2023 CADILLAC XT4 remote start

Cadillac XT4 Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
16412876) - 2023 - CRC - 3/25/22
16 Keys, Doors, and Windows
Starting the Vehicle with a
Low remote key Battery
When starting the vehicle,
if the remote key battery is
depleted, there is signal
interference, or the remote
key has been idle for a while,
the DIC may display NO
REMOTE DETECTED or NO
REMOTE KEY WAS
DETECTED PLACE KEY IN
TRANSMITTER POCKET
THEN START YOUR VEHICLE.
The DIC may also display
REPLACE BATTERY IN
REMOTE KEY.
For improved vehicle security,
the remote key is equipped
with a motion sensor. First,
move the remote key slightly
and try starting the 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 remote key in
the front cupholder.
2. With the vehicle in P (Park) or N (Neutral), press the
brake pedal and ENGINE
START/STOP.
Replace the remote key
battery as soon as
possible.
Battery Replacement
{Warning
Never allow children to play
with the remote key. The
remote key 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 remote key when it has
been exposed to extreme
heat. These surfaces can be
hot to the touch at
temperatures above 59 °C
(138 °F).

Cadillac XT4 Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
16412876) - 2023 - CRC - 3/25/22
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-
16412876) - 2023 - CRC - 3/25/22
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-
16412876) - 2023 - CRC - 3/25/22
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-
16412876) - 2023 - CRC - 3/25/22
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.

Cadillac XT4 Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
16412876) - 2023 - CRC - 3/25/22
Keys, Doors, and Windows 29
.This feature may be
temporarily disabled under
some conditions. If the
liftgate does not respond to
the kick, open or close the
liftgate by another method
or start the vehicle. The
feature will be re-enabled.
When closing the liftgate using
this feature, there will be a
short delay. The taillamps will
flash and a chime will sound.
Step away from the liftgate
before it starts moving.
Caution
Splashing water may cause
the liftgate to open. Keep
the remote key away from
the rear bumper detection
area or turn the liftgate
mode to OFF when cleaning
or working near the rear
bumper to avoid accidental
opening.
Projected Logo
If equipped with this feature, a
vehicle logo will be projected
for one minute onto the
ground near the rear bumper
when an remote key is
detected within approximately
2 m (6 ft). The projected logo
may not be visible under
brighter daytime conditions.
1. 1 m (3 ft) Hands-Free Operation Detection Zone
2. 2 m (6 ft) Projected Logo Detection Zone
The projected logo shows
where the kicking motion is to
take place.
The projected logo will only be
available for this remote key
after it has been out of range
for at least 20 seconds.
If an remote key is again
detected within approximately
2 m (6 ft) of the liftgate,
or another hands-free
operation has been detected,
the one-minute timer will be
reset.
The projected logo will not
work under these conditions:
.The vehicle battery is low.
.The transmission is not in
P (Park).
.Hands Free Liftgate Control
is set to Off in vehicle
settings. To view available
settings for this feature,
touch the Settings icon on
the infotainment home page.
Select “Vehicle” to display

Cadillac XT4 Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
16412876) - 2023 - CRC - 3/25/22
32 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 remote key.
.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
Qon
the remote key 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 remote key, 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 remote key
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.

Cadillac XT4 Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
16412876) - 2023 - CRC - 3/25/22
Keys, Doors, and Windows 33
Disarming the Alarm
System
To disarm the alarm system or
turn off the alarm if it has
been activated:
.PressKon the remote key.
.Unlock the vehicle using the
Keyless Access system.
.Start the vehicle.
To avoid setting off the alarm
by accident:
.Lock the vehicle after all
occupants have left the
vehicle and all doors are
closed.
.Always unlock a door with
the remote key or use the
Keyless Access system.
Unlocking the driver door with
the key will not disarm the
system or turn off the alarm.
How to Detect a Tamper
Condition
IfKis pressed and the horn
chirps and the lights flash
three times, the alarm was
activated while the alarm
system was armed.
If the alarm system has been
activated, a message will
appear on the DIC.
Immobilizer
See Radio Frequency
Statement 0446.
Immobilizer Operation
This vehicle has a passive
theft-deterrent system.
The system does not have to
be manually armed or
disarmed.
The vehicle is automatically
immobilized when the vehicle
is turned off. The immobilization system is
disarmed when the ignition is
on or in accessory mode and a
valid remote key is present in
the vehicle.
The security light, in the
instrument cluster, comes on if
there is a problem with arming
or disarming the
theft-deterrent system.
The system has one or more
remote keys matched to an
immobilizer control unit in your
vehicle. Only a correctly
matched remote key will start
the vehicle. If the remote key
is ever damaged, you may not
be able to start your vehicle.
When trying to start the
vehicle, the security light may
come on briefly when the
ignition is turned on.