2018 GMC YUKON XL remote start

GMC Yukon/Yukon XL/Denali Owner Manual (GMNA-Localizing-U.S./
Canada/Mexico-11349262) - 2018 - crc - 6/20/17
Introduction 3
{ DangerDanger indicates a hazard with a
high level of risk which will result
in serious injury or death.
{ WarningWarning indicates a hazard that
could result in injury or death.
CautionCaution indicates a hazard that
could result in property or vehicle
damage. A circle with a slash through it is a
safety symbol which means “ Do
Not, ” “ Do not do this, ” or “ Do not let
this happen. ”
Symbols The vehicle has components and
labels that use symbols instead of
text. Symbols are shown along with
the text describing the operation or
information relating to a specific
component, control, message,
gauge, or indicator.
M : Shown when the owner ’ s
manual has additional instructions
or information.
* : Shown when the service
manual has additional instructions
or information.
0 : Shown when there is more
information on another page —
“ see page. ”
Vehicle Symbol Chart
Here are some additional symbols
that may be found on the vehicle
and what they mean. See the
features in this manual for
information. 9 : Airbag Readiness Light
# : Air Conditioning
! : Antilock Brake System (ABS)
$ : Brake System Warning Light
" : Charging System
I : Cruise Control
` : Do Not Puncture
^ : Do Not Service
B : Engine Coolant Temperature
O : Exterior Lamps
_ : Flame/Fire Prohibited
. : Fuel Gauge
+ : Fuses
3 : Headlamp High/Low-Beam
Changer
j : LATCH System Child Restraints
* : Malfunction Indicator Lamp
: : Oil Pressure
O : Power
/ : Remote Vehicle Start
> : Seat Belt Reminders
7 : Tire Pressure Monitor

GMC Yukon/Yukon XL/Denali Owner Manual (GMNA-Localizing-U.S./
Canada/Mexico-11349262) - 2018 - crc - 6/20/17
In Brief 5
In Brief Instrument Panel Instrument Panel . . . . . . . . . . . . . . . . 6
Initial Drive Information Initial Drive Information . . . . . . . . . . 8
Remote Keyless Entry (RKE)
System . . . . . . . . . . . . . . . . . . . . . . . . 8
Remote Vehicle Start . . . . . . . . . . . 9
Door Locks . . . . . . . . . . . . . . . . . . . . . 9
Liftgate . . . . . . . . . . . . . . . . . . . . . . . . 10
Windows . . . . . . . . . . . . . . . . . . . . . . . 11
Seat Adjustment . . . . . . . . . . . . . . . 11
Memory Features . . . . . . . . . . . . . . 12
Second Row Seats . . . . . . . . . . . . 12
Third Row Seats . . . . . . . . . . . . . . . 13
Heated and Ventilated Seats . . . 13
Head Restraint Adjustment . . . . 13
Seat Belts . . . . . . . . . . . . . . . . . . . . . 13
Passenger Sensing System . . . 14
Mirror Adjustment . . . . . . . . . . . . . . 14
Steering Wheel Adjustment . . . . 15
Throttle and Brake Pedal
Adjustment . . . . . . . . . . . . . . . . . . . 15
Interior Lighting . . . . . . . . . . . . . . . . 16
Exterior Lighting . . . . . . . . . . . . . . . 16
Windshield Wiper/Washer . . . . . . 17
Climate Controls . . . . . . . . . . . . . . . 18
Transmission . . . . . . . . . . . . . . . . . . 18 Four-Wheel Drive . . . . . . . . . . . . . . 19
Vehicle Features Infotainment System . . . . . . . . . . . 20
Steering Wheel Controls . . . . . . . 20
Cruise Control . . . . . . . . . . . . . . . . . 20
Driver Information
Center (DIC) . . . . . . . . . . . . . . . . . 20
Forward Collision Alert (FCA)
System . . . . . . . . . . . . . . . . . . . . . . . 21
Forward Automatic
Braking (FAB) . . . . . . . . . . . . . . . . 21
Lane Keep Assist (LKA) . . . . . . . 21
Lane Change Alert (LCA) . . . . . . 21
Rear Vision Camera (RVC) . . . . 22
Rear Cross Traffic Alert (RCTA)
System . . . . . . . . . . . . . . . . . . . . . . . 22
Parking Assist . . . . . . . . . . . . . . . . . 22
Power Outlets . . . . . . . . . . . . . . . . . 22
Universal Remote System . . . . . 23
Sunroof . . . . . . . . . . . . . . . . . . . . . . . . 23
Performance and Maintenance Traction Control/Electronic
Stability Control . . . . . . . . . . . . . . 24
Tire Pressure Monitor . . . . . . . . . . 24
Fuel (L83 5.3L V8 Engine) . . . . . 25
Fuel (L86 6.2L V8 Engine) . . . . . 25
E85 or FlexFuel . . . . . . . . . . . . . . . . 25
Engine Oil Life System . . . . . . . . 25 Driving for Better Fuel
Economy . . . . . . . . . . . . . . . . . . . . . 26
Roadside Assistance
Program . . . . . . . . . . . . . . . . . . . . . . 26

GMC Yukon/Yukon XL/Denali Owner Manual (GMNA-Localizing-U.S./
Canada/Mexico-11349262) - 2018 - crc - 6/20/17
In Brief 9
Q : Press to lock all doors.
Lock and unlock feedback can be
personalized. See Vehicle
Personalization 0 158 .
b : Press twice to open or close
the liftgate. Press once to stop the
liftgate from moving.
c : Press twice to open the
liftglass.
7 : Press and release to initiate
vehicle locate. The turn signal
lamps flash and the horn sounds
three times.
Press
7 and hold for more than
three seconds to sound the panic
alarm.
Press
7 again to cancel the panic
alarm.
See Keys (Keyless Access) 0 27 or
Keys (Key Access) 0 28 and
Remote Keyless Entry (RKE)
System 0 31 . Remote Vehicle Start 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.
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 39 .Door Locks To lock or unlock the doors from
inside the vehicle:
.
Press
Q or
K on a power door
lock switch.
.
Pushing down the manual lock
knob on the driver door will lock
all doors. Pushing down the lock
knob on a passenger door will
lock that door only.
.
Pulling the door handle once will
unlock that door. Pulling the
handle again will unlatch it.
To lock or unlock the doors from
outside the vehicle press
Q or
K on
the RKE transmitter.
See Remote Keyless Entry (RKE)
System Operation (Key Access)
0 31 or Remote Keyless Entry
(RKE) System Operation (Keyless
Access) 0 33 .

GMC Yukon/Yukon XL/Denali Owner Manual (GMNA-Localizing-U.S./
Canada/Mexico-11349262) - 2018 - crc - 6/20/17
Keys, Doors, and Windows 27
Keys, Doors, and
Windows Keys and Locks Keys (Keyless Access) . . . . . . . . 27
Keys (Key Access) . . . . . . . . . . . . 28
Remote Keyless Entry (RKE)
System . . . . . . . . . . . . . . . . . . . . . . . 31
Remote Keyless Entry (RKE)
System Operation (Key
Access) . . . . . . . . . . . . . . . . . . . . . . 31
Remote Keyless Entry (RKE)
System Operation (Keyless
Access) . . . . . . . . . . . . . . . . . . . . . . 33
Remote Vehicle Start . . . . . . . . . . 39
Door Locks . . . . . . . . . . . . . . . . . . . . 41
Power Door Locks . . . . . . . . . . . . . 42
Delayed Locking . . . . . . . . . . . . . . . 42
Automatic Door Locks . . . . . . . . . 42
Lockout Protection . . . . . . . . . . . . . 42
Safety Locks . . . . . . . . . . . . . . . . . . . 43
Doors Liftgate . . . . . . . . . . . . . . . . . . . . . . . . 43
Power Assist Steps . . . . . . . . . . . . 48
Vehicle Security
Vehicle Security . . . . . . . . . . . . . . . . 49
Vehicle Alarm System . . . . . . . . . 49 Immobilizer . . . . . . . . . . . . . . . . . . . . 51
Immobilizer Operation . . . . . . . . . 51
Exterior Mirrors Convex Mirrors . . . . . . . . . . . . . . . . 52
Power Mirrors . . . . . . . . . . . . . . . . . . 53
Folding Mirrors . . . . . . . . . . . . . . . . . 53
Heated Mirrors . . . . . . . . . . . . . . . . . 54
Automatic Dimming Mirror . . . . . 54
Blind Spot Mirrors . . . . . . . . . . . . . . 54
Reverse Tilt Mirrors . . . . . . . . . . . . 55
Interior Mirrors Interior Rearview Mirrors . . . . . . . 55
Manual Rearview Mirror . . . . . . . . 55
Automatic Dimming Rearview
Mirror . . . . . . . . . . . . . . . . . . . . . . . . . 56
Child-View Mirror . . . . . . . . . . . . . . 56
Windows Windows . . . . . . . . . . . . . . . . . . . . . . . 56
Power Windows . . . . . . . . . . . . . . . 56
Sun Visors . . . . . . . . . . . . . . . . . . . . . 58
Roof Sunroof . . . . . . . . . . . . . . . . . . . . . . . . 58 Keys and Locks Keys (Keyless Access)
{ WarningLeaving children in a vehicle with
an ignition key or Remote
Keyless Entry (RKE) transmitter is
dangerous and children or others
could be seriously injured or
killed. They could operate the
power window or other controls or
make the vehicle move. The
windows will function with the key
in the ignition or with the RKE
transmitter in the vehicle, 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 or an RKE
transmitter.

GMC Yukon/Yukon XL/Denali Owner Manual (GMNA-Localizing-U.S./
Canada/Mexico-11349262) - 2018 - crc - 6/20/17
Keys, Doors, and Windows 315. Repeat Steps 2 – 4 two more
times. After the third time, turn
the ignition on; the key is
learned and all previously
known keys will no longer work
with the vehicle.
6. To learn the second key, turn
the ignition off, insert the
second key to be learned, and
turn the ignition on without
starting the engine.
After the two keys are learned,
remaining keys can be learned by
following the procedure in
“ Programming with Two Recognized
Keys (Key Vehicles Only). ”
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
0 390 .
With an active OnStar service plan,
an OnStar Advisor may remotely
unlock the vehicle. See OnStar
Overview 0 400 .
Remote Keyless Entry
(RKE) System See Radio Frequency Statement
0 396 .
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
(Key Access) 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 31 .

GMC Yukon/Yukon XL/Denali Owner Manual (GMNA-Localizing-U.S./
Canada/Mexico-11349262) - 2018 - crc - 6/20/17
32 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 39 .
Q : Press to lock all doors.
If enabled, the turn signal lamps
flash once to indicate locking has
occurred. If enabled, the horn chirps
when
Q is pressed again within
three seconds. See Vehicle
Personalization 0 158 .
Pressing
Q arms the alarm system.
See Vehicle Alarm System 0 49 .
If equipped with auto mirror folding,
pressing and holding
Q for
one second will fold the mirrors,
if enabled. See Vehicle
Personalization 0 158 .
K : Press once to unlock only the
driver door. If
K is pressed again
within three seconds, all remaining
doors 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 0 158 .
Pressing
K on the RKE transmitter
disarms the alarm system. See
Vehicle Alarm System 0 49 .
If equipped with auto mirror folding,
pressing and holding
K for
one second will unfold the mirrors,
if enabled. See Vehicle
Personalization 0 158 .
Press and hold
K until the windows
fully open, if enabled. See Vehicle
Personalization 0 158 .
b : Press twice to open or close
the liftgate. Press once to stop the
liftgate from moving.
c : Press twice to open the
liftglass. 7 : Press and release to initiate the
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
and the horn sounds repeatedly for
30 seconds. The alarm turns off
when the ignition is turned on or
7is pressed again. The ignition must
be off for the panic alarm to work.
Programming Transmitters to
the Vehicle Only RKE transmitters programmed
to this vehicle will work. If a
transmitter is lost or stolen, a
replacement can be purchased and
programmed through your dealer.
Each vehicle can have up to
eight transmitters programmed to it.
See your dealer for transmitter
programming.

GMC Yukon/Yukon XL/Denali Owner Manual (GMNA-Localizing-U.S./
Canada/Mexico-11349262) - 2018 - crc - 6/20/17
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 39 .
Q : Press to lock all doors.
If enabled, the turn signal lamps
flash once on the second press to
indicate locking has occurred.
If enabled, the horn chirps when
Qis pressed again within
three seconds. See Vehicle
Personalization 0 158 .
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 0 158 .
If the passenger door is open when
Q is pressed, all doors lock.
Pressing
Q arms the alarm system.
See Vehicle Alarm System 0 49 . If equipped with auto mirror folding,
pressing and holding
Q for
one second will fold the mirrors,
if enabled. See Vehicle
Personalization 0 158 .
K : Press once to unlock only the
driver door. If
K is pressed again
within three seconds, all remaining
doors 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 0 158 .
Pressing
K on the RKE transmitter
disarms the alarm system. See
Vehicle Alarm System 0 49 .
If equipped with auto mirror folding,
pressing and holding
K for
one second will unfold the mirrors,
if enabled. See Vehicle
Personalization 0 158 . Press and hold
K until the windows
fully open, if remote window
operation is enabled. See Vehicle
Personalization 0 158 .
b : Press twice to open or close
the liftgate. Press once to stop the
liftgate from moving.
c : Press twice to open the
liftglass.
7 : Press and release to initiate
vehicle locate. 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
and the horn sounds repeatedly for
30 seconds. The alarm turns off
when the ignition is turned on or
7is pressed again. The ignition must
be off for the panic alarm to work.
Keyless Access Operation
The Keyless Access system allows
for doors and the liftgate to be
accessed without pressing the RKE
transmitter button. The RKE
transmitter must be within 1 m (3 ft)

GMC Yukon/Yukon XL/Denali Owner Manual (GMNA-Localizing-U.S./
Canada/Mexico-11349262) - 2018 - crc - 6/20/17
36 Keys, Doors, and Windows doors may lock with the RKE
transmitter inside the vehicle. Do
not leave the RKE transmitter in an
unattended vehicle.
To customize the doors to
automatically lock when exiting the
vehicle, see “ Remote Lock, Unlock,
Start ” under Vehicle Personalization
0 158 .
Temporary Disable of Passive
Locking
Temporarily disable passive locking
by pressing and holding
K on the
interior door switch with a door open
for at least four seconds, or until
three chimes are heard. Passive
locking will then remain disabled
until
Q on the interior door is
pressed, or until the vehicle is
turned on.
Remote Left In Vehicle Alert
When the vehicle is turned off and
an RKE transmitter is left in the
vehicle, the horn will chirp three
times after all doors are closed. To
turn on or off see Vehicle
Personalization 0 158 . Remote No Longer in Vehicle Alert
If the vehicle is on with a door open,
and then all doors are closed, the
vehicle will check for RKE
transmitters inside. If an RKE
transmitter is not detected, the DIC
will display NO REMOTE
DETECTED and the horn will chirp
three times. This occurs only once
each time the vehicle is driven. To
turn on or off see Vehicle
Personalization 0 158 .
Keyless Liftgate Opening
Press the touch pad on the
underside of the liftgate handle to
open the liftgate when all doors are
unlocked, or when the transmitter is
within 1 m (3 ft).
Keyless Liftglass Opening
Press the exterior liftglass button to
open the liftglass when all doors are
unlocked, or when the transmitter is
within 1 m (3 ft).
See Liftgate 0 43 . Key Access
To access a vehicle with a dead
transmitter battery, see Door Locks
0 41 .
Programming Transmitters to
the Vehicle Only RKE transmitters programmed
to the vehicle will work. If a
transmitter is lost or stolen, a
replacement can be purchased and
programmed through your dealer.
The vehicle can be reprogrammed
so that lost or stolen transmitters no
longer work. Each vehicle can have
up to eight transmitters matched
to it.
Programming with Two
Recognized Transmitters (Keyless
Access Vehicles Only)
A new transmitter can be
programmed to the vehicle when
there are two recognized
transmitters.
To program, the vehicle must be off
and all transmitters, both currently
recognized and new, must be
with you.