO HIGH
ENGINE TEMP
This message displays when the
engine coolant becomes hotter than
the normal operating temperature.
See
Engine Coolant Temperature
Gauge 0135. To avoid added strain
on a hot engine, the air conditioning
compressor automatically turns off.
When the coolant temperature
returns to normal, the air
conditioning compressor turns back
on. You can continue to drive your
vehicle.

GMC Sierra Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
9234758) - 2016 - crc - 11/9/15
Infotainment System 193
Projection :Touch to access
supported devices when connected.
See USB Port (Base Radio) 0205
or USB Port (Base Radio with
Touchscreen) 0208.
Settings : Touch to access the
Personalization menu. See Vehicle
Personalization 0163.
Climate : Touch to access the
Climate menu. See Climate Control
Systems (with Heater Only) 0246 or
Climate Control Systems (with Air
Conditioning) 0248 orDual
Automatic Climate Control
System 0250.
OnStar : If equipped, touch to
access the OnStar menu. See
OnStar Overview 0486.
Software Updates
See the websites for more
information.
Website Information
In the U.S., see www.gmc.com
In Canada, see www.gmc.gm.ca
In Mexico, www.gmc.com.mx
Radio
AM-FM Radio (Base
Radio)
Playing the Radio
While on the audio main page,
press the RADIO button repeatedly
to cycle through the available
sources AM, FM, and SiriusXM
®(if
equipped) or press the MEDIA
button repeatedly to cycle through
the available sources Bluetooth
®
Audio (if equipped), CD (if
equipped), USB, and AUX.
The steering wheel controls can
also be used to adjust the volume.
See Steering Wheel Controls 0123.
AM, FM, or SiriusXM (If Equipped)
To select AM, FM, or SiriusXM (if
equipped), press the RADIO button
to toggle to the desired broadcast
source.
Press the MENU knob and the
following radio settings may display: Tone Settings:
.
Bass, Midrange, and Treble:
Turn the MENU knob and
highlight. Press the MENU knob
to select. Turn the MENU knob
to adjust.
. Balance: Turn the MENU knob
to highlight. Press the MENU
knob to select. Turn the MENU
knob left for more sound from
the left speakers or right for
more sound from the right
speakers. The middle position
balances the sound between the
left and right speakers.
. Fade: Turn the MENU knob to
highlight. Press the MENU knob
to select. Turn the MENU knob
to the left for more sound from
the front speakers and to the
right for more sound from the
rear speakers. The middle
position balances the sound
between the front and rear
speakers.

GMC Sierra Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
9234758) - 2016 - crc - 11/9/15
246 Climate Controls
Climate Controls
Climate Control Systems
Climate Control Systems (withHeater Only) . . . . . . . . . . . . . . . . 246
Climate Control Systems (with Air Conditioning) . . . . . . . . . . . . 248
Dual Automatic Climate Control System . . . . . . . . . . . . . 250
Air Vents
Air Vents . . . . . . . . . . . . . . . . . . . . . 253
Maintenance
Passenger Compartment AirFilter . . . . . . . . . . . . . . . . . . . . . . . . 254
Service . . . . . . . . . . . . . . . . . . . . . . . 255
Climate Control Systems
Climate Control Systems (with Heater Only)
With this system, the heating and ventilation can be controlled.
1. Fan Control
2. Air Recirculation
3. Air Delivery Mode Controls 4. Defrost
5. TEMP (Temperature Control)
TEMP (Temperature Control) :
Turn clockwise or counterclockwise
to increase or decrease the
temperature inside the vehicle.

GMC Sierra Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
9234758) - 2016 - crc - 11/9/15
248 Climate Controls
Climate Control Systems (with Air Conditioning)
With this system the heating, cooling, and ventilation can be controlled.
1. Fan Control
2. A/C (Air Conditioning)
3. Air Delivery Mode Controls
4. Defrost
5. TEMP (Temperature Control)
6.
K(Rear Window Defogger, If
Equipped)
f(Outside Heated Mirror, If
Equipped)
8(Outside Air, If Equipped)
7.
@Air Recirculation
TEMP (Temperature Control) :
Turn clockwise or counterclockwise
to increase or decrease the
temperature inside the vehicle.
9(Fan Control) : Turn clockwise
or counterclockwise to increase or
decrease the fan speed. Turn the
knob all the way counterclockwise
to turn the fan off.
Air Delivery Mode Controls :
Press
Y,\,[, or-to change
the direction of the airflow. An
indicator light comes on in the
selected mode button.
Y(Vent) : Air is directed to the
instrument panel outlets.
\(Bi-Level) : Air is divided
between the instrument panel and
floor outlets.
[(Floor) : Air is directed to the
floor outlets, with some air directed
to the windshield and side window
outlets.
-(Defog) : This mode clears the
windows of fog or moisture. Air is
directed to the windshield, floor
outlets, and side window vents.
0(Defrost) : Press to clear the
windshield of fog or frost more
quickly. Air is directed to the
windshield and the side window

GMC Sierra Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
9234758) - 2016 - crc - 11/9/15
Climate Controls 249
vents. The system automatically
forces outside air into the vehicle
and the air conditioning compressor
will run, unless the outside
temperature is close to freezing.
Do not drive the vehicle until all the
windows are clear.
SeeAir Vents 0253.
@(Recirculation) : Press to turn
on recirculation. An indicator light
comes on. Air is recirculated to
quickly cool the inside of the
vehicle. It can also be used to help
reduce outside air and odors that
enter the vehicle.
8(Outside Air, If Equipped) :
Press to turn the outside air mode
on. An indicator light on the button
comes on to show that outside is
on. When selected, air from outside
the vehicle circulates throughout the
vehicle. The recirculation mode
cannot be used with the outside
air mode.
f(Outside Heated Mirror, If
Equipped) : Press to turn the
heated mirrors on or off. See
Heated Mirrors 048. A/C (Air Conditioning) :
Press to
turn the air conditioning system on
or off. An indicator light comes on to
show that the air conditioning is
enabled. If the fan is turned off, the
air conditioner will not run. The A/C
light will stay on even if the outside
temperatures are below freezing.
Rear Window Defogger
K(Rear Window Defogger) :
If equipped, press to turn the rear
window defogger on or off. An
indicator light on the button comes
on to show that the rear window
defogger is on.
The rear window defogger only
works when the ignition is in ON/
RUN. The defogger turns off if the
ignition is turned to ACC/
ACCESSORY or LOCK/OFF.
If equipped with heated outside
mirrors, they turn on when the rear
window defogger button is on. They
help to clear fog or frost from the
surface of the mirrors.
Caution
Using a razor blade or sharp
object to clear the inside rear
window can damage the rear
window defogger. Repairs would
not be covered by the vehicle
warranty. Do not clear the inside
rear window with sharp objects.