2018 GMC YUKON XL sunroof

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 23
Universal Remote System
If equipped with the Universal
Remote system, these buttons will
be in the front overhead console.
This system provides a way to
replace up to three remote control
transmitters used to activate
devices such as garage door
openers, security systems, and
home automation devices.
See Universal Remote System
0 166 . Sunroof
1. SLIDE Switch
2. TILT Switch
If equipped, the sunroof only
operates when the ignition is on or
in ACC/ACCESSORY, or when
Retained Accessory Power (RAP) is
active. See Retained Accessory
Power (RAP) 0 212 .
Slide Switch
Express-Open/Express-Close : To
express-open the sunroof, fully
press and release
I (1). To
express-close the sunroof, fully press and release
K (1). Press
the switch again to stop the
movement.
Open/Close (Manual Mode) : To
open the sunroof, press and hold
I(1). Release the switch at the
desired position. Press and hold
K (1) to close the sunroof.
Release the switch at the desired
position.
Tilt Switch
Vent : From the closed position,
press
J (2) to vent the sunroof.
Press
K (2) to close the
sunroof vent.
When the sunroof is opened, an air
deflector will automatically raise.
The air deflector will retract when
the sunroof is closed.
The sunroof also has a sunshade
which can be pulled forward to block
sun rays. The sunshade must be
opened and closed manually.

GMC Yukon/Yukon XL/Denali Owner Manual (GMNA-Localizing-U.S./
Canada/Mexico-11349262) - 2018 - crc - 6/20/17
24 In Brief If an object is in the path of the
sunroof while it is closing, the
automatic reversal system will
detect the object and stop the
sunroof.
See Sunroof 0 58 .
Performance and
Maintenance Traction Control/
Electronic Stability
Control The vehicle has a traction control
system that limits wheel spin and
the StabiliTrak system that assists
with directional control of the vehicle
in difficult driving conditions. Both
systems come on automatically
when the vehicle is started and
begins to move.
.
To turn off traction control, press
and release
g on the instrument
panel to the left of the steering
wheel. The traction off light
idisplays in the instrument
cluster. The appropriate DIC
message displays.
.
To turn off both traction control
and StabiliTrak, press and hold
g until
i and
g illuminate in the
instrument cluster and the
appropriate DIC message
displays. .
Press and release
g again to
turn on both systems.
StabiliTrak will automatically turn on
if the vehicle exceeds 56 km/h
(35 mph). Traction control will
remain off.
See Traction Control/Electronic
Stability Control 0 229 .
Tire Pressure Monitor This vehicle may have a Tire
Pressure Monitor System (TPMS).
The low tire pressure warning light
alerts to a significant loss in
pressure of one of the vehicle's
tires. If the warning light comes on,
stop as soon as possible and inflate
the tires to the recommended
pressure shown on the Tire and

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
56 Keys, Doors, and Windows
Automatic Dimming
Rearview Mirror If equipped, automatic dimming
reduces the glare of headlamps
from behind. The dimming feature
comes on when the vehicle is
started.
Child-View Mirror
If equipped, the child-view mirror is
on the overhead console. Press the
fixed button on the cover to release.
Push the mirror back up when not
in use. Windows
{ WarningNever leave a child, a helpless
adult, or a pet alone in a vehicle,
especially with the windows
closed in warm or hot weather.
They can be overcome by the
extreme heat and suffer
permanent injuries or even death
from heat stroke.
The vehicle aerodynamics are
designed to improve fuel economy
performance. This may result in a pulsing sound when either rear
window is down and the front
windows are up. To reduce the
sound, open either a front window
or the sunroof, if equipped.
Power Windows
{ WarningChildren could be seriously
injured or killed if caught in the
path of a closing window. Never
leave the Remote Keyless Entry
(RKE) transmitter or keys in a
vehicle with children. When there
are children in the rear seat, use
the window lockout button to
prevent operation of the windows.
See Keys (Keyless Access) 0 27
or Keys (Key Access) 0 28 .

GMC Yukon/Yukon XL/Denali Owner Manual (GMNA-Localizing-U.S./
Canada/Mexico-11349262) - 2018 - crc - 6/20/17
58 Keys, Doors, and Windows When the engine is on, override the
automatic reversal system by pulling
and holding the window switch if
conditions prevent it from closing.
Programming the Power
Windows Programming may be necessary if
the vehicle battery has been
disconnected or discharged. If the
window is unable to express-up,
program each express-close
window:
1. Close all doors.
2. Turn the ignition on or to ACC/
ACCESSORY.
3. Partially open the window to be
programmed. Then close it and
continue to pull the switch
briefly after the window has
fully closed.
4. Open the window and continue
to press the switch briefly after
the window has fully opened. Sun Visors
Pull the sun visor down to block
glare. Detach the sun visor from the
center mount to pivot to the side
window and, if equipped, extend
along the rod. Roof Sunroof
1. SLIDE Switch
2. TILT Switch
If equipped, the sunroof only
operates when the ignition is on or
in ACC/ACCESSORY, or when
Retained Accessory Power (RAP) is
active. See Retained Accessory
Power (RAP) 0 212 .

GMC Yukon/Yukon XL/Denali Owner Manual (GMNA-Localizing-U.S./
Canada/Mexico-11349262) - 2018 - crc - 6/20/17
Keys, Doors, and Windows 59Slide Switch
Express-Open/Express-Close : To
express-open the sunroof, fully
press and release
I (1). To
express-close the sunroof, fully
press and release
K (1). Press
the switch again to stop the
movement.
Open/Close (Manual Mode) : To
open the sunroof, press and hold
I(1). Release the switch at the
desired position. Press and hold
K (1) to close the sunroof.
Release the switch at the desired
position.
Tilt Switch
Vent : From the closed position,
press
J (2) to vent the sunroof.
Press
K (2) to close the
sunroof vent.
When the sunroof is opened, an air
deflector will automatically raise.
The air deflector will retract when
the sunroof is closed. The sunroof also has a sunshade
which can be pulled forward to block
sun rays. The sunshade must be
opened and closed manually when
the sunroof is in the vent or fully
closed position.
Automatic Reversal System The sunroof has an automatic
reversal system that is only active
when the sunroof is operated in
express-close mode.
If an object is in the path while
express closing, the reversal system
will detect an object, stop, and open
the sunroof again.
If frost or other conditions prevent
closing, override the feature by
closing the sunroof in manual mode.
To stop movement, release the
switch. Dirt and debris may collect on the
sunroof seal or in the track. This
could cause an issue with sunroof
operation or noise. It could also plug
the water drainage system.
Periodically open the sunroof and
remove any obstacles or loose
debris. Wipe the sunroof seal and
roof sealing area using a clean
cloth, mild soap, and water. Do not
remove grease from the sunroof.
If water is seen dripping into the
water drainage system, this is
normal.

GMC Yukon/Yukon XL/Denali Owner Manual (GMNA-Localizing-U.S./
Canada/Mexico-11349262) - 2018 - crc - 6/21/17
212 Driving and Operating 4. Before starting the engine, be
sure to unplug and store the
cord as it was before to keep it
away from moving engine
parts. If you do not, it could be
damaged.
The length of time the heater should
remain plugged in depends on
several factors. Ask a dealer in the
area where you will be parking the
vehicle for the best advice on this.
Retained Accessory
Power (RAP) Some vehicle accessories may be
used after the ignition is turned off.
The power windows and sunroof,
if equipped, will continue to work for
up to 10 minutes or until any door is
opened.
The infotainment system will
continue to work for 10 minutes,
until the driver door is opened,
or until the ignition is turned on or
placed in ACC/ACCESSORY. Shifting Into Park
{ WarningIt can be dangerous to get out of
the vehicle if the shift lever is not
fully in P (Park) with the parking
brake firmly set. The vehicle can
roll. If you have left the engine
running, the vehicle can move
suddenly. You or others could be
injured. To be sure the vehicle will
not move, even when you are on
fairly level ground, use the steps
that follow. If the vehicle has a
four-wheel-drive transfer case
with a N (Neutral) position, and
the transfer case is in N (Neutral),
the vehicle will be free to roll,
even if the shift lever is in
P (Park). Be sure the transfer
case is in a drive gear. If towing a
trailer, see Driving Characteristics
and Towing Tips 0 259 .
1. Hold the brake pedal down,
then set the parking brake. See
Parking Brake 0 228 . 2. Move the shift lever into the
P (Park) position by pulling the
shift lever toward you and
moving it up as far as it will go.
3. Be sure the transfer case is in
a drive gear – not in
N (Neutral).
4. Turn the ignition off.
Leaving the Vehicle with the
Engine Running
{ WarningIt can be dangerous to leave the
vehicle with the engine running.
The vehicle could move suddenly
if the shift lever is not fully in
P (Park) with the parking brake
firmly set.
If you have four-wheel drive and
the transfer case is in N (Neutral),
the vehicle will be free to roll,
even if the shift lever is in
P (Park). So be sure the transfer
case is in a drive gear – not in
N (Neutral).
(Continued)