GMC YUKON XL DENALI 2007 Owners Manual

Once two remote starts, or a single remote start
with one time extension has been done, the
vehicle must be started with the key.
After the key is removed from the ignition, the
vehicle can be remote started again.
The vehicle cannot be remote started if the key
is in the ignition, the hood is not closed, or if there
is an emission control system malfunction.
Also, the engine will turn off during a remote
vehicle start if the coolant temperature gets too
high or if the oil pressure gets low.
Vehicles that have the remote vehicle start feature
are shipped from the factory with the remote
vehicle start system enabled. The system may
be enabled or disabled through the DIC.
See “REMOTE START” underDIC Vehicle
Customization (With DIC Buttons) on page 262
for additional information.Remote Start Ready
If your vehicle does not have the remote vehicle
start feature, it may have the remote start
ready feature. This feature allows your dealer to
add the manufacturer’s remote vehicle start
feature.
If your vehicle has the remote start ready feature,
your RKE transmitter will have extended range
that will allow you to lock or unlock your vehicle
from approximately 197 feet (60 m) away.
See your dealer if you would like to add the
manufacturer’s remote vehicle start feature to
your vehicle.
121

Doors and Locks
Door Locks
{CAUTION:
Unlocked doors can be dangerous.
Passengers, especially children, can
easily open the doors and fall out
of a moving vehicle. When a door is
locked, the handle will not open it.
You increase the chance of being
thrown out of the vehicle in a crash if
the doors are not locked. So, wear
safety belts properly and lock the
doors whenever you drive.
CAUTION: (Continued)
CAUTION: (Continued)

Young children who get into unlocked
vehicles may be unable to get out. A
child can be overcome by extreme
heat and can suffer permanent injuries
or even death from heat stroke.
Always lock your vehicle whenever
you leave it.
Outsiders can easily enter through an
unlocked door when you slow down
or stop your vehicle. Locking your
doors can help prevent this from
happening.
122

There are several ways to lock and unlock your
vehicle.
From the outside, use the remote keyless
entry (RKE) transmitter or the key in the
driver’s door.
From the inside, use the power door locks or
manual door locks. To lock or unlock the door with
the manual locks, push down or pull up on the
manual lock knob.
Power Door Locks
The power door lock switches are located on the
armrest on the front doors.
K(Unlock):Press the side of the switch with the
unlock symbol to unlock the doors.
Q(Lock):Press the side of the switch with the
lock symbol to lock the doors.
Delayed Locking
When locking the doors with the power lock switch
or the remote keyless entry (RKE) transmitter
and a door or the liftgate is open, the doors will
lock ve seconds after the last door is closed. You
will hear three chimes to signal that the delayed
locking feature is in use.
Pressing the power lock switch or the lock button
on the RKE transmitter twice will override the
delayed locking feature and immediately lock all
the doors.
This feature will not operate if the key is in the
ignition.
You can program this feature using the Driver
Information Center (DIC). See DELAY DOOR
LOCK underDIC Vehicle Customization
(With DIC Buttons) on page 262.
123

Programmable Automatic
Door Locks
Your vehicle has an automatic lock/unlock feature
which enables you to program the vehicle’s
power door locks. You can program this feature
through the Driver Information Center (DIC).
SeeDIC Vehicle Customization (With DIC Buttons)
on page 262for more information on DIC
programming.
Rear Door Security Locks
Your vehicle has rear door security locks. These
prevent passengers from opening the rear
doors from the inside.The rear door security
locks are located on the
inside edge of each
rear door. You
must open the rear
doors to access them.
The label depicting
lock and unlock
positions is located
near the lock.
To set the locks, do the following:
1. Insert the key into the security lock slot and
turn it so the slot is in the horizontal position.
2. Close the door.
Security Lock Label
shown
124

When you want to open a rear door when the
security lock is on, do the following:
1. Unlock the door using the remote keyless
entry transmitter, if the vehicle has one, the
power door lock switch, or by lifting the
rear door manual lock.
2. Open the door from the outside.
To cancel the rear door security lock, do the
following:
1. Unlock the door and open it from the outside.
2. Insert the key into the security lock slot
and turn it so the slot is in the vertical position.Lockout Protection
This feature protects you from locking the key in
the vehicle when the key is in the ignition and
a front door is open.
If the driver’s side power door lock switch is
pressed when the driver’s door is open and the
key is in the ignition, all of the doors will lock and
then the driver’s door will unlock.
If the passenger’s side power door lock switch is
pressed when the front passenger’s door is open
and the key is in the ignition, all of the doors will
lock and then the front passenger’s door will unlock.
125

Liftgate/Liftglass
{CAUTION:
It can be dangerous to drive with the
liftglass or liftgate open because carbon
monoxide (CO) gas can come into your
vehicle. You cannot see or smell CO.
It can cause unconsciousness and
even death.
If you must drive with the liftglass or
liftgate open, or if electrical wiring or
other cable connections must pass
through the seal between the body and
the liftglass or liftgate:
Make sure all other windows are shut.
Turn the fan on your heating or
cooling system to its highest speed
with the recirculation mode off. That
will force outside air into your vehicle.
SeeDual Automatic Climate Control
System on page 214.
CAUTION: (Continued)
CAUTION: (Continued)

If you have air outlets on or under
the instrument panel, open them all
the way.
If your vehicle is equipped with a
power liftgate, disable the power
liftgate function.
SeeEngine Exhaust on page 156.
SeePower Liftgate on page 128for more
information on how to use the power liftgate.
To unlock the liftgate, use the power door lock
switch or press the door unlock button on
the Remote Keyless Entry (RKE) transmitter twice.
SeeRemote Keyless Entry System Operation
on page 116.
126

To open the liftglass, press the button on the
underside of the license pocket applique (A).
The liftglass can also be opened by pressing the
liftglass release button on the RKE.
To open the entire liftgate, press the power liftgate
release button on the RKE or in the vehicle.
SeePower Liftgate on page 128. You can also
press the touchpad on the underside of the liftgate
handle (B). The liftgate will open after a slight
delay. The vehicle must be in PARK (P) to open
the liftgate. To close the liftgate, use the pull cup or
pull strap as an aid.The liftgate or liftglass cannot be opened if the
rear wipers are in motion. Attempting to open the
liftgate or liftglass while the rear wipers are in
motion will cause the release of the liftglass
or liftgate to delay until the wipers are parked off
the liftglass.
Both the liftglass and liftgate have an electric
latch. If the battery is disconnected or has
low voltage, the liftglass and liftgate will not open.
The liftglass and liftgate will resume operation
when the battery is reconnected and charged.
If the battery is properly connected and has
adequate voltage, and the liftgate or liftglass still
will not function, your vehicle should be taken to a
dealership for service.
127

Power Liftgate
Your vehicle has a power liftgate. The vehicle
must be in PARK (P) to power open or close the
liftgate.
The liftgate must be completely closed to power
open or completely open to power close.
The taillamps will ash and a chime will sound at
the beginning of each power operation cycle.
{CAUTION:
You or others could be injured if caught in
the path of the power liftgate. Make sure
there is no one in the way of the liftgate
as it is closing.
Notice:If you open the liftgate without
checking for overhead obstructions such as a
garage door, you could break the liftgate
glass. Always check to make sure the area
above the liftgate is clear before opening it.To open and close the liftgate, press and hold the
power liftgate button on the Remote Keyless
Entry (RKE) transmitter until the liftgate starts
moving. Press the RKE button a second time during
liftgate operation to reverse that operation. See
Remote Keyless Entry System Operation on
page 116for more information.
The liftgate can also be
opened and closed by
pressing the power
liftgate button on
the overhead console.
Press the button a
second time during
liftgate operation
to reverse that
operation.
The liftgate can be power opened by pressing the
touchpad switch on the liftgate handle. Press
the button a second time during liftgate operation
to reverse that operation.
Power Liftgate Button
on Overhead Console
128

The liftgate can be power closed by pressing the
power liftgate button next to the liftgate latch.
Press the button a second time during liftgate
operation to reverse that operation.
The power liftgate my be temporarily disabled
under extreme high or low temperatures. If
this occurs, the liftgate can still be operated
manually. The power liftgate may not operate
under low battery conditions.If you shift the transmission out of PARK (P) while
the power function is in progress, the liftgate
power function will continue to completion. If you
shift the transmission out of PARK (P) and
accelerate before the power liftgate latches closed,
the liftgate may reverse to the open position.
Cargo could fall out of the vehicle. Always make
sure the power liftgate is closed and latched before
you drive away.
If you power open the liftgate and the liftgate
support struts have lost pressure, the lights will
ash and a chime will sound. The liftgate will hold
open temporarily, then slowly close. See your
dealer for service before using the liftgate.
Power Liftgate Button Near Liftgate Latch
129

Obstacle Detection Features
If the liftgate encounters an obstacle during a
power open or close cycle, a warning chime will
sound and the liftgate will automatically reverse
direction to the full closed or open position.
After removing the obstruction, the liftgate may be
power opened or closed normally. If the liftgate
encounters multiple obstacles on the same power
cycle, the power function will deactivate, and
the liftgate will switch to manual operation. The
REAR ACCESS OPEN warning message in
the Driver Information Center (DIC) will indicate
that the liftgate is open. After removing the
obstructions, manually open the liftgate to the full
open position or close the liftgate to the fully
closed and latched position. The liftgate will now
resume normal power operation.
Your vehicle has pinch sensors located on the
side edges of the liftgate. If an object is caught
between the liftgate and the vehicle body and
presses against this sensor, the liftgate will reverse
direction and open fully. The liftgate will remain
open until it is activated again or closed manually.
Manual Operation of Power Liftgate
To change the liftgate
to manual operation,
toggle the switch on the
overhead console to
the “Disable” position
indicated by a circle.
With the power liftgate disabled and the door
unlocked, the power liftgate can be manually
opened and closed.
To open the liftgate, press the touchpad on the
handle on the outside of the liftgate, and lift
the gate open. To close the liftgate, use the pull
cup or pull strap to lower the liftgate and close.
The liftgate latch will power cinch to closed
position. Always close the liftgate before driving.
If the RKE button or the power close button on
the liftgate is pressed while power operation
is disabled, the lights will ash three times, but
the liftgate will not move.
130