2023 CADILLAC CT5 keyless

Cadillac CT5 Owner Manual (GMNA-Localizing-U.S./Canada-16500419) -
2023 - CRC - 5/6/22
Keys, Doors, and Windows 9
The key inside the remote key
is used for the driver door and
glove box.
To remove the mechanical key,
press the button on the side
of the remote key near the
bottom, and pull the
mechanical key out. Never pull
the mechanical key out
without pressing the button.
If it becomes difficult to turn
the key, inspect the key blade
for debris. Periodically clean
with a brush or pick.
See your dealer if a new
mechanical key is needed.
Contact Roadside Assistance
if locked out of the vehicle.
See Roadside Assistance
Program0489.
With an active OnStar or
connected service plan, an
OnStar Advisor may remotely
unlock the vehicle. See OnStar
Overview 0501.Remote Key
See Radio Frequency
Statement 0496.
If there is a decrease in the
remote key operating range:
.Check the distance. The
remote key may be too far
from the vehicle.
.Check the location. Other
vehicles or objects may be
blocking the signal.
.Check the remote key
battery. See “Battery
Replacement” later in this
section.
.If the remote key is still not
working correctly, see your
dealer or a qualified
technician for service.
Remote Key
Operation
The Keyless Access system
allows for vehicle entry when
the remote key is within 1 m
(3 ft). See “Keyless Access
Operation” later in this section.

Cadillac CT5 Owner Manual (GMNA-Localizing-U.S./Canada-16500419) -
2023 - CRC - 5/6/22
Keys, Doors, and Windows 11
S:PressStwice to start the
engine from outside the
vehicle using the remote key.
See Remote Vehicle Start 016.
7:Press and release one time
to initiate vehicle locator. The
exterior lamps flash and the
horn chirps three times. Press
and hold
7for more than
three seconds to sound the
panic alarm. The horn sounds
and the turn signal lamps flash
for 30 seconds, or until
7is
pressed again or the vehicle is
started.
X: Press twice to release the
trunk.
Keyless Access Operation
The Keyless Access system
lets you lock and unlock the
doors and access the trunk
without removing the remote
key from your pocket, purse,
briefcase, etc. The remote key
must be within 1 m (3 ft) of the trunk or door being opened.
The button is on the outside
door handle.
The Keyless Access system
can be programmed to be
turned off or to unlock all
doors on the first door handle
press from the driver door.
Keyless unlocking can also be
turned off. 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 “Remote Lock, Unlock,
Start”.
If equipped with memory
seats, remote keys 1 and 2 are
linked to seating positions of
memory 1 or 2. See Memory
Seats 048.
Keyless Unlocking/Locking
from the Driver Door
When the doors are locked
and the remote key is within
1 m (3 ft) of the door handle,
pressing the door handle
button on the driver door handle will unlock the driver
door. If the door handle button
is pressed again within
five seconds, all passenger
doors will unlock.
If equipped with remote
folding mirror, pressing the
driver door handle button may
fold and unfold the mirrors.
See Folding Mirrors
033.
Driver Door Shown,
Passenger Similar

Cadillac CT5 Owner Manual (GMNA-Localizing-U.S./Canada-16500419) -
2023 - CRC - 5/6/22
12 Keys, Doors, and Windows
Pressing the door handle
button will cause all doors to
lock if any of the following
occur:
.It has been more than
five seconds since the first
door handle button press.
.Two door handle button
presses were used to unlock
all doors.
.Any vehicle door has opened
and all doors are now closed.
Keyless Unlocking/Locking
from the Passenger Doors
When the doors are locked
and the remote key is within
1 m (3 ft) of the door handle,
pressing the door handle
button on a passenger door
handle will unlock all doors.
Pressing the door handle
button will cause all doors to
lock if any of the following
occur:
.The door handle 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 Trunk
If equipped, keyless unlocking
of the exterior door handles
and trunk can be disabled and
enabled.
Disabling Keyless Unlocking:
With the vehicle off, press and
hold
QandKon the remote
key at the same time for
approximately four seconds.
The turn signal lamps will flash
four times quickly to indicate
access is disabled. Using any
exterior handle to unlock the
doors or open the trunk will
cause the turn signal lamps to
flash four times quickly,
indicating access is disabled.
If disabled, disarm the alarm
system before starting the
vehicle.
Disabling Keyless Unlocking
may also be configured under
Vehicle Personalization. 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 “Remote
Lock, Unlock, Start”.
Enabling Keyless Unlocking:
With the vehicle off, press and
hold
QandKon the remote
key at the same time for
approximately four seconds.
The turn signal lamps will flash
twice quickly to indicate
access is enabled.
Enabling Keyless Unlocking
may also be configured under
Vehicle Personalization. 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 “Remote
Lock, Unlock, Start”.
Passive (Walkaway) Locking
The Keyless Access system
will lock the vehicle several
seconds after all doors are
closed if the vehicle is off and

Cadillac CT5 Owner Manual (GMNA-Localizing-U.S./Canada-16500419) -
2023 - CRC - 5/6/22
Keys, Doors, and Windows 13
at least one remote key has
been removed or none remain
in the vehicle.
If equipped, the fuel door will
also lock.
If other electronic devices
interfere with the remote key
signal, the vehicle may not
detect the remote key inside
the vehicle. If passive
(walkaway) locking is enabled,
the doors may lock with the
remote key inside the vehicle.
Do not leave the remote key in
an unattended vehicle.
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”.
If equipped with remote
folding mirror, passive
(walkaway) locking may fold
the mirrors. See Folding
Mirrors 033. Temporary Disable of
Passive (Walkaway) 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 (walkaway) locking will
then remain disabled until the
vehicle is turned on.
Remote Key Left In Vehicle
Alert
When the vehicle is turned off
and a remote key is left in the
vehicle, the horn will chirp
three times after all doors are
closed. 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 “Remote Lock, Unlock,
Start”. Remote Key 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 a remote key inside. If a
remote key is not detected,
the Driver Information Center
(DIC) will display NO KEY
FOUND and the horn will chirp
three times.
This occurs only once each
time the vehicle is driven. 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 “Remote
Lock, Unlock, Start”.
Keyless Trunk Opening
Press the touch pad on the
rear of the trunk above the
license plate if the remote key
is within 1 m (3 ft).

Cadillac CT5 Owner Manual (GMNA-Localizing-U.S./Canada-16500419) -
2023 - CRC - 5/6/22
Keys, Doors, and Windows 19
.Use the mechanical key in
the driver door. The key lock
cylinder is covered with
a cap.
See“Driver Door Key Lock
Cylinder Access (In Case of
Dead Battery)” later in this
section.
To lock or unlock the doors
from inside the vehicle:
.PressQorKon the power
door lock switch.
.Pull the front door handle
once to open the door. Pull
the rear door handle once to
unlock and once more to
open the door. Keyless AccessThe remote key must be within
1 m (3 ft) of the trunk or door
being opened or locked. To
unlock and unlatch any door,
press the release button on
the inside grip area of the
outside door handle. Touch
the sensor on the front
outside door handle to lock.
See
“Keyless Access
Operation” in Remote Key
Operation 09. Driver Door Key Lock
Cylinder Access (In Case of
Dead Battery)
To access the driver door key
lock cylinder and unlatch
the door:
1. Insert the mechanical key
into the slot at the bottom
of the handle and push
upward all the way until
the cover frees. Do not pry
or pull on the key.

Cadillac CT5 Owner Manual (GMNA-Localizing-U.S./Canada-16500419) -
2023 - CRC - 5/6/22
26 Keys, Doors, and Windows
The projected logo will not
work under these conditions:
.The vehicle battery is low.
.The transmission is not in
P (Park).
.Hands Free Trunk Control is
set to Off in vehicle
personalization. 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 “Comfort
and Convenience”.
.The vehicle remains parked
for 10 days or more, with no
remote key use or Keyless
Access operation. To
re-enable, press any button
on the remote key or open
and close a vehicle door. The projected logo will not
work for a single remote key
when a remote key:
.Has been left within
approximately 2 m (6 ft) of
the trunk for several
minutes.
.Has been left inside the
vehicle and all vehicle doors
are closed.
.Has approached the area
outside of the trunk five
times within several minutes.
Lens Cleaning
Clean the recessed lens with a
cotton swab.

Cadillac CT5 Owner Manual (GMNA-Localizing-U.S./Canada-16500419) -
2023 - CRC - 5/6/22
Keys, Doors, and Windows 29
Arming the Alarm System
1. Turn off the vehicle.
2. Lock the vehicle in one ofthree ways:
.Use the remote key.
.Use the Keyless Access
system.
.With a door open, press
Qon the interior of
the door.
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 mechanical 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 trunk, 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 the next unauthorized
event.
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.
Unlatching the driver door
with the mechanical key will
not disarm the system or turn
off the alarm.
How to Detect a Tamper
Condition
IfKis pressed on the remote
key and the horn chirps and
the lights flash three times, a
previous alarm occurred while
the system was armed.
If the alarm has been
activated, a message will
appear on the DIC.

Cadillac CT5 Owner Manual (GMNA-Localizing-U.S./Canada-16500419) -
2023 - CRC - 5/6/22
34 Keys, Doors, and Windows
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 with power folding
mirrors, and the mirrors have
been folded with the power
folding mirror switch, they may not be automatically unfolded
by the Remote Mirror Folding
feature.
If equipped with power folding
mirrors, and the mirrors have
not been folded with the
power folding mirror switch
and the vehicle is in P (Park),
they may be automatically
folded/unfolded as follows:
1. If doors are locked by pressingHon the remote
key, the mirrors will fold.
If doors are unlocked by
pressing
Ion the remote
key, the mirrors will unfold.
See Remote Key Operation
0 9.
2. If doors are locked by pressing the door handle
button, the mirrors will
fold. If doors are unlocked
by pressing the door
handle button, the mirrors
will unfold. See “Keyless
Unlocking/Locking from
the Driver Door” in Remote
Key Operation 09. 3. If passive locking is
enabled and doors are
locked by that feature, the
mirrors will fold. See
“Passive Locking” in
Remote Key Operation 09.
Heated Mirrors
If equipped with heated
mirrors:
K:The rear window defogger
also heats the outside mirrors.
See Dual Automatic Climate
Control System 0233.
Automatic Dimming
Mirror
If the vehicle has the
automatic dimming mirror, the
driver outside mirror
automatically adjusts for the
glare of headlamps
behind you.
Do not spray glass cleaner or
chrome cleaner directly onto
the mirror. Only use a soft
towel dampened with water.