GMC TERRAIN 2023 User Guide

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
Keys, Doors, and Windows 11
Programming Remote Keys to the
Vehicle
Only remote keys programmed to the
vehicle will work. If a remote key is lost or
stolen, a replacement can be purchased and
programmed through your dealer. The
vehicle can be reprogrammed so that lost or
stolen remote keys no longer work. Each
vehicle can have up to eight remote keys
matched to it.
Programming with Recognized Remote Keys
A new remote key can be programmed to
the vehicle when there are two recognized
remote keys.
To program, the vehicle must be off and all
of the remote keys, both currently
recognized and new, must be with you.1. Remove the key from the remote key.
2. Place the two recognized remote keys in the cupholder.
3. Remove the key lock cylinder cap on the driver door handle. See Door Locks015.
Insert the vehicle key of the new remote
key into the key lock cylinder on the
driver door handle and turn the key,
counterclockwise, to the unlock position
five times within 10 seconds.
The DIC displays READY FOR REMOTE #3,
4, 5, ETC.
4. Remove the two recognized remote keys from the cupholder.
5. Place the new remote key into the cupholder. 6. Press ENGINE START/STOP. When the
remote key is learned the DIC display
will show that it is ready to program the
next remote key.
7. Remove the remote key from the cupholder and press
KorQon the
remote key.
To program additional remote keys,
repeat Steps 4–6.
When all additional remote keys are
programmed, press and hold ENGINE
START/STOP for 12 seconds to exit
programming mode.
8. Put the key back into the remote key.
9. Replace the key lock cylinder cap. See Door Locks 015.
Programming without Recognized
Remote Keys
If two currently recognized remote keys are
not available, follow this procedure to
program up to eight remote keys. This
feature is not available in Canada. This
procedure will take approximately
30 minutes to complete. The vehicle must
be off and all of the remote keys you wish
to program must be with you. 1. Remove the key from the remote key.

GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-16540740) - 2023 - CRC - 6/16/22
12 Keys, Doors, and Windows
2. Remove the key lock cylinder cap on thedriver door handle. See Door Locks015.
Insert the vehicle key of the remote key
into the key lock cylinder on the driver
door handle and turn the key,
counterclockwise, to the unlock position
five times within 10 seconds.
The DIC displays REMOTE LEARN
PENDING, PLEASE WAIT.
3. Wait for 10 minutes until the DIC displays PRESS ENGINE START BUTTON TO
LEARN and then press ENGINE
START/STOP.
The DIC display will again show REMOTE
LEARN PENDING, PLEASE WAIT.
4. Repeat Step 2 two additional times. After the third time all previously known
remote keys will no longer work with
the vehicle. Remaining remote keys can
be relearned during the next steps.
The DIC display should now show READY
FOR REMOTE # 1.
5. Place the new remote key into thecupholder.
6. Press ENGINE START/STOP. When the remote key is learned the DIC display
will show that it is ready to program the
next remote key.
7. Remove the remote key from the cupholder and press
KorQon the
remote key.
To program additional remote keys,
repeat Steps 4–6.
When all additional remote keys are
programmed, press and hold ENGINE
START/STOP for 12 seconds to exit
programming mode.
8. Put the key back into the remote key. 9. Replace the key lock cylinder cap. See
Door Locks 015.
Starting the Vehicle with a Low Remote
Key Battery
When the vehicle is started, if the remote
key battery is weak, the DIC may display
NO REMOTE DETECTED or NO REMOTE KEY
WAS DETECTED PLACE KEY IN TRANSMITTER
POCKET THEN START YOUR VEHICLE. The DIC
may also display REPLACE BATTERY IN
REMOTE KEY.
To start the vehicle:
1. Place the remote key in the cupholder.

GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-16540740) - 2023 - CRC - 6/16/22
Keys, Doors, and Windows 13
2. With the vehicle in P (Park) orN (Neutral), press the brake pedal and
ENGINE START/STOP.
Replace the remote key battery as soon
as possible.
Battery Replacement
{Warning
Never allow children to play with the
remote key. The remote key contains a
small battery, which can be a choking
hazard. If swallowed, internal burns can
occur, resulting in severe injury or death.
Seek medical attention immediately if a
battery is swallowed.
{Warning
To avoid personal injury, do not touch
metal surfaces on the remote key when
it has been exposed to extreme heat.
These surfaces can be hot to the touch at
temperatures above 59 °C (138 °F).
Caution
When replacing the battery, do not touch
any of the circuitry on the remote key.
Static from your body could damage the
remote key.
Caution
Always replace the battery with the
correct type. Replacing the battery with
an incorrect type could potentially create
a risk of battery explosion. Dispose of
used batteries according to instructions
and local laws. Do not attempt to burn,
crush, or cut the used battery, and avoid
exposing the battery to environments
with extremely low air pressures or high
temperatures.
Caution
If the RKE transmitter is not reassembled
properly, liquids could enter the housing
and damage the circuitry, resulting in an
RKE transmitter malfunction and/or
failure. To prevent damage, always follow
the steps for RKE transmitter reassembly
(Continued)
Caution (Continued)
in this manual to ensure the transmitter
is sealed properly whenever the RKE
transmitter is opened.
Replace the battery in the transmitter soon
if the DIC displays REPLACE BATTERY IN
REMOTE KEY.
To replace the battery: 1. Press the button on the side of the remote key to pull out the key. Never
pull the key out without pressing the
button.

GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-16540740) - 2023 - CRC - 6/16/22
14 Keys, Doors, and Windows
2. Insert a flat, thin object in the center ofthe remote key to separate and remove
the back cover.
3. Lift the battery with a flat object.
4. Remove the battery.
5. Insert the new battery, positive sidetoward the back cover. Replace with a
CR2032 or equivalent battery.
6. Ensure that the silicone mat is correctly positioned with no gaps or wrinkles.
7. Set remote key button side down on a hard surface and press the other half
straight down to force the halves
together.
8. Reinsert the key.
Remote Vehicle Start
If equipped, this feature allows you to start
the engine from outside the vehicle.
/: This button will be on the remote key
if the vehicle has remote start.
The climate control system will use the
previous settings during a remote start. The
rear defog may come on during remote
start based on cold ambient conditions. The
rear defog indicator light does not come on
during remote start.
If equipped with heated and ventilated front
seats, they may come on during a remote
start. See Heated and Ventilated Front Seats
0 38.
If equipped with a heated steering wheel, it
may come on during a remote start. See
Heated Steering Wheel 081.
Laws in some local communities may restrict
the use of remote starters. For example,
some laws require a person using remote
start to have the vehicle in view. Check local
regulations for any requirements.
Do not use the remote start feature if the
vehicle is low on fuel. The vehicle could run
out of fuel. Other conditions can affect the performance
of the remote key. See
Remote Key08.
Starting the Engine Using Remote Start
1. Press and releaseQon the remote key.
2. Immediately press and hold
/for at
least four seconds or until the turn
signal lamps flash. The turn signal lamps
flashing confirms the request to remote
start the vehicle has been received.
The parking lamps will turn on and
remain on as long as the engine is
running. The vehicle's doors will be
locked.
3. Turn the ignition on before driving. The engine will shut off after 15 minutes
unless a time extension is done or the
ignition is turned on.
Extending Engine Run Time
For a 15-minute extension, after 30 seconds
repeat Steps 1 and 2 while the engine is still
running. The remote start can be
extended once.
When the remote start is extended, the
second 15 minutes will be added for a total
of 30 minutes.

GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-16540740) - 2023 - CRC - 6/16/22
Keys, Doors, and Windows 15
A maximum of two remote starts or a start
with an extension are allowed between
ignition cycles.
The ignition must be turned on and then
back off to use remote start again.
Canceling a Remote Start
To shut off the engine:
.Press and hold/until the parking lamps
turn off.
.Turn on the hazard warning flashers.
.Turn the ignition on and then off.
Conditions in Which Remote Start Will
Not Work
The remote vehicle start feature will not
operate if:
.A remote key is in the vehicle.
.The vehicle is on.
.The hood is not closed.
.The hazard warning flashers are on.
.There is an emission control system
malfunction.
.The engine coolant temperature is
too high.
.The oil pressure is low.
.Two remote vehicle starts or a start with
an extension have already been used.
.The vehicle is not in P (Park).
Remote Start Ready
If the 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.
See your dealer to add the manufacturer's
remote vehicle start feature to the vehicle.
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 can be overcome by extreme (Continued)
Warning (Continued)
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 outside the
vehicle:
.PressQorKon the remote key. See
Remote Key Operation 08.
.Use the key in the driver door. The key
cylinder is covered with a cap.
To lock or unlock the door from inside the
vehicle:
.PressQorKon the power door lock
switch.
.Push down on a door lock knob to lock
a door.
.Pull the door handle once to unlock the
door. Pull the handle again to unlatch it.

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
Keys, Doors, and Windows 17
3. Slide the cap forward and press theforward edge to install the cap in place.
4. Release the door handle.
5. Check that the cap is secure.
Free-Turning Locks
The door key lock cylinder turns freely when
either the wrong key is used, or the correct
key is not fully inserted. The free-turning
door lock feature prevents the lock cylinder
from being forced open. To reset the lock
cylinder, ensure the correct key is fully
inserted into the lock cylinder. Rotate the
key until you feel the lock cylinder click
back into place. Remove the key and
reinsert fully, rotate the key to unlock the
vehicle.
Power Door Locks
Q: Press to lock the doors. The indicator
light in the switch will come on when the
door is locked.
K: Press to unlock the doors.
If equipped, the fuel door is also locked or
unlocked using these features.
Delayed Locking
This feature delays the actual locking of the
doors until five seconds after all doors are
closed.
Delayed locking can only be turned on when
the Open Door Anti-Lockout feature has
been turned off. When
Qis pressed on the power door lock
switch with the door open, a chime will
sound three times indicating that delayed
locking is active.
The doors will then lock automatically
five seconds after all doors are closed. If a
door is reopened before five seconds have
elapsed, the five-second timer will reset once
all the doors are closed again.
Press
Qon the door lock switch again,
or press
Qon the remote key, to override
this feature and lock the doors immediately.
Delayed locking can be programmed. To
view available settings from the
infotainment screen, touch Settings >
Vehicle > Power Door Locks.
Automatic Door Locks
The doors will lock automatically when all
doors are closed, the ignition is on, and the
vehicle is shifted out of P (Park).
If a vehicle door is unlocked and then
opened and closed, the doors will lock either
when your foot is removed from the brake
or the vehicle speed becomes faster than
13 km/h (8 mph).

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.