Buick Enclave (2018 – 2025) fuse and relay

Buick Enclave 2 st generation was produced in 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025. During this time, model received an update. In our post you will find a detailed description of the Buick Enclave 2G fuse and relay boxes with fuse box diagrams, location and photographs. Let’s highlight the fuse responsible for the cigarette lighter.

Buick Enclave 2

The description of the fuses may differ from the one shown and depend on the year of manufacture and the equipment level of your Enclave.

Passenger compartment

Inside the car, the fuse and relay box is located under the instrument panel, on the passenger side.

location

Diagram

Diagram

Assignment

F1Body control module 6
F2Diagnostic link
F3Electric steering column lock
F4Rear USB port
F52021: Rear sunshade / Park/Reverse/Neutral/Drive/Low
F6Heating, ventilation, and air conditioning
F7Body control module 3
F82021: Adaptive front lighting system
F9Right front heated seat
F10Airbag
F112018-2020: Electronic precision shift
F12Amplifier
F13Body control module 7
F14Left front heated seat
F15Not Used
F16Sunroof
F17Communication gateway module
F182018-2020: Instrument cluster
2021: Instrument cluster / Head-up display
F19Body control module 1
F20Wireless charger module
F21Body control module 4
F22Infotainment
F23Body control module 2
F242021: Park/Reverse/Neutral/Drive/Low
F252018-2020: Park assist
2021: Park assist/Shifter interface board
F26Communications integration module
F27Video
F28Radio/Heating, ventilation, and air conditioning display
F29Radio
F30Steering wheel controls
F31Front blower
F32DC AC inverter
F33Driver power seat
F34Passenger power seat
F35Feed/Body control module 4
F36Electric power steering
F37Power outlet/ Wireless charger/ Accessory
F38Body control module 8
F39Steering wheel controls backlighting
F40Not Used (Circuit Breaker)
F41Not Used (Circuit Breaker)
F42Auxiliary power outlet / Lighter

The fuses controlling the cigar lighter and power outlets in the Buick Enclave are as follows: Fuse No. 37 (Power outlet/Wireless charger/Accessory) and Fuse No. 42 (Auxiliary power outlet/Lighter) located in the Passenger compartment fuse box, along with Fuse CB3 (Rear auxiliary power outlet) situated in the Rear compartment fuse box.

Engine compartment

The fuse and relay box is located under the hoodon the right side. To gain access, you must remove the protective cover.

location 2

Diagram

Diagram 1

Designation

F1Antilock brake system pump
F2Starter 1
F3DC DC transformer 1
F4Not Used
F5DC DC transformer 2
F6Not Used
F7Not Used
F8Not Used
F9Vacuum pump
F10Front wiper
F11Not Used
F12Not Used
F13Starter 2
F14Not Used
F15Rear wiper
F20Not Used
F21Not Used
F22Electronic brake control module
F23Parking/Trailer lamps
F24Right trailer stoplamp/Turn signal lamp
F25Steering column lock
F26Not Used
F27Left trailer stoplamp/Turn signal lamp
F28Not Used
F29Not Used
F30Washer pump
F31Not Used
F32Left low-beam headlamp
F33Front fog lamps
F34Horn
F35Not Used
F36Not Used
F37Right low-beam headlamp
F38Automatic headlamp leveling motor
F39Transmission control module
F40Left rear bus electrical center/ Ignition
F41Instrument cluster
F42Heating, ventilation, and air conditioning
F432018-2020: Head-up display
2021: Head-up display/ Reflective light auxiliary display
F44Communication gateway module/ Run/Crank
F45Not Used
F46Not Used
F47Not Used
F48Not Used
F49Interior rearview mirror
F502018-2020: Fuel system control module
2021: Fuel system control module / Shifter interface board / Run/Crank
F51Heated steering wheel
F52Folding seats switch
F532021: Coolant pump
F542018-2020: Coolant pump
F55Air conditioning clutch
F562018-2020: Integrated chassis control module
F57Engine control module/lgnition
F58Transmission control module/ Ignition
F59Engine control module battery
F60Engine control module-even
F61O2 sensor 1/MAF
F62Not Used
F63O2 sensor 2/ Canister/Engine oil/ Turbo
F64Aeroshutter
F65Engine control module powertrain 1
F66Engine control module powertrain 2
F67Engine control module-odd
F68Not Used
F69Not Used
F70Not Used
F71Not Used
F72Not Used
F73Not Used
F74Not Used
F75Not Used
F76Not Used
F77Not Used
Relays
K1Starter 1
K2Run/Crank
K3Vacuum pump
K4Not Used
K5Air conditioning
K62018-2020: Coolant pump
K7Engine control module
K8Folding seats
K9Not Used
K10Starter 2

Luggage compartment

In the luggage compartment, the fuse and relay box is located on the left side.

location 3

Diagram

Diagram 2

Allocation

F1Not Used
F2Trailer
F3Folding seats
F4Rear blower
F5Rear drive control
F6Not Used
F7Right window
F8Rear defogger
F9Left window
F10Not Used
F11Trailer reverse
F12USB port/ Third row seats
F13Not Used
F14Not Used
F15Not Used
F16Not Used
F17Camera
F18Not Used
F192018-2019: Ventilated seats
2020-2021: Ventilated seats / Massage
F24Lumbar
F25Not Used
F26Trailer brake lamps
F272018-2019: Not Used
2020-2021: Massage
F28Passive entry/ Passive start
F29Not Used
F30Canister vent
F31Not Used
F32Heated mirrors
F33USB port/ Second row seats
F34Liftgate module
F352018-2020: Fuel system control module
2021: Fuel system control module / Fuel tank zone module.
F36Not Used
F37Not Used
F38Window module
F39Rear closure
F40Memory seat module
F41Automatic occupancy sensor
F42Not Used
F43Not Used
F44Not Used
F45Liftgate motor
F46Rear heated seats
F47Not Used
F48Not Used
F49Not Used
F50Not Used
F51Not Used
F52Semi-active dampening system module
F53Not Used
F54External object calculating remote system/ Side blind zone alert
F56Universal remote system/ Overhead console
F57Hands free closure release
CB1Not Used (Circuit Breaker)
CB2Not Used (Circuit Breaker)
CB3Rear auxiliary power outlet (Circuit Breaker)
Relays
K1Not Used
K2Not Used

 

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