Cadillac CT5 Owner Manual (GMNA-Localizing-U.S./Canada-16500419) -
2023 - CRC - 5/6/22
476 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 ULV Automatic Transmission Fluid.
Engine Coolant 50/50 mixture of clean, drinkable water and use only DEX-COOL Coolant. See
Cooling System 0392.
Engine Oil –2.0L L4 Turbo (LSY) and
3.0L V6 Twin Turbo (LGY) Engines Engine oil meeting the dexos1 specification of the proper SAE viscosity grade.
ACDelco dexos1 full synthetic is recommended. See Engine Oil
0383.
Engine Oil –6.2L V8 (LT4) Engine Engine oil meeting the dexosR specification of the proper SAE viscosity grade.
Mobil 1 dexosR full synthetic is recommended. See Engine Oil 0383.
Hood Latch Assembly, Secondary Latch, Pivots, Spring Anchor, and Release Pawl 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.
Manual Transmission DEXRON III Automatic Transmission Fluid.
Rear Axle/Front Axle (All-Wheel Drive) See your dealer. Transfer Case (All-Wheel Drive) See your dealer.
Windshield Washer Automotive windshield washer fluid that meets regional freeze protection
requirements.
Cadillac CT5 Owner Manual (GMNA-Localizing-U.S./Canada-16500419) -
2023 - CRC - 5/11/22
INDEX 513
C
CalibrationCompass . . . . . . . . . . . . . . . . . . . . . . 107
California Perchlorate Materials
Requirements . . . . . . . . . . . . . 374
California Proposition 65 Warning . . . . . . . . . . . . . . . . 1, 452
Camera Rear Vision (RVC) . . . . . . . . . 336
Canadian Vehicle Owners . . . . 2
Capacities and Specifications . . . . . . . . . . . . . . . 482
Carbon Monoxide
Engine Exhaust . . . . . . . . . . . . . 276
Trunk . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
Winter Driving . . . . . . . . . . . . . . 259
Cargo Tie-Downs . . . . . . . . . . . . . . . . . . . . 102
Caution, Danger, and Warning . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Center Console Storage . . . . . . . . . . . . . . . . . . . . . . . 101
Chains, Tire . . . . . . . . . . . . . . . . . . . 442
Charging
System Light . . . . . . . . . . . . . . . . 124
Wireless . . . . . . . . . . . . . . . . . . . . . . . 109 Check Engine Light
(Malfunction Indicator) . . . . 125
Child Restraints Infants and YoungChildren . . . . . . . . . . . . . . . . . . . . . . . . 81
Lower Anchors and Tethers for Children . . . . . . 87
Older Children . . . . . . . . . . . . . . . . 79
Securing . . . . . . . . . . . . . . . . . . 94, 96
Systems . . . . . . . . . . . . . . . . . . . . . . . . 83
Child Safety Locks . . . . . . . . . . . . 22
Circuit Breakers . . . . . . . . . . . . . . .411
Cleaning
Exterior Care . . . . . . . . . . . . . . . 457
Interior Care . . . . . . . . . . . . . . . . 463
Climate Control Systems
Dual Automatic . . . . . . . . . . . . . 233
Clock . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 108
Cluster, Instrument . . . . . 113, 115
Clutch, Hydraulic . . . . . . . . . . . . 388
Collision Damage Repair . . . . . . . . . . . . . . . . . . . . . . . . . 493
Compartments Storage . . . . . . . . . . . . . . . . . . . . . . . 100
Compass . . . . . . . . . . . . . . . . . . . . . . . . 107
Competitive
Driving Mode . . . . . . . . . . . . . . . . 299
Composite Materials . . . . . . . 266 Compressor Kit, Tire
Sealant . . . . . . . . . . . . . . . . . . . . . . . . 444
Connected Services Connections . . . . . . . . . . . . . . . . 509
Diagnostics . . . . . . . . . . . . . . . . . . . 510
Navigation . . . . . . . . . . . . . . . . . . . 508
Connections
Connected Services . . . . . . 509
Control Traction andElectronic Stability . . . . . . . 291
Control of a Vehicle . . . . . . . . 243
Controls Steering Wheel . . . . . . . . . . . . . 165
Convex Mirrors . . . . . . . . . . . . . . . . 32
Coolant EngineTemperature
Gauge . . . . . . . . . . . . . . . . . . 121, 122
Engine Temperature Warning Light . . . . . . . . . . . . . . 131
Cooling . . . . . . . . . . . . . . . . . . . . . . . . . 233
Cooling System . . . . . . . . . . . . . . 392
Cornering Lamps . . . . . . . . . . . . . 156
Courtesy Lamps . . . . . . . . . . . . . . 157
Courtesy Transportation
Program . . . . . . . . . . . . . . . . . . . . . . 492
Cadillac CT5 Owner Manual (GMNA-Localizing-U.S./Canada-16500419) -
2023 - CRC - 5/11/22
INDEX 515
E
ElectricBrake Boost . . . . . . . . . . . . . . . . . . 287
Parking Brake . . . . . . . . . . . . . . 288
Parking Brake Light . . . . . . . 128
Electrical Equipment, Add-On . . . . . . . . 372
System Overload . . . . . . . . . . 409
Electrical System Engine Compartment
Fuse Block . . . . . . . . . . . . . . . . . . 412
Fuses and Circuit Breakers . . . . . . . . . . . . . . . . . . . . . 411
Instrument Panel Fuse
Block . . . . . . . . . . . . . . . . . . . . . . . . . . 414
Rear Compartment Fuse Block . . . . . . . . . . . . . . . . . . 416
Emergency OnStar . . . . . . . . . . . . . . . . . . . . . . . . 502
Engine Air Cleaner/Filter . . . . . . . . . . 389
Air Filter Life System . . . . . 389
Check Light(Malfunction
Indicator) . . . . . . . . . . . . . . . . . . . . 125
Compartment Overview . . . . . . . . . . . . . . . . . . . 378 Engine (cont'd)
Coolant
Temperature
Gauge . . . . . . . . . . . . . . . . . . 121, 122
Coolant Temperature Warning Light . . . . . . . . . . . . . . 131
Cooling System . . . . . . . . . . . . 392
Drive Belt Routing . . . . . . . . . 484
Exhaust . . . . . . . . . . . . . . . . . . . . . . . 276
Heater . . . . . . . . . . . . . . . . . . . . . . . . . 272
Oil Life System . . . . . . . . . . . . . 386
Oil Pressure Light . . . . . . . . . . 134
Overheating . . . . . . . . . . . . . . . . . 398
Power Messages . . . . . . . . . . . 148
Running While Parked . . . . 276
Starting . . . . . . . . . . . . . . . . . . . . . . 269
Entry Lighting . . . . . . . . . . . . . . . . . 158
Equipment, Towing . . . . . . . . . . 371
Event Data Recorders . . . . . 499
Exit Lighting . . . . . . . . . . . . . . . . . . . 158
Extended Parking . . . . . . . . . . . .275
Extender, Seat Belt . . . . . . . . . . . 64
Exterior Lamp Controls . . . . . . . . . . . . . . 152
Lamps Off Reminder . . . . . . 154
Lighting BatterySaver . . . . . . . . . . . . . . . . . . . . . . . . . 160
F
FilterEngine Air Cleaner . . . . . . . . 389
Flash-to-Pass . . . . . . . . . . . . . . . . . . 154
Flashers, Hazard Warning . . . . . . . . . . . . . . . . . . . . . . . 156
Flat Tire . . . . . . . . . . . . . . . . . . . . . . . . 443
Floor Mats . . . . . . . . . . . . . . . . . . . . . 467
Fluid Automatic
Transmission . . . . . . . . . . . . . . 388
Brakes . . . . . . . . . . . . . . . . . . . . . . . . 404
Washer . . . . . . . . . . . . . . . . . . . . . . . 399
Folding Mirrors . . . . . . . . . . . . . . . . . 33
Forward
Collision Alert (FCA)System . . . . . . . . . . . . . . . . . . . . . . 346
Frequency Statement Radio . . . . . . . . . . . . . . . . . . . . . . . . . . 496
Front Heated and VentilatedSeats . . . . . . . . . . . . . . . . . . . . . . . . . . . 51
Pedestrian Braking (FPB) System . . . . . . . . . . . . . . 351
Fuel Additives . . . . . . . . . . . . . . . . . . . . . 362
Economy, Driving forBetter . . . . . . . . . . . . . . . . . . . . . . . . 241
Cadillac CT5 Owner Manual (GMNA-Localizing-U.S./Canada-16500419) -
2023 - CRC - 5/11/22
516 INDEX
Fuel (cont'd)Filling a Portable Fuel
Container . . . . . . . . . . . . . . . . . . 364
Filling the Tank . . . . . . . . . . . . . 362
Foreign Countries . . . . . . . . . . 361
Gauge . . . . . . . . . . . . . . . . . . . . . . . . . . 120
Low Fuel Warning Light . . . . . . . . . . . . . . . . . . . . . . . . . . 134
Management, Active . . . . . . . 275
Prohibited Fuels . . . . . . . . . . . . 361
Recommended . . . . . . . 360, 361
Top Tier . . . . . . . . . . . . . . . . . . . . . . 360
Fuses Engine CompartmentFuse Block . . . . . . . . . . . . . . . . . . 412
Fuses and Circuit
Breakers . . . . . . . . . . . . . . . . . . . . . 411
Instrument Panel Fuse Block . . . . . . . . . . . . . . . . . . . . . . . . . . 414
Rear Compartment Fuse Block . . . . . . . . . . . . . . . . . . 416
G
Garage Door Opener . . . . . . . . 148
Programming . . . . . . . . . . . . . . . . 148
Gas Strut(s) . . . . . . . . . . . . . . . . . . . 408 Gauges
Engine Coolant
Temperature . . . . . . . . . 121, 122
Fuel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 120
Odometer . . . . . . . . . . . . . . . . . . . . . 119
Speedometer . . . . . . . . . . . . . . . . 119
Tachometer . . . . . . . . . . . . . . . . . . 120
Trip Odometer . . . . . . . . . . . . . . 119
Warning Lights and Indicators . . . . . . . . . . . . . . . . . . . . 112
General Information
Service andMaintenance . . . . . . . . . . . . . . 469
Towing . . . . . . . . . . . . . . . . . . . . . . . . 364
Vehicle Care . . . . . . . . . . . . . . . . 374
Global Positioning
System (GPS) . . . . . . . . . . . . . . . . .191
Glove Box . . . . . . . . . . . . . . . . . . . . . . .100
GM Mobility Reimbursement
Program . . . . . . . . . . . . . . . . . . . . . . 489
Guidance Problems with theRoute . . . . . . . . . . . . . . . . . . . . . . . . . 192
H
Hazard WarningFlashers . . . . . . . . . . . . . . . . . . . . . . . 156
HD Radio Technology . . . . . . . . 171
Head Restraints . . . . . . . . . . . . . . . 43
Head-Up Display (HUD) . . . . . 143
Headlamps Aiming . . . . . . . . . . . . . . . . . . . . . . . . 409
Automatic . . . . . . . . . . . . . . . . . . . . . 155
Daytime RunningLamps (DRL) . . . . . . . . . . . . . . . 154
Flash-to-Pass . . . . . . . . . . . . . . . . 154
High-Beam On Light . . . . . . . 135
High/Low Beam Changer . . . . . . . . . . . . . . . . . . . . . 154
Lamps On Reminder . . . . . . . 135
Heated Mirrors . . . . . . . . . . . . . . . . . . . . . . . . . . 34
Steering Wheel . . . . . . . . . . . . . 105
Ventilated Front Seats . . . . . 51
Heater Engine . . . . . . . . . . . . . . . . . . . . . . . . . 272
Heating . . . . . . . . . . . . . . . . . . . . . . . . . 233
High-Beam On Light . . . . . . . . . 135
High-Speed Operation . . . . . 429
Hill and Mountain Roads . . . . . . . . . . . . . . . . . . . . . . . . . 258
Cadillac CT5 Owner Manual (GMNA-Localizing-U.S./Canada-16500419) -
2023 - CRC - 5/11/22
518 INDEX
Lights (cont'd)Antilock Brake System
(ABS) Warning . . . . . . . . . . . . . 128
Automatic Emergency Braking (AEB)
Disabled . . . . . . . . . . . . . . . . . . . . . 130
Automatic
Vehicle Hold . . . . . . . . . . . . . . . . 129
Brake System Warning . . . 127
Charging System . . . . . . . . . . . 124
Check Engine (Malfunction
Indicator) . . . . . . . . . . . . . . . . . . . . 125
Cruise Control Light . . . . . . . 135
Door Ajar . . . . . . . . . . . . . . . . . . . . . . 136
Driver Mode Control . . . . . . . 132
Electric Parking Brake . . . . 128
Engine Coolant Temperature
Warning . . . . . . . . . . . . . . . . . . . . . 131
Engine Oil Pressure . . . . . . . . 134
Gauges and Indicators . . . . . 112
High-Beam On . . . . . . . . . . . . . . . 135
Lane Keep Assist . . . . . . . . . . . 129
Low Fuel Warning . . . . . . . . . . 134
Performance Shifting . . . . . 129
Seat Belt Reminders . . . . . . 122
Security . . . . . . . . . . . . . . . . . . . . . . . 135 Lights (cont'd)
Service Electric
Parking Brake . . . . . . . . . . . . . . 128
StabiliTrak OFF . . . . . . . . . . . . . 131
Tire Pressure . . . . . . . . . . . . . . . . 133
Traction Control System
(TCS)/StabiliTrak . . . . . . . . . . 131
Traction Off . . . . . . . . . . . . . . . . . . 130
Limited-Slip Differential . . . 302
Lock Steering Column . . . . . . . . . . . . . . 31
Locks Automatic Door . . . . . . . . . . . . . . . 21
Delayed Locking . . . . . . . . . . . . . . 21
Door . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
Lockout Protection . . . . . . . . . 22
Power Door . . . . . . . . . . . . . . . . . . . . 21
Safety . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
Loss of Control . . . . . . . . . . . . . . 245
Low Fuel Warning Light . . . . 134
Low-Profile Tires . . . . . . . . . . . . . 421
Lower Anchors and Tethers for Children
(LATCH System) . . . . . . . . . . . . . 87
Lumbar Adjustment . . . . . . . . . . 46
Front Seats . . . . . . . . . . . . . . . . . . . 46M
MaintenanceRecords . . . . . . . . . . . . . . . . . . . . . . 479
Maintenance Schedule . . . . . 471 Recommended Fluids
and Lubricants . . . . . . . . . . . 476
Malfunction Indicator Lamp . . . . . . . . . . . . . . 125
Manual Mode . . . . . . . . . . . . . . . . . . . . . . . . . . 282
Transmission . . . . . . . . . . . . . . . 283
Transmission Fluid . . . . . . . . 388
Map Data Updates . . . . . . . . . . . 192
Maps . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 182
Massage Seats . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47
Matching Active Rev . . . . . . . . . . . . . . . . . . . 286
Media
Avoiding UntrustedDevices . . . . . . . . . . . . . . . . . . . . . . 174
Memory Seats . . . . . . . . . . . . . . . . . . 48
Messages Engine Power . . . . . . . . . . . . . . . 148
Vehicle . . . . . . . . . . . . . . . . . . . . . . . . . 147
Vehicle Speed . . . . . . . . . . . . . . . 148