Buick Enclave (2017-2022) fuses and relays

This material discusses in detail the fuse diagrams of the Buick Enclave (second generation): 2017, 2018, 2019, 2020, 2021, 2022 release.

Fuses F42 and F37 in the interior fuse box are responsible for the front cigarette lighter and 12V power sockets.

In the luggage compartment


Located in the left side of the trunk, behind the trim panel.


Acceess example.


General view.

Diagram
No. Description
K1 Reserve
K2 Reserve
F1 Reserve
F2 Trailer
F3 Folding seats
F4 Rear blower
F5 Rear drive control
F6 Reserve
F7 Power window (right)
F8 Rear defogger
F9 Power window (left)
F10 Reserve
F11 Trailer reverse
F12 USB port/Third row seats
F13 Reserve
F14 Reserve
F15 Reserve
F16 Reserve
F17 Camera
F18 Reserve
F19 2017-2019: Ventilated seats
2020-2022: Ventilated seats / Massage
F24 Lumbar
F25 Reserve
F26 Trailer brake lamps
F27 2017-2019: Reserve
2020-2022: Massage
F28 Passive entry system / Passive start system
F29 Reserve
F30 Canister vent
F31 Reserve
F32 Heated mirrors
F33 USB port/Second row seats
F34 Liftgate module
F35 2018-2020: Fuel pump fuse
2021-2022: Fuel pump fuse / Fuel tank zone module.
F36 Reserve
F37 Reserve
F38 Window module
F39 Rear closure
F40 Memory seat module
F41 Automatic occupancy sensor
F42 Reserve
F43 Reserve
F44 Reserve
F45 Liftgate motor
F46 Rear heated seats
F47 Reserve
F48 Reserve
F49 Reserve
F50 Reserve
F51 Reserve
F52 Semi-active dampening system module
F53 Reserve
F54
  • External object calculating remote system
  • Side blind zone alert
F56 Universal remote system/Overhead console
F57 Hands free closure release
CB1 Reserve
CB2 Reserve
CB3 Rear auxiliary power outlet / Rear cigar lighter fuse

In the engine compartment


Located on the drives's side of the engine bay, behind the plastic cover.


Access example.

Diagram
No. Description
K1 Starter 1
K2 Run/Crank relay
K3 Vacuum pump relay
K4 Reserve
K5 Air conditioning relay
K6 2017-2020: Coolant pump relay
K7 ECM
K8 Folding seats
K9 Reserve
K10 Starter 2
F1 Antilock brake system (ABS) pump relay
F2 Starter 1
F3 DC DC transformer 1
F4 Reserve
F5 DC DC transformer 2
F6 Reserve
F7 Reserve
F8 Reserve
F9 Vacuum pump
F10 Front wiper
F11 Reserve
F12 Reserve
F13 Starter 2
F14 Reserve
F15 Rear wiper
F20 Reserve
F21 Reserve
F22 Electronic brake control unit
F23 Parking/Trailer lamps
F24
  • Right trailer stop lamp
  • Turn signal lamp
F25 Steering column lock
F26 Reserve
F27
  • Left trailer stop lamp
  • Turn signal lamp
F28 Reserve
F29 Reserve
F30 Washer pump
F31 Reserve
F32 low-beam headlamp (left side)
F33 fog lamps (front)
F34 Horn
F35 Reserve
F36 Reserve
F37 low-beam headlamp (right)
F38 Automatic headlamp leveling motor
F39 Transmission control module
F40 Left rear bus electrical center/ Ignition
F41 Instrument cluster
F42 Heating, ventilation, and air conditioning
F43 2017-2020: Head-up display
2021-2022: Head-up display / Reflective light auxiliary display
F44 Communication gateway module / Run/Crank
F45 Reserve
F46 Reserve
F47 Reserve
F48 Reserve
F49 Interior rearview mirror
F50 2017-2020: Fuel system control module
2021-2022: Fuel system control module / Shifter interface board / Run/Crank
F51 Heated steering wheel
F52 Folding seats switch
F53 2021-2022: Coolant pump
F54 2017-2020: Coolant pump
F55 Air conditioning clutch
F56 2017-2020: Integrated chassis control module
F57 ECM/lgnition
F58 Transmission control module/ Ignition
F59 ECM battery
F60 ECM-even
F61 O2 sensor 1/MAF
F62 Reserve
F63 O2 sensor 2/ Canister/Engine oil/ Turbo
F64 Aeroshutter
F65 ECM powertrain 1
F66 ECM powertrain 2
F67 ECM-odd
F68 Reserve
F69 Reserve
F70 Reserve
F71 Reserve
F72 Reserve
F73 Reserve
F74 Reserve
F75 Reserve
F76 Reserve
F77 Reserve

In the passenger compartment


Fuse box located on the passenger's side inside the center console, behind the cover.


Access example.

Diagram
No. Description
F1 BCM 6
F2 Diagnostic link connector
F3 Electric steering column lock
F4 Rear USB port
F5 2021-2022: Rear sunshade / Park/Reverse/Neutral/Drive/Low
F6 Heating, ventilation, and air conditioning
F7 BCM 3
F8 2021-2022: Adaptive front lighting system
F9 Seat Heater (Right front)
F10 Airbags
F11 2017-2020: Electronic precision shift
F12 Audio Amplifier
F13 BCM 7
F14 Left front heated seat
F15 Reserve
F16 Moonroof
F17 Communication gateway module
F18 2017-2020: Instrument cluster
2021-2022: Instrument cluster / Head-up display
F19 BCM 1
F20 Wireless charger module
F21 BCM 4
F22 Infotainment
F23 BCM 2
F24 2021-2022: Park/Reverse/Neutral/Drive/Low
F25 2017-2020: Park assist
2021-2022: Park assist/Shifter interface board
F26 Communications integration module
F27 Video
F28 Radio/Heating, ventilation, and air conditioning display
F29 Radio
F30 Steering wheel controls
F31 Front blower
F32 DC AC inverter
F33 Driver power seat
F34 Passenger power seat
F35 Feed/BCM 4
F36 Electric power steering
F37
  • 12V Power outlet
  • Buick Enclave cigarette lighter
  • Wireless charger
  • Accessory
F38 BCM 8
F39 Steering wheel controls backlighting
F40 Reserve
F41 Reserve
F42 Auxiliary power outlet / Cigar lighter fuse
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