coolant CADILLAC XT5 2021 Owner's Guide

Cadillac XT5 Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
14590481) - 2021 - CRC - 10/22/20
SERVICE AND MAINTENANCE 375
is reset accidentally, service the
vehicle within 5 000 km (3,000 mi)
since the last service. Reset the oil life
system when the oil is changed. See
Engine Oil Life System0301.
Engine Air Filter Change
When the REPLACE AT NEXT OIL
CHANGE message displays, the engine
air filter should be replaced at the
next engine oil change. When the
REPLACE ENGINE AIR FILTER SOON
message displays, the engine air filter
should be replaced at the earliest
convenience. Reset the engine air
filter life system after the engine air
filter is replaced. See Engine Air Filter
Life System 0302.
Air Conditioning Desiccant
(Replace 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.
Tire Rotation and Required
Services Every 12 000 km
(7,500 mi)
Rotate the tires, if recommended for
the vehicle, and perform the following
services. See Tire Rotation0339.
.Check engine oil level and oil
life percentage. If needed, change
engine oil and filter, and reset oil
life system. See Engine Oil0299 and
Engine Oil Life System 0301.
.Check the air filter life percentage.
If necessary, replace the engine air
filter and reset the engine air filter
life system. See Engine Air Filter Life
System 0302.
.Check engine coolant level. See
Cooling System 0304.
.Check windshield washer fluid level.
See Washer Fluid 0309.
.Check tire inflation pressures. See
Tire Pressure 0331.
.Inspect tire wear. See Tire Inspection
0 338.
.Visually check for fluid leaks.
.Inspect brake system. See Exterior
Care 0364.
.Visually inspect steering,
suspension, and chassis
components for damage, including
cracks or tears in the rubber boots,
loose or missing parts, or signs of
wear at least once a year. See
Exterior Care 0364.
.Inspect power steering for proper
electrical connections, binding,
cracks, chafing, etc.
.Visually inspect halfshafts and
driveshafts for excessive wear,
lubricant leaks, and/or damage
including: tube dents or cracks,
constant velocity joint or universal
joint looseness, cracked or missing
boots, loose or missing boot clamps,
center bearing excessive looseness,
loose or missing fasteners, and axle
seal leaks.
.Check restraint system components.
See Safety System Check 055.
.Visually inspect the fuel system,
including the evaporative (EVAP)
system, for damage or leaks.
Visually check all fuel pipes, vapor
lines, and hoses for proper
attachment, connection, routing,
and condition.

Cadillac XT5 Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
14590481) - 2021 - CRC - 10/22/20
SERVICE AND MAINTENANCE 383
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. Chassis Lubrication Chassis lubricant meeting requirements of NLGI #2, Category LB or GC-LB.
Engine Coolant 50/50 mixture of clean, drinkable water and use only DEX-COOL Coolant. See Cooling System0304.
Engine Oil Engine oil meeting the dexos1 specification of the proper SAE viscosity grade. ACDelco dexos1 full synthetic is recommended. See Engine Oil0299.
Fuel Additive Fuel System Treatment PLUS.
Hood and Door Hinges, Key Lock Cylinder Multi-Purpose Lubricant, See your dealer.
Hydraulic Brake System DOT 3 Hydraulic Brake Fluid.
Power Liftgate Actuator Ball Joint, 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.
Weatherstrip Conditioning Weatherstrip lubricant. See your dealer. Windshield Washer Automotive windshield washer fluid that meets regional freeze protection requirements.

Cadillac XT5 Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
14590481) - 2021 - CRC - 10/22/20
INDEX 415
Child RestraintsInfants and Young Children . . . . . . . 68
Lower Anchors and Tethers
for Children . . . . . . . . . . . . . . . . . . . . . . . 74
Older Children . . . . . . . . . . . . . . . . . . . . . 67
Securing . . . . . . . . . . . . . . . . . . . . . . . . 80, 82
Systems . . . . . . . . . . . . . . . . . . . . . . . . . . . . 70
Circuit Breakers . . . . . . . . . . . . . . . . . . . . . 316
Cleaning Exterior Care . . . . . . . . . . . . . . . . . . . . . . 364
Interior Care . . . . . . . . . . . . . . . . . . . . . . 368
Climate Control Systems Dual Automatic . . . . . . . . . . . . . . . . . . . 201
Rear . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 206
Clock . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 98
Cluster, Instrument . . . . . . . . . . . . . . . . . 102
Collision Damage Repair . . . . . . . . . . . 399
Compact Spare Tire . . . . . . . . . . . . . . . . . 358
Compartments Storage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 86
Compass . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 98
Compressor Kit, Tire Sealant . . . . . . . 347
Connected Services
Connections . . . . . . . . . . . . . . . . . . . . . . . 411
Diagnostics . . . . . . . . . . . . . . . . . . . . . . . . 412
Navigation . . . . . . . . . . . . . . . . . . . . . . . . . 410
Connections Connected Services . . . . . . . . . . . . . . . 411 Control
Traction and Electronic
Stability . . . . . . . . . . . . . . . . . . . . . . . . . . 240
Control of a Vehicle . . . . . . . . . . . . . . . . 211
Controls Steering Wheel . . . . . . . . . . . . . . . . . . . . 142
Convenience Net . . . . . . . . . . . . . . . . . . . . . 91
Convex Mirrors . . . . . . . . . . . . . . . . . . . . . . 29
Coolant
Engine Temperature Gauge . . . . . . 106
Engine Temperature WarningLight . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 114
Cooling . . . . . . . . . . . . . . . . . . . . . . . . .201, 206
Cooling System . . . . . . . . . . . . . . . . . . . . . 304
Cornering Lamps . . . . . . . . . . . . . . . . . . . 136
Courtesy Lamps . . . . . . . . . . . . . . . . . . . . . 136
Courtesy Transportation Program . . . . . . . . . . . . . . . . . . . . . . . . . . . . 398
Cover Cargo . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 88
Coverage Explanations . . . . . . . . . . . . . 168
Cruise Control . . . . . . . . . . . . . . . . . . . . . . . 243
Light . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 116
Cruise Control, Adaptive . . . . . . . . . . . 245
Cupholders . . . . . . . . . . . . . . . . . . . . . . . . . . . 86
Customer Assistance . . . . . . . . . . . . . . . 394 Offices . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 394
Text Telephone (TTY) Users . . . . . 394 Customer Information
Publications Ordering
Information . . . . . . . . . . . . . . . . . . . . . . 401
Customer Satisfaction Procedure . . . . . . . . . . . . . . . . . . . . . . . . . . 392
Cybersecurity . . . . . . . . . . . . . . . . . . . . . . . . 403
D
Damage Repair, Collision . . . . . . . . . . . 399
Danger, Warning, and Caution . . . . . . . . 2
Data Collection Infotainment System . . . . . . . . . . . . . 404
OnStar . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 404
Data Recorders, Event . . . . . . . . . . . . . . 403
Database Coverage Explanations . . . . . . . . . . . . . . . . . . . . . . 168
Daytime Running Lamps (DRL) . . . 134
Defensive Driving . . . . . . . . . . . . . . . . . . . 211
Delayed Locking . . . . . . . . . . . . . . . . . . . . . 17
Destination . . . . . . . . . . . . . . . . . . . . . . . . . . 160
Diagnostics
Connected Services . . . . . . . . . . . . . . . 412
Distracted Driving . . . . . . . . . . . . . . . . . . 210
Dome Lamps . . . . . . . . . . . . . . . . . . . . . . . . 136
Door Ajar Light . . . . . . . . . . . . . . . . . . . . . . . . . 117
Delayed Locking . . . . . . . . . . . . . . . . . . . 17
Locks . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15

Cadillac XT5 Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
14590481) - 2021 - CRC - 10/22/20
416 INDEX
Door (cont'd)Power Locks . . . . . . . . . . . . . . . . . . . . . . . . 17
Drive Belt Routing, Engine . . . . . . . . . 391
Drive Systems All-Wheel Drive . . . . . . . . . . . . . 237, 312
Driver Teen . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 188
Driver Assistance Systems . . . . . . . . . 254
Driver Information Center (DIC) . . . . . . . . . . . . . . . . . . . . . . . 117
Driver Mode Control . . . . . . . . . . . . . . . . 242
Driver Mode Control Light . . . . . . . . . 114
Driving Assistance Systems . . . . . . . . . . . . . . . 264
Better Fuel Economy . . . . . . . . . . . . . 210
Characteristics andTowing Tips . . . . . . . . . . . . . . . . . . . . . 279
Defensive . . . . . . . . . . . . . . . . . . . . . . . . . . 211
Hill and Mountain Roads . . . . . . . . 218
If the Vehicle is Stuck . . . . . . . . . . . . 220
Impaired . . . . . . . . . . . . . . . . . . . . . . . . . . . 211
Loss of Control . . . . . . . . . . . . . . . . . . . . 213
Off-Road . . . . . . . . . . . . . . . . . . . . . . . . . . . 214
Off-Road Recovery . . . . . . . . . . . . . . . . 213
Vehicle Load Limits . . . . . . . . . . . . . . 220
Wet Roads . . . . . . . . . . . . . . . . . . . . . . . . . 217
Winter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 218 Dual Automatic Climate
Control System . . . . . . . . . . . . . . . . . . . . 201
E
Electric Brake Boost . . . . . . . . . . . . . . . . 237
Electric Parking Brake . . . . . . . . . . . . . . 238
Electric Parking Brake Light . . . . . . . 110
Electrical Equipment, Add-On . . . . . 290
Electrical System
Engine Compartment FuseBlock . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 317
Fuses and Circuit Breakers . . . . . . . 316
Instrument Panel Fuse Block . . . . 320
Overload . . . . . . . . . . . . . . . . . . . . . . . . . . . 316
Rear Compartment Fuse
Block . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 323
Emergency
OnStar . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 406
Engine Air Cleaner/Filter . . . . . . . . . . . . . . . . . 303
Check Light (MalfunctionIndicator) . . . . . . . . . . . . . . . . . . . . . . . . 108
Compartment Overview . . . . . . . . . . 296
Coolant Temperature Gauge . . . . . 106
Coolant Temperature Warning Light . . . . . . . . . . . . . . . . . . . 114
Cooling System . . . . . . . . . . . . . . . . . . . 304
Drive Belt Routing . . . . . . . . . . . . . . . . 391 Engine (cont'd)
Exhaust . . . . . . . . . . . . . . . . . . . . . . . . . . . . 231
Heater . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 227
Oil Life System . . . . . . . . . . . . . . . . . . . . 301
Oil Pressure Light . . . . . . . . . . . . . . . . . 115
Overheating . . . . . . . . . . . . . . . . . . . . . . . 308
Power Messages . . . . . . . . . . . . . . . . . . 123
Running While Parked . . . . . . . . . . . 231
Starting . . . . . . . . . . . . . . . . . . . . . . . . . . . . 225
Engine Air Filter Life System . . . . . . 302
Entry Lighting . . . . . . . . . . . . . . . . . . . . . . 137
Equipment, Towing . . . . . . . . . . . . . . . . . 286
Event Data Recorders . . . . . . . . . . . . . . 403
Exit Lighting . . . . . . . . . . . . . . . . . . . . . . . . 137
Extended Parking . . . . . . . . . . . . . . . . . . . 231
Extender, Seat Belt . . . . . . . . . . . . . . . . . . 54
Exterior Lamp Controls . . . . . . . . . . . . 132
Exterior Lamps Off Reminder . . . . . . 134
Exterior Lighting Battery Saver . . . . 138
F
Filter, Engine Air Cleaner . . . . . . . . . . . . . . . . 303
Flash-to-Pass . . . . . . . . . . . . . . . . . . . . . . . . 134
Flashers, Hazard Warning . . . . . . . . . . 135
Flat Tire . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 345 Changing . . . . . . . . . . . . . . . . . . . . . . . . . . 353
Floor Mats . . . . . . . . . . . . . . . . . . . . . . . . . . . 371

Cadillac XT5 Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
14590481) - 2021 - CRC - 10/22/20
INDEX 417
FluidAutomatic Transmission . . . . . . . . . 302
Brakes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 311
Washer . . . . . . . . . . . . . . . . . . . . . . . . . . . . 309
Folding Mirrors . . . . . . . . . . . . . . . . . . . . . . 29
Forward Collision Alert (FCA) System . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 264
Frequency Statement Radio . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 401
Front Pedestrian Braking (FPB) System . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 268
Front Seats Adjustment . . . . . . . . . . . . . . . . . . . . . . . . . 39
Heated and Ventilated . . . . . . . . . . . . 43
Fuel Additives . . . . . . . . . . . . . . . . . . . . . . . . . . 277
Economy, Driving for Better . . . . . 210
Filling a Portable Fuel
Container . . . . . . . . . . . . . . . . . . . . . . . . 279
Filling the Tank . . . . . . . . . . . . . . . . . . . 277
Foreign Countries . . . . . . . . . . . . . . . . . 277
Gauge . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 105
Low Fuel Warning Light . . . . . . . . . 115
Management, Active . . . . . . . . . . . . . . 230
Prohibited Fuels . . . . . . . . . . . . . . . . . . 276
Recommended . . . . . . . . . . . . . . . . . . . . 276
Top Tier . . . . . . . . . . . . . . . . . . . . . . . . . . . 275 Fuses
Engine Compartment Fuse
Block . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 317
Fuses and Circuit Breakers . . . . . . . 316
Instrument Panel Fuse Block . . . . 320
Rear Compartment Fuse Block . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 323
G
Garage Door Opener . . . . . . . . . . . . . . . . 128
Programming . . . . . . . . . . . . . . . . . . . . . . 128
Gas Strut(s) . . . . . . . . . . . . . . . . . . . . . . . . . 314
Gauges
Engine Coolant Temperature . . . . 106
Fuel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 105
Odometer . . . . . . . . . . . . . . . . . . . . . . . . . . 105
Speedometer . . . . . . . . . . . . . . . . . . . . . . 104
Tachometer . . . . . . . . . . . . . . . . . . . . . . . 105
Trip Odometer . . . . . . . . . . . . . . . . . . . . 105
Warning Lights andIndicators . . . . . . . . . . . . . . . . . . . . . . . . 101
General Information Service and Maintenance . . . . . . . . 373
Towing . . . . . . . . . . . . . . . . . . . . . . . . . . . . 279
Vehicle Care . . . . . . . . . . . . . . . . . . . . . . . 293
Global Positioning
System (GPS) . . . . . . . . . . . . . . . . . . . . . . 166
Glove Box . . . . . . . . . . . . . . . . . . . . . . . . . . . . 86 GM Mobility Reimbursement
Program . . . . . . . . . . . . . . . . . . . . . . . . . . . . 395
Guidance Problems with the Route . . . . . . . . . 167
H
Hazard Warning Flashers . . . . . . . . . . 135
HD Radio Technology . . . . . . . . . . . . . . 148
Head Restraints . . . . . . . . . . . . . . . . . . . . . . 38
Head-up Display . . . . . . . . . . . . . . . . . . . . 119
HeadlampsAiming . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 315
Automatic . . . . . . . . . . . . . . . . . . . . . . . . . 134
Bulb Replacement . . . . . . . . . . . . . . . . 315
Daytime Running
Lamps (DRL) . . . . . . . . . . . . . . . . . . . . 134
Flash-to-Pass . . . . . . . . . . . . . . . . . . . . . . 134
High-Beam On Light . . . . . . . . . . . . . . 116
High/Low Beam Changer . . . . . . . . . 134
Lamps On Reminder . . . . . . . . . . . . . . 116
Heated
Rear Seats . . . . . . . . . . . . . . . . . . . . . . . . . . 47
Steering Wheel . . . . . . . . . . . . . . . . . . . . . 94
Heated and Ventilated Front Seats . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43
Heated Mirrors . . . . . . . . . . . . . . . . . . . . . . . 30
Heater
Engine . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 227

Cadillac XT5 Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
14590481) - 2021 - CRC - 10/22/20
418 INDEX
Heating . . . . . . . . . . . . . . . . . . . . . . . . .201, 206
High-Beam On Light . . . . . . . . . . . . . . . . 116
High-Speed Operation . . . . . . . . . . . . . . 333
Hill and Mountain Roads . . . . . . . . . . 218
Hill Start Assist (HSA) . . . . . . . . . . . . . 240
Hood . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 295
Horn . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 95
How to Wear Seat Belts Properly . . . 49
HVAC . . . . . . . . . . . . . . . . . . . . . . . . . . .201, 206
I
If the System Needs Service . . . . . . . 168
Ignition Positions . . . . . . . . . . . . . . . . . . . 224
Immobilizer . . . . . . . . . . . . . . . . . . . . . . . . . . 28
IndicatorPedestrian Ahead . . . . . . . . . . . . . . . . . 113
Vehicle Ahead . . . . . . . . . . . . . . . . . . . . . 112
Infants and Young Children, Restraints . . . . . . . . . . . . . . . . . . . . . . . . . . . 68
Information Publication Ordering . . . . . . . . . . . . . 401
Infotainment System . . . . . . . . . . . . . . . 404
Instrument Cluster . . . . . . . . . . . . . . . . . 102
Instrument Panel Overview . . . . . . . . . . . 4
Interior Rearview Mirrors . . . . . . . . . . . 31
Introduction . . . . . . . . . . . . . . . . . . . . . . 1, 139
J
Jump Starting - North America . . . . 359
K
Keyless Entry Remote (RKE) System . . . . . . . . . . . . . . . 7
Keys . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
L
Labeling, Tire Sidewall . . . . . . . . . . . . . 327
Lamps Cornering . . . . . . . . . . . . . . . . . . . . . . . . . . 136
Courtesy . . . . . . . . . . . . . . . . . . . . . . . . . . . 136
Daytime Running (DRL) . . . . . . . . . . 134
Dome . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 136
Exterior Controls . . . . . . . . . . . . . . . . . . 132
Exterior Lamps Off Reminder . . . . 134
Exterior Lighting BatterySaver . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 138
Malfunction Indicator (Check Engine) . . . . . . . . . . . . . . . . . . . . . . . . . . 108
On Reminder . . . . . . . . . . . . . . . . . . . . . . 116
Reading . . . . . . . . . . . . . . . . . . . . . . . . . . . . 137
Lane Change Alert (LCA) . . . . . . . . . . . 272
Lane Keep Assist (LKA) . . . . . . . . . . . . 274
Lane Keep Assist Light . . . . . . . . . . . . . 112
Lap-Shoulder Belt . . . . . . . . . . . . . . . . . . . . 51
LATCH System Replacing Parts after a Crash . . . . . 80
LATCH, Lower Anchors and Tethers for Children . . . . . . . . . . . . . . . 74 LED Lighting . . . . . . . . . . . . . . . . . . . . . . . . 315
Liftgate . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
Light
Performance Shifting . . . . . . . . . . . . . 111
Lighting Entry . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 137
Exit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 137
Illumination Control . . . . . . . . . . . . . . 136
LED . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 315
Lights Airbag Readiness . . . . . . . . . . . . . . . . . 107
All-Wheel Drive . . . . . . . . . . . . . . . . . . . 112
Antilock Brake System (ABS)
Warning . . . . . . . . . . . . . . . . . . . . . . . . . 111
Brake System Warning . . . . . . . . . . . 110
Charging System . . . . . . . . . . . . . . . . . . 108
Check Engine (Malfunction Indicator) . . . . . . . . . . . . . . . . . . . . . . . . 108
Cruise Control . . . . . . . . . . . . . . . . . . . . . 116
Door Ajar . . . . . . . . . . . . . . . . . . . . . . . . . . 117
Driver Mode Control . . . . . . . . . . . . . . 114
Electric Parking Brake . . . . . . . . . . . . 110
Engine Coolant Temperature Warning . . . . . . . . . . . . . . . . . . . . . . . . . 114
Engine Oil Pressure . . . . . . . . . . . . . . . 115
Flash-to-Pass . . . . . . . . . . . . . . . . . . . . . . 134
High-Beam On . . . . . . . . . . . . . . . . . . . . 116
High/Low Beam Changer . . . . . . . . . 134