GMC Sierra/Sierra Denali Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-9955992) - 2017 - crc - 4/18/17
4 Introduction
3 : Headlamp High/Low-Beam
Changer
( : Heated Steering Wheel
j : LATCH System Child Restraints
* : Malfunction Indicator Lamp
: : Oil Pressure
g : Outside Power Foldaway
Mirrors
O : Power
/ : Remote Vehicle Start
> : Safety Belt Reminders
7 : Tire Pressure Monitor
_ : Tow/Haul Mode
d : Traction Control/StabiliTrak ®
a : Under Pressure
M : Windshield Washer Fluid
GMC Sierra/Sierra Denali Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-9955992) - 2017 - crc - 4/18/17
In Brief 71. Instrument Panel Illumination
Control 0 184 .
2. Integrated Trailer Brake Control
(ITBC) System (If Equipped).
See Towing Equipment 0 340 .
3. Exterior Lamp Controls 0 178 .
Fog Lamps 0 183 (If
Equipped).
4. Air Vents 0 250 .
5. Turn Signal Lever. See Turn
and Lane-Change Signals
0 182 .
Windshield Wiper/Washer
0 126 .
6. Favorite Switches (Out of
View). See Steering Wheel
Controls 0 125 .
Volume Switches (Out of View).
See Steering Wheel Controls
0 125 .
7. Instrument Cluster 0 132 .
8. Hazard Warning Flashers
0 182 .
9. Shift Lever. See Automatic
Transmission 0 283 . Tow/Haul Selector Button (If
Equipped). See Tow/Haul
Mode 0 288 .
Range Selection Mode (If
Equipped). See Manual Mode
0 286 .
10. Light Sensor. See Automatic
Headlamp System 0 181 .
11. Infotainment 0 188 .
12. Passenger Airbag On-Off
Switch (If Equipped) (Out of
View). See Airbag On-Off
Switch 0 79 .
13. Heated and Ventilated Front
Seats 0 62 (If Equipped).
14. Power Outlet 110/120V
Alternating Current (If
Equipped). See Power Outlets
0 128 .
15. Power Outlets 0 128 (If
Equipped).
16. USB Port (Base Radio) 0 206
or USB Port (Base Radio with
Touchscreen) 0 208 (If
Equipped). 17.
g Traction Control/Electronic
Stability Control 0 299 .
0 Pedal Adjust Switch (If
Equipped). See Adjustable
Throttle and Brake Pedal
0 273 .
{ Cargo Lamp 0 184 .
X Parking Assist Button (If
Equipped). See Assistance
Systems for Parking or Backing
0 306 .
A Lane Keep Assist (LKA)
(1500 Series) 0 313 (If
Equipped).
5 Hill Descent Control Switch
(If Equipped). See Hill Descent
Control (HDC) 0 301 .
q Exhaust Brake Switch (If
Equipped). See “ Exhaust
Brake ” in the Duramax diesel
supplement.
g Power Take Off (PTO)
Switch (If Equipped). See the
Duramax diesel supplement.
GMC Sierra/Sierra Denali Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-9955992) - 2017 - crc - 4/18/17
In Brief 152. Press the arrows on the control
pad to move the mirror up,
down, right, or left.
3. Adjust each outside mirror so
that a little of the vehicle and
the area behind it can be seen.
4. Keep the selector switch in the
center position when not
adjusting either outside mirror.
Uplevel with Power Folding
Mirrors
1. Press (1) or (3) to select the
driver or passenger side mirror. 2. Press the arrows on the control
pad while the indicator light on
the (1) or (3) button is
illuminated, to move the mirror
up, down, right, or left.
3. Adjust each outside mirror so
that a little of the vehicle and
the area behind it can be seen.
4. Press either (1) or (3) again to
deselect the mirror.
See Power Mirrors 0 47 .
If equipped with power folding
mirrors:
1. Press (2) to fold the mirrors out
to the driving position.
2. Press (2) again to fold the
mirrors in to the folded position.
For manual, power, and auto folding
mirrors, see Folding Mirrors 0 48 .
The mirrors may also include a
memory function that works with the
memory seats. See Memory Seats
0 60 . Interior Mirror Adjustment
Adjust the mirror for a clear view of
the area behind the vehicle.
Manual Dimming Rearview Mirror
If equipped, push the tab forward for
daytime use and pull it for nighttime
use to avoid glare from the
headlamps from behind. See
Manual Rearview Mirror 0 50 .
Automatic Dimming Rearview
Mirror
If equipped, the mirror will
automatically reduce the glare of the
headlamps from behind. The
dimming feature comes on when the
vehicle is started.
See Automatic Dimming Rearview
Mirror 0 50 .
GMC Sierra/Sierra Denali Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-9955992) - 2017 - crc - 4/18/17
In Brief 17
Interior Lighting Dome Lamps
There are dome lamps in the
overhead console and the headliner,
if equipped.
To change the dome lamp settings,
press the following:
OFF : Turns the lamps off, even
when a door is open.
DOOR : The lamps come on
automatically when a door is
opened.
ON : Turns all dome lamps on. Reading Lamps
There are reading lamps in the
overhead console and the headliner,
if equipped. To operate, the ignition
must be on or in ACC/ACCESSORY
or using Retained Accessory
Power (RAP). Press
m or
n next to each reading
lamp to turn it on or off.
For more information about interior
lighting, see Instrument Panel
Illumination Control 0 184 .
Exterior Lighting
The exterior lamp control is on the
instrument panel to the left of the
steering wheel.
O : Turns off the automatic
headlamps and Daytime Running
Lamps (DRL). Turn the headlamp
control to
O again to turn the
automatic headlamps or DRL
back on.
GMC Sierra/Sierra Denali Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-9955992) - 2017 - crc - 4/18/17
18 In Brief For vehicles first sold in Canada, off
will only work when the vehicle is in
P (Park).
AUTO : Automatically turns on the
headlamps, parking lamps,
taillamps, instrument panel lights,
roof marker lamps (if equipped),
front/rear sidemarker lamps, and
license plate lamps.
; : Turns on the parking lamps
including all lamps, except the
headlamps.
5 : Turns on the headlamps
together with the parking lamps and
instrument panel lights.
See:
.
Exterior Lamp Controls 0 178 .
.
Daytime Running Lamps (DRL)
0 181 .
.
Fog Lamps 0 183 . Windshield Wiper/Washer The windshield wiper control is on
the turn signal lever.
The windshield wipers are controlled
by turning the band with
z on it.
1 : Fast wipes.
w : Slow wipes.
3 INT : Turn the band up for more
frequent wipes or down for less
frequent wipes.
OFF : Turns the windshield
wipers off.
8 : For a single wipe, turn to
8 ,
then release. For several wipes,
hold the band on
8 longer.
L m : Push the paddle at the top of
the lever to spray washer fluid on
the windshield. See Windshield Wiper/Washer
0 126 .
Climate Controls These systems control the heating,
cooling, and ventilation.
For an eAssist vehicle, see the
Silverado/Sierra eAssist
supplement.
GMC Sierra/Sierra Denali Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-9955992) - 2017 - crc - 4/18/17
Keys, Doors, and Windows 49See “ Rear Window Defogger ” under
Dual Automatic Climate Control
System 0 246 .
Automatic Dimming
Mirror If equipped, the driver outside mirror
automatically adjusts for the glare of
the headlamps from behind. This
feature comes on when the vehicle
is started.
Blind Spot Mirrors If equipped, there is a small convex
mirror built into the upper and outer
corner of the driver outside mirror.
It can show objects that may be in
the vehicle's blind zone. Driving with the Blind Spot
Mirror
Actual Mirror View 1. When the approaching vehicle
is a long distance away, the
image in the main mirror is
small and near the inboard
edge of the mirror.
2. As the vehicle gets closer, the
image in the main mirror gets
larger and moves outboard.
3. As the vehicle enters the blind
zone, the image transitions
from the main mirror to the
blind spot mirror.
4. When the vehicle is in the blind
zone, the image only appears
in the blind spot mirror.
Using the Outside Mirror with
the Blind Spot Mirror 1. Set the main mirror so that the
side of the vehicle can just be
seen and the blind spot mirror
has an unobstructed view.
2. When checking for traffic or
before changing a lane, look at
the main driver/passenger side
mirror to observe traffic in the
adjacent lane, behind your
vehicle. Check the blind spot
mirror for a vehicle in the blind
GMC Sierra/Sierra Denali Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-9955992) - 2017 - crc - 4/18/17
50 Keys, Doors, and Windows zone. Then, glance over your
shoulder to double check
before moving slowly into the
adjacent lane.
Reverse Tilt Mirrors If equipped with memory seats, the
passenger and/or driver mirror tilts
to a preselected position when the
vehicle is in R (Reverse). This
allows the curb to be seen when
parallel parking.
The mirror(s) return to the original
position when:
.
The vehicle is shifted out of
R (Reverse), or remains in
R (Reverse) for about
30 seconds.
.
The ignition is turned off.
.
The vehicle is driven in
R (Reverse) above a set speed.
To turn this feature on or off, see
Vehicle Personalization 0 167 .Interior Mirrors Interior Rearview Mirrors Adjust the rearview mirror for a clear
view of the area behind your
vehicle.
If equipped with OnStar, the vehicle
may have three control buttons at
the bottom of the mirror. See your
dealer for more information about
OnStar and how to subscribe to it.
See OnStar Overview 0 488 .
Do not spray glass cleaner directly
on the mirror. Use a soft towel
dampened with water.
Manual Rearview Mirror If equipped, push the tab forward for
daytime use and pull it rearward for
nighttime use to avoid glare from
the headlamps from behind. Automatic Dimming
Rearview Mirror The mirror will automatically reduce
the glare of the headlamps from
behind. The dimming feature comes
on each time the vehicle is started.
GMC Sierra/Sierra Denali Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-9955992) - 2017 - crc - 4/18/17
Instruments and Controls 151It also comes on when the fuel tank
is low on fuel. The light turns off
when fuel is added. If it does not,
have the vehicle serviced.
Security Light
The security light should come on
briefly as the engine is started. If it
does not come on, have the vehicle
serviced by your dealer. If the
system is working normally, the
indicator light turns off.
If the light stays on and the engine
does not start, there could be a
problem with the theft-deterrent
system. See Immobilizer Operation
0 45 . High-Beam On Light This light comes on when the
high-beam headlamps are in use.
See Headlamp High/Low-Beam
Changer 0 180 .
IntelliBeam ®
Light
This light comes on when the
IntelliBeam system, if equipped, is
enabled.
See Exterior Lamp Controls 0 178 .Front Fog Lamp Light For vehicles with fog lamps, this
light comes on when the fog lamps
are on.
The light goes out when the fog
lamps are turned off. See Fog
Lamps 0 183 for more information.
Lamps On Reminder
This light comes on when the
exterior lamps are in use. See
Exterior Lamp Controls 0 178 .