cooling CADILLAC LYRIC 2023 User Guide

Cadillac Lyriq Owner Manual (GMNA-Localizing-U.S./Canada-15644413) -
2023 - CRC - 2/23/22
378 Service and Maintenance
Some items may not apply to
your vehicle and/or region.
Diagnostics
.OnStar active, if equipped
.Service history/recall check
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
.Electric Drive Unit
.Drive axle
.Transfer case
.Power electronics cooling
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
.Accelerator pedal
.Passenger compartment air
filter, if equipped
.Hoses
.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
.Starter switch
Lubricate
.Chassis components
Owner Checks and
Services
.At least twice a year, have
underbody flushing service
performed. See "Underbody
Maintenance" in Exterior
Care 0364.

Cadillac Lyriq Owner Manual (GMNA-Localizing-U.S./Canada-15644413) -
2023 - CRC - 2/23/22
Technical Data 383
Vehicle Data
Capacities and Specifications
The following approximate capacities are given in metric and English conversions.
Refer to Recommended Fluids and Lubricants0379 for more information.
Application Capacities Metric English
Air Conditioning Refrigerant For the air conditioning system refrigerant
charge type and amount, see the refrigerant label under the hood. See your dealer for more information.
Cooling Systems* 10.8 L 11.4 qt
Wheel Nut Torque 190 Y140 lb ft
All capacities are approximate. When adding, be sure to fill to the approximate level, as
recommended in this manual. Recheck fluid level after filling.
*Cooling systems capacity values are based on the individual cooling system and its components.

Cadillac Lyriq Owner Manual (GMNA-Localizing-U.S./Canada-15644413) -
2023 - CRC - 2/23/22
412 INDEX
CaliforniaPerchlorate Materials
Requirements . . . . . . . . . . . . . 308
California Proposition 65 Warning . . . . . . . . . . . . . . . . 1, 356
Camera Rear Vision (RVC) . . . . . . . . . . 257
Canadian Vehicle Owners . . . . 2
Capacities and Specifications . . . . . . . . . . . . . . . 383
Car Wash Mode . . . . . . . . . . . . . . . .211
Carbon Monoxide
Liftgate . . . . . . . . . . . . . . . . . . . . . . . . . . 21
Winter Driving . . . . . . . . . . . . . . . 201
Cargo Cover . . . . . . . . . . . . . . . . . . . . . . . . . . . 95
Management System . . . . . . 97
Tie-Downs . . . . . . . . . . . . . . . . . . . . . 97
Caution, Danger, and Warning . . . . . . . . . . . . . . . . . . . . . . . . . . 2
Center Console
Storage . . . . . . . . . . . . . . . . . . . . . . . . 95
Chains, Tire . . . . . . . . . . . . . . . . . . . 355
Charge Cord . . . . . . . . . . . . . . . . . . . . . . . . . . . . 291
Charge Cord Connected Light . . . . . . . . . . . . . . . . . . . . . . . . . . . . .114
Charging . . . . . . . . . . . . . . . . . . . . . . . . 123 Charging (cont'd)
Delay Override . . . . . . . . . . . . . 289
Plug-In . . . . . . . . . . . . . . . . . . . . . . . . 285
Status Feedback . . . . . . . . . . 289
System Light . . . . . . . . . . . . . . . . 114
Utility Interruption . . . . . . . . 294
Wireless . . . . . . . . . . . . . . . . . . . . . . . 104
Child Restraints Infants and YoungChildren . . . . . . . . . . . . . . . . . . . . . . . 75
Lower Anchors and Tethers for Children . . . . . . 80
Older Children . . . . . . . . . . . . . . . . 73
Securing . . . . . . . . . . . . . . . . . . 88, 90
Systems . . . . . . . . . . . . . . . . . . . . . . . . 77
Child Safety Locks . . . . . . . . . . . . 20
Circuit Breakers . . . . . . . . . . . . . 325
Cleaning
Exterior Care . . . . . . . . . . . . . . . 364
Interior Care . . . . . . . . . . . . . . . . 369
Climate Control Systems
Dual Automatic . . . . . . . . . . . . . . 185
Clock . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 102
Cluster, Instrument . . . . . . . . . . 108
Collision Damage Repair . . . . . . . . . . . . . . . . . . . . . . . . . 392
Compartment Underhood . . . . . . . . . . . . . . . . . . . 312 Compartments
Storage . . . . . . . . . . . . . . . . . . . . . . . . 94
Compass . . . . . . . . . . . . . . . . . . . . . . . . 102
Connected Services Connections . . . . . . . . . . . . . . . . 407
Diagnostics . . . . . . . . . . . . . . . . . . 409
Navigation . . . . . . . . . . . . . . . . . . . 407
Connections Connected Services . . . . . . 407
Control Traction and
Electronic Stability . . . . . . . 221
Control of a Vehicle . . . . . . . . . 196
Controls Steering Wheel . . . . . . . . . . . . . 152
Convex Mirrors . . . . . . . . . . . . . . . . 28
Cooling . . . . . . . . . . . . . . . . . . . . . . . . . . 185
Cooling System . . . . . . . . . . . . . . . 313
Cornering Lamps . . . . . . . . . . . . . 146
Courtesy Transportation
Program . . . . . . . . . . . . . . . . . . . . . . . 391
Cover Cargo . . . . . . . . . . . . . . . . . . . . . . . . . . . 95
Cruise Control
Adaptive . . . . . . . . . . . . . . . . . . . . . 225
Light . . . . . . . . . . . . . . . . . . . . . . . . . . . . 122
Super . . . . . . . . . . . . . . . . . . . . . . . . . 236

Cadillac Lyriq Owner Manual (GMNA-Localizing-U.S./Canada-15644413) -
2023 - CRC - 2/23/22
414 INDEX
Electrical (cont'd)System Overload . . . . . . . . . . 323
Electrical System Fuses and CircuitBreakers . . . . . . . . . . . . . . . . . . . . 325
Instrument Panel Fuse Block . . . . . . . . . . . . . . . . . . . . . . . . . . 331
Emergency OnStar . . . . . . . . . . . . . . . . . . . . . . . . . 401
Energy Efficiency Driving . . . . . . . . . . . . . . . . . . . . . . . . . 193
Engine
Cooling System . . . . . . . . . . . . . 313
Entry Lighting . . . . . . . . . . . . . . . . . 147
Equipment, Towing . . . . . . . . . 303
Event Data Recorders . . . . . 398
Exit Lighting . . . . . . . . . . . . . . . . . . . 148
Extended Parking . . . . . . . . . . . . 210
Extender, Seat Belt . . . . . . . . . . . 58
Exterior Lamp Controls . . . . . . . . . . . . . . 139
Lamps Off Reminder . . . . . . 142
Lighting Battery Saver . . . 149F
Flash-to-Pass . . . . . . . . . . . . . . . . . . 142
Flashers, Hazard
Warning . . . . . . . . . . . . . . . . . . . . . . . 145
Flat Tire . . . . . . . . . . . . . . . . . . . . . . . . 355
Floor Mats . . . . . . . . . . . . . . . . . . . . . 373
Fluid
Brakes . . . . . . . . . . . . . . . . . . . . . . . . . 316
Washer . . . . . . . . . . . . . . . . . . . . . . . . 314
Folding Mirrors . . . . . . . . . . . . . . . . . 28
Forward
Collision Alert (FCA)System . . . . . . . . . . . . . . . . . . . . . . 270
Frequency Statement
Radio . . . . . . . . . . . . . . . . . . . . . . . . . . 395
Front Heated and VentilatedSeats . . . . . . . . . . . . . . . . . . . . . . . . . . 45
Pedestrian Braking
(FPB) System . . . . . . . . . . . . . . 274
Fuses Fuses and CircuitBreakers . . . . . . . . . . . . . . . . . . . . 325
Instrument Panel Fuse
Block . . . . . . . . . . . . . . . . . . . . . . . . . . 331
Underhood Compartment . . . . . . . . . . . . . 326
G
Garage Door Opener . . . . . . . . 136Programming . . . . . . . . . . . . . . . . 136
Gas Strut(s) . . . . . . . . . . . . . . . . . . . . 321
Gauges Battery . . . . . . . . . . . . . . . . . . . . . . . . 110
Odometer . . . . . . . . . . . . . . . . . . . . . 110
Power Indicator . . . . . . . . . . . . . . 111
Speedometer . . . . . . . . . . . . . . . . 110
Trip Odometer . . . . . . . . . . . . . . 110
Warning Lights andIndicators . . . . . . . . . . . . . . . . . . . 108
General Information Service and
Maintenance . . . . . . . . . . . . . . 375
Towing . . . . . . . . . . . . . . . . . . . . . . . . 295
Vehicle Care . . . . . . . . . . . . . . . . 308
Global Positioning System (GPS) . . . . . . . . . . . . . . . . 165
Glove Box . . . . . . . . . . . . . . . . . . . . . . . . 94
GM Mobility Reimbursement
Program . . . . . . . . . . . . . . . . . . . . . . 388
Guidance
Problems with theRoute . . . . . . . . . . . . . . . . . . . . . . . . . 166