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
Keys, Doors, and Windows 35
3. Adjust each outside mirrorso that a little of the
vehicle and the area
behind it can be seen.
4. Press
}or|again to
deselect the mirror.
Memory Mirrors
The vehicle may have memory
mirrors. See Memory Seats
0 50.
Lane Change Alert (LCA)
The vehicle may have LCA.
See Lane Change Alert (LCA)
0 304.
Side Blind Zone Alert (SBZA)
The vehicle may have Side
Blind Zone Alert. See Side
Blind Zone Alert (SBZA) 0304.
Turn Signal Indicator
The vehicle may have a turn
signal indicator on the mirror
housings. See Turn and
Lane-Change Signals 0152.
Folding Mirrors
Manual Folding Mirrors
If equipped, manually fold the
mirrors inward toward the
vehicle to prevent damage
when going through an
automatic car wash. Push the
mirror outward to return it to
the original position.
Power Folding Mirrors
If equipped, press to power
fold the mirrors. Press again
to unfold.
Resetting the Power
Folding Mirrors
Reset the power folding
mirrors if:
.The mirrors are accidentally
obstructed while folding.
.They are accidentally
manually folded/unfolded.
.The mirrors do not stay in
the unfolded position.
.The mirrors vibrate at
normal driving speeds.
Fold and unfold the mirrors
one time using the mirror
controls to reset them to their
normal position. A noise may
be heard during the resetting
of the power folding mirrors.
This sound is normal after a
manual folding operation.
Remote Mirror Folding
If equipped, press and holdQ
on the remote key for
approximately one second to
automatically fold the exterior
mirrors. Press and hold
Kon
the remote key for
Cadillac XT4 Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
16412876) - 2023 - CRC - 3/25/22
Instruments and Controls 113
Wiper Arm Assembly
Protection
When using an automatic car
wash, move the windshield
wiper lever to OFF. This
disables the automatic
Rainsense windshield wipers.
With Rainsense, if the
transmission is in N (Neutral)
and the vehicle speed is very
slow, the wipers will
automatically stop at the base
of the windshield.
The wiper operations return
to normal when the
transmission is no longer in
N (Neutral) or the vehicle
speed has increased.Rear Window Wiper/
Washer
The rear window wiper/
washer controls are on the
end of the windshield wiper
lever.
Turn the controls to adjust the
setting.
OFF :Turns the wiper off.
INT : Turns on the rear wiper
with a delay between wipes.
ON : Turns on the rear wiper.
1:Push the windshield
wiper lever forward to spray
washer fluid on the rear
window and the rear camera lens, if equipped. See Rear
Camera Mirror
037. The
wipers will clear the rear
window and either stop or
return to your preset speed.
For more washer cycles, push
and hold the lever.
The rear window wiper/
washer will not operate if the
liftgate is open or ajar. If the
liftgate is opened while the
rear wiper is on, the wiper
returns to the parked position
and stops.
Rear Wiper Arm Assembly
Protection
When using an automatic car
wash, move the rear wiper
control to OFF to disable the
rear wiper. In some vehicles,
if the transmission is in
N (Neutral) and the vehicle
speed is very slow, the rear
wiper will automatically park
under the rear spoiler.
Cadillac XT4 Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
16412876) - 2023 - CRC - 3/25/22
114 Instruments and Controls
The wiper operations return
to normal when the
transmission is no longer in
N (Neutral) or the vehicle
speed has increased.
Auto Wipe in Reverse Gear
If the rear wiper control is off,
the rear wiper will
automatically operate
continuously when the
transmission is in R (Reverse),
and the front windshield wiper
is performing low or high
speed wipes. If the rear wiper
control is off, the transmission
is in R (Reverse), and the front
windshield wiper is performing
INT wipes, then the rear wiper
automatically performs INT
wipes.
This feature can be turned on
or off. Go to Settings > Vehicle
> Comfort and Convenience >
Auto Wipe in Reverse Gear >
Select ON or OFF.The windshield washer
reservoir is used for the
windshield, rear window, and
Rear Camera Mirror,
if equipped. See Rear Camera
Mirror
037. Check the fluid
level in the reservoir if either
washer is not working. See
Washer Fluid 0343.
Rear Camera Washer
If equipped, push the
windshield wiper lever forward
to spray washer fluid on the
rear camera lens. The lever
returns to its starting position
when released. See Rear
Camera Mirror 037.
Compass
The vehicle may have a
compass display on the Driver
Information Center (DIC). The
compass receives its heading
and other information from
the Global Positioning
System (GPS) antenna,
StabiliTrak/Electronic Stability
Control (ESC), and vehicle
speed information.
The compass system is
designed to operate for a
certain number of miles or
degrees of turn before
needing a signal from the GPS
satellites. When the compass
display shows CAL, drive the
vehicle for a short distance in
an open area where it can
receive a GPS signal. The
compass system will
automatically determine when
a GPS signal is restored and
provide a heading again.
Cadillac XT4 Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
16412876) - 2023 - CRC - 3/25/22
224 Climate Controls
A/C :Press to turn the air
conditioning system on or off.
If the climate control system is
turned off or the outside
temperature falls below
freezing, the air conditioner
will not run.
Pressing this button cancels
automatic air conditioning and
turns off the air conditioner.
Press AUTO to return to
automatic operation and the
air conditioner runs
automatically as needed.
When the indicator light is on,
the air conditioner runs
automatically to cool the air
inside the vehicle or to dry the
air needed to defog the
windshield faster.
@: Press to turn on
recirculation. An indicator light
comes on. Air is recirculated to
quickly cool the inside of the
vehicle or to reduce the entry
of outside air and odors.
Auto Defog : The climate
control system may have a
sensor to automatically detect high humidity inside the
vehicle. When high humidity is
detected, the climate control
system may adjust to outside
air supply and turn on the air
conditioner. The fan speed
may slightly increase to help
prevent fogging. If the climate
control system does not
detect possible window
fogging, it returns to normal
operation. To turn Auto Defog
off or on, select Settings >
Climate and Air Quality > Auto
Defog > Select ON or OFF.
Ionizer :
If equipped with an
ionizer, this feature helps to
clean the air inside the vehicle
and remove contaminants
such as pollen, odors, and
dust. If the climate control
system is on and the ionizer is
enabled, the ionizer status
indicator will be lit on the
climate control display. To turn
the Ionizer off or on, select
Settings > Climate and Air
Quality > Ionizer > Select ON
or OFF.
Rear Window Defogger
K: Press to turn the rear
window defogger on or off. An
indicator light on the button
comes on to show that the
rear window defogger is on.
The defogger can be turned
off by turning the vehicle off
or to accessory mode.
To turn Auto Rear Defog off
or on, select Settings >
Climate and Air Quality > Auto
Rear Defog > Select ON or
OFF. When auto rear defog is
selected, the rear window
defogger turns on
automatically when the
interior temperature is cold
and the outside temperature
is about 7 °C (44 °F) and below.
The auto rear defogger turns
off automatically.
If equipped, the heated
outside mirrors turn on when
the rear window defogger
button is on and help to clear
Cadillac XT4 Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
16412876) - 2023 - CRC - 3/25/22
Climate Controls 225
fog or frost from the surface
of the mirror. See Heated
Mirrors036.
Caution
Do not try to clear frost or
other material from the
inside of the front
windshield and rear window
with a razor blade or
anything else that is sharp.
This may damage the rear
window defogger grid and
affect the radio's ability to
pick up stations clearly. The
repairs would not be
covered by the vehicle
warranty.
Remote Start Climate
Control Operation :
If equipped with remote start,
the climate control system
may run when the vehicle is
started remotely. If equipped
with heated or ventilated
seats or a heated steering
wheel, these features may
come on during a remote start. See Remote Vehicle Start
018,
Heated and Ventilated Front
Seats 053, and Heated
Steering Wheel 0110.Sensor
The solar sensor, on top of the
instrument panel near the
windshield, monitors the solar
intensity.
The climate control system
uses the sensor information to
adjust the temperature, fan
speed, recirculation, and air
delivery mode for best
comfort. If the sensor is covered, the
automatic climate control
system may not work properly.
Afterblow Feature
If equipped, under certain
conditions, the fan may stay
on or may turn on and off
several times after you turn
off and lock the vehicle. This is
normal.
Air Vents
Cadillac XT4 Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
16412876) - 2023 - CRC - 3/25/22
Vehicle Care 359
Fuses Usage84 Miscellaneous 3 –
Canister Purge
Solenoid/
Step Cam
Exhaust Solenoid
Cylinder 2 and 3/
Step Cam Intake
Cylinder
Solenoids/Turbo
Bypass Solenoid/
Oxygen Sensor
(Pre & Post))/
Step Cam
Exhaust
Solenoids/O2
Heater/Oxygen
Heated Sensor/
Mass Airflow/
Inlet Air
Temperature/
Throttle Inlet
Absolute
Pressure/
Humidity Sensor/
Coolant Flow
Control Valve
85 Shunt Fuses Usage
86 –
87 –
88 AEROSHUTTER/ Spare–
Aeroshutter
–
89 –
92 TRLR ST/TRN RT/Spare –
Trailer Stop/Turn
Lamp Right/
Spare
93 AHL/CVS –
Canister Vent
Solenoid
95 –
96 –
99 – Relays Usage
20 REAR DEFOGGER –
Rear Defogger/
Outside Rear
View Mirrors
Defogger
25 Front Wiper Control
31 Run/Crank
37 Front Wiper Speed
42 –
64 Starter Motor
66 Powertrain 71 TRAILER PARK LAMPS –Trailer
Park Lamps
–
73 A/C CONTROL –
Air Conditioning
Controls
80 Starter Pinion
90 –
Cadillac XT4 Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
16412876) - 2023 - CRC - 3/25/22
INDEX 463
CaliforniaPerchlorate Materials
Requirements . . . . . . . . . . . . . . 327
California Proposition 65 Warning . . . . . . . . . . . . . . . 1, 404
Camera Rear Vision (RVC) . . . . . . . . . 286
Canadian Vehicle Owners . . . . 2
Capacities and Specifications . . . . . . . . . . . . . . . 433
Carbon Monoxide
Engine Exhaust . . . . . . . . . . . . 256
Liftgate . . . . . . . . . . . . . . . . . . . . . . . . . 24
Winter Driving . . . . . . . . . . . . . . 239
Cargo Cover . . . . . . . . . . . . . . . . . . . . . . . . . . 106
Tie-Downs . . . . . . . . . . . . . . . . . . . . 106
Caution, Danger, and Warning . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Center Console Storage . . . . . . . . . . . . . . . . . . . . . . . 105
Chains, Tire . . . . . . . . . . . . . . . . . . . 388
Charging System Light . . . . . . . . . . . . . . . . 126
Wireless . . . . . . . . . . . . . . . . . . . . . . . 115
Check Engine Light (Malfunction Indicator) . . . . 126 Child Restraints
Infants and Young
Children . . . . . . . . . . . . . . . . . . . . . . . 80
Lower Anchors and Tethers for Children . . . . . . 86
Older Children . . . . . . . . . . . . . . . . 79
Securing . . . . . . . . . . . . . . . . . . 95, 98
Systems . . . . . . . . . . . . . . . . . . . . . . . . 83
Child Safety Locks . . . . . . . . . . . . 24
Circuit Breakers . . . . . . . . . . . . . 353
Cleaning Exterior Care . . . . . . . . . . . . . . . . 412
Interior Care . . . . . . . . . . . . . . . . . 417
Climate Control Systems Dual Automatic . . . . . . . . . . . . . . 221
Clock . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .115
Cluster, Instrument . . . . . . . . . . .119
Collision Damage
Repair . . . . . . . . . . . . . . . . . . . . . . . . . 443
Compact Spare Tire . . . . . . . . 404
Compartments Storage . . . . . . . . . . . . . . . . . . . . . . . 102
Compass . . . . . . . . . . . . . . . . . . . . . . . . .114
Compressor Kit, Tire Sealant . . . . . . . . . . . . . . . . . . . . . . . . 390
Connected Services Connections . . . . . . . . . . . . . . . . 459
Diagnostics . . . . . . . . . . . . . . . . . . 460 Connected Services (cont'd)
Navigation . . . . . . . . . . . . . . . . . . . 458
Connections Connected Services . . . . . . 459
Control Traction andElectronic Stability . . . . . . . 267
Control of a Vehicle . . . . . . . . . 231
Controls Steering Wheel . . . . . . . . . . . . . 159
Convex Mirrors . . . . . . . . . . . . . . . . 34
Coolant Engine TemperatureGauge . . . . . . . . . . . . . . . . . . . . . . . . 123
Engine Temperature Warning Light . . . . . . . . . . . . . . 133
Cooling . . . . . . . . . . . . . . . . . . . . . . . . . . 221
Cooling System . . . . . . . . . . . . . . 338
Cornering Lamps . . . . . . . . . . . . . 152
Courtesy Lamps . . . . . . . . . . . . . . 153
Courtesy Transportation
Program . . . . . . . . . . . . . . . . . . . . . . 442
Cover Cargo . . . . . . . . . . . . . . . . . . . . . . . . . . 106
Coverage Explanations . . . . . 187
Covers
Winter . . . . . . . . . . . . . . . . . . . . . . . . . 251