2019 CADILLAC XT4 Owner's Manual

Cadillac XT4 Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
12017481) - 2019 - CRC - 11/5/18
KEYS, DOORS, AND WINDOWS 29
The key inside the Remote Keyless
Entry (RKE) transmitter is used for
the driver door and glove box.
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 Service if locked out
of the vehicle. SeeRoadside Service
0 344.
With an active OnStar or connected
service plan, an OnStar Advisor may
remotely unlock the vehicle. See
OnStar Overview 0354.
Remote Keyless Entry
(RKE) System
See Radio Frequency Statement 0350.
If there is a decrease in the Remote
Keyless Entry (RKE) 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
or a qualified technician for
service.
Remote Keyless Entry
(RKE) System Operation
The Keyless Access system allows for
vehicle entry when the 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
0 29.

Cadillac XT4 Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
12017481) - 2019 - CRC - 11/5/18
30 KEYS, DOORS, AND WINDOWS
With Power Liftgate Shown, WithoutSimilar
Q:Press to lock all doors. The turn
signal indicators may flash and/or the
horn may sound on the first press to
indicate locking. See Vehicle
Personalization 0149.
If the driver door is open when
Qis
pressed, all doors will lock and the
driver door will immediately unlock,
if Open Door Anti-Lockout is enabled.
See Vehicle Personalization 0149.
If the passenger door is open when
Q
is pressed, all doors lock.
Pressing
Qmay also arm the alarm
system. See Vehicle Alarm System 050. If equipped with remote folding
mirrors, press and hold
Qfor
one second to remotely fold the
mirrors, if enabled. See Vehicle
Personalization 0149.
K:Press to unlock the driver door.
Press
Kagain 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 0149.
The turn signal indicators may flash
to indicate unlocking. See Vehicle
Personalization 0149. When remotely
unlocking the vehicle at night, the
lights come on briefly to light your
approach to the vehicle.
Pressing
Kwill disarm the alarm
system. See Vehicle Alarm System 050.
If equipped with remote folding
mirrors, press and hold
Kfor
one second to remotely unfold the
mirrors, if enabled. See Vehicle
Personalization 0149. Press and hold
Kuntil the windows
fully open. Windows will not operate
unless remote window operation is
enabled. See Vehicle Personalization
0 149.
/: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 036.
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.

Cadillac XT4 Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
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KEYS, DOORS, AND WINDOWS 31
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.
Keyless Access can be programmed to
unlock all doors on the first lock/
unlock press from the driver door. See
Vehicle Personalization0149.
If equipped with memory seats, RKE
transmitters 1 and 2 are linked to
seating positions of memory 1 or 2.
See Memory Seats 066.
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.
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 either of the following
occurs:
.
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
Q
andKon 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

Cadillac XT4 Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
12017481) - 2019 - CRC - 11/5/18
32 KEYS, DOORS, AND WINDOWS
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
Q
andKon 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
With Keyless Access this 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
Vehicle Personalization
0 149.
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
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 0149. 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
transmitter(s) 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.
To turn on or off, see
Vehicle
Personalization 0149.
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 Locks
0 37.

Cadillac XT4 Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
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KEYS, DOORS, AND WINDOWS 33
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 into the front
cupholder.
2. Remove the key lock cylinder cap on the driver door handle. See
Door Locks 037. Insert the
vehicle key of the transmitter into the key lock cylinder on the
driver door and turn the key
counterclockwise, to the unlock
position, five times within
10 seconds.
The DIC displays READY FOR
REMOTE #2, 3, 4, ETC.
3. Place the new transmitter into
the front cupholder.
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
front cupholder. 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.
6. Return the key back into the transmitter.
7. Replace the key lock cylinder cap. See Door Locks 037.
Programming without Recognized
Transmitters
If two currently recognized
transmitters are not available, follow
this procedure to program up to eight
transmitters. 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 transmitters you wish to
program must be with you.

Cadillac XT4 Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
12017481) - 2019 - CRC - 11/5/18
34 KEYS, DOORS, AND WINDOWS
1. Remove the key lock cylinder capon the driver door handle. See
Door Locks 037. Insert the
vehicle key of the transmitter
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.
2. 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.
3. Repeat Step 2 two additional times. After the third time all
previously known transmitters
will no longer work with the
vehicle. Remaining transmitters
can be relearned during the next
steps. The DIC display should now
show READY FOR REMOTE # 1.
4. Place the new transmitter into
the front cupholder.
5. Press ENGINE START/STOP. When the transmitter is learned
the DIC display will show that it
is ready to program the next
transmitter.
6. Remove the transmitter from the front cupholder. and press the
transmitter
KorQbutton. To program additional
transmitters, repeat Steps 4–6.
When all additional transmitters
are programmed, press and hold
ENGINE START/STOP for
12 seconds to exit
programming mode.
7. Return the key back into the transmitter.
8. Replace the key lock cylinder cap. See Door Locks 037.
Starting the Vehicle with a Low
Transmitter Battery
When the vehicle is started, if the
transmitter 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.

Cadillac XT4 Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
12017481) - 2019 - CRC - 11/5/18
KEYS, DOORS, AND WINDOWS 35
To start the vehicle:
1. Place the transmitter in the frontcupholder.
2. With the vehicle in P (Park) or N (Neutral), press the brake pedal
and ENGINE START/STOP.
Replace the transmitter battery
as soon as possible.
Battery Replacement
Caution
When replacing the battery, do not
touch any of the circuitry on the
transmitter. Static from your body
could damage the transmitter.
Replace the battery if the DIC displays
REPLACE BATTERY IN REMOTE KEY.
1. Press the button on the side of the RKE transmitter near the
bottom and pull the key out.
Never pull the key out without
pressing the button.
2. Separate the two halves of thetransmitter using a flat tool
inserted into the bottom center
of the transmitter. Do not use
the key slot.

Cadillac XT4 Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
12017481) - 2019 - CRC - 11/5/18
36 KEYS, DOORS, AND WINDOWS
3. Remove the old battery. Do notuse a metal object.
4. Insert the new battery on the back housing, positive side facing
down. Replace with a CR2032 or
equivalent battery.
5. Align the front and back housing then snap the transmitter
together.
6. Reinsert the key.
Remote Vehicle Start
This feature allows the engine to be
started from outside of the vehicle.
/: This button is on the RKE
transmitter for 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 fog
indicator light does not come on
during remote start.
If the vehicle has auto heated or
ventilated seats they may come on
during a remote start. See Heated and
Ventilated Front Seats 069.
Laws in some local communities may
restrict the use of remote starters. For
example, some laws may require a
person using remote start to have the
vehicle in view. Check local
regulations for any requirements.
Do not use remote start if the vehicle
is low on fuel. The vehicle may run
out of fuel.
Other conditions can affect the
performance of the transmitter. See
Remote Keyless Entry (RKE) System
0 29. Starting the Engine Using Remote
Start
1. Press and release
Qon the RKE
transmitter.
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.
During the remote start the
doors will be locked and the
parking lamps will remain on as
long as the engine is running.
The engine will shut off after
15 minutes unless a time
extension is done or the ignition
is turned on.
3. With the RKE transmitter in the vehicle, press the brake pedal
and start the vehicle to drive.
Extending Engine Run Time
The engine run time can also be
extended by another 15 minutes,
if during the first 15 minutes