2023 CADILLAC XT6 fuel filter

Cadillac XT6 Owner Manual (GMNA-Localizing-U.S./Canada-16405819) -
2023 - CRC - 3/22/22
146 Instruments and Controls
When the remaining oil life is
low, the CHANGE ENGINE OIL
SOON message will appear on
the display. The oil should be
changed as soon as possible.
See Engine Oil0370. In
addition to the engine oil life
system monitoring the oil life,
additional maintenance is
recommended. See
Maintenance Schedule 0454.
The Oil Life display must be
reset after each oil change.
It will not reset itself. Do not
reset the Oil Life display
accidentally at any time other
than when the oil has just
been changed. It cannot be
reset accurately until the next
oil change. To reset, see
Engine Oil Life System 0373.
Tire Pressure : Shows the
approximate pressures of all
four tires. Tire pressure is
displayed in either
kilopascal (kPa) or in pounds
per square inch (psi). If the
pressure is low, the value for
that tire is shown in amber. See Tire Pressure Monitor
System
0411 and
Tire Pressure Monitor
Operation 0412.
Air Filter Life : Shows an
estimate of the engine air
filter’s remaining useful life
and the state of the system.
Engine Air Filter Life 95%
means 95% of the current air
filter life remains. Messages
will display based on the
engine air filter life and the
state of the system. When the
REPLACE AT NEXT OIL
CHANGE message displays,
the engine air filter should be
replaced at the time of the
next oil change. When the
REPLACE NOW message
displays, the engine air filter
should be replaced as soon as
possible.
The Air Filter Life display must
be reset after the engine air
filter replacement. To reset,
see Engine Air Filter Life
System 0374. Fuel Economy :
Displays
average fuel economy, the
best fuel economy over the
selected distance, and a bar
graph showing instantaneous
fuel economy.
If the vehicle is equipped with
an Active Fuel Management
indicator, the engine operating
mode may be shown in the
corner of this display.
Average Speed : Displays the
average vehicle speed of the
vehicle in kilometers per
hour (km/h) or miles per
hour (mph). This average is
based on the various vehicle
speeds recorded since the last
reset. Reset the average
speed by pressing the
thumbwheel while this display
is active to show a
confirmation window to select
yes or no.
Timer : This display can be
used as a timer. To start the
timer, press the thumbwheel
while this display is active. The
display will show the amount

Cadillac XT6 Owner Manual (GMNA-Localizing-U.S./Canada-16405819) -
2023 - CRC - 3/22/22
Infotainment System 217
systems, touch Set Teen
Driver Speed Warning to set
the warning speed.
Set Teen Driver Speed
Warning :Choose the desired
speed warning level. The
speed warning does not limit
the speed of the vehicle.
SiriusXM Explicit Content
Filter : Allows the SiriusXM
Explicit Content Filter to be
turned ON or OFF. When ON,
the teen driver will not be able
to listen to SiriusXM stations
that contain explicit content,
and the Explicit Content Filter
selection in the Audio Settings
will be unavailable for change.
When Teen Driver is Active:
.If equipped, the radio will
mute when the driver seat
belt, and in some vehicles
the front passenger seat
belt, is not buckled. The
audio from any device paired
to the vehicle will also be
muted.
.An object placed on the
front passenger seat, such
as a briefcase, handbag,
grocery bag, laptop, or other
electronic device, could
cause the passenger
sensing system to falsely
sense an unbuckled front
passenger and mute the
radio. If this happens,
remove the object from the
seat. See Passenger
Sensing System 078.
.Some safety systems, such
as Automatic Emergency
Braking, if equipped, cannot
be turned off.
.The gap setting for Adaptive
Cruise Control and alert
timing for Forward Collision
Alert, if equipped, cannot be
changed.
.When trying to change a
safety feature that is not
configurable in Teen Driver,
the feature may be grayed
out or removed from the
infotainment menu, or the
DIC will display a message indicating that Teen Driver is
active and the action is not
available.
.Super Cruise, if equipped, is
not available.
.Enhanced Low Fuel Warning
(if equipped)
–When the
vehicle is low on fuel, the low
fuel light on the instrument
cluster flashes and the DIC
low fuel warning cannot be
dismissed.
.Do not tow a trailer if
equipped with Automatic
Emergency Braking.
Report Card
The vehicle owner must
secure the driver’s consent to
record certain vehicle data
when the vehicle is driven with
a registered Teen Driver key.
There is one Report Card per
vehicle. Data is only recorded
when a registered Teen Driver
key is used to operate the
vehicle.

Cadillac XT6 Owner Manual (GMNA-Localizing-U.S./Canada-16405819) -
2023 - CRC - 3/22/22
Service and Maintenance 457
Diagnostics
.OnStar active, if equipped
.Service history/recall check
Engine Oil and Filter
.Engine oil
.Oil life monitor
‐Reset oil life monitor
Exterior Lights
.Visual inspection
Windshield and Wipers
.Visual inspection
Battery
.Battery visual inspection
.Battery test results
.Battery cables and
connections
Systems, Fluids, and
Visible Leak Inspection
.Engine oil
.Transmission
.Drive axle
.Transfer case
.Engine cooling system
.Power steering, if equipped
.Fuel system
.Windshield washer fluid
Tire Inspection
.Tire pressure, tread depth,
and wear
.Rotation, if applicable
.Alignment check, optional
.Reset tire pressure monitor
.Check tire sealant expiration
date, if equipped
.Check spare tire, if equipped
Brakes
.Check brake system
Visible and Functional
Inspections
.Seat belt components
.Exhaust system
.Accelerator pedal
.Passenger compartment air
filter, if equipped
.Engine air filter
.Hoses
.Belts
.Shocks and struts
.Steering components
.Axle boots or driveshaft and
u-joints
.Compartment lift struts,
if equipped
.Floor mats secured, no
interference with pedals
.Horn
.Ignition lock, if equipped
.Starter switch
.Evaporative control system
Lubricate
.Chassis components
Special Application
Services
.Severe Commercial Use
Vehicles Only: Lubricate
chassis components every
oil change.
.Have underbody flushing
service performed. See
"Underbody Maintenance" in
Exterior Care 0440.

Cadillac XT6 Owner Manual (GMNA-Localizing-U.S./Canada-16405819) -
2023 - CRC - 3/22/22
492 INDEX
IndexA
Accessories andModifications . . . . . . . . . . . . . . . . 363
Accessory Power . . . . . . . . . . . 263
Active Fuel Management . . . . . . . . . 264
Adaptive Cruise Control . . . . . . . . . . . . . . 283
Add-On Electrical Equipment . . . . . . . . . . . . . . . . . . . 360
Additional OnStar Information . . . . . . . 484
Adjustments Lumbar, Front Seats . . . . . . . 50
Agreements Trademarks andLicense . . . . . . . . . . . . . . . . . . . . . . 219
Air Cleaner/Filter, Engine . . . . 375
Conditioning . . . . . . . . . . 228, 234
Filter Life System . . . . . . . . . 374
Filter, Passenger
Compartment . . . . . . . . . . . . . . 237
Vents . . . . . . . . . . . . . . . . . . . . . . . . . . 236
Airbag System . . . . . . . . . . . . . . . . . . 71 Check . . . . . . . . . . . . . . . . . . . . . . . . . . . 84
How Does an AirbagRestrain? . . . . . . . . . . . . . . . . . . . . . 76 Airbag System (cont'd)
Passenger Sensing
System . . . . . . . . . . . . . . . . . . . . . . . . 78
What Makes an Airbag Inflate? . . . . . . . . . . . . . . . . . . . . . . . . 76
What Will You See after an Airbag
Inflates? . . . . . . . . . . . . . . . . . . . . . . 76
When Should an Airbag Inflate? . . . . . . . . . . . . . . . . . . . . . . . . 75
Where Are the Airbags? . . . . . . . . . . . . . . . . . . . . . . 73
Airbags Adding Equipment tothe Vehicle . . . . . . . . . . . . . . . . . . . 83
Passenger Status
Indicator . . . . . . . . . . . . . . . . . . . . . 133
Readiness Light . . . . . . . . . . . . . 132
Replacing System Parts after a Crash . . . . . . . 84
Servicing
Airbag-Equipped
Vehicles . . . . . . . . . . . . . . . . . . . . . . 82
Alarm Vehicle Security . . . . . . . . . . . . . 33
Alert
Lane Change . . . . . . . . . . . . . . . 336
Rear Cross Traffic . . . . . . . . 325

Cadillac XT6 Owner Manual (GMNA-Localizing-U.S./Canada-16405819) -
2023 - CRC - 3/22/22
496 INDEX
EmergencyOnStar . . . . . . . . . . . . . . . . . . . . . . . . 483
Engine Air Cleaner/Filter . . . . . . . . . . 375
Air Filter Life System . . . . . 374
Check Light(Malfunction
Indicator) . . . . . . . . . . . . . . . . . . . . 134
Compartment Overview . . . . . . . . . . . . . . . . . . . 367
Coolant Temperature
Gauge . . . . . . . . . . . . . . . . . . . . . . . . 131
Cooling System . . . . . . . . . . . . 376
Drive Belt Routing . . . . . . . . . 465
Exhaust . . . . . . . . . . . . . . . . . . . . . . 265
Heater . . . . . . . . . . . . . . . . . . . . . . . . . 261
Oil Life System . . . . . . . . . . . . . 373
Oil Pressure Light . . . . . . . . . . 142
Overheating . . . . . . . . . . . . . . . . . . 381
Power Messages . . . . . . . . . . . 151
Running While Parked . . . 266
Starting . . . . . . . . . . . . . . . . . . . . . . 258
Entry Lighting . . . . . . . . . . . . . . . . . 162
Equipment, Towing . . . . . . . . . 356
Event Data Recorders . . . . . 480
Exit Lighting . . . . . . . . . . . . . . . . . . . 163
Extended Parking . . . . . . . . . . . 265
Extender, Seat Belt . . . . . . . . . . . 70 Exterior
Lamp Controls . . . . . . . . . . . . . . 156
Lamps Off Reminder . . . . . . 158
Lighting Battery Saver . . . 163
F
Filter
Engine Air Cleaner . . . . . . . . 375
Flash-to-Pass . . . . . . . . . . . . . . . . . . 158
Flashers, Hazard Warning . . . . . . . . . . . . . . . . . . . . . . . 160
Flat Tire . . . . . . . . . . . . . . . . . . . . . . . . 425
Changing . . . . . . . . . . . . . . . . . . . . . 426
Floor Mats . . . . . . . . . . . . . . . . . . . . . 450
Fluid AutomaticTransmission . . . . . . . . . . . . . . 374
Brakes . . . . . . . . . . . . . . . . . . . . . . . . 384
Washer . . . . . . . . . . . . . . . . . . . . . . . 382
Folding Mirrors . . . . . . . . . . . . . . . . . 37
Forward Collision Alert (FCA)System . . . . . . . . . . . . . . . . . . . . . . 326
Frequency Statement Radio . . . . . . . . . . . . . . . . . . . . . . . . . . . 477
Front
Heated and VentilatedSeats . . . . . . . . . . . . . . . . . . . . . . . . . . 54 Front (cont'd)
Pedestrian Braking
(FPB) System . . . . . . . . . . . . . 330
Fuel Additives . . . . . . . . . . . . . . . . . . . . . 344
Economy, Driving forBetter . . . . . . . . . . . . . . . . . . . . . . . 239
Filling a Portable Fuel Container . . . . . . . . . . . . . . . . . . 346
Filling the Tank . . . . . . . . . . . . . 344
Foreign Countries . . . . . . . . . 344
Gauge . . . . . . . . . . . . . . . . . . . . . . . . . . 130
Low Fuel Warning Light . . . . . . . . . . . . . . . . . . . . . . . . . . 142
Management, Active . . . . . . 264
Prohibited Fuels . . . . . . . . . . . 344
Recommended . . . . . . . . . . . . . 343
Top Tier . . . . . . . . . . . . . . . . . . . . . . 342
Fuses Engine CompartmentFuse Block . . . . . . . . . . . . . . . . . 392
Fuses and Circuit Breakers . . . . . . . . . . . . . . . . . . . . . 391
Instrument Panel Fuse Block . . . . . . . . . . . . . . . . . 396
Rear Compartment
Fuse Block . . . . . . . . . . . . . . . . . 398

Cadillac XT6 Owner Manual (GMNA-Localizing-U.S./Canada-16405819) -
2023 - CRC - 3/22/22
500 INDEX
OnStar (cont'd)Overview . . . . . . . . . . . . . . . . . . . . . 482
OnStar Emergency . . . . . . . . . 483
OnStar Security . . . . . . . . . . . . . 484
Outlets Power . . . . . . . . . . . . . . . . . . . . . . . . . . 122
Overheating, Engine . . . . . . . . . 381
Overview . . . . . . . . . . . . . . . . . . . . . . . . 165
Instrument Panel . . . . . . . . . . . . . . 5
P
ParkAssist . . . . . . . . . . . . . . . . . . . . 314, 318
Shifting Into . . . . . . . . . . . . . . . . . 263
Shifting Out of . . . . . . . . . . . . . 264
Parking Brake and P (Park)
Mechanism Check . . . . . . . 386
Extended . . . . . . . . . . . . . . . . . . . . 265
Over Things That Burn . . . . . . . . . . . . . . . . . . 264
Parking Assist
Automatic . . . . . . . . . . . . . . . . . . . . 320
Parking or Backing Assistance Systems . . . . . . . 314
Passenger
Airbag StatusIndicator . . . . . . . . . . . . . . . . . . . . . 133 Passenger (cont'd)
Compartment Air
Filter . . . . . . . . . . . . . . . . . . . . . . . . . . 237
Sensing System . . . . . . . . . . . . . . 78
Pedestrian Ahead Indicator . . . . . . . . . . . . . . . . . . . . . . . 139
Perchlorate Materials
Requirements,
California . . . . . . . . . . . . . . . . . . . . . 363
Performance Shifting Light . . . . . . . . . . . . . . . . 138
Phone
Apple CarPlay andAndroid Auto . . . . . . . . . . . . . . 208
Bluetooth . . . . . . . . . . . . . 202, 203
Port
USB . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 176
Positioning Vehicle . . . . . . . . . . . . . . . . . . . . . . . . . 193
Power Door Locks . . . . . . . . . . . . . . . . . . . . 23
Mirrors . . . . . . . . . . . . . . . . . . . . . . . . . . 37
Outlets . . . . . . . . . . . . . . . . . . . . . . . . 122
Protection, Battery . . . . . . . . 163
RetainedAccessory (RAP) . . . . . . . . . 263
Seat Adjustment . . . . . . . . . . . . . 49
Windows . . . . . . . . . . . . . . . . . . . . . . . 42 Pregnancy, Using Seat
Belts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 69
Privacy Vehicle DataRecording . . . . . . . . . . . . . . . . . . 479
Problems with Route Guidance . . . . . . . . . . . . . . . . . . . . . . 193
Program CourtesyTransportation . . . . . . . . . . . 473
Prohibited Fuels . . . . . . . . . . . . . 344
Proposition 65 Warning
California . . . . . . . . . . . . . . . . . . . . . . . . . . 1
Proposition 65 Warning, California . . . 434
Publication Ordering
Information . . . . . . . . . . . . . . . . . . 476
R
Radiator . . . . . . . . . . . . . . . . . . . . . . . . 376
RadioAM-FM Radio . . . . . . . . . . . . . . . . . 171
Data System (RDS) . . . . . . . . . 174
Frequency Statement . . . . . 477
Reception . . . . . . . . . . . . . . . . . . . . . 175
Satellite . . . . . . . . . . . . . . . . . . . . . . . 174
Reading Lamps . . . . . . . . . . . . . . . 162

Cadillac XT6 Owner Manual (GMNA-Localizing-U.S./Canada-16405819) -
2023 - CRC - 3/22/22
INDEX 503
Sunroof . . . . . . . . . . . . . . . . . . . . . . . . . . . 44
Super Cruise . . . . . . . . . . . . . . . . . . 294
Surround VideoRecorder . . . . . . . . . . . . . . . . . . . . . . 341
Surround Vision System . . . 315
Symbols . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 Navigation . . . . . . . . . . . . . . . . . . . . 184
System Airbag . . . . . . . . . . . . . . . . . . . . . . . . . . . . 71
Driver Assistance . . . . . . . . . . 312
Engine Air Filter Life . . . . . . 374
Forward CollisionAlert (FCA) . . . . . . . . . . . . . . . . . 326
Global Positioning . . . . . . . . . . 192
Infotainment . . . . . . . . . . . . . . . . . 481
Night Vision . . . . . . . . . . . . . . . . . 333
Rear Cross Traffic Alert . . . . . . . . . . . . . . . . . . . . . . . . . 325
Roof Rack . . . . . . . . . . . . . . . . . . . . . 114
Surround Vision . . . . . . . . . . . . . 315
T
Tachometer . . . . . . . . . . . . . . . . . . . . 130
Teen Driver . . . . . . . . . . . . . . . . . . . . . 214
Text Telephone (TTY) Users . . . . . . . . . . . . . . . . . . . . . . . . . . 469
Theft-Deterrent Systems . . . . . . . . . . . . . . . . . . . . . . . . 35 Theft-Deterrent
Systems (cont'd)
Immobilizer . . . . . . . . . . . . . . . . . . . . 35
Third Row Seats . . . . . . . . . . . . . . . 59
Time . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 122
Tires . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 400 All-Season . . . . . . . . . . . . . . . . . . . . 401
Buying New Tires . . . . . . . . . . . 419
Chains . . . . . . . . . . . . . . . . . . . . . . . . 424
Changing . . . . . . . . . . . . . . . . . . . . . 426
Compact Spare . . . . . . . . . . . . 433
Designations . . . . . . . . . . . . . . . . 405
Different Size . . . . . . . . . . . . . . . . 421
If a Tire Goes Flat . . . . . . . . . 425
Inspection . . . . . . . . . . . . . . . . . . . . 416
Pressure . . . . . . . . . . . . . . . 408, 410
Pressure Light . . . . . . . . . . . . . . 141
Pressure MonitorOperation . . . . . . . . . . . . . . . . . . . 412
Pressure Monitor System . . . . . . . . . . . . . . . . . . . . . . . 411
Rotation . . . . . . . . . . . . . . . . . . . . . . . 417
Sidewall Labeling . . . . . . . . . . 402
Terminology and
Definitions . . . . . . . . . . . . . . . . . 405
Uniform Tire Quality
Grading . . . . . . . . . . . . . . . . . . . . . . 421 Tires (cont'd)
Wheel Alignment and
Tire Balance . . . . . . . . . . . . . . . 423
Wheel Replacement . . . . . . 423
When It Is Time for New Tires . . . . . . . . . . . . . . . . . . . 418
Winter . . . . . . . . . . . . . . . . . . . . . . . . 402
Top Tier Fuel . . . . . . . . . . . . . . . . . 342
Towing DrivingCharacteristics . . . . . . . . . . . 347
Equipment . . . . . . . . . . . . . . . . . . . 356
General Information . . . . . . 347
Recreational Vehicle . . . . . 438
Trailer . . . . . . . . . . . . . . . . . . . . . . . . . . 351
Trailer Sway
Control (TSC) . . . . . . . . . . . . . 359
Traction Control System(TCS)/StabiliTrak
Light . . . . . . . . . . . . . . . . . . . . . . . . . . 140
Control/Electronic Stability Control . . . . . . . . . . . 276
Off Light . . . . . . . . . . . . . . . . . . . . . . 140
Trademarks and License Agreements . . . . . . . 219
Trailer Sway Control (TSC) . . . . . . . 359