
Cadillac XTS Owner Manual (GMNA-Localizing-U.S./Canada-11354412) -
2018 - crc - 11/16/17
KEYS, DOORS, AND WINDOWS 35
/:This button will be on the RKE
transmitter if the vehicle has remote
start.
If equipped, heated and ventilated
front seats may also come on if
enabled in vehicle personalization.
See Heated and Ventilated Front Seats
0 62 and Vehicle Personalization 0143.
If equipped with a remote start heated
steering wheel, it may come on during
a remote start. See Heated Steering
Wheel 0111.
The climate control system will use
the previous settings during a remote
start. The rear window defogger may
come on during remote start based on
cold ambient conditions. The rear
defog indicator light does not come on
during remote start.
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.
If your vehicle is low on fuel, do not
use the remote start feature. The
vehicle may run out of fuel. The RKE transmitter range may be
less while the vehicle is running.
Other conditions can affect the
performance of the transmitter. See
Remote Keyless Entry (RKE) System
0
28.
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 turn signal lamps flash. The
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
10 minutes unless a time
extension is done or the ignition
is on. 3. Press the brake pedal and turn
the ignition on to drive the
vehicle.
Extending Engine Run Time
The engine run time can also be
extended by another 10 minutes,
if during the first 10 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
20 minutes.
The remote start can only be
extended once.
A maximum of two remote starts, or a
remote start with an extension, are
allowed between ignition cycles.
The vehicle's ignition must be turned
on and then back to 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.

Cadillac XTS Owner Manual (GMNA-Localizing-U.S./Canada-11354412) -
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36 KEYS, DOORS, AND WINDOWS
.Turn on the hazard warning
flashers.
. Turn the vehicle on and then
back off.
Conditions in Which Remote Start
Will Not Work
The remote start will not operate if
any of the following occur:
. The ignition is in any mode other
than off.
. The transmitter is in the vehicle.
. 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 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.
(Continued)
Warning (Continued)
.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
QorKon the Remote
Keyless Entry (RKE) transmitter.
See Remote Keyless Entry (RKE)
System Operation 028.
. Use the key in the key lock
cylinder in the driver door or,
if equipped, the passenger door.
The key lock cylinder is covered
with a cap.
To lock/unlock the doors from inside
the vehicle:
. Press
QorKon the power door
lock switch. See Power Door Locks
0 38.

Cadillac XTS Owner Manual (GMNA-Localizing-U.S./Canada-11354412) -
2018 - crc - 11/16/17
KEYS, DOORS, AND WINDOWS 39
When all the doors are closed, the
doors will lock automatically after
five seconds. If a door is reopened
before five seconds have elapsed, the
five-second timer will reset once all
the doors are closed again.
Press
Qon the door lock switch again
or press
Qon the RKE transmitter to
override this feature and lock the
doors immediately.
This feature can also be programmed.
See Vehicle Personalization 0143.
Automatic Door Locks
The vehicle is programmed so that
when the doors are closed, the
ignition is on, and the shift lever is
moved 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 a door. .
Shift the transmission into
P (Park).
The power door locks can be
programmed. See Vehicle
Personalization 0143.
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 off and locking is
requested while a door is open, when
all doors are closed the vehicle will
check for RKE transmitters 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 off, the driver
door is open, and locking is requested,
all the doors will lock and the driver
door will remain open. Press the
button again to lock the driver door.
The Open Door Anti-Lockout feature
can be turned on or off. See
Vehicle
Personalization 0143.
Safety Locks
The rear door safety locks prevent
passengers from opening the rear
doors from inside the vehicle.

Cadillac XTS Owner Manual (GMNA-Localizing-U.S./Canada-11354412) -
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KEYS, DOORS, AND WINDOWS 43
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 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 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. 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
RKE transmitter 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 0344.
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
ACC/ACCESSORY and a valid
transmitter is 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 RKE
transmitters matched to an
immobilizer control unit in your
vehicle. Only a correctly matched RKE

Cadillac XTS Owner Manual (GMNA-Localizing-U.S./Canada-11354412) -
2018 - crc - 11/16/17
44 KEYS, DOORS, AND WINDOWS
transmitter will start the vehicle.
If the transmitter 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.
If the engine does not start and the
security light stays on, there is a
problem with the system. Turn the
ignition off and try again.
If the vehicle will not change ignition
modes (ACC/ACCESSORY, on, off), and
the RKE transmitter appears to be
undamaged, try another transmitter.
Or, you may try placing the
transmitter in the transmitter pocket
in the center console.
If the ignition modes will not change
with the other transmitter, or with the
transmitter in the transmitter pocket,
your vehicle needs service. If the
ignition does change modes, the first
transmitter may be faulty. See your
dealer who can service the
theft-deterrent system and have a new
RKE transmitter programmed to the
vehicle.It is possible for the immobilizer
system to learn new or replacement
RKE transmitters. Up to eight
transmitters can be programmed for
the vehicle. To program additional
transmitters, see
“Programming
Transmitters to the Vehicle ”under
Remote Keyless Entry (RKE) System
Operation 028.
Do not leave the transmitter or device
that disarms or deactivates the
theft-deterrent system in the vehicle.Exterior Mirrors
Convex Mirrors
{Warning
A convex mirror can make things,
like other vehicles, look farther
away than they really are. If you cut
too sharply into the right lane, you
could hit a vehicle on the right.
Check the inside mirror or glance
over your shoulder before changing
lanes.
The passenger side mirror is convex
shaped. A convex mirror's surface is
curved so more can be seen from the
driver seat.

Cadillac XTS Owner Manual (GMNA-Localizing-U.S./Canada-11354412) -
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46 KEYS, DOORS, AND WINDOWS
Heated Mirrors
K
:Press to heat the mirrors.
See “Rear Window Defogger” under
Dual Automatic Climate Control System
0 160.
Automatic Dimming Mirror
If equipped, the vehicle has an
automatic dimming outside mirror(s).
The mirror(s) will adjust for the glare
of headlamps behind you.
Reverse Tilt Mirrors
If equipped with memory seats, the
passenger and/or driver mirror tilts to
a preselected position when the
vehicle is in R (Reverse). This allows
the curb to be seen when parallel
parking. The mirror(s) return to the original
position when:
.
The vehicle is shifted out of
R (Reverse), or remains in
R (Reverse) for about 30 seconds.
. The ignition is turned off.
. The vehicle is driven in
R (Reverse) above a set speed.
To turn this feature on or off, see
Vehicle Personalization 0143.
Interior Mirrors
Interior Rearview Mirrors
Adjust the rearview mirror for a clear
view of the area behind your vehicle.
Do not spray glass cleaner directly on
the mirror. Use a soft towel dampened
with water.
Automatic Dimming
Rearview Mirror
The vehicle has an automatic
dimming rearview mirror. The mirror
will automatically reduce the glare
from the headlamps from behind. The
dimming feature comes on when the
vehicle is started.

Cadillac XTS Owner Manual (GMNA-Localizing-U.S./Canada-11354412) -
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KEYS, DOORS, AND WINDOWS 47
Windows
{Warning
Never leave a child, a helpless adult,
or a pet alone in a vehicle,
especially with the windows closed
in warm or hot weather. They can
be overcome by the extreme heat
and suffer permanent injuries or
even death from heat stroke.
The vehicle aerodynamics are
designed to improve fuel economy
performance. This may result in apulsing sound when either rear
window is down and the front
windows are up. To reduce the sound,
open either a front window or the
sunroof, if equipped.
Power Windows
{Warning
Children could be seriously injured
or killed if caught in the path of a
closing window. Never leave the
Remote Keyless Entry (RKE)
transmitter in a vehicle with
children. When there are children in
the rear seat, use the window
lockout switch to prevent operation
of the windows. See
Keys027.
The power windows work when the
ignition is on, in ACC/ACCESSORY,
or when Retained Accessory Power
(RAP) is active. See Retained Accessory
Power (RAP) 0185.
Using the window switch, press to
open or pull to close the window.
The windows may be temporarily
disabled if they are used repeatedly
within a short time.

Cadillac XTS Owner Manual (GMNA-Localizing-U.S./Canada-11354412) -
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KEYS, DOORS, AND WINDOWS 49
2. Turn the ignition on or to ACC/ACCESSORY.
3. Partially open the window to be programmed. Then close it and
continue to pull the switch
briefly after the window has fully
closed.
4. Open the window and continue to press the switch briefly after
the window has fully opened.
Remote Window Operation
If equipped, this feature allows all the
windows to be opened remotely.
If enabled in vehicle personalization,
press and hold
Kon the RKE
transmitter. See Vehicle Personalization
0 143.
Sun Visors
Pull the sun visor down to block glare.
Detach the sun visor from the center
mount to pivot to the side window,
or to extend along the rod.
Rear Window Sunshade
On vehicles with a rear window
sunshade, the switch is on the
overhead console. The sunshade only
operates with the ignition on.
To open the sunshade, press and
release the switch. The sunshade will
fully extend. To close the sunshade,
press and release the switch again.
The sunshade will fully close.
When shifting the vehicle into
R (Reverse), the sunshade will
automatically retract if it is extended.
It may re-extend after a short delay
when shifting into D (Drive).