2021 CADILLAC XT4 lights

Cadillac XT4 Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
14584367) - 2021 - CRC - 10/14/20
INSTRUMENTS AND CONTROLS 123
vehicle is shifted into R (Reverse) to
improve visibility of the ground near
the rear wheels. They may move from
their tilted position when the vehicle
is shifted out of R (Reverse) or turned
off. SeeReverse Tilt Mirrors 029.
Touch Off, On - Driver and Passenger,
On - Driver, or On - Passenger.
Remote Mirror Folding
When on, the outside mirrors will
automatically fold or unfold when the
Remote Keyless Entry (RKE)
transmitter
QorKbutton is pressed
and held. See Folding Mirrors 028.
Touch Off or On.
Rain Sense Wipers
This setting automatically turns on
the wipers when moisture is detected
and the wiper switch is in
intermittent mode.
Touch Disabled or Enabled.
Auto Wipe in Reverse Gear
When on and the front wiper is on,
the rear wiper will automatically
activate when the vehicle is shifted to
R (Reverse). Select Off or On.
Hands Free Liftgate Control
The liftgate may be operated with a
kicking motion under the left corner
of the rear bumper. See
Liftgate019.
Select Off, On-Open and Close,
or On-Open Only.
Lighting
Touch and the following may display:
.Vehicle Locator Lights
.Exit Lighting
Vehicle Locator Lights
This setting flashes the headlamps of
your vehicle when you press
Kon the
Remote Keyless Entry (RKE)
transmitter.
Touch Off or On.
Exit Lighting
This setting specifies how long the
headlamps stay on after the vehicle is
turned off and exited.
Touch Off, 30 Seconds, 60 Seconds,
or 120 Seconds.
Power Door Locks
Touch and the following may display:
.Open Door Anti Lock Out
.Auto Door Unlock
.Delayed Door Lock
Open Door Anti Lock Out
This setting prevents the driver door
from locking when the door is open.
If this setting is on, the Delayed Door
Lock menu will not be available.
Touch Off or On.
Auto Door Unlock
This setting allows selection of which
doors will automatically unlock when
the vehicle is shifted into P (Park).
Touch Off, All Doors, or Driver Door.
Delayed Door Lock
This setting delays the locking of the
vehicle’s doors.
Touch Off or On.
Remote Lock, Unlock, and Start
Touch and the following may display:
.Remote Unlock Light Feedback
.Remote Lock Feedback

Cadillac XT4 Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
14584367) - 2021 - CRC - 10/14/20
124 INSTRUMENTS AND CONTROLS
.Remote Door Unlock
.Remote Start Auto Cool Seats
.Remote Start Auto Heat Seats
.Remote Window Operation
.Passive Door Unlock
.Passive Door Lock
.Remote Left in Vehicle Alert
Remote Unlock Light Feedback
This setting flashes the exterior lamps
when the vehicle is unlocked with the
RKE transmitter.
Touch Off or Flash Lights.
Remote Lock Feedback
This setting specifies how the vehicle
responds when the vehicle is locked
with the RKE transmitter.
Touch Off, Lights and Horn, Lights
Only, or Horn Only.
Remote Door Unlock
This setting specifies whether all
doors, or just the driver door, unlock
when pressing
Kon the RKE
transmitter.
Touch All Doors or Driver Door. Remote Start Auto Cool Seats
This setting automatically turns on
the ventilated seats when using the
remote start function on warm days.
See
Heated and Ventilated Front Seats
0 43 and
Remote Vehicle Start 014.
Touch Off or On.
Remote Start Auto Heat Seats
This setting automatically turns on
the heated seats when using the
remote start function on cold days.
See Heated and Ventilated Front Seats
0 43 and
Remote Vehicle Start 014.
Touch Off or On.
Remote Window Operation
If equipped, this feature enables
remote operation of the windows with
the RKE transmitter. See Remote
Keyless Entry (RKE) System Operation
0 7.
Touch Off or On. Passive Door Unlock
This setting specifies which doors
unlock when using the button on the
driver door handle to unlock the
vehicle.
Touch Off, All Doors, or Driver
Door Only.
Passive Door Lock
This setting specifies if the vehicle will
automatically lock, or lock and
provide an alert after all the doors are
closed, and you walk away from the
vehicle with the RKE transmitter. See
Remote Keyless Entry (RKE) System
Operation
07.
Touch Off, On with Horn Chirp, or On.
Remote Left in Vehicle Alert
This feature sounds an alert when the
RKE transmitter is left in the vehicle.
This menu also enables Remote No
Longer in Vehicle Alert.
Touch Off or On.Seating Position
Touch and the following may display:
.Seat Entry Memory

Cadillac XT4 Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
14584367) - 2021 - CRC - 10/14/20
LIGHTING 129
Lighting
Exterior Lighting
Exterior Lamp Controls . . . . . . . . . . 129
Exterior Lamps Off Reminder . . . 131
Headlamp High/Low-BeamChanger . . . . . . . . . . . . . . . . . . . . . . . . . . 131
Flash-to-Pass . . . . . . . . . . . . . . . . . . . . . 131
Daytime Running Lamps (DRL) . . . . . . . . . . . . . . . . . . . . 131
Automatic Headlamp System . . . 131
Hazard Warning Flashers . . . . . . . . 132
Turn and Lane-Change Signals . . . . . . . . . . . . . . . . . . . . . . . . . . . 132
Cornering Lamps . . . . . . . . . . . . . . . . . 133
Interior Lighting
Instrument Panel Illumination Control . . . . . . . . . . . . . . . . . . . . . . . . . . 133
Courtesy Lamps . . . . . . . . . . . . . . . . . . 133
Dome Lamps . . . . . . . . . . . . . . . . . . . . . 133
Reading Lamps . . . . . . . . . . . . . . . . . . . 134
Lighting Features
Entry Lighting . . . . . . . . . . . . . . . . . . . . 134
Exit Lighting . . . . . . . . . . . . . . . . . . . . . . 134
Battery Power Protection . . . . . . . . 135
Exterior Lighting Battery Saver . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 135
Exterior Lighting
Exterior Lamp Controls
The exterior lamp control is on the
turn signal lever.
Turn the control to the following
positions:
O:Turns the exterior lamps off and
deactivates the AUTO mode. Turn to
Oagain to reactivate the AUTO mode.
In Canada, the headlamps will
automatically reactivate when the
vehicle is shifted out of P (Park).
AUTO : Automatically turns the
exterior lamps on and off, depending
on outside lighting.
;: Turns on the parking lamps
including all lamps, except the
headlamps.
2: Turns on the headlamps together
with the parking lamps and
instrument panel lights.
IntelliBeam System
If equipped, this system turns the
vehicle's high-beam headlamps on and
off according to surrounding traffic
conditions.
The system turns the high-beam
headlamps on when it is dark enough
and there is no other traffic present.
This light
bcomes on in the
instrument cluster when the
IntelliBeam system is enabled.

Cadillac XT4 Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
14584367) - 2021 - CRC - 10/14/20
132 LIGHTING
light outside when the vehicle leaves
the garage, there is a slight delay
before the automatic headlamp
system changes to the Daytime
Running Lamps (DRL). During that
delay, the instrument cluster may not
be as bright as usual. Make sure the
instrument panel brightness control is
in the full bright position. See
Instrument Panel Illumination Control
0133.
When it is bright enough outside, the
headlamps will turn off or may change
to DRL.
The automatic headlamp system turns
off when the exterior lamp control is
turned to
Oor the ignition is off.
For vehicles sold in Canada, this
control only works when the
transmission is in P (Park).
Lights On with Wipers
If the windshield wipers are activated
in daylight with the engine on, and
the exterior lamp control is in AUTO,
the headlamps, parking lamps, and
other exterior lamps come on. The
transition time for the lamps coming
on varies based on wiper speed. When the wipers are not operating, these
lamps turn off. Move the exterior
lamp control to
Oor;to disable
this feature.
Hazard Warning Flashers
|: Press|to make the front and
rear turn signal lamps flash on and
off. Press again to turn the
flashers off.
The hazard warning flashers turn on
automatically if the airbags deploy.
Turn and Lane-Change
Signals
Move the lever all the way up or down
to signal a turn.
An arrow on the instrument cluster
flashes in the direction of the turn or
lane change.
Raise or lower the lever until the
arrow starts to flash to signal a lane
change. Hold it there until the lane
change is completed. If the lever is
briefly pressed and released, the turn
signal flashes three times.
The turn and lane-change signal can
be turned off manually by moving the
lever back to its original position.

Cadillac XT4 Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
14584367) - 2021 - CRC - 10/14/20
LIGHTING 133
If after signaling a turn or lane
change, the arrow flashes rapidly or
does not come on, a signal bulb may
be burned out.
Replace any burned out bulbs. If a
bulb is not burned out, check the fuse.
SeeFuses and Circuit Breakers 0303.
Cornering Lamps
If equipped with cornering lamps, they
automatically come on when all of the
following occur:
.The low-beam headlamps are on.
.The turn signals are activated or the
steering wheel is at a turning angle.
.The vehicle speed is below 40 km/h
(25 mph).
Interior Lighting
Instrument Panel
Illumination Control
This feature adjusts the brightness of
all illuminated controls.
D:Move the thumbwheel up or
down to brighten or dim the lights.
The thumbwheel is functional at
night, or when the headlamps or
parking lamps are ON.
The brightness of the displays
automatically adjusts based on
outdoor lighting. The instrument panel illumination control will set the
lowest level to which the display will
be automatically adjusted.
Courtesy Lamps
The courtesy lamps come on when
any door is opened, the remote unlock
is pressed, or when the ignition is
switched off. To deactivate the dome
lamp override, press
jOFF and
the indicator light on the button will
turn off.
Dome Lamps
The dome lamp controls are in the
overhead console.

Cadillac XT4 Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
14584367) - 2021 - CRC - 10/14/20
134 LIGHTING
To operate, press the following
buttons:
jOFF :Press to turn off the dome
lamps when any door is opened, the
remote unlock is pressed, or when the
ignition is switched off. An indicator
light on the button will turn on when
the dome lamp override is activated.
Press
jOFF again to deactivate
this feature and the indicator light will
turn off. The dome lamps will come
on when any door is opened, the
remote unlock is pressed, or when the
ignition is switched off.
+ ON/OFF : Press to turn the dome
lamps on manually.
Reading Lamps
There are front and rear reading
lamps on the overhead console and
over the rear passenger doors. These
lamps come on automatically when
any door is opened, the remote unlock
is pressed, or when the ignition is
switched off.
To operate, the ignition must be on,
or in ACC/ACCESSORY, or using
Retained Accessory Power (RAP). To manually turn the reading lamps
on or off:
Press the lamp lenses on the front
reading lamps.
Press the lamp lenses over the rear
passenger doors.
Lighting Features
Entry Lighting
Some exterior lamps turn on briefly at
night, or in areas with limited lighting,
when
Kis pressed on the RKE
transmitter. After about 30 seconds
the exterior lamps turn off. Entry
lighting can be disabled manually by
turning the ignition on or to ACC/
ACCESSORY, or by pressing
Qon the
RKE transmitter. When any door is
opened, the remote unlock is pressed,
or when the ignition is switched off,
all interior lights turn on and then
interior lamps dim to off within
20 seconds after all doors are closed.
The entry lighting feature for exterior
lighting can be changed. See “Vehicle
Locator Lights” underVehicle
Personalization 0120.
Exit Lighting
Some exterior lamps come on at night,
or in areas with limited lighting, when
the driver door is opened after the
ignition is turned off. The dome lamp
comes on after the ignition is turned

Cadillac XT4 Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
14584367) - 2021 - CRC - 10/14/20
LIGHTING 135
off or any door is opened. The exterior
lamps and dome lamp remain on after
the door is closed for a set amount of
time, then automatically turn off.
The exterior lamps turn off
immediately by turning the exterior
lamp control off.
The exit lighting for exterior lights can
be changed. SeeVehicle Personalization
0 120.
Battery Power Protection
The battery saver feature is designed
to protect the vehicle's battery.
If some interior lamps are left on and
the ignition is turned off, the battery
rundown protection system
automatically turns the lamp off after
some time.
Exterior Lighting Battery
Saver
The exterior lamps turn off about
10 minutes after the ignition is turned
off, if the parking lamps or headlamps
have been manually left on. This
protects against draining the battery.
To restart the 10-minute timer, turn the exterior lamp control to the off
position and then back to the parking
lamp or headlamp position.
To keep the lamps on for more than
10 minutes, the ignition must be on or
in ACC/ACCESSORY.

Cadillac XT4 Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
14584367) - 2021 - CRC - 10/14/20
244 DRIVING AND OPERATING
.If stopped with the brake applied,
press or hold SET−until the desired
set speed is displayed.
The speedometer reading can be
displayed in either English or metric
units. See Instrument Cluster 099. The
increment value used depends on the
units displayed.
Selecting the Follow Distance Gap
When a slower moving vehicle is
detected ahead within the selected
following gap, ACC will adjust the
vehicle's speed and attempt to
maintain the follow distance gap
selected.
Press
[on the steering wheel to
adjust the following gap. Each press
cycles the gap button through three
settings: Far, Medium, or Near.
When pressed, the current gap setting
displays briefly on the instrument
cluster and HUD, if equipped. The gap
setting will be maintained until it is
changed.
Since each gap setting corresponds to
a following time (Far, Medium,
or Near), the following distance will
vary based on vehicle speed. The faster the vehicle speed, the further
back your vehicle will follow a vehicle
detected ahead. Consider traffic and
weather conditions when selecting the
following gap. The range of selectable
gaps may not be appropriate for all
drivers and driving conditions.
Changing the gap setting
automatically changes the alert timing
sensitivity (Far, Medium, or Near) for
the Forward Collision Alert (FCA)
feature. See
Forward Collision Alert
(FCA) System 0258.
Alerting the Driver
With Head-Up Display
Without Head-Up Display If ACC is engaged, driver action may
be required when ACC cannot apply
sufficient braking because of
approaching a vehicle too rapidly.
When this condition occurs, six red
lights or the collision alert symbol on
the HUD, if equipped, will flash on the
windshield. Either eight beeps will
sound from the front, or both sides of
the Safety Alert Seat will pulse five
times. See
“Collision/Detection
Systems” underVehicle Personalization
0 120.
See Defensive Driving 0206.
Approaching and Following a
Vehicle
The vehicle ahead indicator is in the
instrument cluster and HUD display,
if equipped.