2023 GMC TERRAIN keyless

GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-16540740) - 2023 - CRC - 6/16/22
Keys, Doors, and Windows 7
Keys, Doors, and
Windows
Keys and Locks
Keys . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Remote Key . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Remote Key Operation . . . . . . . . . . . . . . . . . . 8
Remote Vehicle Start . . . . . . . . . . . . . . . . . . . 14
Door Locks . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
Power Door Locks . . . . . . . . . . . . . . . . . . . . . . . 17
Delayed Locking . . . . . . . . . . . . . . . . . . . . . . . . 17
Automatic Door Locks . . . . . . . . . . . . . . . . . . . 17
Lockout Protection . . . . . . . . . . . . . . . . . . . . . . 18
Safety Locks . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
Doors
Liftgate . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
Vehicle Security
Vehicle Security . . . . . . . . . . . . . . . . . . . . . . . . 23
Vehicle Alarm System . . . . . . . . . . . . . . . . . . 23
Immobilizer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
Immobilizer Operation . . . . . . . . . . . . . . . . . . 24
Exterior Mirrors
Convex Mirrors . . . . . . . . . . . . . . . . . . . . . . . . . 25
Power Mirrors . . . . . . . . . . . . . . . . . . . . . . . . . . 25
Folding Mirrors . . . . . . . . . . . . . . . . . . . . . . . . . 25
Heated Mirrors . . . . . . . . . . . . . . . . . . . . . . . . . 26
Automatic Dimming Mirror . . . . . . . . . . . . . 26Reverse Tilt Mirrors . . . . . . . . . . . . . . . . . . . . 26
Interior Mirrors
Interior Rearview Mirrors . . . . . . . . . . . . . . . 26
Manual Rearview Mirror . . . . . . . . . . . . . . . . 26
Automatic Dimming Rearview Mirror . . . 26
Windows
Windows . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
Power Windows . . . . . . . . . . . . . . . . . . . . . . . . 27
Sun Visors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
Roof
Sunroof . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
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 Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-16540740) - 2023 - CRC - 6/16/22
8 Keys, Doors, and Windows
The key, inside the Remote Keyless Entry
(RKE) transmitter, is used for the driver door.
To remove the key, press the button near
the bottom of the transmitter, and pull the
key out. Never pull the key out without
pressing the button.
If it becomes difficult to turn the key,
inspect the key blade for debris.
See your dealer if a new key is needed.
Contact Roadside Assistance if locked out of
the vehicle. SeeRoadside Assistance Program
0 342.
With an active OnStar or connected service
plan, an OnStar Advisor may remotely
unlock the vehicle. See OnStar Overview
0 350.
Remote Key
See Radio Frequency Statement 0347.
If there is a decrease in the remote key
operating range:
.Check the distance. The remote key may
be too far from the vehicle.
.Check the location. Other vehicles or
objects may be blocking the signal.
.Check the remote key's battery. See
“Battery Replacement” later in this
section.
.If the remote key is still not working
correctly, see your dealer or a qualified
technician for service.
Remote Key Operation
The Keyless Access system allows for vehicle
entry when the remote key is within 1 m
(3 ft). See “Keyless Access Operation”
following.
The remote key functions may work up to
60 m (197 ft) away from the vehicle.
Other conditions can impact the
performance of the remote key. See Remote
Key 08.
With Remote Start Shown, Without Similar

GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-16540740) - 2023 - CRC - 6/16/22
Keys, Doors, and Windows 9
Q:Press to lock all doors. The turn signal
indicators may flash and/or the horn may
sound on the second press to indicate
locking. To view available settings from the
infotainment screen, touch Settings >
Vehicle > Remote Lock, Unlock, Start.
If the driver door is open when
Qis pressed
and Open Door Anti-Lockout is enabled, all
doors will lock and then the driver door will
immediately unlock.To view available
settings from the infotainment screen, touch
Settings > Vehicle > Remote Lock, Unlock,
Start. If the passenger door is open when
Q
is pressed, all doors lock.
Pressing
Qmay also arm the theft-deterrent
system. See Vehicle Alarm System 023.
K:Press to unlock the driver door. Press
unlock again within five seconds to unlock
all doors. The remote key can be
programmed to unlock all doors on the first
button press. To view available settings from
the infotainment screen, touch Settings >
Vehicle > Remote Lock, Unlock, Start. When
remotely unlocking the vehicle at night the
fog lamps and back-up lamps will come on
for about 20 seconds to light your approach
to the vehicle. The turn signal indicators
may flash to indicate unlocking. To view available settings from the infotainment
screen, touch Settings > Vehicle > Remote
Lock, Unlock, Start.
Pressing
Kwill disarm the theft-deterrent
system. See Vehicle Alarm System 023.
If equipped, press and hold
Kto remotely
open all of the windows, if enabled. To view
available settings from the infotainment
screen, touch Settings > Vehicle > Remote
Lock, Unlock, Start.
/: If equipped, press and releaseQand
then immediately press and hold
/for at
least four seconds to start the engine from
outside the vehicle using the remote key.
See Remote Vehicle Start 014.
7:Press and release one time to initiate
vehicle locator. The exterior lamps flash and
the horn chirps three times. Press and hold
7for three seconds to sound the panic
alarm. The horn sounds and the turn signal
lamps flash for 30 seconds, or until
7is
pressed again or the vehicle is started.
b: Press twice quickly to open or close
the liftgate.
Press once to stop the liftgate from moving.
Keyless Access Operation
With the Keyless Access system, you can
lock and unlock the doors and access the
liftgate without removing the remote key
from your pocket, purse, briefcase, etc. The
remote key should be within 1 m (3 ft) of the
liftgate or door being opened.
Keyless Access can be programmed to
unlock all doors on the first lock/unlock
press from the driver door. To view available
settings from the infotainment screen, touch
Settings > Vehicle > Remote Lock, Unlock,
Start.
If equipped with memory seats, remote keys
1 and 2 are linked to the seating positions of
memory 1 or 2. See Memory Seats035.
Keyless Unlocking/Locking from the
Driver Door
When the doors are locked and the remote
key is within 1 m (3 ft) of the driver 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 will unlock.

GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-16540740) - 2023 - CRC - 6/16/22
10 Keys, Doors, and Windows
Driver Shown, Passenger 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.
.Any vehicle door has opened and all
doors are now closed.
Keyless Unlocking/Locking from Passenger
Doors
When the doors are locked and the remote
key is within 1 m (3 ft) of the door handle,
pressing the lock/unlock button on that 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 opened and all
doors are now closed.
Passive Locking
If equipped with Keyless Access, this vehicle
will lock several seconds after all doors are
closed if the vehicle is off and at least one
remote key has been removed or none
remain in the interior.
If other electronic devices interfere with the
remote key signal, the vehicle may not
detect the remote key inside the vehicle.
If passive locking is enabled, the doors may
lock with the remote key inside the vehicle.
Do not leave the remote key in an
unattended vehicle.
To view available settings from the
infotainment screen, touch Settings >
Vehicle > Remote Lock, Unlock, Start.
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
remote key is left in the vehicle, the horn
will chirp three times after all doors are
closed. To view available settings from the
infotainment screen, touch Settings >
Vehicle > Remote Lock, Unlock, Start.
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 remote keys inside. If an remote
key is not detected, the Driver Information
Center (DIC) will display NO REMOTE
DETECTED and the horn will chirp three
times. This occurs only once each time the
vehicle is driven.
Keyless Liftgate Opening
Press the touch pad on the liftgate handle
to open the liftgate if the remote key is
within 1 m (3 ft).
Key Access
To access a vehicle with a dead remote key
battery, see Door Locks015.

GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-16540740) - 2023 - CRC - 6/16/22
16 Keys, Doors, and Windows
Keyless Access
The remote key must be within 1 m (3 ft) of
the liftgate or door being opened. Press the
button on the door handle to open. See
“Keyless Access Operation”inRemote Key
Operation 08.
Driver Door Key Lock Cylinder Access (In
Case of Dead Battery)
To access the driver door key lock cylinder:
1. Pull the door handle (1) to the open position and hold it open until cap
removal is complete.
2. Insert the key into the slot (3) on the bottom of the cap (2) and lift the key
upward.
3. Move the cap (2) rearward and remove.
4. Use the key in the cylinder.
To replace the cap: 1. Pull the door handle (1) to the open position and hold it open until cap
installation is complete.
2. Insert the two tabs (6) at the back of thecap between the seal (5) and the metal
base (4).

GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-16540740) - 2023 - CRC - 6/16/22
18 Keys, Doors, and Windows
To unlock the doors:
.PressKon the power door lock switch.
.Shift into P (Park).
Automatic door locking cannot be disabled.
Automatic door unlocking can be
programmed. To view available settings
from the infotainment screen, touch Settings
> Vehicle > Power Door Locks.
Lockout Protection
If the ignition is on or in accessory mode
and the power door lock switch is pressed
with the driver door open, all the doors will
lock and only the driver door will unlock.
If the vehicle is off and locking is requested
while a door is open, when all doors are
closed the vehicle will check for remote keys
inside. If an remote key is detected and the
number of remote keys inside has not
reduced, the driver door will unlock and the
horn will chirp three times.
Lockout Protection can be manually
overridden by pressing and holding
Qon
the power door lock switch. Open Door Anti-Lockout
If Open Door Anti-Lockout is turned on and
the vehicle is off, the driver door is open,
and locking is requested, all the doors will
lock and only the driver door will unlock.
The Open Door Anti-Lockout feature can be
turned on or off. To view available settings
from the infotainment screen, touch Settings
> Vehicle > Power Door Locks.
Safety Locks
The rear door safety locks prevent
passengers from opening the rear doors
from inside the vehicle.
Manual Safety Locks
If equipped, the safety lock is on the inside
edge of the rear doors. To use the
safety lock:
1. Move the lever down to the lock position.
2. Close the door.
3. Do the same for the other rear door.
To open a rear door when the safety lock
is on: 1. Unlock the door by activating the inside handle, by pressing the power door lock
switch, 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.

GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-16540740) - 2023 - CRC - 6/16/22
Keys, Doors, and Windows 19
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.
.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.
(Continued)
Warning (Continued)
SeeEngine Exhaust 0207.
Caution
To avoid damage to the liftgate or
liftgate glass, make sure the area above
and behind the liftgate is clear before
opening it.
Manual Liftgate
To unlock the liftgate, pressKon the
power door lock switch or press
Kon the
remote key twice within five seconds. See
Remote Key Operation 08.
To open the liftgate, press the touch pad on
the bottom of the liftgate and lift up.
Use the pull cup to lower and close the
liftgate. Do not press the touch pad while
closing the liftgate. This may cause the
liftgate to be unlatched.
If equipped with Keyless Access, the liftgate
can be opened when locked if the remote
key is within 1 m (3 ft) of the liftgate. See
Remote Key Operation 08.
The liftgate has an electric latch. If the
battery is disconnected or has low voltage,
the liftgate will not open. The liftgate will
resume operation when the battery is
reconnected and charged.
Always close the liftgate before driving.

GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-16540740) - 2023 - CRC - 6/16/22
20 Keys, Doors, and Windows
Power Liftgate Operation
{Warning
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 opening and closing.
Caution
Driving with an open and unsecured
liftgate may result in damage to the
power liftgate components.
The power liftgate switch is on the driver
door. The vehicle must be in P (Park). The
taillamps flash when the power liftgate
moves.
The modes are:
.MAX: Opens to maximum height.
.3/4: Opens to a reduced height that can
be set from 3/4 to fully open. Use to
prevent the liftgate from opening into
overhead obstructions such as a garage
door or roof-mounted cargo. The liftgate
can be manually opened all the way.
.OFF: Opens manually only.
To power open or close the liftgate, select
MAX or 3/4 mode.
.Pressbtwice quickly on the remote
key until the liftgate moves.
.Press8on the driver door. The driver
door must be unlocked.
.Press the touch pad on the bottom of the
liftgate after unlocking all doors.
If equipped with Keyless Access, a locked
vehicle can be opened if the remote key
is within 1 m (3 ft) of the liftgate.
.Presslon the bottom of the liftgate
next to the pull cup to close.
Press any liftgate button, the touch pad,
or
bon the remote key while the liftgate
is moving to stop it. Pressing any liftgate
button or pressing
btwice quickly on the
remote key again restarts the operation in
the reverse direction. Pressing the touch pad
on the liftgate handle will restart the
motion, but only in the opening direction.
Caution
Manually forcing the liftgate to open or
close during a power cycle can damage
the vehicle. Allow the power cycle to
complete.