2021 CADILLAC XT6 open hood

Cadillac XT6 Owner Manual (GMNA-Localizing-U.S./Canada-14574701) -
2021 - CRC - 2/8/21
KEYS, DOORS, AND WINDOWS 15
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 RKE transmitter 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:
.The RKE transmitter is in the
vehicle.
.The ignition is on.
.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. (Continued)

Cadillac XT6 Owner Manual (GMNA-Localizing-U.S./Canada-14574701) -
2021 - CRC - 2/8/21
KEYS, DOORS, AND WINDOWS 27
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
Qon 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:
.PressKon 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.

Cadillac XT6 Owner Manual (GMNA-Localizing-U.S./Canada-14574701) -
2021 - CRC - 2/8/21
INSTRUMENTS AND CONTROLS 103
carefully loosen or thaw them.
Damaged blades should be replaced.
SeeWiper Blade Replacement 0325.
{Warning
In freezing weather, do not use the
washer until the windshield is
warmed. Otherwise the washer fluid
can form ice on the windshield,
blocking your vision.
{Warning
Before driving the vehicle, always
clear snow and ice from the hood,
windshield, washer nozzles, roof,
and rear of the vehicle, including all
lamps and windows. Reduced
visibility from snow and ice buildup
could lead to a crash.
Wiper Parking
If the ignition is turned off while the
wipers are on LO, HI, or AUTO with
Rainsense turned off, they will
immediately stop. If the windshield wiper lever is then
moved to OFF before the driver door is
opened or within 10 minutes, the
wipers will restart and move to the
base of the windshield.
If the ignition is turned off while the
wipers are performing wipes due to
windshield washing or Rainsense, the
wipers continue to run until they
reach the base of the windshield.
Rainsense
If equipped with Rainsense and the
feature is turned on, a sensor near the
top center of the windshield detects
the amount of water on the
windshield and controls the frequency
of the windshield wiper based on the
current sensitivity setting.
Keep this area of the windshield clear
of debris to allow for best system
performance.
AUTO :
Move the windshield wiper
lever to AUTO. Turn the band on the
wiper lever to adjust the sensitivity.
.Turn the band up for more
sensitivity to moisture.
.Turn the band down for less
sensitivity to moisture.
.Move the windshield wiper lever out
of the AUTO position to deactivate
Rainsense.
To turn the Rainsense feature on or
off, see “Rain Sense Wipers ”under
Vehicle Personalization 0130.
Wiper Arm Assembly Protection
When using an automatic car wash,
move the windshield wiper lever to
OFF. This disables the automatic
Rainsense windshield wipers.

Cadillac XT6 Owner Manual (GMNA-Localizing-U.S./Canada-14574701) -
2021 - CRC - 2/10/21
CLIMATE CONTROLS 215
On/Off :Touch On/Off on the display
to turn the rear climate control on or
off. If the rear climate control is
turned off using On/Off on the display,
the rear climate control buttons must
be pressed twice to turn the system
back on.
Sync : Touch Sync on the display to
match the rear climate control
settings to the front climate control
driver settings. The Sync button is
highlighted. Press the temperature
button twice to unlink the set driver
and rear settings. The Sync button is
no longer highlighted.
Q: Touch to lock or unlock control of
the rear climate control system from
the rear seat passengers. When locked,
the rear climate controls can only be
adjusted from the front seat.
Automatic Operation
AUTO : Press to turn on or off. The
air delivery is controlled
automatically. The AUTO indicator
appears on the display. If the air
delivery mode or fan speed is
manually adjusted, this cancels full
automatic operation. Manual Operation
]:
Press the rear fan control up or
down to increase or decrease the
airf low to the rear panel outlets.
Temperature Controls : Press up or
down to adjust the rear passenger
temperature. The rear passenger
temperature can also be adjusted by
touching
Qfor warmer air orRfor
cooler air on the rear climate display.
Air Delivery Mode Control : Press up
or down to select the desired air
delivery mode. The air delivery mode
can also be changed by touching
[,
\, orYon the rear climate display.
This changes the direction of the
airf low in the rear seating area.
If the rear floor air delivery mode is
selected, the rear fan speed indicator
will change when adjusted, but the
airf low amount directed to the floor
will not. This is normal operation for
the system.
To activate the rear floor air delivery
mode, touch
[on the rear climate
display.
Air Vents
Use the slider switch on the air outlets
to change the direction of the airf low,
or to open and close off the airf low.
There are also outlets overhead in the
rear passenger area; adjust as needed.
Keep all outlets open whenever
possible for best system performance.
Operation Tips
.Clear away any ice, snow, or leaves
from the air inlets at the base of the
windshield that can block the flow
of air into the vehicle.
.Clear snow off the hood to improve
visibility and help decrease moisture
drawn into the vehicle.
.Use of non-GM approved hood
deflectors can adversely affect the
performance of the system.
.Keep the path under all seats clear
of objects to help circulate the air
inside the vehicle more effectively.
.If fogging reoccurs while in vent or
bi-level modes with mild
temperature throughout the vehicle,
turn on the air conditioner to
reduce windshield fogging.

Cadillac XT6 Owner Manual (GMNA-Localizing-U.S./Canada-14574701) -
2021 - CRC - 2/8/21
DRIVING AND OPERATING 235
Auto Engine Stop/Start
When the brakes are applied and the
vehicle is at a complete stop, the
engine may turn off. When stopped,
the tachometer displays AUTO STOP.
SeeTachometer 0112. When the brake
pedal is released or the accelerator
pedal is pressed, the engine will
restart.
To maintain vehicle performance,
other conditions may cause the engine
to automatically restart before the
brake pedal is released.
Auto Stops may not occur and/or auto
restarts may occur because:
.The climate control settings require
the engine to be running to cool or
heat the vehicle interior.
.The vehicle battery charge is low.
.The vehicle battery has recently
been disconnected.
.Minimum vehicle speed has not
been reached since the last
Auto Stop.
.The accelerator pedal is pressed.
.The engine or transmission is not at
the required operating temperature.
.The outside temperature is not in
the required operating range.
.The vehicle transmission is shifted
out of D (Drive) to any gear other
than P (Park).
.Tow/Haul Mode or other driver
modes have been selected.
.The vehicle is on a steep hill or
grade.
.The driver door has been opened or
the driver seat belt has been
unbuckled.
.The hood has been opened.
.The Auto Stop has reached the
maximum allowed time. Auto Stop Disable Switch
The automatic engine Stop/Start
feature can be disabled and enabled
by touching the
hsymbol. Auto Stop
is enabled each time you start the
vehicle.
When the light next to the
his
illuminated, the system is enabled.
Engine Heater
The engine heater, if available, can
help in cold weather conditions at or
below −18 °C (0 °F) for easier starting
and better fuel economy during
engine warm-up. Plug in the engine
heater at least four hours before

Cadillac XT6 Owner Manual (GMNA-Localizing-U.S./Canada-14574701) -
2021 - CRC - 2/8/21
306 VEHICLE CARE
If equipped with remote vehicle start,
open the hood before performing any
service work to prevent remote
starting the vehicle accidentally. See
Remote Vehicle Start014.
Keep a record with all parts receipts
and list the mileage and the date of
any service work performed. See
Maintenance Records 0392.
Caution
Even small amounts of
contamination can cause damage to
vehicle systems. Do not allow
contaminants to contact the fluids,
reservoir caps, or dipsticks.
Hood
{Warning
For vehicles with auto engine stop/
start, turn the vehicle off before
opening the hood. If the vehicle is
on, the engine will start when the
hood is opened. You or others could
be injured.
{Warning
Components under the hood can
get hot from running the engine. To
help avoid the risk of burning
unprotected skin, never touch these
components until they have cooled,
and always use a glove or towel to
avoid direct skin contact.
Clear any snow from the hood before
opening.
To open the hood:
1. Pull the hood release lever with the
isymbol. It is on the lower left
side of the instrument panel.
2. Go to the front of the vehicle and locate the secondary release lever
under the front center of the hood.
Push the secondary hood release
lever to the right to release.
3. After you have partially lifted the hood, the gas strut system will
automatically lift the hood and
hold it in the fully open position.

Cadillac XT6 Owner Manual (GMNA-Localizing-U.S./Canada-14574701) -
2021 - CRC - 2/8/21
VEHICLE CARE 307
To close the hood:1. Before closing the hood, be sure all filler caps are on properly, and all
tools are removed.
2. Pull the hood down until the strut system is no longer holding up
the hood.
3. Allow the hood to fall. Check to make sure the hood is latched
completely. Repeat this process
with additional force if necessary.
{Warning
Do not drive the vehicle if the hood
is not latched completely. The hood
could open fully, block your vision,
and cause a crash. You or others
could be injured. Always close the
hood completely before driving.

Cadillac XT6 Owner Manual (GMNA-Localizing-U.S./Canada-14574701) -
2021 - CRC - 2/8/21
326 VEHICLE CARE
4. Push the release lever (2) todisengage the wiper arm (3) hook
from the wiper blade (1) assembly.
5. Remove the wiper blade.
6. Push the new wiper blade (1) assembly securely on the wiper
arm (3) until the release lever (2)
clicks into place.
7. Start the engine and the rear wiper will return to its normal position.
Windshield Replacement
HUD System
The windshield is part of the HUD
system. If the windshield needs to be
replaced, be sure to get one that is
designed for HUD or the HUD image
may look out of focus.
Driver Assistance Systems
If the windshield needs to be replaced
and the vehicle is equipped with a
front camera sensor for the Driver
Assistance Systems, a GM
replacement windshield is
recommended. The replacement
windshield must be installed
according to GM specifications for
proper alignment. If it is not, these
systems may not work properly, they
may display messages, or they may
not work at all. See your dealer for
proper windshield replacement.
Acoustic Windshield
The vehicle is equipped with an
acoustic windshield. If the windshield
needs to be replaced be sure to get an acoustic windshield so you will
continue to have the benefits an
acoustic windshield can provide.
Gas Strut(s)
This vehicle is equipped with gas
strut(s) to provide assistance in lifting
and holding open the hood/trunk/
liftgate system in full open position.
{Warning
If the gas struts that hold open the
hood, trunk, and/or liftgate fail, you
or others could be seriously injured.
Take the vehicle to your dealer for
service immediately. Visually
inspect the gas struts for signs of
wear, cracks, or other damage
periodically. Check to make sure the
hood/trunk/liftgate is held open
with enough force. If struts are
failing to hold the hood/trunk/
liftgate, do not operate. Have the
vehicle serviced.