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GMC Acadia (2018) Fuse Box Diagram

avatar Jonathan Yarden Mar 25, 2021 · 5 min. read

In this article you will find a description of fuses and relays GMC, with photos of block diagrams and their locations. Highlighted the cigarette lighter fuse (as the most popular thing people look for).
Get tips on blown fuses, replacing a fuse, and more.

Year of production: 2018

Engine Compartment Fuse Block

The underhood fuse block is in the engine compartment, on the driver side of the vehicle.

GMC Acadia mk2 - fuse box - engine compartment

Fuses Usage
F1 Antilock brake system
F2 Starter 1
F3 DC DC transformer 1
F4 —
F5 —
F6 —
F7 DC DC transformer 2
F8 Starter 3
F9 —
F10 —
F11 —
F12 Front wiper
F13 Starter 2
F14 LED/Automatic headlamp leveling
F15 Rear wiper 1
F16 —
F17 —
F18 Automatic headlamp leveling module
F19 —
F20 —
F21 —
F22 Electronic brake control module
F23 Parking/Trailer lamp
F24 Right trailer stoplamp/Turn signal lamp
F25 Steering column lock
F26 —
F27 Left trailer stoplamp/Turn signal lamp
F28 —
F29 —
F30 Washer pump
F31 Headlamp low-beam right
F32 Headlamp low-beam left
F33 Front fog lamps
F34 Horn
F35 —
F36 Headlamp high-beam left
F37 Headlamp high-beam right
F38 Automatic headlamp leveling motor
F39 Transmission control module 1
F40 Left rear bus electrical center/Ignition
F41 Instrument cluster
F42 Heating, ventilation, and air conditioning
F43 Head-up display
F44 —
F45 —
F46 —
F47 —
F48 Rear wiper 2
F49 Interior rearview mirror/Trailer
F50 Fuel system control module
F51 Heated steering wheel
F52 Air conditioning clutch
F53 Transmission range control module
F54 Coolant pump
F55 —
F56 —
F57 Engine control module/Ignition
F58 Transmission control module/Ignition
F59 Engine control module battery
F60 Transmission control module 2
F61 O2 sensor 1/Aeroshutter
F62 Engine control module – odd
F63 O2 sensor 2
F64 Engine control module – even
F65 Engine control module powertrain 1
F66 Engine control module powertrain 2
F67 Powertrain TRCM
F68 —
F69 —
F70 —
F71 —
F72 —
F73 —
F74 —
F75 —
F76 —
F77 —

Relays Usage
K1 Starter 1
K2 Run/Crank
K3 Starter 3
K4 LED/Automatic headlamps
K5 —
K6 Coolant pump
K7 Engine control module
K8 Air conditioning
K9 —
K10 Starter 2

Instrument Panel Fuse Block

The instrument panel fuse block is inside the center console on the passenger side of the vehicle.

GMC Acadia mk2 - fuse box - instrument panel

Fuses Usage
F1 Body control module 6
F2 Diagnostic link
F3 Electric steering column lock
F4 —
F5 Logistics
F6 Heating, ventilation, and air conditioning
F7 Body control module 3
F8 Head-up display (if equipped)
F9 Right front heated seat
F10 Airbag/Seat belt
F11 Electronic precision shif
F12 Amplifier
F13 Body control module 7
F14 Left front heated seat
F15 Instrument panel switch bank
F16 Sunroof
F17 Body control module 1
F18 Instrument cluster
F19 —
F20 Rear seat entertainment
F21 Body control module 4
F22 Infotainment USB data/Aux jack
F23 Body control module 2
F24 USB charge/Wireless charging module
F25 Parking assist
F27 Video
F28 Heating, ventilation, and air conditioning display
F29 Radio
F30 Steering wheel adjustment controls
F31 Front blower
F32 DC AC inverter
F33 Driver power seat
F34 Passenger power seat
F35 Battery IEC 1 feed
F36 Electric power steering
F37 Rear seat entertainment/USB charge/Wireless charging module
F38 Body control module 8
F39 —


Circuit Breaker Usage
F40 —
F41 —
F42 Auxiliary power outlet/Lighter

Rear Compartment Fuse Block

The rear compartment fuse block is behind a trim panel on the driver side of the rear storage compartment.

GMC Acadia mk2 - fuse box - rear compartment

Fuses Usage
F1 —
F2 Trailer battery 1
F3 Driver seat belt motor
F4 Rear blower
F5 Rear drive control
F6 Passenger seat belt motor
F7 Right window
F8 Rear defogger
F9 Left window
F10 —
F11 Trailer reverse
F12 —
F13 —
F14 —
F15 —
F16 —
F17 Camera
F18 Trailer module
F19 Ventilated seats
F20 —
F21 Trailer connector
F22 —
F23 —
F24 Passenger window switch
F25 —
F26 Trailer brake
F27 Driver seat ventilation/Lumbar
F28 Passive entry/Passive start
F29 —
F30 Canister vent
F31 –
F32 Heated mirrors
F33 —
F34 Liftgate module
F35 Fuel system control module
F36 Passenger seat ventilation/Lumbar
F37 —
F38 Window module
F39 Rear closure
F40 Memory seat module
F41 Automatic occupancy sensor
F42 Trailer battery 2
F43 —
F44 —
F45 Liftgate motor
F46 Rear heated seats
F47 —
F48 Glass break sensor
F49 —
F50 —
F51 —
F52 Active dampening system module
F53 Rear parking aid module/Video/USB
F54 External object calculating/Side blind zone alert
F55 —
F56 Universal garage door-opener/Rain sensor
F57 Theft deterrent system


Circuit Breaker Usage
CB1 —
CB2 —
CB3 Rear auxiliary power outlet


Relay Usage
K1 —
K2 —


WARNING: Terminal and harness assignments for individual connectors will vary depending on vehicle equipment level, model, and market.

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