Page 331 of 424

Cadillac Lyriq Owner Manual (GMNA-Localizing-U.S./Canada-15644413) -
2023 - CRC - 2/23/22
330 Vehicle Care
Fuses Usage52 MTR WDW
LIFTER RT
–
Motor Window
Lifter Right
53 FRT WPR
–Front
Wiper
54 TRLR
HEAVYDUTY/
TRLR EUROPE
–
Trailer Battery
55 –
56 FOLD SEAT RT
MTR
–Fold Seat
Right Motor
57 EBCM–
Electronic
Brake Control
Module
58 FRT BLWR MTR
–
Front Blower
Motor
59 –
60 Horn 61 Rear Defog Fuses Usage
62 REAR BLWR MTR
–
Rear Blower
Motor
63 MTR S/ROOF &
SUNSHD
–Motor
Sunroof and
Motor Sunshade
64 PWR SEAT DRVR
–
Power Seat
Driver
65 PWR SEAT PASS
DRVR
–Power
Seat Passenger
Driver
66 CRFM
–
Condenser
Radiator Fan
Module
67 Heated Wiper
68 Spare
69 Spare
70 RELAY’S COIL Fuses Usage
71 REAR HTD/
SEAT 2
–Rear
Heated Seat 2
72 FRT HTD/SEAT 1
–
Front Heated
Seat 1
73 FOLD SEAT LT
MTR
–Fold Seat
Left Motor
74 TRLR INTERFACE
MDL BATT
SOURCE 2
–
Trailer Interface
Module Battery
Source 2
75 Spare
76 Spare 77 Spare
78 TRLR ST/TRN LT
& TRLR RT
–
Trailer Stop Turn
Left and Trailer
Stop Turn Right
Page 332 of 424
Cadillac Lyriq Owner Manual (GMNA-Localizing-U.S./Canada-15644413) -
2023 - CRC - 2/23/22
Vehicle Care 331
Fuses Usage79 REAR HTD/SEAT 1
–
Rear Heated
Seat 1
80 FRT HTD/SEAT 2
–
Front Heated
Seat 2
81 OUT OF PRK
DSBL
–Out of
Park Disable
82 Wash Pump
(Front)
83 Camera Wash
Instrument Panel
Fuse Block
The instrument panel fuse
block is to the right of the
glove box.
To Access the Fuses: 1. Remove the panel, starting at the top.
2. Once the panel clips disengage, the tabs along
the bottom of the door can
disengage from the
instrument panel to remove
the door.
To reinstall the door, place the
bottom tabs into the slots, and
rotate the door into position,
engaging the clips.
See your dealer if additional
assistance is needed.
The vehicle may not be
equipped with all of the fuses
and features shown.
Page 333 of 424

Cadillac Lyriq Owner Manual (GMNA-Localizing-U.S./Canada-15644413) -
2023 - CRC - 2/23/22
332 Vehicle Care
Fuses UsageF1 –
F2 APO/CIGAR LTR –
Auxiliary Power
Outlet Instrument
Panel/Cigar
Lighter
F3 –
F4 USB PORT/APO AC 150W –
Universal Serial
Bus Port/Auxiliary
Power Outlet
Alternating
Current 150W
F5 STRG COL LOCK –RUN/CRANK
Steering
Column Lock
F6 ELM 1– Exterior
Lighting Module 1
F7 AMP-BASE –
Amplifier-Base
F8 RT DR LATCH –
Right Door Latch Fuses Usage
F9 LT DR LATCH –
Left Door Latch
F10 STRG COL POS MDL–Steering
Column Position
Module
F11 ACP 4 –ADAS
Compute
Platform 4
F12 –
F13 EUROPE-TRLR CON & ECP_E/
ECP_S/VICM –
RUN/CRANK
Europe –Trailer
Control and Elec-
trification Control
Processor
(Traction Power
Inverter 1 and 2)/
Vehicle Integration
Control Module
F14 HEADLAMPS –
RUN/CRANK
Headlamps Fuses Usage
F15 HDLP RT –
Headlamp Right
F16 STRG COL/ CLOCK SPRING –
Steering Column
Lock/Clock Spring
F17 SEAT FAN PASS & SEAT FAN
DRVR–RUN/
CRANK Seat Fan
Passenger and
Seat Fan Driver
F18 VCD & SRR –
Virtual Cockpit
Display and Short
Range Radar
Page 334 of 424

Cadillac Lyriq Owner Manual (GMNA-Localizing-U.S./Canada-15644413) -
2023 - CRC - 2/23/22
Vehicle Care 333
Fuses UsageF19 MISC 2 & MISC 1 –
RUN/CRANK
Miscellaneous 2
Switch Bank/
Electronic Toll
Collection/Interior
Particulate Matter
Sensor/Reflective
Light Auxiliary
Display and
Miscellaneous 1
Electronic Brake
Control Module/
Exterior Lighting
Module/Sensing
and Diagnostic
Module/Inside
Rear View Mirror
F20 BCM 1 & VICM –
Body Control
Module 1 and
Vehicle Integration
Control Module Fuses Usage
F21 LRR-RR & EPBS/ ESM–Long
Range Radar –
Rear and Electric
Park Brake
Switch/Electronic
Transmission
Range Select
Shifter Module
F22 VKM/VKBM/AUX JACK & ACP3 –
Virtual Key
Module/Virtual
Key Backup
Module/
Auxiliary Jack
F23 T/LAMP RT & T/ LAMP LT –Tail
Lamp Right and
Tail Lamp Left Fuses Usage
F24 UPA/APA/SBZA & SDM/AOS –
Universal Park
Assist/Automatic
Park Assist/Side
Blind Zone Alert
and Sensing
Diagnostic
Module/Automatic
Occupant Sensing
Module
F25 ACP 2/EOCM_LC/ FCM/MFC & DMS/
CGM/DLC/VDM –
ADAS Compute
Platform 2/
External Object
Calculating
Module/Front
Camera Module/
Multi Function
Control and Driver
Monitoring
System/Central
Gateway Module/
Diagnostic Link
Connector/Vehicle
Data Monitor
Page 335 of 424

Cadillac Lyriq Owner Manual (GMNA-Localizing-U.S./Canada-15644413) -
2023 - CRC - 2/23/22
334 Vehicle Care
Fuses UsageF26 ECP_E_BATT 2/ ACEC & HUD/
HVAC DISPLAY –
Electrification
Control Processor
Battery 2/Air
Condition Electric
Compressor and
Heads-Up Display/
Heating,
Ventilation and Air
Conditioning
Display
F27 BCM 3 –Body
Control Module 3
F28 BCM 2 –Body
Control Module 2
F29 AMP-UPLEVEL –
Amplifier-Uplevel
F30 BCM 4 –Body
Control Module 4 Fuses Usage
F31 VPM/SD CARD/ ILSS/OHC –Video
Processing
Module/SD Card/
Indicator Light and
Solar Sensor/Over
Head Console
F32 HSWM –Heated
Steering Wheel
Module
F33 LRR FR/LIDAR –
Long Range Radar
Front/Light
Detection and
Ranging
F34 ELM 2 –Exterior
Lighting Module 2
F35 HDLP LT –
Headlamp Left
F36 VCU BATT 1 –
Virtual Cockpit
Unit Battery 1
F37 TCP (OnStar) –
Telematics
Communication
Platform Fuses Usage
F38 WCM –Wireless
Charger Module
F39 HI VOLTAGE SYS LCKOUT –High
Voltage System
Lockout
F40 VCU Batt 2 –
Virtual Cockpit
Unit Battery 2
F41 ELM 6 –Exterior
Lighting Module 6
F42 –
Wheels and Tires
Tires
Every new GM vehicle has
high-quality tires made by a
leading tire manufacturer.
See the warranty manual
for information regarding
the tire warranty and
where to get service. For
additional information refer
to the tire manufacturer.
Page 415 of 424

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