alarm GMC YUKON XL 2015 Owners Manual

Black plate (5,1)GMC 2015i Yukon/Yukon XL Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-8431503) - 2015 - crc - 8/11/14
In Brief 1-5
Keyless Access RKE Transmitterwith Remote Start
K:Press to unlock the driver door.
Press
Kagain within three seconds
to unlock all remaining doors.
Q: Press to lock all doors.
Lock and unlock feedback can be
personalized. See Vehicle
Personalization on page 5-44.
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
7and hold for more than
three seconds to sound the panic
alarm.
Press
7again to cancel the panic
alarm.
See Keys (Keys) on page 2-2 or
Keys (Keyless) on page 2-4 and
Remote Keyless Entry (RKE)
System on page 2-5.
Remote Vehicle Start
If equipped, the engine can be
started from outside of the vehicle.
Starting the Vehicle
1. Press and releaseQ.
2. Immediately, press and hold
/
for at least four seconds or until
the turn signal lamps flash. When the vehicle starts, the parking
lamps will turn on. The doors will be
locked and the climate control
system may come on.
The engine will continue to run for
10 minutes. After 30 seconds,
repeat the steps if a 10-minute
extension is desired. Remote start
can be extended only once.
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 on
page 2-15.

Black plate (1,1)GMC 2015i Yukon/Yukon XL Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-8431503) - 2015 - crc - 8/11/14
Keys, Doors, and Windows 2-1
Keys, Doors, and
Windows
Keys and Locks
Keys (Keys) . . . . . . . . . . . . . . . . . . . 2-2
Keys (Keyless) . . . . . . . . . . . . . . . . 2-4
Remote Keyless Entry (RKE)System . . . . . . . . . . . . . . . . . . . . . . 2-5
Remote Keyless Entry (RKE) System Operation (Key) . . . . . 2-5
Remote Keyless Entry (RKE) System Operation
(Keyless) . . . . . . . . . . . . . . . . . . . . 2-8
Remote Vehicle Start . . . . . . . . 2-15
Door Locks . . . . . . . . . . . . . . . . . . 2-16
Power Door Locks . . . . . . . . . . . 2-17
Delayed Locking . . . . . . . . . . . . . 2-18 Automatic Door Locks . . . . . . . 2-18
Lockout Protection . . . . . . . . . . . 2-18
Safety Locks . . . . . . . . . . . . . . . . . 2-18
Doors
Liftgate . . . . . . . . . . . . . . . . . . . . . . 2-19
Power Assist Steps . . . . . . . . . . 2-23
Vehicle Security
Vehicle Security . . . . . . . . . . . . . . 2-24
Vehicle Alarm System . . . . . . . 2-24
Immobilizer . . . . . . . . . . . . . . . . . . 2-26
Immobilizer Operation (Key
Access) . . . . . . . . . . . . . . . . . . . . 2-26
Immobilizer Operation (Keyless Access) . . . . . . . . . . . 2-27
Exterior Mirrors
Convex Mirrors . . . . . . . . . . . . . . 2-28
Power Mirrors . . . . . . . . . . . . . . . . 2-29 Folding Mirrors . . . . . . . . . . . . . . . 2-29
Heated Mirrors . . . . . . . . . . . . . . . 2-30
Automatic Dimming Mirror . . . 2-30
Blind Spot Mirrors . . . . . . . . . . . 2-30
Reverse Tilt Mirrors . . . . . . . . . . 2-31
Interior Mirrors
Interior Rearview Mirrors . . . . . 2-31
Manual Rearview Mirror . . . . . . 2-31
Automatic Dimming Rearview
Mirror . . . . . . . . . . . . . . . . . . . . . . . 2-32
Child-View Mirror . . . . . . . . . . . . 2-32
Windows
Windows . . . . . . . . . . . . . . . . . . . . . 2-32
Power Windows . . . . . . . . . . . . . 2-33
Sun Visors . . . . . . . . . . . . . . . . . . . 2-35
Roof
Sunroof . . . . . . . . . . . . . . . . . . . . . . 2-35

Black plate (6,1)GMC 2015i Yukon/Yukon XL Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-8431503) - 2015 - crc - 8/11/14
2-6 Keys, Doors, and Windows
With Remote Start (withoutRemote Start Similar)
/(Remote Vehicle Start):
If equipped, press and release
Q,
then immediately press and hold
/
until the turn signal flash or for at
least four seconds. The engine may
be started from outside the vehicle
using the RKE transmitter. See
Remote Vehicle Start on page 2-15.
Q(Lock): Press to lock all doors.
If enabled through the Driver
Information Center (DIC), the turn
signal lamps flash once to indicate locking has occurred. If enabled
through the DIC, the horn chirps
when
Qis pressed again within
three seconds. See Vehicle
Personalization on page 5-44.
Pressing
Qarms the alarm system.
See Vehicle Alarm System on
page 2-24.
If equipped with auto mirror folding,
pressing and holding
Qfor
one second will fold the mirrors. The
auto mirror folding feature will not
operate unless it is enabled. See
Vehicle Personalization on
page 5-44.
K(Unlock): 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 through the DIC, the turn
signal lamps flash twice to indicate
unlocking has occurred. See Vehicle
Personalization on page 5-44. If enabled through the DIC, the
exterior lamps may turn on. See
Vehicle Personalization on
page 5-44.
If equipped, memory seat positions
may be recalled when unlocking the
vehicle if enabled. See
Vehicle
Personalization on page 5-44 and
Memory Seats on page 3-5.
Pressing
Kon the RKE transmitter
disarms the alarm system. See
Vehicle Alarm System on
page 2-24.
If equipped with auto mirror folding,
pressing and holding
Kfor
one second will unfold the mirrors.
The auto mirror folding feature will
not operate unless it is enabled.
See Vehicle Personalization on
page 5-44.
b(Liftgate): Press twice to open
or close the liftgate. Press once to
stop the liftgate from moving.
c(Liftglass): Press twice to open
the liftglass.

Black plate (7,1)GMC 2015i Yukon/Yukon XL Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-8431503) - 2015 - crc - 8/11/14
Keys, Doors, and Windows 2-7
7(Vehicle Locator/Panic
Alarm): 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 moved to ON/
RUN or
7is pressed again. The
ignition must be in LOCK/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.
Battery Replacement
Replace the battery in the
transmitter soon if the REPLACE
BATTERY IN REMOTE KEY
message displays in the DIC.
{Caution
When replacing the battery, do
not touch any of the circuitry on
the transmitter. Static from your
body could damage the
transmitter. To replace the battery:
1. Separate and remove the back
cover of the transmitter with a
flat, thin object, such as a coin.

Black plate (9,1)GMC 2015i Yukon/Yukon XL Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-8431503) - 2015 - crc - 8/11/14
Keys, Doors, and Windows 2-9
locking has occurred. If enabled
through the DIC, the horn chirps
when
Qis pressed again within
three seconds. See Vehicle
Personalization on page 5-44.
Pressing
Qarms the alarm system.
See Vehicle Alarm System on
page 2-24.
If equipped with auto mirror folding,
pressing and holding
Qfor
one second will fold the mirrors. The
auto mirror folding feature will not
operate unless it is enabled. See
Vehicle Personalization on
page 5-44.
K(Unlock): 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 through the DIC, the turn
signal lamps flash twice to indicate
unlocking has occurred. If enabled through the DIC, the exterior lamps
may turn on. See
Vehicle
Personalization on page 5-44.
If equipped, memory seat positions
may be recalled when unlocking the
vehicle if enabled. See Vehicle
Personalization on page 5-44 and
Memory Seats on page 3-5.
Pressing
Kon the RKE transmitter
disarms the alarm system. See
Vehicle Alarm System on
page 2-24.
If equipped with auto mirror folding,
pressing and holding
Kfor
one second will unfold mirrors. The
auto mirror folding feature will not
operate unless it is enabled. See
Vehicle Personalization on
page 5-44.
b(Liftgate): Press twice to open
or close the liftgate. Press once to
stop the liftgate from moving.
c(Liftglass): Press twice to open
the liftglass.
7(Vehicle Locator/Panic
Alarm): 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 moved to ON/
RUN or
7is pressed again. The
ignition must be in LOCK/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 door being opened. If the
vehicle has this feature, there will be
a button on the outside door
handles.

Black plate (24,1)GMC 2015i Yukon/Yukon XL Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-8431503) - 2015 - crc - 8/11/14
2-24 Keys, Doors, and Windows
closed. The power assist steps will
retract immediately if the vehicle
starts moving.
Keep hands, children, pets, objects,
and clothing clear of the power
assist steps when in motion. The
steps will reverse direction if they
encounter an obstruction when
opening or closing. Remove the
obstruction, then open and close the
door on the same side to complete
the motion of the assist steps. If the
obstruction is not cleared, the assist
steps remain extended while driving.There are two other modes of
operation:
Deploy Mode: To extend both power
assist steps for cleaning, press
j
while the vehicle is in P (Park) or
N (Neutral). Press
jagain to
retract them. The DIC will display a
message.
Lock Mode: Press and hold
jfor
four seconds to lock and disable the
power assist steps. Press and
hold
jfor four seconds again to
enable them. The DIC will display a
message.
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, liftgate or the hood is open.

Black plate (25,1)GMC 2015i Yukon/Yukon XL Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-8431503) - 2015 - crc - 8/11/14
Keys, Doors, and Windows 2-25
Slow Flash:Alarm system is
armed.
Arming the Alarm System
1. Turn off the vehicle.
2. Lock the vehicle with one of
three ways:
.Use the RKE transmitter.
.Use the Keyless Access
system.
.With a door open, pressQ
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. If the driver door is opened without
first unlocking with the RKE
transmitter, the horn will chirp and
the lights will flash to indicate
pre-alarm. If the vehicle is not
started, or the door is not unlocked
by pressing
Kon the RKE
transmitter during the 10-second
pre-alarm, the alarm will be
activated.
The alarm will also be activated if a
passenger door, the liftgate, or the
hood is opened without first
disarming the system. When the
alarm is activated, the turn signals
flash and the horn sounds for about
30 seconds. The alarm system will
then re-arm to monitor for the next
unauthorized event.
Disarming the Alarm System
To disarm the alarm system or turn
off the alarm if it has been activated:
.PressKon the RKE transmitter.
.Unlock the vehicle using the
Keyless Access system.
.Start the vehicle.
To avoid setting off the alarm by
accident:
.Lock the vehicle after all
occupants have exited.
.Always unlock a door with the
RKE transmitter, or use the
Keyless Access system.
Unlocking the driver door with
the key will not disarm the
system or turn off the alarm.
How to Detect a Tamper
Condition
IfKis pressed on the RKE
transmitter and the horn chirps three
times, an alarm occurred previously
while the alarm system was armed.
If the alarm has been activated, a
message will appear on the DIC.
See Security Messages on
page 5-39.

Black plate (26,1)GMC 2015i Yukon/Yukon XL Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-8431503) - 2015 - crc - 8/11/14
2-26 Keys, Doors, and Windows
Intrusion Sensor and
Inclination Sensor
In addition to the standard
theft-deterrent system features, this
system may also have an inclination
sensor and intrusion sensor.
The inclination sensor can set off
the alarm if it senses movement of
the vehicle, such as a change in
vehicle orientation.
The intrusion sensor monitors the
vehicle interior, and can activate the
alarm if it senses unauthorized entry
into the vehicle’s interior. Do not
allow passengers or pets to remain
in the vehicle when the intrusion
sensor is activated.
Before arming the theft-deterrent
system and activating the intrusion
sensor:
.Make sure all doors and
windows are completely closed.
.Secure any loose items such as
a sunshades.
.Make sure there are no
obstructions blocking the
sensors in the front overhead
console.
.Close DVD screens before
leaving the vehicle.
Intrusion and Inclination
Sensors Disable Switch
It is recommended that the intrusion
and inclination sensors be
deactivated if pets are left in the
vehicle or the vehicle is being
transported.With the vehicle off, press
oin
the front overhead console to turn
off the feature.
The indicator light will come on
momentarily, indicating that these
sensors have been disabled until
the next time the alarm system is
armed.
Immobilizer
See Radio Frequency Statement on
page 13-12.
Immobilizer Operation
(Key Access)
This vehicle has a passive
theft-deterrent system.
The system does not have to be
manually armed or disarmed.

Black plate (31,1)GMC 2015i Yukon/Yukon XL Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-8431503) - 2015 - crc - 8/11/14
Instruments and Controls 5-31
Vehicle Messages
Messages displayed on the DIC
indicate the status of the vehicle or
some action that may be needed to
correct a condition. Multiple
messages may appear one after
another.
The messages that do not require
immediate action can be
acknowledged and cleared by
pressing
Vor the trip odometer
reset stem on the base cluster.
The messages that require
immediate action cannot be cleared
until that action is performed.
All messages should be taken
seriously and clearing the message
does not correct the problem.
The following are the possible
messages and some information
about them.
Battery Voltage and
Charging Messages
BATTERY LOW START
VEHICLE
When the vehicle’ s battery is
severely discharged, this message
will display and four chimes will
sound. Start the vehicle
immediately. If the vehicle is not
started and the battery continues to
discharge, the climate controls,
heated seats, and audio systems
will shut off and the vehicle may
require a jump start. These systems
will function again after the vehicle
is started.
BATTERY SAVER ACTIVE
This message displays when the
battery voltage drops below
expected levels and features are
disabled. Turn off all unnecessary
accessory features.
SERVICE BATTERY
CHARGING SYSTEM
On some vehicles, this message
displays if there is a problem with
the battery charging system. Under
certain conditions, the charging
system light may also turn on in the
instrument cluster. See Charging
System Light on page 5-19. Driving
with this problem could drain the
battery. Turn off all unnecessary
accessories. Have the electrical
system checked as soon as
possible. See your dealer.
TRANSPORT MODE ON
This message is displayed when the
vehicle is in transport mode. Some
features can be disabled while in
this mode, including Remote
Keyless Entry (RKE), remote start,
and the vehicle alarm system. Take
the vehicle to your dealer for service
to turn transport mode off.

Black plate (1,1)GMC 2015i Yukon/Yukon XL Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-8431503) - 2015 - crc - 8/11/14
INDEX i-1
A
Accessories andModifications . . . . . . . . . . . . . . . . . 10-3
Accessory Power . . . . . . . . . . . . . . 9-27
Active Emergency Braking System . . . . . . . . 1-20, 9-63
Active Fuel Management
®. . . . . 9-30
Adaptive Cruise Control . . . . . . . 9-50
Add-On Electrical Equipment . . . . . . . . . . . . . . . . . . . 9-89
Additional Information
OnStar
®. . . . . . . . . . . . . . . . . . . . . . 14-6
Additional Maintenance and Care . . . . . . . . . . . . . . . . . . . . . 11-9
Adjustable Throttle and Brake Pedal . . . . . . . . . . . . . . . . . . 9-20
Adjustments Lumbar, Front Seats . . . . . . . . . . . 3-4
Air Cleaner/Filter, Engine . . . . . 10-13
Air Filter, Passenger Compartment . . . . . . . . . . . . . . . . . 8-7
Air Vents . . . . . . . . . . . . . . . . . . . . . . . 8-6 Airbag System
Check . . . . . . . . . . . . . . . . . . . . . . . . 3-41
How Does an Airbag
Restrain? . . . . . . . . . . . . . . . . . . . 3-34
Passenger Sensing System . . . . . . . . . . . . . . . . . . . . . . 3-35
What Makes an Airbag
Inflate? . . . . . . . . . . . . . . . . . . . . . . 3-33
What Will You See after an Airbag Inflates? . . . . . . . . . . . . . 3-34
When Should an Airbag
Inflate? . . . . . . . . . . . . . . . . . . . . . . 3-32
Where Are the Airbags? . . . . . . 3-30
Airbags Adding Equipment to theVehicle . . . . . . . . . . . . . . . . . . . . . . 3-40
Passenger Status Indicator . . . 5-18
Readiness Light . . . . . . . . . . . . . . 5-18
Servicing Airbag-Equipped Vehicles . . . . . . . . . . . . . . . . . . . . . 3-40
System Check . . . . . . . . . . . . . . . . 3-28
Alarm Vehicle Security . . . . . . . . . . . . . . 2-24
Alert Lane Change . . . . . . . . . . . . . . . . . 9-66
Side Blind Zone (SBZA) . . . . . . 9-65 All-Season Tires . . . . . . . . . . . . . . 10-45
All-Terrain Tires . . . . . . . . . . . . . . . 10-46
Antilock Brake
System (ABS) . . . . . . . . . . . . . . . . 9-41
Warning Light . . . . . . . . . . . . . . . . . 5-23
Appearance Care Exterior . . . . . . . . . . . . . . . . . . . . . 10-86
Interior . . . . . . . . . . . . . . . . . . . . . . 10-91
Armrest Storage . . . . . . . . . . . . . . . . 4-2
Assistance Program, Roadside . . . . . . . . . . . . . . . . . . . . . 13-5
Assistance Systems for Driving . . . . . . . . . . . . . . . . . . . . . . . 9-61
Assistance Systems for Parking and Backing . . . . . . . . . 9-58
Automatic
Dimming Mirrors . . . . . . . . . . . . . . 2-30
Door Locks . . . . . . . . . . . . . . . . . . . 2-18
Headlamp System . . . . . . . . . . . . . 6-3
Level Control . . . . . . . . . . . . . . . . . 9-47
Transmission . . . . . . . . . . . . . . . . . 9-31
Transmission Fluid . . . . . . . . . 10-10
Automatic Transmission Manual Mode . . . . . . . . . . . . . . . . . 9-34
Shift Lock ControlFunction Check . . . . . . . . . . . 10-27