
GMC Sierra/Sierra Denali Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-1500-11698638) - 2019 - crc - 5/15/18
In Brief 5
In Brief Instrument Panel Instrument Panel . . . . . . . . . . . . . . . . 6
Initial Drive Information Initial Drive Information . . . . . . . . . . 8
Stop/Start System . . . . . . . . . . . . . . . 8
Remote Keyless Entry (RKE)
System . . . . . . . . . . . . . . . . . . . . . . . . 9
Remote Vehicle Start . . . . . . . . . . . 9
Door Locks . . . . . . . . . . . . . . . . . . . . 10
Windows . . . . . . . . . . . . . . . . . . . . . . . 10
Seat Adjustment . . . . . . . . . . . . . . . 11
Memory Features . . . . . . . . . . . . . . 12
Heated and Ventilated Seats . . . 13
Head Restraint Adjustment . . . . 13
Seat Belts . . . . . . . . . . . . . . . . . . . . . 14
Passenger Sensing System . . . 14
Mirror Adjustment . . . . . . . . . . . . . . 14
Steering Wheel Adjustment . . . . 16
Interior Lighting . . . . . . . . . . . . . . . . 16
Exterior Lighting . . . . . . . . . . . . . . . 17
Windshield Wiper/Washer . . . . . . 18
Climate Controls . . . . . . . . . . . . . . . 19
Transmission . . . . . . . . . . . . . . . . . . 20
Four-Wheel Drive . . . . . . . . . . . . . . 21 Vehicle Features Infotainment System . . . . . . . . . . . 22
Steering Wheel Controls . . . . . . . 22
Cruise Control . . . . . . . . . . . . . . . . . 22
Driver Information
Center (DIC) . . . . . . . . . . . . . . . . . 22
Forward Collision Alert (FCA)
System . . . . . . . . . . . . . . . . . . . . . . . 23
Forward Automatic
Braking (FAB) . . . . . . . . . . . . . . . . 23
Front Pedestrian Braking (FPB)
System . . . . . . . . . . . . . . . . . . . . . . . 23
Lane Keep Assist (LKA) . . . . . . . 24
Lane Change Alert (LCA) . . . . . . 24
Surround Vision . . . . . . . . . . . . . . . 24
Rear Vision Camera (RVC) . . . . 24
Rear Cross Traffic Alert (RCTA)
System . . . . . . . . . . . . . . . . . . . . . . . 24
Park Assist . . . . . . . . . . . . . . . . . . . . 24
Power Outlets . . . . . . . . . . . . . . . . . 25
Universal Remote System . . . . . 25
Sunroof . . . . . . . . . . . . . . . . . . . . . . . . 25
Performance and Maintenance Traction Control/Electronic
Stability Control . . . . . . . . . . . . . . 26
Tire Pressure Monitor . . . . . . . . . . 27
Fuel (Gasoline - Except
L87 6.2L Engine) . . . . . . . . . . . . . 27 Fuel (Gasoline - L87 6.2L
Engine) . . . . . . . . . . . . . . . . . . . . . . . 28
Fuel (Diesel) . . . . . . . . . . . . . . . . . . . 28
E85 or FlexFuel . . . . . . . . . . . . . . . . 28
Engine Oil Life System . . . . . . . . 28
Driving for Better Fuel
Economy . . . . . . . . . . . . . . . . . . . . . 29
Roadside Assistance
Program . . . . . . . . . . . . . . . . . . . . . . 29

GMC Sierra/Sierra Denali Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-1500-11698638) - 2019 - crc - 5/15/18
In Brief 9
Remote Keyless Entry
(RKE) System The Remote Keyless Entry (RKE)
transmitter functions may work from
up to 60 m (197 ft) away from the
vehicle.
Keyless Access Key Access
K : Press to unlock the driver door.
Press
K again within three seconds
to unlock all remaining doors and
the tailgate, if equipped.
Q : Press to lock all doors and the
tailgate, if equipped. Lock and
unlock feedback can be
personalized. See Vehicle
Personalization 0 167 .
7 : Press and release one time to
initiate vehicle locator. Press
7 and
hold for more than three seconds to
sound the panic alarm. Press
7again to cancel the panic alarm. x : Press twice quickly to release
the tailgate, if equipped.
See Keys 0 30 and Remote Keyless
Entry (RKE) System Operation
(Keyless Access) 0 33 or Remote
Keyless Entry (RKE) System
Operation (Key Access) 0 41 .
Remote Vehicle Start If equipped, the engine can be
started from outside of the vehicle.
Starting the Vehicle 1. Press and release
Q on the
RKE transmitter.
2. Immediately press and hold
/ for at least four seconds or until
the turn signal lamps flash.
Start the vehicle normally after
entering.
When the vehicle starts, the parking
lamps will turn on.
Remote start can be extended.

GMC Sierra/Sierra Denali Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-1500-11698638) - 2019 - crc - 5/15/18
10 In Brief Canceling a Remote Start To cancel a remote start, do one of
the following:
.
Press and hold
/ until the
parking lamps turn off.
.
Turn on the hazard warning
flashers.
.
Turn the vehicle on and then off.
See Remote Vehicle Start 0 43 .
Door Locks There are several ways to lock and
unlock the vehicle.
From outside, use one of the
following:
.
Keyless Access, if equipped.
.
The Remote Keyless Entry
(RKE) transmitter.
.
The key in the driver door (Key
Access). For Keyless Access,
push the button on the RKE
transmitter to remove the key.
From inside:
.
Use the power door lock switch. .
Push down or pull up on the
manual door locks.
.
Pull the door handle once to
unlock the door. Pull again to
open the door.
Power Door Locks
Q : Press to lock the doors.
K : Press to unlock the doors.
See Door Locks 0 44 and Power
Door Locks 0 45 . Windows Power Windows
Power windows work when the
ignition is on, in ACC/ACCESSORY,
or when Retained Accessory Power
(RAP) is active. See Retained
Accessory Power (RAP) 0 225 .
Using the window switch, press to
open or pull to close the window.
The windows may be temporarily
disabled if they are used repeatedly
within a short time.
See Power Windows 0 63 .

GMC Sierra/Sierra Denali Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-1500-11698638) - 2019 - crc - 5/15/18
16 In Brief for a clear view of the area behind
the vehicle while the display is off.
See Rear Camera Mirror 0 60 .
Steering Wheel
Adjustment
To adjust the steering wheel:
1. Pull the lever down.
2. Move the steering wheel up
or down.
3. Pull the lever up to lock the
steering wheel in place. Tilt and Telescoping Wheel
To adjust the tilt and telescoping
steering wheel, if equipped:
1. Pull the lever down.
2. Move the steering wheel up
or down.
3. Pull or push the steering wheel
closer or away from you.
4. Pull the lever up to lock the
steering wheel in place.
Do not adjust the steering wheel
while driving. Interior Lighting Dome Lamps
The dome lamp controls are in the
overhead console.
To operate, press the following
buttons:
j OFF : Press to turn off the
dome lamps when a door is open.
An indicator light on the button will
turn on when the dome lamp
override is activated. Press
j OFF again to deactivate this feature

GMC Sierra/Sierra Denali Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-1500-11698638) - 2019 - crc - 5/15/18
30 Keys, Doors, and Windows
Keys, Doors, and
Windows Keys and Locks Keys . . . . . . . . . . . . . . . . . . . . . . . . . . . 30
Remote Keyless Entry (RKE)
System . . . . . . . . . . . . . . . . . . . . . . . 33
Remote Keyless Entry (RKE)
System Operation (Keyless
Access) . . . . . . . . . . . . . . . . . . . . . . 33
Remote Keyless Entry (RKE)
System Operation (Key
Access) . . . . . . . . . . . . . . . . . . . . . . 41
Remote Vehicle Start . . . . . . . . . . 43
Door Locks . . . . . . . . . . . . . . . . . . . . 44
Power Door Locks . . . . . . . . . . . . . 45
Delayed Locking . . . . . . . . . . . . . . . 45
Automatic Door Locks . . . . . . . . . 46
Lockout Protection . . . . . . . . . . . . . 46
Safety Locks . . . . . . . . . . . . . . . . . . . 46
Doors Tailgate . . . . . . . . . . . . . . . . . . . . . . . . 47
Power Assist Steps . . . . . . . . . . . . 52
Vehicle Security
Vehicle Security . . . . . . . . . . . . . . . . 54
Vehicle Alarm System . . . . . . . . . 54
Immobilizer . . . . . . . . . . . . . . . . . . . . 55 Immobilizer Operation . . . . . . . . . 55
Exterior Mirrors Convex Mirrors . . . . . . . . . . . . . . . . 56
Manual Mirrors . . . . . . . . . . . . . . . . . 56
Power Mirrors . . . . . . . . . . . . . . . . . . 56
Folding Mirrors . . . . . . . . . . . . . . . . . 57
Heated Mirrors . . . . . . . . . . . . . . . . . 58
Automatic Dimming Mirror . . . . . 58
Blind Spot Mirrors . . . . . . . . . . . . . . 58
Reverse Tilt Mirrors . . . . . . . . . . . . 59
Interior Mirrors Interior Rearview Mirrors . . . . . . . 60
Manual Rearview Mirror . . . . . . . . 60
Automatic Dimming Rearview
Mirror . . . . . . . . . . . . . . . . . . . . . . . . . 60
Rear Camera Mirror . . . . . . . . . . . . 60
Windows Windows . . . . . . . . . . . . . . . . . . . . . . . 62
Manual Windows . . . . . . . . . . . . . . 63
Power Windows . . . . . . . . . . . . . . . 63
Rear Windows . . . . . . . . . . . . . . . . . 65
Sun Visors . . . . . . . . . . . . . . . . . . . . . 65
Roof Sunroof . . . . . . . . . . . . . . . . . . . . . . . . 65 Keys and Locks Keys
{ WarningLeaving 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-1500-11698638) - 2019 - crc - 5/15/18
32 Keys, Doors, and Windows
Interference from radio-frequency
identification (RFID) tags may
prevent the key from starting the
vehicle. Keep RFID tags away from
the key when starting the vehicle.
The key is used for the ignition, all
door locks, and the glove box.
If equipped with memory seats,
keys 1 and 2 are linked to seating
positions of memory 1 or 2. See
Memory Seats 0 73 .
Programming Keys
Follow these procedures to program
up to eight keys to the vehicle. Programming with Two
Recognized Keys
To program a new key:
1. Insert the original, already
programmed key in the ignition
and turn the ignition on.
2. Turn the ignition off, and
remove the key.
3. Quickly, within five seconds,
insert the second original
already programmed key in the
ignition and turn the ignition on.
4. Turn the ignition off, and
remove the key.
5. Insert the key to be
programmed and turn the
ignition on within five seconds.
6. After a few seconds, the
security light will turn off once
the key has been programmed.
7. Repeat Steps 1 – 5 if additional
keys are to be programmed.
If a key is lost or damaged, see your
dealer to have a new key made. Programming without
Recognized Keys
Program a new key to the vehicle
when a recognized key is not
available. Canadian regulations
require that owners see their dealer.
If two currently recognized keys are
not available, follow this procedure
to program the first key.
This procedure will take
approximately 30 minutes to
complete for the first key. The
vehicle must be off and all of the
keys you wish to program must be
with you.
1. Insert the new vehicle key into
the ignition.
2. Turn the ignition on. The
security light will come on.
3. Wait 10 minutes until the
security light turns off.
4. Turn the ignition off.
5. Repeat Steps 2 – 4 two more
times. After the third time, turn
the ignition on; the key is

GMC Sierra/Sierra Denali Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-1500-11698638) - 2019 - crc - 5/15/18
Keys, Doors, and Windows 33learned and all previously
known keys will no longer work
with the vehicle.
6. To learn a second key, turn the
ignition off, insert the second
key to be learned, and turn the
ignition on.
After two keys are learned, the
remaining keys can be learned by
following the procedure in
“ Programming with Two
Recognized Keys. ”
The key has a bar-coded key tag
that the dealer or qualified locksmith
can use to make new keys. Store
this information in a safe place, not
in the vehicle.
See your dealer if a replacement
key or additional key is needed.
If it becomes difficult to turn a key,
inspect the key blade for debris.
Periodically clean with a brush
or pick.
If locked out of the vehicle, see
Roadside Assistance Program
0 437 . With an active OnStar or connected
service plan, an OnStar Advisor
may remotely unlock the vehicle.
See OnStar Overview 0 447 .
Remote Keyless Entry
(RKE) System See Radio Frequency Statement
0 443 .
If there is a decrease in the Remote
Keyless Entry (RKE) operating
range:
.
Check the distance. The
transmitter may be too far from
the vehicle.
.
Check the location. Other
vehicles or objects may be
blocking the signal.
.
Check the transmitter's battery.
See “ Battery Replacement ” later
in this section.
.
If the transmitter is still not
working correctly, see your
dealer or a qualified technician
for service. Remote Keyless Entry
(RKE) System Operation
(Keyless Access) The Keyless Access system allows
for vehicle entry when the
transmitter is within 1 m (3 ft). See
“ Keyless Access Operation ” later in
this section.
The RKE transmitter functions may
work up to 60 m (197 ft) away from
the vehicle.
Other conditions can affect the
performance of the transmitter. See
Remote Keyless Entry (RKE)
System 0 33 .

GMC Sierra/Sierra Denali Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-1500-11698638) - 2019 - crc - 5/15/18
34 Keys, Doors, and Windows
/ : Press and release
Q , then
immediately press and hold
/ until
the turn signal lamps flash or for at
least four seconds. The engine may
be started from outside the vehicle
using the RKE transmitter. See
Remote Vehicle Start 0 43 .
Q : Press to lock all doors and the
tailgate, if equipped.
If enabled, the turn signal lamps
flash and/or the horn may sound on
the second press to indicate locking
has occurred. If enabled, the horn chirps when
Q is pressed again
within three seconds. See Vehicle
Personalization 0 167 .
If the driver door is open when
Q is
pressed, all doors will lock and then
the driver door will immediately
unlock, if enabled. See Vehicle
Personalization 0 167 .
If the passenger door is open when
Q is pressed, all doors lock.
Pressing
Q arms the alarm system.
See Vehicle Alarm System 0 54 .
If equipped with remote mirror
folding, pressing and holding
Q for
one second will fold the mirrors,
if enabled. See Vehicle
Personalization 0 167 .
K : Press once to unlock only the
driver door. If
K is pressed again
within three seconds, all remaining
doors and the tailgate unlock. The
interior lamps may come on and
stay on for 20 seconds or until the
ignition is turned on. If enabled, the turn signal lamps
flash twice to indicate unlocking has
occurred. If enabled, the exterior
lamps may turn on. See Vehicle
Personalization 0 167 .
Pressing
K on the RKE transmitter
disarms the alarm system. See
Vehicle Alarm System 0 54 .
If equipped with remote mirror
folding, pressing and holding
K for
one second will unfold the mirrors,
if enabled. See Vehicle
Personalization 0 167 .
Press and hold
K until the windows
fully open, if remote window
operation is enabled. See Vehicle
Personalization 0 167 .
x : Press twice quickly to release
the tailgate, if equipped.
7 : Press and release to initiate
vehicle locator. The turn signal
lamps flash and the horn sounds
three times.
Press and hold
7 for more than
three seconds to activate the panic
alarm. The turn signal lamps flash