2023 CADILLAC XT4 remote start

Cadillac XT4 Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
16412876) - 2023 - CRC - 3/25/22
4 Introduction
H:Flammable
[:Forward Collision Alert
R:Fuse Block Cover Lock
Location
+: Fuses
j:ISOFIX/LATCH System
Child Restraints
Q: Keep Fuse Block Covers
Properly Installed
|: Lane Change Alert
@:Lane Departure Warning
A:Lane Keep Assist
*: Malfunction
Indicator Lamp
:: Oil Pressure
X:Park Assist
~:Pedestrian Ahead Indicator
O:Power
7:Rear Cross Traffic Alert
I:Registered Technician
/:Remote Vehicle Start
h:Risk of Electrical Fire
>:Seat Belt Reminders
I:Side Blind Zone Alert
h:Stop/Start
7:Tire Pressure Monitor
d:Traction Control/
StabiliTrak/Electronic Stability
Control (ESC)
a: Under Pressure
k: Vehicle Ahead Indicator

Cadillac XT4 Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
16412876) - 2023 - CRC - 3/25/22
8 Keys, Doors, and Windows
Keys, Doors, and
Windows
Keys and Locks
Keys . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Remote Key . . . . . . . . . . . . . . . . . . . . . 9
Remote Key Operation . . . . . . 9
Remote Vehicle Start . . . . . . . 18
Door Locks . . . . . . . . . . . . . . . . . . . . 20
Power Door Locks . . . . . . . . . . 22
Delayed Locking . . . . . . . . . . . . . 22
Automatic Door Locks . . . . . 23
Lockout Protection . . . . . . . . . 23
Safety Locks . . . . . . . . . . . . . . . . . 24
Doors
Liftgate . . . . . . . . . . . . . . . . . . . . . . . . . 24
Vehicle Security
Vehicle Security . . . . . . . . . . . . . 32
Vehicle Alarm System . . . . . . 32
Immobilizer . . . . . . . . . . . . . . . . . . . . 33
Immobilizer Operation . . . . . 33
Exterior Mirrors
Convex Mirrors . . . . . . . . . . . . . . 34
Power Mirrors . . . . . . . . . . . . . . . 34
Folding Mirrors . . . . . . . . . . . . . . 35
Heated Mirrors . . . . . . . . . . . . . . 36Automatic Dimming
Mirror . . . . . . . . . . . . . . . . . . . . . . . . . 36
Reverse Tilt Mirrors . . . . . . . . 36
Interior Mirrors
Interior Rearview Mirrors . . . . . . . . . . . . . . . . . . . . . . . . 36
Manual Rearview Mirror . . . 36
Automatic Dimming Rearview Mirror . . . . . . . . . . . . 36
Rear Camera Mirror . . . . . . . . 37
Windows
Windows . . . . . . . . . . . . . . . . . . . . . . . 39
Power Windows . . . . . . . . . . . . . 39
Sun Visors . . . . . . . . . . . . . . . . . . . . . 41
Roof
Sunroof . . . . . . . . . . . . . . . . . . . . . . . . 42
Keys and Locks
Keys
{Warning
Leaving children in a vehicle
with a remote key 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 remote key 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 a
remote key.

Cadillac XT4 Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
16412876) - 2023 - CRC - 3/25/22
10 Keys, Doors, and Windows
Other conditions can impact
the performance of the
remote key. See Remote Key
09.
With Power Liftgate Shown,
Without Similar
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 for this
feature, touch the Settings
icon on the infotainment home
page. Select “Vehicle”to display the list of available
options and select
“Remote
Lock, Unlock, Start”.
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.
To view available settings for
this feature, touch the
Settings icon on the
infotainment home page.
Select “Vehicle” to display the
list of available options and
select “Power Door Locks”.
If the passenger door is open
when
Qis pressed, all
doors lock.
Pressing
Qmay also arm the
alarm system. See Vehicle
Alarm System 032.
K:Press to unlock the driver
door. Press
Kagain 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 for this feature, touch
the Settings icon on the
infotainment home page.
Select
“Vehicle” to display the
list of available options and
select “Remote Lock, Unlock,
Start”.
The turn signal indicators may
flash to indicate unlocking.To
view available settings for this
feature, touch the Settings
icon on the infotainment home
page. Select “Vehicle”to
display the list of available
options and select “Remote
Lock, Unlock, Start”. 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 032.
Press and hold
Kuntil the
windows fully open. Windows
will not operate unless remote
window operation is enabled.
To view available settings for

Cadillac XT4 Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
16412876) - 2023 - CRC - 3/25/22
Keys, Doors, and Windows 11
this feature, touch the
Settings icon on the
infotainment home page.
Select“Vehicle” to display the
list of available options and
select “Remote Lock, Unlock,
Start”.
/: 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 018.
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.
Keyless access can also be
turned off. To view available
settings for this feature, touch
the Settings icon on the
infotainment home page.
Select
“Vehicle” to display the
list of available options and
select “Remote Lock, Unlock,
Start”. If equipped with memory
seats, remote keys 1 and 2 are
linked to seating positions of
memory 1 or 2. See Memory
Seats
050.
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.

Cadillac XT4 Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
16412876) - 2023 - CRC - 3/25/22
12 Keys, Doors, and Windows
Driver Shown, PassengerSimilar
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 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
QandKon the remote
key 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
QandKon the remote
key 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 remote key has
been removed or none remain
in the interior.

Cadillac XT4 Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
16412876) - 2023 - CRC - 3/25/22
Keys, Doors, and Windows 13
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 for
this feature, touch the
Settings icon on the
infotainment home page.
Select“Vehicle” to display the
list of available options and
select “Power Door Locks”.
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 for this feature, touch
the Settings icon on the
infotainment home page.
Select
“Vehicle” to display the
list of available options and
select “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 key(s) 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.
To view available settings for
this feature, touch the
Settings icon on the
infotainment home page.
Select
“Vehicle” to display the
list of available options and
select “Remote Lock, Unlock,
Start”.
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
weak remote key battery, see
Door Locks 020.
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.

Cadillac XT4 Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
16412876) - 2023 - CRC - 3/25/22
14 Keys, Doors, and Windows
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 into the front
cupholder.
3. Remove the key lock cylinder cap on the driver
door handle. See Door
Locks 020. Insert the
vehicle key of the remote
key 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 #3, 4,
5, ETC.
4. Place the new remote key
into the front cupholder.
5. 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. 6. Remove the remote key
from the front cupholder.
and press the remote key
KorQbutton.
To program additional
remote keys, repeat
Steps 3–5.
When all additional remote
keys are programmed,
press and hold ENGINE
START/STOP for
12 seconds to exit
programming mode.
7. Return the key back into the remote key.
8. Replace the key lock cylinder cap. See Door
Locks 020.
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

Cadillac XT4 Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
16412876) - 2023 - CRC - 3/25/22
Keys, Doors, and Windows 15
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.
2. Remove the key lock cylinder cap on the driver
door handle. See Door
Locks 020. 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 keyinto the front 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 front cupholder.
and press the remote key
KorQbutton.
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. Return the key back into the remote key.
9. Replace the key lock cylinder cap. See Door
Locks 020.