Cadillac XT4 User manual

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ai162161123553_22_CAD_XT4_COV_en_GB_DX4A0LSE2208EN_2021MAY21.pdf 1 5/21/2021 11:33:56 AM

Cadillac XT4 Owner Manual (GMNA-Localizing-Europe-15440913) - 2022 -
CRC - 5/13/21
Contents
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . 1
Keys, Doors, and Windows . . . . . . . . . . 6
Seats and Restraints . . . . . . . . . . . . . . . 37
Storage .............................. 84
Instruments and Controls . . . . . . . . . . 90
Lighting . . . . . . . . . . . . . . . . . . . . . . . . . . . . 127
Infotainment System . . . . . . . . . . . . . 134
Climate Controls . . . . . . . . . . . . . . . . . . 183
Driving and Operating . . . . . . . . . . . . 189
Vehicle Care . . . . . . . . . . . . . . . . . . . . . . . 285
Service and Maintenance . . . . . . . . . 360
Technical Data . . . . . . . . . . . . . . . . . . . . 372
Customer Information . . . . . . . . . . . . 376
eCall ................................ 382
Index........................384
Introduction
The names, logos, emblems, slogans,
vehicle model names, and vehicle
body designs appearing in this manual
including, but not limited to, GM, the
GM logo, CADILLAC, the CADILLAC
Emblem, and XT4are trademarks and/
or service marks of General Motors
LLC, its subsidiaries, affiliates,
or licensors.
This manual describes features that
may or may not be on the vehicle
because of optional equipment that
was not purchased on the vehicle,
model variants, country specifications,
features/applications that may not be
available in your region, or changes
subsequent to the printing of this
owner's manual.
Refer to the purchase documentation
relating to your specific vehicle to
confirm the features.
Keep this manual in the vehicle for
quick reference.
Danger, Warning, and
Caution
Warning messages found on vehicle
labels and in this manual describe
hazards and what to do to avoid or
reduce them.
{Danger
Danger indicates a hazard with a
high level of risk which will result
in serious injury or death.
{Warning
Warning indicates a hazard that
could result in injury or death.
Litho in U.S.A.
Part No. DX4A0LSE2208EN ©2021 General Motors LLC. All Rights Reserved.

Cadillac XT4 Owner Manual (GMNA-Localizing-Europe-15440913) - 2022 -
CRC - 5/13/21
2 INTRODUCTION
Caution
Caution indicates a hazard that
could result in property or vehicle
damage.
A circle with a slash through it is a
safety symbol which means “Do not,”
“Do not do this,”or “Do not let this
happen.”
Symbols
The vehicle has components and
labels that use symbols instead of
text. Symbols are shown along with
the text describing the operation or
information relating to a specific
component, control, message, gauge,
or indicator.
M:Shown when the owner's manual
has additional instructions or
information.
*:Shown when the service manual
has additional instructions or
information.
0:Shown when there is more
information on another page —
“see page.”
Vehicle Symbol Chart
Here are some additional symbols that
may be found on the vehicle and what
they mean. See the features in this
manual for information.
u:Air Conditioning System
G:Air Conditioning Refrigerant Oil
9:Airbag Readiness Light
!:Antilock Brake System (ABS)
$:Brake System Warning Light
9:Dispose of Used Components
Properly
P:Do Not Apply High Pressure
Water
B:Engine Coolant Temperature
_:Flame/Fire Prohibited
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

Cadillac XT4 Owner Manual (GMNA-Localizing-Europe-15440913) - 2022 -
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INTRODUCTION 3
h:Risk of Electrical Fire
>:Seat Belt Reminders
I:Side Blind Zone Alert
h:Stop/Start
7:Tyre Pressure Monitor
d:Traction Control/StabiliTrak/
Electronic Stability Control (ESC)
a:Under Pressure
k:Vehicle Ahead Indicator

Cadillac XT4 Owner Manual (GMNA-Localizing-Europe-15440913) - 2022 -
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4 INTRODUCTION
Instrument Panel Overview

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INTRODUCTION 5
1. Air Vents 0187.
2. Exterior Lamp Controls 0127.
Indicator Lever. See Turn and
Lane-Change Signals 0130.
IntelliBeam System Button (If
Equipped). See Exterior Lamp
Controls 0127.
3. Tap Shift Controls. See Manual
Mode 0220 (If Equipped).
4. Instrument Cluster 099.
Driver Information Centre (DIC)
Display. See Driver Information
Centre (DIC) 0115.
5. Windscreen Wiper/Washer 092.
Rear Window Wiper/Washer 094.
6. ENGINE START/STOP Button. See
Ignition Positions 0205.
7. Light Sensor. See Automatic
Headlamp System 0129.
8. Home Button. See Overview 0135.
9. Dual Automatic Climate Control
System 0183.
10. Heated and Ventilated Front Seats
045 (If Equipped).
11. Lane Keep Assist (LKA) 0260 (If
Equipped).
12. Power Sockets 095.
13. MODE Switch. See Driver Mode
Control 0225.
14. Auto Stop Disable Switch. See Stop/
Start System 0208.
15. Traction Control/Electronic Stability
Control 0224.
16. Hazard Lights 0130.
17. USB Port 0143.
18. Infotainment Controls. See
Overview 0135.
19. Shift Lever. See Automatic
Transmission 0215.
20. Park Assist Button. See Assistance
Systems for Parking or Reversing
0241.
Automatic Parking Assist (APA)
Button. See Assistance Systems for
Parking or Reversing 0241.
21. Steering Wheel Controls 091.
Driver Information Centre (DIC)
Controls. See Driver Information
Centre (DIC) 0115.
22. Horn 092.
23. Steering Wheel Adjustment 091
(Out of View).
24. Cruise Control 0226.
Adaptive Cruise Control (Advanced)
0231 (If Equipped).
Heated Steering Wheel 091 (If
Equipped).
Forward Collision Alert (FCA) System
0250 (If Equipped).
25. Head-Up Display (HUD) 0118 (Out
of View) (If Equipped).
26. Data Link Connector. See
Malfunction Indicator Lamp (Check
Engine Light) 0106 (Out of View).
27. Instrument Panel Illumination
Control 0131.
28. Bonnet Release. See Bonnet 0287
(Out of View).
29. Electric Parking Brake 0222.

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6 KEYS, DOORS, AND WINDOWS
Keys, Doors, and
Windows
Keys and Locks
Keys .................................. 6
Remote Keyless Entry (RKE)
System ............................. 7
Remote Keyless Entry (RKE)
System Operation . . . . . . . . . . . . . . . . . 7
Remote Vehicle Start . . . . . . . . . . . . . . 13
Door Locks . . . . . . . . . . . . . . . . . . . . . . . . . 14
Power Door Locks . . . . . . . . . . . . . . . . . 16
Delayed Locking . . . . . . . . . . . . . . . . . . . 17
Automatic Door Locks . . . . . . . . . . . . 17
Lockout Protection . . . . . . . . . . . . . . . . 17
Safety Locks . . . . . . . . . . . . . . . . . . . . . . . . 17
Doors
Tailgate ............................. 18
Vehicle Security
Vehicle Security . . . . . . . . . . . . . . . . . . . . 25
Vehicle Alarm System . . . . . . . . . . . . . 25
Steering Column Lock . . . . . . . . . . . . . 26
Anti-theft Locking System . . . . . . . . 27
Immobiliser Operation . . . . . . . . . . . . 27
Exterior Mirrors
Convex Mirrors . . . . . . . . . . . . . . . . . . . . 28
Power Mirrors . . . . . . . . . . . . . . . . . . . . . . 29
Folding Mirrors . . . . . . . . . . . . . . . . . . . . 29
Heated Mirrors . . . . . . . . . . . . . . . . . . . . . 30
Automatic Dimming Mirror . . . . . . . 30
Reverse Tilt Mirrors . . . . . . . . . . . . . . . 30
Interior Mirrors
Interior Rearview Mirrors . . . . . . . . . 31
Manual Rearview Mirror . . . . . . . . . . 31
Automatic Dimming Rearview
Mirror . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
Rear Camera Mirror . . . . . . . . . . . . . . . 31
Windows
Windows . . . . . . . . . . . . . . . . . . . . . . . . . . . 33
Power Windows . . . . . . . . . . . . . . . . . . . . 33
Sun Visors .......................... 35
Roof
Sunroof . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35
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.

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KEYS, DOORS, AND WINDOWS 7
The key inside the Remote Keyless
Entry (RKE) transmitter can be used
for all locks.
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.
Remote Keyless Entry
(RKE) System
See Declaration of Conformity 0376.
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 affect the
performance of the transmitter. See
Remote Keyless Entry (RKE) System
07.
With Power Tailgate Shown, Without
Similar

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8 KEYS, DOORS, AND WINDOWS
Q:Press to lock all doors and the fuel
flap. The indicators may flash and/or
the horn may sound on the second
press to indicate locking. See Vehicle
Personalisation 0121.
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 Personalisation 0121. If the
passenger door is open when Qis
pressed, all doors lock.
Pressing Qmay also arm the alarm
system. See Vehicle Alarm System 025.
If equipped with remote folding
mirrors, press and hold Qfor
one second to remotely fold the
mirrors, if enabled. See Vehicle
Personalisation 0121.
K:Press to unlock the driver door
and the fuel 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
Personalisation 0121. The indicators
may flash to indicate unlocking. See
Vehicle Personalisation 0121. 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 025.
If equipped with remote folding
mirrors, press and hold Kfor
one second to remotely unfold the
mirrors, if enabled. See Vehicle
Personalisation 0121.
Press and hold Kuntil the windows
fully open. Windows will not operate
unless remote window operation is
enabled. See Vehicle Personalisation
0121.
/:Press and release Qand 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
indicators flash for 30 seconds,
or until 7is pressed again or the
vehicle is started.
b:If equipped, press twice quickly
to open or close the tailgate.
Press once to stop the liftgate from
moving.
Auto Door Relock : If a door is not
opened or the vehicle is not started
within three minutes of unlocking the
vehicle and disarming the alarm
system with the RKE transmitter, all
doors are automatically locked and
the vehicle alarm system is re-armed.
Keyless Access Operation
With the Keyless Access system, you
can lock and unlock the doors and
access the tailgate without removing
the RKE transmitter from your pocket,
handbag, briefcase, etc. The RKE
transmitter should be within 1 m
(3 ft) of the tailgate or door being
opened.

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KEYS, DOORS, AND WINDOWS 9
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 on
or off. See Vehicle Personalisation
0121.
If equipped with memory seats, RKE
transmitters 1 and 2 are linked to
seating positions of memory 1 or 2.
See Memory Seats 043.
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 Tailgate
If equipped, keyless unlocking of the
exterior door handles and tailgate can
be disabled and enabled.
Disabling Keyless Unlocking:
With the vehicle off, press and hold Q
and Kon the RKE transmitter at the
same time for approximately
three seconds. The indicator lamps
will flash four times quickly to
indicate access is disabled. Using any
exterior handle to unlock the doors or
open the tailgate will cause the
indicator lamps to flash four times
quickly, indicating access is disabled.
If disabled, disarm the alarm system
before starting the vehicle.

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10 KEYS, DOORS, AND WINDOWS
Enabling Keyless Unlocking:
With the vehicle off, press and hold Q
and Kon the RKE transmitter at the
same time for approximately
three seconds. The indicator lamps
will flash twice quickly to indicate
access is enabled.
Anti-Theft Locking from Any Door
When all doors are locked using the
lock/unlock button, a second press of
the button within five seconds will
activate the Anti-theft Locking
System.
Anti-Theft Unlocking from Any Door
When all doors are unlocked using the
lock/unlock button, the Anti-theft
Locking system will be deactivated.
Passive Locking
With Keyless Access, this vehicle will
lock several seconds after all doors
have been closed if the vehicle is off
and at least one RKE transmitter has
been removed or none remain in the
interior.
The fuel door will also lock.
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 customise the doors to
automatically lock when exiting the
vehicle, see Vehicle Personalisation
0121.
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 switched 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 Personalisation 0121.
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 Centre (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
Personalisation 0121.
Keyless Tailgate Opening
Press the touch pad on the tailgate
handle to open the tailgate if the RKE
transmitter is within 1 m (3 ft).

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KEYS, DOORS, AND WINDOWS 11
Key Access
To access a vehicle with a weak
transmitter battery, see Door Locks
014.
Programming Transmitters to
the Vehicle
Only RKE transmitters programmed to
this vehicle will work. If a transmitter
is lost or stolen, a replacement can be
purchased and programmed through
your dealer. When the replacement
transmitter is programmed to this
vehicle, all remaining transmitters
must also be reprogrammed. Any lost
or stolen transmitters will no longer
work once the new transmitter is
programmed.
Starting the Vehicle with a Low
Transmitter Battery
To improve vehicle security, the
transmitter is equipped with a motion
sensor. When starting the vehicle,
if the transmitter has been idle for a
while, move the transmitter slightly
and try starting the vehicle. When
starting the vehicle, if the transmitter
battery is discharged or there is signal
interference, the DIC may display NO
REMOTE DETECTED, REPLACE
BATTERY IN KEY, or NO REMOTE
DETECTED PLACE KEY IN KEY
POCKET THEN START YOUR
VEHICLE. If the vehicle still does not
start and the DIC displays the same
warnings above, follow the steps
shown below.
To start the vehicle:
1. Place the transmitter in the front
cupholder.
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
{Warning
Never allow children to play with
the RKE transmitter. The
transmitter 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 RKE
transmitter when it has been
exposed to extreme heat. These
surfaces can be hot to the touch at
temperatures above 59 °C (138 °F).

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12 KEYS, DOORS, AND WINDOWS
Caution
When replacing the battery, do not
touch any of the circuitry on the
transmitter. Static from your body
could damage the transmitter.
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, liquid could
enter the housing and damage the
circuitry, resulting in an RKE
transmitter malfunction and/or
(Continued)
Caution (Continued)
failure. To prevent damage, always
follow the steps for RKE transmitter
reassembly in this manual to
ensure the transmitter is sealed
properly whenever the RKE
transmitter is opened.
Replace the battery if the DIC displays
REPLACE BATTERY IN REMOTE KEY.
1. Press the button on the side of the
transmitter near the bottom and
pull the key out. Never pull the key
out without pressing the button.
2. Separate the two halves of the
transmitter using a flat tool
inserted into the bottom centre of
the transmitter. Do not use the
key slot.

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KEYS, DOORS, AND WINDOWS 13
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 transmitter on a hard surface
button side down and press the
other half straight down to force
the halves together.
7. Reinsert the key.
Batteries in this product must not be
disposed of with household waste.
Batteries must be recycled at an
appropriate facility. Contact local
authorities for details on recycling.
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
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
demist 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 045.
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
07.

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14 KEYS, DOORS, AND WINDOWS
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
indicator lamps flash. The
indicators 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 made 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
Steps 1and 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.
Cancelling 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 lights.
.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:
.The RKE transmitter is in the
vehicle.
.The vehicle is not turned off.
.The bonnet 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
moving. The chance of being
thrown out of the vehicle in a
crash is increased if the doors are
(Continued)

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KEYS, DOORS, AND WINDOWS 15
Warning (Continued)
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:
.Press Qor Kon the RKE
transmitter. See Remote Keyless
Entry (RKE) System Operation 07.
.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:
.Press Qor Kon the power door
lock switch. See Power Door Locks
016.
.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 door or tailgate being
opened. Press the button on the door
handle to open. See “Keyless Access”
in 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. 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.

Cadillac XT4 Owner Manual (GMNA-Localizing-Europe-15440913) - 2022 -
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16 KEYS, DOORS, AND WINDOWS
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) at the back
of the cap between the seal (5) and
the metal base (4).
3. Slide the cap forward and press 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 from being forced
open. To reset the lock, turn it to the
vertical position with the correct key
fully inserted. Remove the key and
insert it again. If this does not reset
the lock, turn the key halfway around
in the cylinder and repeat the reset
procedure.
Power Door Locks

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KEYS, DOORS, AND WINDOWS 17
Q:Press to lock the doors. The
indicator light in the switch will
illuminate when locked.
K:Press to unlock the doors.
The fuel door is also locked or
unlocked using these features.
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.
When Qis 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 RKE transmitter to
lock the doors immediately.
This feature can also be programmed.
See Vehicle Personalisation 0121.
Automatic Door Locks
The vehicle is programmed so that
when the doors are closed, the
ignition is switched on, and the
vehicle is shifted out of P (Park), the
doors will lock.
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:
.Press Kon the power door lock
switch.
.Shift the gearbox into P (Park).
Automatic door locking can be
programmed. See Vehicle
Personalisation 0121.
Lockout Protection
If the ignition is on or in ACC/
ACCESSORY 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 switched off and
locking is requested while a door is
open, when all doors are closed, the
vehicle will check for RKE transmitter
inside. If an RKE transmitter is
detected and the number of RKE
transmitters 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.
Open Door Anti-Lockout
If Open Door Anti-Lockout is turned
on and the vehicle is turned 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. See Vehicle
Personalisation 0121.
Safety Locks
The rear door safety locks prevent
passengers from opening the rear
doors from inside the vehicle.

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18 KEYS, DOORS, AND WINDOWS
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 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.
Doors
Tailgate
{Warning
Exhaust gases can enter the vehicle
if it is driven with the tailgate or
boot/hatch open, or with any
objects that pass through the seal
between the body and the boot/
hatch or tailgate. Engine exhaust
contains carbon monoxide (CO)
which cannot be seen or smelled.
It can cause unconsciousness and
even death.
(Continued)
Warning (Continued)
If the vehicle must be driven with
the tailgate or boot/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 tailgate, disable the power
tailgate function.
See Engine Exhaust 0211.
Caution
To avoid damage to the tailgate or
tailgate glass, make sure the area
above and behind the tailgate is
clear before opening it.

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KEYS, DOORS, AND WINDOWS 19
Manual Tailgate
To open the tailgate, press Kon the
power door lock switch or press Kon
the RKE transmitter twice to unlock
all doors. Press the touch pad on the
underside of the tailgate handle and
lift up.
Use the pull cup to lower and close
the tailgate. Do not press the touch
pad while closing the tailgate. This
will cause the tailgate to be unlatched.
For Keyless Access, the RKE
transmitter must be within 1 m (3 ft)
of the tailgate to automatically unlock
it. See Remote Keyless Entry (RKE)
System Operation 07.
The tailgate has an electric latch.
If the battery is disconnected or has
low voltage, the tailgate will not open.
The tailgate will resume operation
when the battery is reconnected and
charged.
Always close the tailgate before
driving.
Power Tailgate Operation
{Warning
You or others could be injured if
caught in the path of the power
tailgate. Make sure there is no one
in the way of the tailgate as it is
opening and closing.
Caution
Driving with an open and
unsecured tailgate may result in
damage to the power tailgate
components.
The power tailgate 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 prevent the tailgate from opening
into overhead obstructions such as a
garage door or roof-mounted cargo.
The tailgate can be manually opened
all the way.
OFF : Opens manually only.
To power open or close the tailgate,
select MAX or 3/4 mode.