2021 BUICK ENCORE GX keyless

Buick Encore GX Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
14608036) - 2021 - CRC - 9/21/20
6 Keys, Doors, and Windows
Keys, Doors, and
Windows
Keys and Locks
Keys . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Remote Keyless Entry (RKE) System . . . . . 7
Remote Keyless Entry (RKE) SystemOperation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Remote Vehicle Start . . . . . . . . . . . . . . . . . . . 13
Door Locks . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
Power Door Locks . . . . . . . . . . . . . . . . . . . . . . . 16
Delayed Locking . . . . . . . . . . . . . . . . . . . . . . . . 16
Automatic Door Locks . . . . . . . . . . . . . . . . . . . 17
Lockout Protection . . . . . . . . . . . . . . . . . . . . . . 17
Safety Locks . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
Doors
Liftgate . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
Vehicle Security
Vehicle Security . . . . . . . . . . . . . . . . . . . . . . . . 24
Vehicle Alarm System . . . . . . . . . . . . . . . . . . 24
Immobilizer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
Immobilizer Operation . . . . . . . . . . . . . . . . . . 25
Exterior Mirrors
Convex Mirrors . . . . . . . . . . . . . . . . . . . . . . . . . 26
Power Mirrors . . . . . . . . . . . . . . . . . . . . . . . . . . 26
Folding Mirrors . . . . . . . . . . . . . . . . . . . . . . . . . 26 Heated Mirrors . . . . . . . . . . . . . . . . . . . . . . . . . 26
Reverse Tilt Mirrors . . . . . . . . . . . . . . . . . . . . . 27
Interior Mirrors
Interior Rearview Mirrors . . . . . . . . . . . . . . . 27
Manual Rearview Mirror . . . . . . . . . . . . . . . . 27
Automatic Dimming Rearview Mirror . . . 27
Rear Camera Mirror . . . . . . . . . . . . . . . . . . . . . 27
Windows
Windows . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
Power Windows . . . . . . . . . . . . . . . . . . . . . . . . 30
Sun Visors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
Roof
Sunroof . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
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.

Buick Encore GX Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
14608036) - 2021 - CRC - 9/21/20
Keys, Doors, and Windows 7
The key inside the Remote Keyless Entry
(RKE) transmitter is used for the driver door.
To remove the key, press the button on the
bottom of the RKE 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 Keyless Entry (RKE)
System
See Radio Frequency Statement 0347.
If there is a decrease in the Remote Keyless
Entry (RKE) transmitter operating range:
.Check the distance. The transmitter may
be too far from the vehicle.
.Check the location. Other vehicles or
objects may be blocking the signal.
.Check the transmitter's battery. See
“Battery Replacement” later in this
section.
.If the transmitter is still not working
correctly, see your dealer.
Remote Keyless Entry (RKE)
System Operation
The Keyless Access system allows for vehicle
entry when the Remote Keyless Entry (RKE)
transmitter is within 1 m (3 ft). See “Keyless
Access Operation” following.
The RKE transmitter functions may work up
to 60 m (197 ft) away from the vehicle.
Other conditions can impact the
performance of the transmitter. See Remote
Keyless Entry (RKE) System 07.
With Power Liftgate and Remote Start
Shown

Buick Encore GX Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
14608036) - 2021 - CRC - 9/21/20
8 Keys, Doors, and Windows
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. See Vehicle Personalization 0114.
If the driver door is open when
Qis
pressed, and Open Door Anti Lock Out is
enabled through vehicle personalization, all
doors will lock and then the driver door will
immediately unlock. See Vehicle
Personalization 0114. If the passenger door
is open when
Qis pressed, all doors lock.
Pressing
Qmay also arm the theft-deterrent
system. See Vehicle Alarm System 024.
K:Press to unlock the driver door. Press
unlock again within five seconds to unlock
all doors. The RKE transmitter can be
programmed to unlock all doors on the first
button press. See Vehicle Personalization
0 114. When remotely unlocking the vehicle
at night the back-up lamps will come on for
about 30 seconds to light your approach to
the vehicle. The turn signal indicators may
flash to indicate unlocking. See Vehicle
Personalization 0114.
Pressing
Kwill disarm the theft-deterrent
system. See Vehicle Alarm System 024.
/:Press and releaseQand then
immediately press and hold
/for at least
four seconds to start the engine from
outside the vehicle using the RKE
transmitter. See Remote Vehicle Start 013.
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 RKE
transmitter from your pocket, purse,
briefcase, etc. The RKE transmitter should be
within 1 m (3 ft) of the liftgate or door being
opened. The buttons are on the outside door
handles. Keyless Access can be programmed to
unlock all doors on the first lock/unlock
press from the driver door. See
Vehicle
Personalization 0114.
If equipped with memory seats, RKE
transmitters 1 and 2 are linked to seating
positions of memory 1 or 2. See Memory
Seats 038.
Keyless Unlocking/Locking from the
Driver Door
When the doors are locked and the RKE
transmitter 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.

Buick Encore GX Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
14608036) - 2021 - CRC - 9/21/20
Keys, Doors, and Windows 9
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 RKE
transmitter 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.
Disable/Enable Keyless Unlocking of Exterior
Door Handles and Liftgate
If equipped, keyless unlocking of the exterior
door handles and liftgate can be disabled
and enabled.
Disabling Keyless Unlocking:
With the vehicle off, press and hold
Qand
Kon the RKE transmitter at the same time
for approximately three seconds. The turn
signal lamps will flash four times quickly to
indicate access is disabled. Using any
exterior handle to unlock the doors or open
the liftgate will cause the turn signal lamps
to flash four times quickly, indicating access
is disabled. If disabled, disarm the alarm
system before starting the vehicle. Enabling Keyless Unlocking:
With the vehicle off, press and hold
Qand
Kon the RKE transmitter at the same time
for approximately three seconds. The turn
signal lamps will flash twice quickly to
indicate access is enabled.
Passive Locking
The vehicle will lock several seconds after all
doors are closed if the vehicle is off and at
least one RKE transmitter has been removed
or none remain in the interior.
If other electronic devices interfere with the
RKE transmitter signal, the vehicle may not
detect the RKE transmitter inside the vehicle.
If passive locking is enabled, the doors may
lock with the RKE transmitter inside the
vehicle. Do not leave the RKE transmitter in
an unattended vehicle.
To customize the doors to automatically lock
when exiting the vehicle, see “Remote Lock,
Unlock, Start” underVehicle Personalization
0 114.
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

Buick Encore GX Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
14608036) - 2021 - CRC - 9/21/20
10 Keys, Doors, and Windows
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 RKE
transmitter is left in the vehicle, the horn
will chirp three times after all doors are
closed. To turn on or off see Vehicle
Personalization 0114.
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 RKE transmitters inside. If an RKE
transmitter 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 RKE transmitter is
within 1 m (3 ft).
Key Access
To access a vehicle with a weak transmitter
battery, see Door Locks015.
Programming Transmitters to the Vehicle
Only RKE transmitters programmed to the
vehicle will work. If a transmitter is lost or
stolen, a replacement can be purchased and
programmed through your dealer. The
vehicle can be reprogrammed so that lost or
stolen transmitters no longer work. Each
vehicle can have up to eight transmitters
matched to it.
Programming with Recognized Transmitters
A new transmitter can be programmed to
the vehicle when there are two recognized
transmitters.
To program, the vehicle must be off and all
of the transmitters, both currently
recognized and new, must be with you.
1. Place the two recognized transmitters in transmitter pocket.
2. Insert the vehicle key of the new transmitter into the key lock cylinder on
the outside of the driver door and turn
the key to the unlock position five times
within 10 seconds.
The DIC displays READY FOR REMOTE #2,
3, 4, ETC.
3. Remove the two recognized transmittersfrom transmitter pocket. Place the new
transmitter in transmitter pocket.
4. Press ENGINE START/STOP. When the transmitter is learned the DIC display
will show that it is ready to program the
next transmitter.
5. Remove the transmitter from the transmitter pocket and press the
transmitter
KorQbutton.
To program additional transmitters,
repeat Steps 3–5.
When all additional transmitters are
programmed, press and hold ENGINE
START/STOP for 12 seconds to exit
programming mode.

Buick Encore GX Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
14608036) - 2021 - CRC - 9/21/20
Keys, Doors, and Windows 13
To replace the battery:
1. Press the button on the bottom of theRKE transmitter to remove the key.
Never pull the key out without pressing
the button.
2. Insert a flat, thin object and remove theback cover.
3. Lift the battery with a flat object.
4. Remove the battery. 5. Insert the new battery, positive side
toward the back cover. Replace with a
CR2032 or equivalent battery.
6. Push together the transmitter.
7. Insert the key back into the RKE transmitter.
Remote Vehicle Start
The vehicle has a remote starting feature
that starts the engine from outside of the
vehicle.
/:This button is on the RKE transmitter.
Laws in some communities may restrict the
use of remote starters. For example, some
laws may require a person using the remote
start to have the vehicle in view when doing
so. Check local regulations for any
requirements on remote starting of vehicles.
Do not use the remote start feature if the
vehicle is low on fuel. The vehicle could run
out of fuel.
The RKE transmitter range may be less while
the vehicle is running.
Other conditions can affect the performance
of the transmitter. See Remote Keyless Entry
(RKE) System 07.

Buick Encore GX Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
14608036) - 2021 - CRC - 9/21/20
Keys, Doors, and Windows 15
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
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/unlock the doors from the outside:
.PressQorKon the Remote Keyless
Entry (RKE) transmitter. See Remote
Keyless Entry (RKE) System Operation 07.
.Use the key in the driver door. The key
lock cylinder is covered with a cap.
To lock/unlock the doors from the inside:
.PressQorKon the power door lock
switch.
.Push down on the door lock knob to lock
a door.
.Pull the door handle once to unlock it.
Pull the door handle again to unlatch it.
Keyless Access
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
open. See Remote Keyless Entry (RKE)
System Operation 07.
Driver Door Key Lock Cylinder Access (In
Case of Dead Battery)
To access the driver door key lock cylinder:
1. Insert the key into the slot on the bottom of the cap.
2. Lift the key upward to remove the cap.
3. Insert the key into the cylinder and turn to lock or unlock.

Buick Encore GX Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
14608036) - 2021 - CRC - 9/21/20
18 Keys, Doors, and Windows
1. Unlock the door by pulling the insidehandle, by pressing the driver 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 down 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
(Continued)
Warning (Continued)
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.
See Engine Exhaust 0204.
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 Keyless Entry (RKE) transmitter
twice within five seconds. See Remote
Keyless Entry (RKE) System Operation 07.
To open the liftgate, press the touch pad
under the liftgate handle and lift up.
With Keyless Access, the liftgate can be
opened when locked if the RKE transmitter
is within 1 m (3 ft) of the touch pad. See
Remote Keyless Entry (RKE) System
Operation 07.