key CADILLAC XT4 2023 User Guide

Cadillac XT4 Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
16412876) - 2023 - CRC - 3/25/22
Keys, Doors, and Windows 17
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 remote key is not
reassembled properly,
liquids could enter the
housing and damage the
circuitry, resulting in a
remote key malfunction and/
or failure. To prevent
damage, always follow the
steps for remote key
reassembly in this manual to
ensure the remote key is
sealed properly whenever
the remote key is opened.
Replace the battery if the DIC
displays REPLACE BATTERY
IN REMOTE KEY.
1. Press the button on the side of the remote key
near the bottom and pull
the key out. Never pull the
key out without pressing
the button.

Cadillac XT4 Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
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18 Keys, Doors, and Windows
2. Separate the two halves ofthe remote key using a flat
tool inserted into the
bottom center of the
remote key. Do not use the
key slot.3. Remove the old battery.Do not use a metal object.
4. Insert the new battery on the back housing, positive
side facing down. Replace
with a CR2032 or
equivalent battery.
5. Ensure that the silicone mat is correctly positioned
with no gaps or wrinkles.
6. Set remote key button side down on a hard surface
and press the other half
straight down to force the
halves together.
7. Reinsert the key.
Remote Vehicle Start
This feature allows the engine
to be started from outside of
the vehicle.
/: This button is on the
remote key for remote start.
The climate control system will
determine the best mode and
temperature setting for
operation during the remote
start. Once the vehicle is
started with the ENGINE
START/STOP button, the
climate control system will
begin to operate at the last
customer selected operating
mode and temperature. 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 053.

Cadillac XT4 Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
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Keys, Doors, and Windows 19
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
remote key. See Remote Key
09.
Starting the Engine Using
Remote Start
1. Press and release
Qon 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. 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 remote key 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 Steps 1 and 2 are
repeated while the engine is
still running. An extension can
be requested 30 seconds
after starting. This provides a
total of 30 minutes.
The remote start can only be
extended once. When the remote start is
extended, the second
15-minute period is added on
to the first 15 minutes for a
total of 30 minutes.
A maximum of two remote
starts, or a remote start with
an extension, are allowed
between ignition cycles.
The ignition must be turned on
and then off before the
remote start procedure can be
used again.
Canceling a Remote Start
To cancel a remote start, do
any of the following:
.Press and hold/until the
parking lamps turn off.
.Turn on the hazard warning
flashers.
.Turn the vehicle on and
then off.
Conditions in Which Remote
Start Will Not Work
The remote start will not
operate if any of the following
occur:

Cadillac XT4 Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
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20 Keys, Doors, and Windows
.The remote key is in the
vehicle.
.The vehicle is not off.
.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).
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(Continued)
Warning (Continued)
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
outside the vehicle:
.PressQorKon the remote
key. See Remote Key
Operation 09.
.Use the key in the key lock
cylinder in the driver door.
The key lock cylinder is
covered with a cap.
To lock/unlock the doors from
inside the vehicle:
.PressQorKon the power
door lock switch. See Power
Door Locks 022.
.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.

Cadillac XT4 Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
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Keys, Doors, and Windows 21
Keyless Access
The remote key must be within
1 m (3 ft) of the door or liftgate
being opened. Press the
button on the door handle to
open. See“Keyless Access” in
Remote Key Operation 09. 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 the 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 the cap
installation is complete.
2. Insert the two tabs (6) atthe back of the cap
between the seal (5) and
the metal base (4).

Cadillac XT4 Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
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3. Slide the cap forward andpress the forward 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 illuminate when
locked.
K: Press to unlock the doors.
Delayed Locking
This feature delays the locking
of the doors until five seconds
after all doors are closed.
Delayed locking can only be
turned on when Open Door
Anti-Lockout has been
turned off.

Cadillac XT4 Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
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Keys, Doors, and Windows 23
WhenQis pressed on the
power door lock switch while
the door is open, a chime will
sound three times indicating
delayed locking is active.
The doors will lock
automatically five seconds
after all doors are closed. If a
door is reopened before that
time, the five-second timer will
reset when all doors are
closed again.
Press
Qon the door lock
switch again or press
Qon the
remote key to lock the doors
immediately.
This feature can also be
programmed. 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”.
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).
To unlock the doors:
.PressKon the power door
lock switch.
.Shift the transmission into
P (Park).
Automatic door locking cannot
be disabled. Automatic door
unlocking can be programmed.
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”.
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 key 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 with the
driver door open by pressing
and holding
Qon the power
door lock switch.

Cadillac XT4 Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
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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 the
driver door will remain
unlocked. 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 > Open Door Anti
Lockout.
Safety Locks
The rear door safety locks
prevent passengers from
opening the rear doors from
inside the vehicle.
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 unlock switch,
or by using the remote key. 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.
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
(Continued)

Cadillac XT4 Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
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Keys, Doors, and Windows 25
Warning (Continued)
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.(Continued)
Warning (Continued)
.If the vehicle is equipped
with a power liftgate,
disable the power liftgate
function.
See Engine Exhaust 0256.
Caution
To avoid damage to the
liftgate or liftgate glass,
make sure the area above
and behind the liftgate is
clear before opening it.
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 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

Cadillac XT4 Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
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26 Keys, Doors, and Windows
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 either
be unlocked or locked
without the security armed.
.Press the touch pad on the
underside of the liftgate
handle after unlocking all
doors. A locked vehicle can
be opened if the remote key
is within 1 m (3 ft) of the
touch pad.
.Presslon the bottom of
the liftgate next to the pull
cup to close.
Press any liftgate button,
or the touch pad, or
bon the
remote key while the liftgate is
moving to stop it. Pressing any
liftgate button again or
pressing
btwice quickly on
the remote key 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.
The power liftgate may be
temporarily disabled under
extreme low temperatures,
or after repeated power
cycling over a short period of
time. If this occurs, the liftgate
can still be operated manually.
If the vehicle is shifted out of
P (Park) while the power
function is in progress, the
liftgate will continue to
completion. If the vehicle is
accelerated before the liftgate
has completed moving, the
liftgate may stop or reverse
direction. Check for Driver
Information Center (DIC)
messages and make sure the
liftgate is closed and latched
before driving.