2023 GMC Yukon XL Fuses and Fuse Box Operations
The 2023 GMC Yukon XL is a powerhouse on wheels, and for seamless operation, it’s important to comprehend its complex systems, like the fuses and fuse box. The fuse box, which houses a variety of fuses that serve as sentinels to safeguard different circuits throughout the car, is the protector of electrical harmony. These fuses are the unsung heroes of the electrical system, preventing short circuits and overloads while guaranteeing optimal operation of every component. Comprehending this essential element is akin to deciphering the car’s nervous system, enabling you to diagnose problems and maintain this remarkable apparatus operating at peak efficiency.
Fuses and Circuit Breakers
The wiring circuits in the vehicle are protected from short circuits by a combination of fuses and circuit breakers.
This greatly reduces the chance
Danger
Fuses and circuit breakers are marked with their ampere rating. Do not exceed the specified amperage rating when replacing fuses and circuit breakers. Use of an oversized fuse or circuit breaker can result in a vehicle fire. You and others could be seriously injured or killed.
Warning
Installation or use of fuses that do not meet GM’s original fuse specifications is dangerous. The fuses could fail, and result in a fire. You or others could be injured or killed, and the vehicle could be damaged.
See Accessories and Modifications and General Information.
To check or replace a blown fuse, see Electrical System Overload
Engine Compartment Fuse Block
The engine compartment fuse block is in the engine compartment, on the driver side of the vehicle.
Lift the cover to access the fuse block.
Caution
Spilling liquid on any electrical component on the vehicle may damage it. Always keep the covers on any electrical component.
Fuses Usage
- –
- –
- –
- –
- ELM
- Exterior
Lighting Module 7 - ELM 4 – Exterior
Lighting Module 4 - –
- ELM 5 – Exterior
Lighting Module 5 - ELM 6 – Exterior
Lighting Module 6 - Spare
- –
- Washer Front
- Washer Rear
- REC 2 – Rear Electrical
Center 2 - Power Sounder
- Spare
- DC/AC Inverter
- IECR 2
- –
- IECL 2
- EBCM – Electronic Brake
Control Module - REC 1 – Rear Electrical Center 1
- Camera Wash
- Horn
- Headlamp RT – Right
- Headlamp LT – Left
- ELM 3 – Exterior
Lighting Module 3 - ELM 1 – Exterior
Lighting Module 1 - –
- Not R/C
- –
- On Board Diagnostics
(OBD) Body - MISC Body
- Upfitter
- MISC Instrument
Panel (IP) - Trailer Parking Lamps
- Right Taillamp
- Trailer Tow
- Secondary Axle Motor
- Engine Control Module
(ECM) Ignition - OBD Engine
- –
- TCM – Telematics
Control Module - A/C Clutch
- TCCM – Transfer Case
Control Module - Front Wiper
- –
- Left Taillamps
- Trailer Back-up Lamp
- SADS – Semi Active
Damping System - Spare
- Starter Motor
- AFM 1 – Active Fuel
Management 1 - Automatic Lamp Control
(ALC) Main - ICCM/CVS/DEF –
Integrated Chassis
Control Module/Canister - Vent Solenoid/Diesel
Exhaust Fluid - Trailer Brake
- AUX UEC – Auxiliary
Underhood Electrical
Center - Left Cool Fan Motor
- AFM 2 – Active Fuel
Management 2 - Automatic Lamp Control
(ALC) Motor - Starter Pinion
- Cool Fan Motor Lower
- Right Cool Fan Motor/
Lower - Left Trailer Stop
Turn Lamp - TIM 2 – Trailer Interface
Module 2 - DEFC – Diesel Exhaust
Fluid Controller - ELEC RNG BDS
- ECM – Engine Control
Module - –
- Cabin Cool Pump 17W
- Right Trailer Stop
Turn Lamp - TIM 1 – Trailer Interface
Module 1 - FTZM – Fuel Tank Zone
Module - Trailer Battery
- Engine
- ECM – Engine Control Module
- Injector B Even
- 02 B Sensor
- 02 A Sensor
- Injector A Odd
- Engine Control Module
(ECM) Throttle Control
Fuses Usage - Cool Fan Clutch AERO
Shutter
Relays Usage
5 –
18 DC/AC Inverter
23 –Park Lamp
36 Run/Crank
43 Secondary Axle Motor
59 A/C Clutch
64 Starter Motor
70 Starter Pinion
77 Powertrain
Instrument Panel Fuse Block
The right instrument panel fuse block access door is on the passenger side edge of the instrument panel.
Pull off the cover to access the fuse block.
A fuse puller is available on the right instrument panel end cap.
There are relays on the back of the fuse block. To access, press the tabs and remove the fuse block.
The vehicle may not be equipped with all of the fuses, relays, and features shown.
Fuses Usage
- F1 Right Door
- F2 Left Door
- F3 Universal Garage Door
- Opener (UGDO)/OnStar
- Hands-free Calling (OHC)/
- Camera
- F4 BCM 2 – Body Control
- Module 2
- F5 Displays
- F6 Front Blower
- F8 Left Door Panel
F10 Tilt/Column Lock - F11 USB/Data Link
Connector (DLC) - F12 Central Gateway Module
(CGM)/Onstar - F14 Right Door Panel
- F17 Steering Wheel Control
- F18 AVM 1 – Active Vibration
Module 1 - F19 –
- F20 –
Fuses Usage
- F21 –
- F22 Heated Wheel
- F23 –
- F24 –
- F25 Search Engine Optimization
(SEO)/UPFITTER - F26 USB/Search Engine
Optimization (SEO)
Retained Accessory Power (RAP) - F27 Auxiliary Power Outlet
(APO)/Retained Accessory Power - F28 Spare
- F30 SDM/AOS – Sensing and
Diagnostic Module/
Automatic Occupant
Sensing - F31 BCM 3 – Body Control
Module 3 - F32 Center Stack Module
(CSM)/USB - F33 BCM 4 – Body Control Module 4
Fuses Usage
- F34 Out of Park
- F40 –
- F41 –
- F42 Electric Park Brake Switch
- F43 RSE – Road Side Equipment
- F44 AVM 2 – Active Vibration
Module 2 - F45 Radio Module
- F46 BCM 1A – Body Control
Module 1A
- F47 –
- F48 TCM – Telematics Control
Module - F49 BCM 1 – Body Control
Module 1
- F50 DMS – Driver Monitoring
System - F51 –
- F52 –
- F53 –
- F54 Sunroof
Fuses Usage
- F01 RFA – Remote Function
Actuator - F02 WCM – Wireless Charging
Module
- F03 Heated Seat Module Row 1
(Battery 1) - F04 Memory Seat Module (MSM) Driver
- F05 –
- F06 –
- F07 Amp Aux 2 – Amplifier Auxiliary 2
- F08 –
- F09 SEO UPFTR 2 – Search
Engine Optimization Upfitter 2 - F10 Motor Seatbelt Passenger
- F11 Power Folding Seat Row 2
- F12 GBS
- F13 –
- F14 –.
Fuses Usage
- F15 Heated Seat Module Row 1
(Battery 2) - F16 RH CINCH Latch – Right
Hand Cinch Latch - F17 Memory Seat Module
Passenger - F18 Rear Wiper
- F19 Motor Seatbelt Driver
- F20 Rear Defogger
- F21 –
- F22 Rear HVAC Display Control
- F23 EOCM – External Object
Calculation Module - F24 Amp Aux 3 – Amplifier
Auxiliary 3 - F25 OBS DET
- F26 RDCM – Rear Drive Control
Module - F27 Amp Aux 1 – Amplifier
Auxiliary 1 - F28 VPM – Video Processing
Module
Fuses Usage - F29 –
- F30 –
- F31 Amp – Amplifier
- F32 –
- F33 ICCM – Integrated Chassis
Control Module - F34 Heated Seat Module Row 2
- F35 HFCR
- F36 ELM – Exterior Lighting
Module - F37 –
- F38 Power Slide Console
- F39 –
- F40 –
- F41 –
- F42 –
- F43 UPA – Universal Park Assist
- F44 –
Fuses Usage
- F45 AFL AHL – Adaptive
Forward Lighting/ Automatic Headlamp Leveling - F46 Rear HVAC Blower Motor
- F47 LH CINCH Latch – Left Hand Cinch Latch
- F48 Power Seat Recline Module
- F49 Lift Glass
- F50 Driver Power Seat
- F51 Power Liftgate Module
- F52 Passenger Power Seat
Relays Usage
- K53 –
- K54 –
- K55 L/GLASS
FAQs
A fuse guards the car’s electrical circuits by cutting the line in the event of an overload or a short circuit, averting harm or fire.
Yukon XL, consult your owner’s manual. Typically, in order to reach the fuses, a cover must be taken off.
For specific locations and instructions on how to access the fuse boxes in your Yukon XL, consult your owner’s manual. Typically, in order to reach the fuses, a cover must be taken off.
Different fuses with different ratings and sizes may be used by the Yukon XL for different systems. For more information, see the fuse box cover or the owner’s manual.
A blown fuse frequently has a discolored or broken filament visible. To verify continuity, use a multimeter or fuse tester.
No, it isn’t advised. A higher amp fuse could harm the components or circuit it is intended to protect.
When a fuse blows frequently, there may be a deeper problem. To identify and resolve the issue, have the circuit inspected by a qualified technician.
Usually, extra fuses are included with the car. To find out where they are, check the owner’s manual or the fuse box.
Yes, the majority of fuses are made to be easily changed. Seek professional advice instead if you’re unsure or uncomfortable doing it.
Yes, there may be more than one fuse box in the Yukon XL, each one serving a different system—such as the engine, lights, or electronics.
Seek professional assistance or refer to the owner’s manual if you’re having problems identifying a blown fuse.
When working with electrical components, it may be a good idea to disconnect the battery for added safety, though this isn’t always necessary.
Fuses may be affected by extreme moisture or temperatue. To avoid these problems, make sure they are securely seated and shielded.
It’s a good idea to check the fuses if you see problems with the electrical components, but it’s not necessary to check them on a regular basis.
If changing the fuse doesn’t solve the issue, there may be a more serious electrical problem at hand. It is advisable to seek professional assistance for diagnosis and repair in such cases.
Useful Link
View Full PDF: 2023 GMC Yukon XL System Guidelines| Auto User Guide
2023 GMC Yukon XL Instrument Panel Instructions