2019 CADILLAC XT4 ECU

Cadillac XT4 Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
12017481) - 2019 - Insert - 1/15/20
2
Caution
If the vehicle is towed with all four
wheels on the ground, the
drivetrain components could be
damaged. The repairs would not be
covered by the vehicle warranty. Do
not tow the vehicle with all four
wheels on the ground.
The vehicle is neither designed nor
intended to be towed with all four
wheels on the ground. If the vehicle
must be towed, a dolly should be
used. See the following information on
dolly towing.
Dolly Towing
Loading up to the Dolly 1. On level ground start the engine.
2. Release the park brake.
3. Apply the brake pedal and hold until the end of step 5.
4. Push and hold the Electric Parking Brake (EPB) switch. After
15 seconds, the EPB amber
telltale will begin flashing in the
IP cluster. 5. When the indicator flashes
amber, release the EPB within
five seconds. Then, push and
release the EPB switch and
release the brake pedal.
6. The EPB amber telltale will remain flashing and parking
brake will be released if process
is successful.
7. Put the front wheels on the dolly.
8. Shift the transmission to P (Park).
9. Turn the vehicle off.
10. Secure the vehicle to the dolly.
11. Follow the dolly manufacturer's instructions for preparing the
vehicle and dolly for towing.
12. Open the hood.
13. Disconnect the negative (-) terminal connector from the
12–volt battery.
14. Close and latch the hood.

Cadillac XT4 Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
12017481) - 2019 - Insert - 1/15/20
3
Unloading from the Dolly1. On level ground open the hood.
2. Connect the negative (-) terminal connector to the 12– volt battery.
3. Close the hood.
4. Follow the dolly manufacturer's instructions for preparing the
vehicle and dolly for unloading.
5. Unsecure the vehicle from the dolly.
6. Start the engine.
7. Shift the transmission to R (Reverse).
8. Drive vehicle off of the dolly.
9. Shift the transmission to P (Park).
10. Apply the brake pedal and hold until step 12.
11. Push and hold the EPB switch for 5 seconds. 12. The EPB amber telltale in the IP
cluster will go out.
13. Apply and release Parking Brake by pushing the EPB switch.
Towing the Vehicle from
the Rear
Caution
Towing the vehicle from the rear
could damage it. Also, repairs would
not be covered by the vehicle
warranty. Never have the vehicle
towed from the rear.
Do not tow the vehicle from the rear.

Cadillac XT4 Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
12017481) - 2019 - CRC - 11/5/18
IN BRIEF 23
The vehicle has three accessory power
outlets: one at the front of the center
console, one under the armrest, and
one in the rear cargo area.
SeePower Outlets 0121.
Universal Remote System
If equipped, this system provides a
way to replace up to three remote
control transmitters used to activate
devices such as garage door openers,
security systems, and home
automation devices.
Read the instructions completely
before attempting to program the
Universal Remote system. Because of
the steps involved, it may be helpful
to have another person available to
assist with programming the Universal
Remote system.
See Universal Remote System 0154.
Sunroof
If equipped, the ignition must be on
or in ACC/ACCESSORY, or Retained
Accessory Power (RAP) must be active
to operate the sunroof. See Ignition
Positions 0184 and Retained Accessory
Power (RAP) 0189.
1. Sunroof Switch
2. Sunshade Switch
Sunroof Express Operation : Press
and release
e(1) to vent. Press and
release again to move to the partially
opened comfort stop position. Press
and release again to express-open to
the fully opened position. Press and

Cadillac XT4 Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
12017481) - 2019 - CRC - 11/5/18
28 KEYS, DOORS, AND WINDOWS
Keys, Doors, and
Windows
Keys and Locks
Keys . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
Remote Keyless Entry (RKE)System . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
Remote Keyless Entry (RKE) System Operation . . . . . . . . . . . . . . . . 29
Remote Vehicle Start . . . . . . . . . . . . . . 36
Door Locks . . . . . . . . . . . . . . . . . . . . . . . . . 37
Power Door Locks . . . . . . . . . . . . . . . . . 40
Delayed Locking . . . . . . . . . . . . . . . . . . . 40
Automatic Door Locks . . . . . . . . . . . . 40
Lockout Protection . . . . . . . . . . . . . . . . 41
Safety Locks . . . . . . . . . . . . . . . . . . . . . . . . 41
Doors
Liftgate . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42
Vehicle Security
Vehicle Security . . . . . . . . . . . . . . . . . . . . 50
Vehicle Alarm System . . . . . . . . . . . . . 50
Immobilizer . . . . . . . . . . . . . . . . . . . . . . . . 51
Immobilizer Operation . . . . . . . . . . . . 51
Exterior Mirrors
Convex Mirrors . . . . . . . . . . . . . . . . . . . . 52
Power Mirrors . . . . . . . . . . . . . . . . . . . . . . 52 Folding Mirrors . . . . . . . . . . . . . . . . . . . . 53
Heated Mirrors . . . . . . . . . . . . . . . . . . . . . 54
Automatic Dimming Mirror . . . . . . . 54
Reverse Tilt Mirrors . . . . . . . . . . . . . . . 54
Interior Mirrors
Interior Rearview Mirrors . . . . . . . . . 54
Manual Rearview Mirror . . . . . . . . . . 54
Automatic Dimming Rearview
Mirror . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 54
Rear Camera Mirror . . . . . . . . . . . . . . . 55
Windows
Windows . . . . . . . . . . . . . . . . . . . . . . . . . . . 57
Power Windows . . . . . . . . . . . . . . . . . . . . 57
Sun Visors . . . . . . . . . . . . . . . . . . . . . . . . . . 59
Roof
Sunroof . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 59
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.

Cadillac XT4 Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
12017481) - 2019 - CRC - 11/5/18
40 KEYS, DOORS, AND WINDOWS
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
Q: Press to lock the doors. The
indicator light in the switch will
illuminate when activated.
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. 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 Personalization 0149.
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).

Cadillac XT4 Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
12017481) - 2019 - CRC - 11/5/18
KEYS, DOORS, AND WINDOWS 43
Manual Liftgate
To open the liftgate, pressKon 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 liftgate handle and
lift up.
Use the pull cup to lower and close
the liftgate. Do not press the touch
pad while closing the liftgate. This will
cause the liftgate to be unlatched. For Keyless Access, the RKE
transmitter must be within 1 m (3 ft)
of the liftgate to automatically unlock
it. See
Remote Keyless Entry (RKE)
System Operation 029.
The liftgate has an electric latch.
If the battery is disconnected or has
low voltage, the liftgate will not open.
The liftgate will resume operation
when the battery is reconnected and
charged.
Always close the liftgate before
driving.
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.

Cadillac XT4 Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
12017481) - 2019 - CRC - 11/5/18
44 KEYS, DOORS, AND WINDOWS
3/4 :Opens to a reduced height that
can be set from 3/4 to fully open. Use
to 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.
. Press
btwice quickly on the RKE
transmitter until the liftgate
moves.
. Press
8on 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 RKE
transmitter 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 RKE transmitter
while the liftgate is moving to
stop it. Pressing any liftgate button
again or pressing
btwice quickly on
the RKE transmitter 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.

Cadillac XT4 Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
12017481) - 2019 - CRC - 11/5/18
50 KEYS, DOORS, AND WINDOWS
Vehicle Security
This vehicle has theft-deterrent
features; however, they do not make
the vehicle impossible to steal.
Vehicle Alarm System
This vehicle has an anti-theft alarm
system.
The indicator light, on the instrument
panel near the windshield, indicates
the status of the system.
Off :Alarm system is disarmed.
On Solid : Vehicle is secured during
the delay to arm the system. Fast Flash :
Vehicle is unsecured.
A door, the hood, or the liftgate
is open.
Slow Flash : Alarm system is armed.
Arming the Alarm System
1. Close the liftgate and the hood.
Turn off the vehicle.
2. Lock the vehicle in one of three ways:
.Use the RKE transmitter.
. Use the Keyless Access
system.
. With a door open, press the
inside
Q.
3. After 30 seconds the alarm system will arm, and the
indicator light will begin to
slowly flash indicating the alarm
system is operating. Pressing
Q
on the RKE transmitter a second
time will bypass the 30-second
delay and immediately arm the
alarm system.
The vehicle alarm system will not arm
if the doors are locked with the key. If the driver door is opened without
first unlocking with the RKE
transmitter, the horn will chirp and
the lights will flash to indicate
pre-alarm. If the vehicle is not started,
or the door is not unlocked by
pressing
Kon the RKE transmitter
during the 10-second pre-alarm, the
alarm will be activated.
The alarm will also be activated if a
passenger door, the liftgate, or the
hood is opened without first
disarming the system. When the
alarm is activated, the turn signals
flash and the horn sounds for about
30 seconds. The alarm system will
then re-arm to monitor for the next
unauthorized event.
Disarming the Alarm System
To disarm the alarm system or turn
off the alarm if it has been activated:
. Press
Kon the RKE transmitter.
. Unlock the vehicle using the
Keyless Access system.
. Start the vehicle.