2018 GMC ACADIA child lock

GMC Acadia/Acadia Denali Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-11349114) - 2018 - crc - 9/21/17
Introduction 3
{Danger
Danger indicates a hazard with a
high level of risk which will result
in serious injury or death.
{Warning
Warning indicates a hazard that
could result in injury or death.
Caution
Caution 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: ISOFIX/LATCH System Child
Restraints

GMC Acadia/Acadia Denali Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-11349114) - 2018 - crc - 9/21/17
Keys, Doors, and Windows 29
Keys, Doors, and
Windows
Keys and Locks
Keys . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
Remote Keyless Entry (RKE)System . . . . . . . . . . . . . . . . . . . . . . . 30
Remote Keyless Entry (RKE) System Operation . . . . . . . . . . . . 30
Remote Vehicle Start . . . . . . . . . . 36
Door Locks . . . . . . . . . . . . . . . . . . . . 38
Power Door Locks . . . . . . . . . . . . . 40
Delayed Locking . . . . . . . . . . . . . . . 40
Automatic Door Locks . . . . . . . . . 40
Lockout Protection . . . . . . . . . . . . . 41
Safety Locks . . . . . . . . . . . . . . . . . . . 41
Doors
Liftgate . . . . . . . . . . . . . . . . . . . . . . . . 42
Vehicle Security
Vehicle Security . . . . . . . . . . . . . . . . 47
Vehicle Alarm System . . . . . . . . . 47
Immobilizer . . . . . . . . . . . . . . . . . . . . 48
Immobilizer Operation . . . . . . . . . 48
Exterior Mirrors
Convex Mirrors . . . . . . . . . . . . . . . . 49
Power Mirrors . . . . . . . . . . . . . . . . . . 50 Folding Mirrors . . . . . . . . . . . . . . . . . 50
Heated Mirrors . . . . . . . . . . . . . . . . . 50
Automatic Dimming Mirror . . . . . 50
Reverse Tilt Mirrors . . . . . . . . . . . . 50
Interior Mirrors
Interior Rearview Mirrors . . . . . . . 51
Manual Rearview Mirror . . . . . . . . 51
Automatic Dimming Rearview
Mirror . . . . . . . . . . . . . . . . . . . . . . . . . 51
Windows
Windows . . . . . . . . . . . . . . . . . . . . . . . 51
Power Windows . . . . . . . . . . . . . . . 51
Sun Visors . . . . . . . . . . . . . . . . . . . . . 53
Roof
Sunroof . . . . . . . . . . . . . . . . . . . . . . . . 53
Keys and Locks
Keys
{Warning
Leaving children in a vehicle with
a Remote Keyless Entry (RKE)
transmitter is dangerous and
children or others could be
seriously injured or killed. They
could operate the power windows
or other controls or make the
vehicle move. The windows will
function 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 an RKE
transmitter.

GMC Acadia/Acadia Denali Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-11349114) - 2018 - crc - 9/21/17
38 Keys, Doors, and Windows
.The vehicle is not in P (Park).
Door Locks
{Warning
Unlocked doors can be
dangerous.
. Passengers, especially
children, can easily open
the doors and fall out of a
moving vehicle. The doors
can be unlocked and
opened while the vehicle is
moving. The chance of
being thrown out of the
vehicle in a crash is
increased if the doors are
not locked. So, all
passengers should wear
seat belts properly and the
doors should be locked
whenever the vehicle is
driven.
. Young children who get into
unlocked vehicles may be
unable to get out. A child
(Continued)
Warning (Continued)
can be overcome by
extreme heat and can suffer
permanent injuries or even
death from heat stroke.
Always lock the vehicle
whenever leaving it.
. Outsiders can easily enter
through an unlocked door
when you slow down or stop
the vehicle. Locking the
doors can help prevent this
from happening.
To lock or unlock the door from the
outside:
. Press
QorKon the Remote
Keyless Entry (RKE) transmitter.
See Remote Keyless Entry
(RKE) System Operation 030.
. Use the key in the driver door.
The key lock cylinder is covered
with a cap. To lock or unlock the door from the
inside:
.
Press
QorKon the power door
lock switch.
. Push down on the door lock
knob to lock a door.
. Pull the door handle once to
unlock the door. Pull the handle
again to unlatch it.
Keyless Access
If equipped, the RKE transmitter
must be within 1 m (3 ft) of the
liftgate or door being opened. Press
the button on the door handle to

GMC Acadia/Acadia Denali Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-11349114) - 2018 - crc - 9/21/17
42 Keys, Doors, and Windows
or by using the Remote
Keyless Entry (RKE)
transmitter.
2. Open the door from the outside.
When the safety lock is enabled,
adults and older children will not be
able to open the rear door from the
inside. Cancel the safety locks to
enable the doors to open from the
inside.
To cancel the safety lock: 1. Unlock the door and open it from the outside.
2. Move the lever up to unlock. Do the same for the other door.Doors
Liftgate
{Warning
Exhaust gases can enter the
vehicle if it is driven with the
liftgate or trunk/hatch open,
or with any objects that pass
through the seal between the
body and the trunk/hatch or
liftgate. Engine exhaust contains
carbon monoxide (CO) which
cannot be seen or smelled. It can
cause unconsciousness and even
death.
If the vehicle must be driven with
the liftgate or trunk/hatch open:
. Close all of the windows.
. Fully open the air outlets on
or under the instrument
panel.
(Continued)
Warning (Continued)
.Adjust the climate control
system to a setting that
brings in only outside air
and set the fan speed to the
highest setting. See
“Climate Control Systems”
in the Index.
. If the vehicle is equipped
with a power liftgate, disable
the power liftgate function.
See Engine Exhaust 0228.
Caution
To avoid damage to the liftgate or
liftgate glass, make sure the area
above and behind the liftgate is
clear before opening it.

GMC Acadia/Acadia Denali Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-11349114) - 2018 - crc - 9/21/17
Keys, Doors, and Windows 51
Interior Mirrors
Interior Rearview Mirrors
Adjust the rearview mirror for a clear
view of the area behind the vehicle.
Do not spray glass cleaner directly
on the mirror. Use a soft towel
dampened with water.
Manual Rearview Mirror
If equipped, push the tab forward for
daytime use and pull it rearward for
nighttime use to avoid glare of the
headlamps from behind.
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.
Windows
{Warning
Never 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
{Warning
Children could be seriously
injured or killed if caught in the
path of a closing window. Never
leave the Remote Keyless Entry
(RKE) transmitter in a vehicle with
children. When there are children
in the rear seat, use the window
lockout switch to prevent
operation of the windows. See
Keys029.

GMC Acadia/Acadia Denali Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-11349114) - 2018 - crc - 9/21/17
58 Seats and Restraints
The height of the head restraint can
be adjusted. Pull the head restraint
up to raise it. Try to move the head
restraint to make sure that it is
locked in place.
To lower the head restraint, press
the button, located on the top of the
seatback, and push the head
restraint down. Try to move the
head restraint after the button is
released to make sure that it is
locked in place.
The second row head restraints are
not removable.Folding the Second Row Head
Restraint
The head restraint can be folded
rearward to allow for better visibility
when the rear seat is unoccupied.To fold the head restraint, press the
button on the side of the head
restraint.
The head restraint will fold rearward
automatically.
When an occupant or child restraint
is in the seat, always return the
head restraint to the full upright
position. Pull head restraint up and
forward until it locks into place.
Push and pull on the head restraint
to make sure that it is locked.
Always adjust the head restraint so
that the top of the restraint is at the
same height as the top of the
occupant's head.

GMC Acadia/Acadia Denali Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-11349114) - 2018 - crc - 9/21/17
66 Seats and Restraints
Rear Seats
Rear Seat Reminder
If equipped, the message REAR
SEAT REMINDER LOOK IN REAR
SEAT displays under certain
conditions indicating there may be
an item or passenger in the rear
seat. Check before exiting the
vehicle.
This feature will activate when a
second row door is opened while
the vehicle is on or up to 10 minutes
before the vehicle is turned on.
There will be an alert when the
vehicle is turned off. The alert does
not directly detect objects in the rear
seat; instead, under certain
conditions, it detects when a rear
door is opened and closed,
indicating that there may be
something in the rear seat.
The feature is active only once each
time the vehicle is turned on and off,
and will require reactivation by
opening and closing the second row
doors. There may be an alert even
when there is nothing in the rear
seat; for example, if a child enteredthe vehicle through the rear door
and left the vehicle without the
vehicle being shut off.
The feature can be turned on or off.
See
Vehicle Personalization 0152.
Rear Seat Adjustment
The second row seats slide forward
for more room.
To adjust the seat position:
1. Remove objects on the floor in front of or on the second row
seat, or in the seat tracks on
the floor. 2. Lift the lever below the seat
cushion and slide the seat
forward or backward.
3. Push and pull on the seatback to ensure the seat is locked in
place.
Entering and Exiting the
Third Row
{Warning
Using the third row seating
position while the second row is
folded, or folded and tumbled,
could cause injury in a sudden
stop or crash. Be sure to return
the seat to the passenger seating
position. Push and pull on the
seat to make sure it is locked into
place.

GMC Acadia/Acadia Denali Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-11349114) - 2018 - crc - 9/21/17
Seats and Restraints 67
{Warning
If the seatback and floor latches
are not locked, the seat could
move forward in a sudden stop or
crash and injure the occupant.
Always push and pull on the
seatbacks to be sure the
seatback and floor latches are
locked.
Caution
Folding a rear seat with the seat
belts still fastened may cause
damage to the seat or the seat
belts. Always unbuckle the seat
belts and return them to their
normal stowed position before
folding a rear seat.To access the third row from the
driver side:
1. Remove objects on the floor in front of or on the second row
seat, or in the seat tracks on
the floor.
2. Make sure that the seat belt is unfastened and in the stowed
position.
3. Pull the handle on top of theseat forward and pull the seat
forward. To access the third row from the
passenger side:
Remove objects on the floor in front
of the second row seat, or in the
seat tracks on the floor.
The second row passenger side
seat can be easily moved for third
row entry or exit with a
forward-facing child restraint
installed using the LATCH system.
Remove a rear-facing child restraint
before moving the seat for third row
entry or exit.
{Warning
Remove the child from the child
restraint before moving the seat
forward for third row entry or exit.
Failure to do so may result in
injury to the child.
Pull the handle on top of the seat
forward and pull the seat forward.