
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 7
1.Instrument Panel Illumination
Control 0184.
2. Integrated Trailer Brake Control (ITBC) System (If Equipped).
See Towing Equipment 0340.
3. Exterior Lamp Controls 0178.
Fog Lamps 0183 (If
Equipped).
4. Air Vents 0250.
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 0125.
Volume Switches (Out of View).
See Steering Wheel Controls
0 125.
7. Instrument Cluster 0132.
8. Hazard Warning Flashers
0182.
9. Shift Lever. See Automatic
Transmission 0283. Tow/Haul Selector Button (If
Equipped). See
Tow/Haul
Mode 0288.
Range Selection Mode (If
Equipped). See Manual Mode
0 286.
10. Light Sensor. See Automatic
Headlamp System 0181.
11. Infotainment 0188.
12. Passenger Airbag On-Off Switch (If Equipped) (Out of
View). See Airbag On-Off
Switch 079.
13. Heated and Ventilated Front
Seats 062 (If Equipped).
14. Power Outlet 110/120V Alternating Current (If
Equipped). See Power Outlets
0 128.
15. Power Outlets 0128 (If
Equipped).
16. USB Port (Base Radio) 0206
or USB Port (Base Radio with
Touchscreen) 0208 (If
Equipped). 17.gTraction Control/Electronic
Stability Control 0299.
0Pedal Adjust Switch (If
Equipped). See Adjustable
Throttle and Brake Pedal
0 273.
{Cargo Lamp 0184.
XParking Assist Button (If
Equipped). See Assistance
Systems for Parking or Backing
0 306.
ALane Keep Assist (LKA)
(1500 Series) 0313 (If
Equipped).
5Hill Descent Control Switch
(If Equipped). See Hill Descent
Control (HDC) 0301.
qExhaust Brake Switch (If
Equipped). See “Exhaust
Brake” in the Duramax diesel
supplement.
gPower 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
16 In Brief
Steering Wheel
Adjustment
To adjust the steering wheel:1. Hold the steering wheel and pull the lever.
2. Move the steering wheel up or down.
3. Release the lever to lock the wheel in place. Tilt and Telescoping Steering
WheelTo adjust the tilt and telescoping
steering wheel, if equipped:
1. Push the lever (1) down to move the steering wheel
forward or rearward. Lift the
lever up to lock the wheel in
place.
2. Pull the lever (2) toward you to move the steering wheel up or
down, then release the lever to
lock the wheel in place.
Do not adjust the steering wheel
while driving.
Throttle and Brake Pedal
Adjustment
If equipped, the position of the
throttle and brake pedals can be
changed.
The switch used to adjust the
pedals is on the center stack, below
the climate controls.
Lift the switch up to move the
pedals closer to your body. Press
the switch down to move the
pedals away.
See Adjustable Throttle and Brake
Pedal 0273.

GMC Sierra/Sierra Denali Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-9955992) - 2017 - crc - 4/18/17
22 In Brief
While using Range Selection Mode,
cruise control and the Tow/Haul
Mode can be used.
Grade Braking is not available when
Range Selection Mode is active.
SeeTow/Haul Mode 0288.
Four-Wheel Drive
If the vehicle has Four-Wheel Drive,
the engine's driving power can be
sent to all four wheels for extra
traction.
Transfer Case Controls
The vehicle will have one of these
three styles of transfer case
controls. Use these controls to shift
into and out of the different
four-wheel drive modes. Manual Transfer CaseThis transfer case shift lever is on
the floor to the right of the driver.
Electronic Transfer CaseThis transfer case knob is to the left
of the steering column.

GMC Sierra/Sierra Denali Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-9955992) - 2017 - crc - 4/18/17
In Brief 23
Automatic Transfer Case
This transfer case knob is to the left
of the steering column.
The different drive options that may
be available are described following.
2
m(Two-Wheel Drive High) :This
setting is used for driving in most
street and highway situations.
AUTO (Automatic Four-Wheel
Drive) : This setting is ideal for use
when road surface traction
conditions are variable.
Do not use AUTO mode to park on
a steep grade with poor traction
such as ice, snow, mud or gravel. In AUTO mode only the rear wheels
will hold the vehicle from sliding
when parked. If parking on a steep
grade, use 4
mto keep all four
wheels engaged.
4
m(Four-Wheel Drive High) : Use
this setting when extra traction is
needed, such as on snowy or icy
roads or in most off-road situations.
N (Neutral) : Shift to this setting
only when towing the vehicle.
See Recreational Vehicle Towing
0 440 orTrailer Towing 0323.
4
n(Four-Wheel Drive Low) : This
setting sends maximum power to all
four wheels. Choose 4
nwhen
driving in deep sand, mud, or snow,
and while climbing or descending
steep hills.
See Four-Wheel Drive 0289.
Vehicle Features
Infotainment System
The base radio and base radio with
touchscreen information is included
in this manual. See the infotainment
manual for information on the
uplevel radios, audio players,
phone, navigation system, Rear
Seat Entertainment (RSE), and
voice or speech recognition,
if equipped.
Radio(s)
Base Radio
O:Press to turn the system on.
Press and hold to turn it off. When
on, press to mute; press again to
unmute. Turn to increase or
decrease the volume.
RADIO : Press to choose between
FM, AM, and SiriusXM, if equipped.
MEDIA : Press to change the audio
source between CD, USB, AUX,
and Bluetooth Audio, if equipped.
{: Press to go to the Home Page.

GMC Sierra/Sierra Denali Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-9955992) - 2017 - crc - 4/18/17
Keys, Doors, and Windows 33
Keys, Doors, and
Windows
Keys and Locks
Keys . . . . . . . . . . . . . . . . . . . . . . . . . . . 33
Remote Keyless Entry (RKE)System . . . . . . . . . . . . . . . . . . . . . . . 36
Remote Keyless Entry (RKE) System Operation . . . . . . . . . . . . 36
Remote Vehicle Start . . . . . . . . . . 38
Door Locks . . . . . . . . . . . . . . . . . . . . 39
Power Door Locks . . . . . . . . . . . . . 40
Delayed Locking . . . . . . . . . . . . . . . 40
Automatic Door Locks . . . . . . . . . 40
Lockout Protection . . . . . . . . . . . . . 41
Safety Locks . . . . . . . . . . . . . . . . . . . 41
Doors
Tailgate . . . . . . . . . . . . . . . . . . . . . . . . 41
Power Assist Steps . . . . . . . . . . . . 42
Vehicle Security
Vehicle Security . . . . . . . . . . . . . . . . 43
Vehicle Alarm System . . . . . . . . . 43
Immobilizer . . . . . . . . . . . . . . . . . . . . 45
Immobilizer Operation . . . . . . . . . 45
Exterior Mirrors
Convex Mirrors . . . . . . . . . . . . . . . . 46 Manual Mirrors . . . . . . . . . . . . . . . . . 46
Trailer-Tow Mirrors . . . . . . . . . . . . . 46
Power Mirrors . . . . . . . . . . . . . . . . . . 47
Folding Mirrors . . . . . . . . . . . . . . . . . 48
Heated Mirrors . . . . . . . . . . . . . . . . . 48
Automatic Dimming Mirror . . . . . 49
Blind Spot Mirrors . . . . . . . . . . . . . . 49
Reverse Tilt Mirrors . . . . . . . . . . . . 50
Interior Mirrors
Interior Rearview Mirrors . . . . . . . 50
Manual Rearview Mirror . . . . . . . . 50
Automatic Dimming Rearview
Mirror . . . . . . . . . . . . . . . . . . . . . . . . . 50
Windows
Windows . . . . . . . . . . . . . . . . . . . . . . . 51
Manual Windows . . . . . . . . . . . . . . 51
Power Windows . . . . . . . . . . . . . . . 51
Rear Windows . . . . . . . . . . . . . . . . . 53
Sun Visors . . . . . . . . . . . . . . . . . . . . . 53
Roof
Sunroof . . . . . . . . . . . . . . . . . . . . . . . . 53
Keys and Locks
Keys
{Warning
Leaving children in a vehicle with
the ignition key is dangerous and
children or others could be
seriously injured or killed. They
could operate the power windows
or other controls or make the
vehicle move. The windows will
function with the keys in the
ignition, and children or others
could be caught in the path of a
closing window. Do not leave
children in a vehicle with the
ignition key.

GMC Sierra/Sierra Denali Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-9955992) - 2017 - crc - 4/18/17
38 Keys, Doors, and Windows
To replace the battery:
1. Separate and remove the backcover of the transmitter with a
flat, thin object, such as a coin.
2. Press and slide the batterydown toward the pocket of the
transmitter in the direction of
the key ring. Do not use a
metal object.
3. Remove the battery.
4. Insert the new battery, positive side facing up. Replace with a
CR2032 or equivalent battery.
5. Push together the transmitter back cover top side first, and
then the bottom toward the
key ring.
Remote Vehicle Start
If equipped with the remote start
feature, the climate control system
will come on when the vehicle is
started remotely, depending on the
outside temperature.
The rear defog and heated and
ventilated seats, if equipped, may
also come on.
See Heated and Ventilated Front
Seats 062 and Vehicle
Personalization 0167.
Laws in some communities may
restrict the use of remote starters.
Check local regulations for any
requirements on remote starting of
vehicles.
Do not use remote start if the
vehicle is low on fuel.
The vehicle cannot be remote
started if:
. The key is in the ignition.
. The hood is not closed.
. There is an emission control
system malfunction and the
malfunction indicator lamp is on.

GMC Sierra/Sierra Denali Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-9955992) - 2017 - crc - 4/18/17
Keys, Doors, and Windows 43
Enable/Disable
To enable or disable the power
assist steps, press and hold
jfor
four seconds. A DIC message
displays.
Cleaning
Clean the power assist steps
regularly. For an automatic car
wash, extend the steps while in
N (Neutral) using the center stack
switch. The steps will stow when
shifting into D (Drive).
Vehicle Security
This vehicle has theft-deterrent
features; however, they do not make
the vehicle impossible to steal.
Vehicle Alarm System
The indicator light, on the
instrument panel near the
windshield, indicates the status of
the system.
Off : Alarm system is disarmed.
On Solid : Vehicle is secured
during the delay to arm the system. Fast Flash :
Vehicle is unsecured.
A door or the hood is open.
Slow Flash : Alarm system is
armed.
Arming the Alarm System
1. Turn off the vehicle.
2. Lock the vehicle in one of two ways:
.Use the RKE transmitter.
. With a door open, press
Q
on the interior of the door.
3. After 30 seconds, the alarm system will arm and the
indicator light will begin to
slowly flash. Pressing
Qon the
RKE transmitter a second time
will bypass the 30-second
delay and immediately arm the
alarm system.
The vehicle alarm system will not
arm if the doors are locked with
the key.