2018 GMC YUKON keyless

GMC Yukon/Yukon XL/Denali Owner Manual (GMNA-Localizing-U.S./
Canada/Mexico-11349262) - 2018 - CRC - 11/3/17
32 Keys, Doors, and Windows
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 must be with you.1. Insert the new vehicle key into the ignition.
2. Turn the ignition on without starting the engine. 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
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
396.
With an active OnStar service plan,
an OnStar Advisor may remotely
unlock the vehicle. See OnStar
Overview 0406.Remote Keyless Entry
(RKE) System
See Radio Frequency Statement
0 402.
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.

GMC Yukon/Yukon XL/Denali Owner Manual (GMNA-Localizing-U.S./
Canada/Mexico-11349262) - 2018 - CRC - 11/3/17
Keys, Doors, and Windows 33
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)
System032.
/:Press and releaseQ, 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
041.
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
Qis pressed again within
three seconds. See Vehicle
Personalization 0162.
Pressing
Qarms the alarm system.
See Vehicle Alarm System 051.
If equipped with auto mirror folding,
pressing and holding
Qfor
one second will fold the mirrors,
if enabled. See Vehicle
Personalization 0162.
K:Press once to unlock only the
driver door. If
Kis 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 0162.
Pressing
Kon the RKE transmitter
disarms the alarm system. See
Vehicle Alarm System 051.
If equipped with auto mirror folding,
pressing and holding
Kfor
one second will unfold the mirrors,
if enabled. See Vehicle
Personalization 0162.
Press and hold
Kuntil the windows
fully open, if enabled. See Vehicle
Personalization 0162.
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.

GMC Yukon/Yukon XL/Denali Owner Manual (GMNA-Localizing-U.S./
Canada/Mexico-11349262) - 2018 - CRC - 11/3/17
Keys, Doors, and Windows 35
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 032.
/:Press and releaseQ, 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 041.
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
Q
is pressed again within
three seconds. See Vehicle
Personalization 0162. If the driver door is open when
Qis
pressed, all doors will lock and then
the driver door will immediately
unlock, if enabled. See Vehicle
Personalization 0162.
If the passenger door is open when
Qis pressed, all doors lock.
Pressing
Qarms the alarm system.
See Vehicle Alarm System 051.
If equipped with auto mirror folding,
pressing and holding
Qfor
one second will fold the mirrors,
if enabled. See Vehicle
Personalization 0162.
K:Press once to unlock only the
driver door. If
Kis 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 0162.

GMC Yukon/Yukon XL/Denali Owner Manual (GMNA-Localizing-U.S./
Canada/Mexico-11349262) - 2018 - CRC - 11/3/17
36 Keys, Doors, and Windows
PressingKon the RKE transmitter
disarms the alarm system. See
Vehicle Alarm System 051.
If equipped with auto mirror folding,
pressing and holding
Kfor
one second will unfold the mirrors,
if enabled. See Vehicle
Personalization 0162.
Press and hold
Kuntil the windows
fully open, if remote window
operation is enabled. See Vehicle
Personalization 0162.
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
7for 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
7
is 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)
of the liftgate or door being opened.
If the vehicle has this feature, there
will be a button on the outside door
handles.
Keyless Access can be
programmed to unlock all doors on
the first lock/unlock press from the
driver door. See
Vehicle
Personalization 0162.
If equipped with memory seats, RKE
transmitters 1 and 2 are linked to
seating positions of memory 1 or 2.
See Memory Seats 066.
Keyless Unlocking/Locking from
the Driver Door
When the doors are locked and the
RKE transmitter is within 1 m (3 ft)
of the door handle, pressing the lock/unlock button on the driver door
handle will unlock the driver door.
If the lock/unlock button is pressed
again within five seconds, all
passenger doors and the liftgate will
unlock.
Driver Side Shown, Passenger
Side Similar
Pressing the lock/unlock button will
cause all doors to lock if any of the
following occur:
. It has been more than
five seconds since the first lock/
unlock button press.
. Two lock/unlock button presses
were used to unlock all doors.

GMC Yukon/Yukon XL/Denali Owner Manual (GMNA-Localizing-U.S./
Canada/Mexico-11349262) - 2018 - CRC - 11/3/17
Keys, Doors, and Windows 37
.Any vehicle door has been
opened and all doors are now
closed.
Keyless Unlocking/Locking from
the Passenger Doors
When the doors are locked and the
RKE transmitter is within 1 m (3 ft)
of the door handle, pressing the
lock/unlock button on a passenger
door handle will unlock all doors.
Pressing the lock/unlock button will
cause all doors to lock if any of the
following occur:
. The lock/unlock button was used
to unlock all doors.
. Any vehicle door has been
opened and all doors are now
closed.
Passive Locking
If equipped with Keyless Access,
this feature will lock the vehicle
several seconds after all doors are
closed, if the vehicle is off and at
least one RKE transmitter has been
removed from the interior, or none
remain in the interior. If other electronic devices interfere
with the RKE transmitter signal, the
vehicle may not detect the RKE
transmitter inside the vehicle.
If passive locking is enabled, the
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
0 162.
Temporary Disable of Passive
Locking
Temporarily disable passive locking
by pressing and holding
Kon 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
Qon 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 0162.
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 0162.
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).

GMC Yukon/Yukon XL/Denali Owner Manual (GMNA-Localizing-U.S./
Canada/Mexico-11349262) - 2018 - CRC - 11/3/17
38 Keys, Doors, and Windows
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).
SeeLiftgate 045.
Key Access
To access a vehicle with a dead
transmitter battery, see Door Locks
0 42.
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.
1. Remove the key from the recognized transmitter.
2. Place the two recognized transmitters in the cupholder or
on the passenger seat.
3. Insert the vehicle key into the key lock cylinder on the driver
door handle. Then turn the key
counterclockwise, to the unlock
position, five times within
10 seconds.
The Driver Information Center
(DIC) displays READY FOR
REMOTE#2, 3, 4, ETC.
4. Place the new transmitter inthe transmitter pocket/insert.
Open the center console
storage area and the storage
tray. The transmitter pocket/
insert is in front of the storage
area next to the center console
storage area between the
driver and front passenger
seats.
5. Press ENGINE START/STOP. When the transmitter is
learned, the DIC display will
show that it is ready to program
the next transmitter.

GMC Yukon/Yukon XL/Denali Owner Manual (GMNA-Localizing-U.S./
Canada/Mexico-11349262) - 2018 - CRC - 11/3/17
Keys, Doors, and Windows 39
6. Remove the transmitter fromthe transmitter pocket and
press
KorQon the
transmitter.
To program additional
transmitters, repeat Steps 4–6.
When all additional transmitters
are programmed, press and
hold ENGINE START/STOP for
approximately 12 seconds to
exit programming mode.
7. Return the key back into the transmitter.
Programming without Two
Recognized Transmitters (Keyless
Access Vehicles Only)
If two currently recognized
transmitters are not available, follow
this procedure to program up to
eight transmitters. This feature is
not available in Canada. This
procedure will take approximately
30 minutes to complete. The vehicle
must be off and all transmitters to
be programmed must be with you. 1. Remove the vehicle key from the transmitter. 2. Insert the vehicle key into the
key lock cylinder on the driver
door handle; then turn the key
counterclockwise, to the unlock
position, five times within
10 seconds.
The Driver Information Center
(DIC) displays REMOTE
LEARN PENDING,
PLEASE WAIT.
3. Wait for 10 minutes until the DIC displays PRESS ENGINE
START BUTTON TO LEARN,
then press ENGINE
START/STOP.
The DIC will again display
REMOTE LEARN PENDING,
PLEASE WAIT.
4. Repeat Step 3 two additional times. After the third time all
previously known transmitters
will no longer work with the
vehicle. Remaining transmitters
can be relearned during the
next steps.
The DIC display should now
show READY FOR REMOTE
# 1.
5. Place the new transmitter in
the transmitter pocket/insert.
Open the center console
storage area and the storage
tray. The transmitter pocket/
insert is in front of the storage
area next to the center console
storage area between the
driver and front passenger
seats.
6. Press ENGINE START/STOP. When the transmitter is
learned, the DIC display will
show that it is ready to program
the next transmitter.

GMC Yukon/Yukon XL/Denali Owner Manual (GMNA-Localizing-U.S./
Canada/Mexico-11349262) - 2018 - CRC - 11/3/17
Keys, Doors, and Windows 41
1. With the key removed, insert aflat, thin object in the center of
the transmitter to separate and
remove the back cover.
2. Lift the battery with a flat
object.
3. Remove the battery.
4. Insert the new battery, positive side toward the back cover.
Replace with a CR2032 or
equivalent battery.
5. Push together the transmitter.
Remote Vehicle Start
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 may also come on.
See Heated and Ventilated Front
Seats 069 and Vehicle
Personalization 0162.
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 (Key
Access) or the RKE transmitter
is in the vehicle (Keyless
Access).
. The hood is not closed. .
There is an emission control
system malfunction and the
malfunction indicator lamp is on.
The engine will turn off during a
remote vehicle start if:
. The coolant temperature gets
too high.
. The oil pressure gets low.
The RKE transmitter range may be
reduced while the vehicle is running.
Other conditions can affect the
performance of the transmitter.
See Remote Keyless Entry (RKE)
System 032 orVehicle
Personalization 0162.
Starting the Engine Using Remote
Start
1. Press and release
Q.
2. Immediately press and hold
/
until the turn signal lamps flash
or for at least four seconds.