Cadillac XT4 Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
17180837) - 2024 - CRC - 2/28/23
332 Service and Maintenance
suitable service maintenance intervals for
your vehicle, please contact your
authorized GM Dealer.
Extreme service is for vehicles mainly
driven off-road in four-wheel drive or used
in farming, mining, forestry, or snow
plowing.
Additional Required Services—Severe
Service
Every 72 000 km (45,000 mi)
.Change automatic transmission fluid.
Every 120 000 km (75,000 mi)
.Change rear axle fluid, if equipped with
AWD. Do not directly power wash the
transfer case and/or front/rear axle
output seals. High pressure water can
overcome the seals and contaminate the
transfer case fluid. Contaminated fluid will
decrease the life of the transfer case and/
or axles and should be replaced.
Owner Checks and Services
Every Five Years
.Replace brake fluid every five years. See
Brake Fluid 0273. Every Seven Years
.Replace Air Conditioning Desiccant every
seven years. The air conditioning system
requires maintenance every seven years.
This service requires replacement of the
desiccant to help the longevity and
efficient operation of the air conditioning
system. This service can be complex. See
your dealer.
Multi-Point Vehicle
Inspection (MPVI)
A Multi Point Vehicle Inspection (MPVI)
completed by a GM dealer technician is a
maintenance assessment of your vehicle.
The benefit of the MPVI is to identify and
inform the customer of service items that
require immediate attention and those that
may require attention in the future.
The technician will perform the following
checks on your vehicle. For a complete list
of checks, inspections, and services, see your
dealer.
Some items may not apply to your vehicle
and/or region.
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
Cadillac XT4 Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
17180837) - 2024 - CRC - 2/28/23
334 Service and Maintenance
Recommended Fluids, Lubricants, and Parts
Recommended Fluids and Lubricants
Fluids and lubricants identified below by name or specification, including fluids or lubricants not listed here, can be obtained from your dealer.Usage Fluid/Lubricant
Automatic Transmission DEXRON-VI Automatic Transmission Fluid. Engine Coolant 50/50 mixture of clean, drinkable water and use only DEX-COOL Coolant. See Cooling
System 0268.
Engine Oil Engine oil meeting the dexos1 specification of the proper SAE viscosity grade. ACDelco
dexos1 full synthetic is recommended. See Engine Oil0264.
Hood Latch Assembly, Secondary Latch, Pivots, Spring Anchor, and Release Pawl Lubriplate Lubricant Aerosol or lubricant meeting requirements of NLGI #2, Category LB
or GC-LB.
Hydraulic Brake System DOT 4 Hydraulic Brake Fluid.
Key Lock Cylinders, Hood and Door Hinges Multi-Purpose Lubricant, Superlube. See your dealer. Front Axle/Rear Axle See your dealer.
Transfer Case (All-Wheel Drive) Transfer Case Fluid. See your dealer. Windshield Washer Automotive windshield washer fluid that meets regional freeze protection requirements.
Cadillac XT4 Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
17180837) - 2024 - CRC - 2/28/23
Index 361
Antilock Brake System (ABS) . . . . . . . . . . . . . .187Warning Light . . . . . . . . . . . . . . . . . . . . . . . . . 105
Appearance Care Exterior . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 321
Interior . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 325
Apple CarPlay and Android Auto . . . . . . . . . 148
Assistance Program, Roadside . . . . . . . . . . . . 343
Assistance Systems Advanced . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 223
Automatic EmergencyBraking (AEB) . . . . . . . . . . . . . . . . . . . . . . . . 235
Automatic Parking Assist (APA) . . . . . . . . 228
Blind Zone Alert (SBZA) . . . . . . . . . . . . . . . . 240
Blind Zone Steering (BZSA) . . . . . . . . . . . . 243
Driving . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 233
Forward Collision Alert (FCA) System . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 233
Front Pedestrian Braking (FPB) . . . . . . . . . 238
Lane Change Alert (LCA) . . . . . . . . . . . . . . . 241
Lane Keep Assist (LKA) . . . . . . . . . . . . . . . . . 245
Parking . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 227
Parking and Backing . . . . . . . . . . . . . . . . . . . 224
Rear Cross Traffic Alert (RCTA) . . . . . . . . . 232
Rear Pedestrian Alert . . . . . . . . . . . . . . . . . . 231
Rear Vision Camera (RVC) . . . . . . . . . . . . . . 225
Reverse Automatic Braking (RAB) . . . . . . 230
Surround Vision System . . . . . . . . . . . . . . . 225
Traffic Sign . . . . . . . . . . . . . . . . . . . . . . . . . . . . 243 Audio
Bluetooth . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 138
Auto Stop Indicator . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 110
Automatic Dimming Mirrors . . . . . . . . . . . . . . . . . . . . . . . 28
Door Locks . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
Emergency Braking (AEB) DisabledLight . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 106
Headlamp System . . . . . . . . . . . . . . . . . . . . . 125
Parking Assist (APA) . . . . . . . . . . . . . . . . . . . 228
Transmission . . . . . . . . . . . . . . . . . . . . . . . . . . . . 181
Transmission Fluid . . . . . . . . . . . . . . . . . . . . . 266
Automatic Transmission Manual Mode . . . . . . . . . . . . . . . . . . . . . . . . . 185
Avoiding Untrusted Media Devices . . . . . . . .138
B
Battery
Exterior Lighting Battery Saver . . . . . . . . 129
Power Protection . . . . . . . . . . . . . . . . . . . . . . 129
Battery - North America . . . . . . . . . . . . . 274, 315
Blade Replacement, Wiper . . . . . . . . . . . . . . . 275
Bluetooth Audio . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 138
Overview . . . . . . . . . . . . . . . . . . . . . . . . . . 144, 145
Brake Fluid . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 273 Brake (cont'd)
System Warning Light . . . . . . . . . . . . . . . . . 104
Brakes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 272 Antilock . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 187
Brake Assist . . . . . . . . . . . . . . . . . . . . . . . . . . . 188
Electric Brake Boost . . . . . . . . . . . . . . . . . . . . 187
Electric Parking Brake . . . . . . . . . . . . . . . . . . 187
Braking . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 165 Automatic Emergency (AEB) . . . . . . . . . . . 235
Front Pedestrian (FPB) System . . . . . . . . . 238
Reverse Automatic . . . . . . . . . . . . . . . . . . . . . 230
Break-In, New Vehicle . . . . . . . . . . . . . . . . . . . . . 173
Buckle To Drive . . . . . . . . . . . . . . . . . . . . . . . . . . . 46
Bulb Replacement . . . . . . . . . . . . . . . . . . . . . . . . 278
Back-up Lamps . . . . . . . . . . . . . . . . . . . . . . . . . 278
Front Turn Signal Lamps . . . . . . . . . . . . . . . 278
Headlamp Aiming . . . . . . . . . . . . . . . . . . . . . . 277
Buying New Tires . . . . . . . . . . . . . . . . . . . . . . . . 299
C
Calibration Compass . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 91
California Perchlorate Materials Requirements . . . 261
California Proposition 65 Warning . . . . . 1, 315
Camera Rear Vision (RVC) . . . . . . . . . . . . . . . . . . . . . . 225
Canadian Vehicle Owners . . . . . . . . . . . . . . . . . . .2
Cadillac XT4 Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
17180837) - 2024 - CRC - 2/28/23
364 Index
Engine (cont'd)Power Messages . . . . . . . . . . . . . . . . . . . . . . . . 118
Running While Parked . . . . . . . . . . . . . . . . . . 181
Starting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 175
Entry Lighting . . . . . . . . . . . . . . . . . . . . . . . . . . . 129
Equipment, Towing . . . . . . . . . . . . . . . . . . . . . . 256
Event Data Recorders . . . . . . . . . . . . . . . . . . . . 350
Exit Lighting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 129
Extended Parking . . . . . . . . . . . . . . . . . . . . . . . . 180
Extender, Seat Belt . . . . . . . . . . . . . . . . . . . . . . . . 51
Exterior Lamp Controls . . . . . . . . . . . . . . . . . . . . . . . . . 122
Lamps Off Reminder . . . . . . . . . . . . . . . . . . . 124
Lighting Battery Saver . . . . . . . . . . . . . . . . . 129
F
Filter
Engine Air Cleaner . . . . . . . . . . . . . . . . . . . . . 267
Flash-to-Pass . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .124
Flashers, Hazard Warning . . . . . . . . . . . . . . . . . 127
Flat Tire . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 303 Changing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 310
Floor Mats . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 328
Fluid Automatic Transmission . . . . . . . . . . . . . . . 266
Brakes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 273
Washer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 272
Folding Mirrors . . . . . . . . . . . . . . . . . . . . . . . . . . . .27 Frequency Statement
Radio . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 348
Front Heated and Ventilated Seats . . . . . . . . . . . . 42
Storage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 82
Fuel Additives . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 248
Economy, Driving for Better . . . . . . . . . . . 163
Filling a Portable Fuel Container . . . . . . . 249
Filling the Tank . . . . . . . . . . . . . . . . . . . . . . . . 248
Foreign Countries . . . . . . . . . . . . . . . . . . . . . . 248
Gauge . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 97
Low Fuel Warning Light . . . . . . . . . . . . . . . 109
Management, Active . . . . . . . . . . . . . . . . . . . 180
Prohibited Fuels . . . . . . . . . . . . . . . . . . . . . . . 247
Recommended . . . . . . . . . . . . . . . . . . . . . . . . . 247
Top Tier . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 247
Fuses Engine Compartment Fuse Block . . . . . . . 281
Fuses and Circuit Breakers . . . . . . . . . . . . . 280
Instrument Panel Fuse Block . . . . . . . . . . . 284
G
Garage Door Opener . . . . . . . . . . . . . . . . . . . . . . 119Programming . . . . . . . . . . . . . . . . . . . . . . . . . . . 119
Gas Strut(s) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 277
Gauges
Engine Coolant Temperature . . . . . . . . . . . . 99 Gauges (cont'd)
Engine Oil Pressure . . . . . . . . . . . . . . . . . . . . . 98
Engine Oil Temperature . . . . . . . . . . . . . . . . . 99
Fuel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 97
Odometer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 96
Speedometer . . . . . . . . . . . . . . . . . . . . . . . . . . . 96
Tachometer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 96
Trip Odometer . . . . . . . . . . . . . . . . . . . . . . . . . . 96
Warning Lights and Indicators . . . . . . . . . . 94
Gear Shifting Light . . . . . . . . . . . . . . . . . . . . . . . 105
General Information Service and Maintenance . . . . . . . . . . . . . . 329
Towing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 250
Vehicle Care . . . . . . . . . . . . . . . . . . . . . . . . . . . 261
Global Positioning System (GPS) . . . . . . . . . . 141
Glove Box . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .81
GM Mobility Reimbursement Program . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 343
Guidance Problems with the Route . . . . . . . . . . . . . . 142
H
Hazard Warning Flashers . . . . . . . . . . . . . . . . . 127
Head Restraints . . . . . . . . . . . . . . . . . . . . . . . . . . . .35
Head-Up Display (HUD) . . . . . . . . . . . . . . . . . . . 115
HeadlampsAdaptive Forward Lighting (AFL) . . . . . . . 125
Aiming . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 277
Cadillac XT4 Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
17180837) - 2024 - CRC - 2/28/23
370 Index
SystemAirbag . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 53
Engine Air Filter Life . . . . . . . . . . . . . . . . . . . 267
Global Positioning . . . . . . . . . . . . . . . . . . . . . . 141
Infotainment . . . . . . . . . . . . . . . . . . . . . . . . . . . 351
Roof Rack . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 85
T
Tachometer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 96
Teen Driver . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 152
Text Telephone (TTY) Users . . . . . . . . . . . . . . 342
Theft-Deterrent Systems . . . . . . . . . . . . . . . . . . 26
Immobilizer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
Time . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .91
Tires . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 286 All-Season . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 287
Buying New Tires . . . . . . . . . . . . . . . . . . . . . . 299
Chains . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 303
Changing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 310
Compact Spare . . . . . . . . . . . . . . . . . . . . . . . . 315
Designations . . . . . . . . . . . . . . . . . . . . . . . . . . . 290
Different Size . . . . . . . . . . . . . . . . . . . . . . . . . . 300
If a Tire Goes Flat . . . . . . . . . . . . . . . . . . . . . 303
Inspection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 297
Pressure . . . . . . . . . . . . . . . . . . . . . . . . . . 292, 293
Pressure Light . . . . . . . . . . . . . . . . . . . . . . . . . 108
Pressure Monitor Operation . . . . . . . . . . . 295
Pressure Monitor System . . . . . . . . . . . . . . 294 Tires (cont'd)
Rotation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 297
Sealant and Compressor Kit . . . . . . . . . . . . 304
Sealant and Compressor Kit,
Storing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 310
Sidewall Labeling . . . . . . . . . . . . . . . . . . . . . . 288
Terminology and Definitions . . . . . . . . . . . 290
Uniform Tire Quality Grading . . . . . . . . . . 301
Wheel Alignment and Tire Balance . . . . 302
Wheel Replacement . . . . . . . . . . . . . . . . . . . . 302
When It Is Time for New Tires . . . . . . . . . 298
Winter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 287
Top Tier Fuel . . . . . . . . . . . . . . . . . . . . . . . . . . . . 247
Towing Driving Characteristics . . . . . . . . . . . . . . . . . 250
Equipment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 256
General Information . . . . . . . . . . . . . . . . . . . 250
Recreational Vehicle . . . . . . . . . . . . . . . . . . . 318
Trailer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 253
Trailer Sway Control (TSC) . . . . . . . . . . . . . 258
Traction
Control System (TCS)/ElectronicStability Control Light . . . . . . . . . . . . . . . . 107
Control/Electronic Stability Control . . . . 189
Off Light . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 107
Trademarks and License Agreements . . . . . . 155
Traffic
Sign Assistant . . . . . . . . . . . . . . . . . . . . . . . . . 243 Trailer
Sway Control (TSC) . . . . . . . . . . . . . . . . . . . . 258
Towing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 253
Transmission Automatic . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 181
Fluid, Automatic . . . . . . . . . . . . . . . . . . . . . . . 266
Transportation Program, Courtesy . . . . . . . 345
Transporting
a Disabled Vehicle . . . . . . . . . . . . . . . . . . . . . . 317
Trip Odometer . . . . . . . . . . . . . . . . . . . . . . . . . . . . 96
TTY Users Customer Assistance . . . . . . . . . . . . . . . . . . . 342
Turn and Lane-Change Signals . . . . . . . . . . . . 127
U
Umbrella Storage . . . . . . . . . . . . . . . . . . . . . . . . . 84
Uniform Tire Quality Grading . . . . . . . . . . . . 301
Universal Remote System . . . . . . . . . . . . . . . . . 119 Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 121
Programming . . . . . . . . . . . . . . . . . . . . . . . . . . . 119
Updates
Software . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 135
USB Port . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .138
Using Infotainment System . . . . . . . . . . . . . . . . . . 133
Navigation System . . . . . . . . . . . . . . . . . . . . . 139
This Manual . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2