GMC Acadia (II; 2016 - 2019) fuses and relays

This material discusses in detail the fuse diagrams of the GMC Acadia (second generation): 2016, 2017, 2018, 2019 model year.

Circuit breaker #CB3 in the luggage compartment and fuse #F42 in the passenger compartment are responsible for the cigar ligter and 12V power outlets.

In the engine compartment


Fuse box located on the driver side, behind the plastic cover.


Access example.

Diagram
Name Description
Relays
K1 Starter #1
K2 Run/Crank Relay
K3 Starter #3
K4 LED/Automatic headlamps
K5 Empty
K6 Coolant pump
K7 Engine control module
K8 Air conditioning relay
K9 Empty
K10 Starter #2
Fuses
F1 Antilock brake system (ABS)
F2 Starter #1
F3 DC DC inverter #1
F4 Empty
F5 Empty
F6 Empty
F7 DC DC inverter #2
F8 Starter #3
F9 Empty
F10 Empty
F11 Empty
F12 Front wiper
F13 Starter #2
F14 LED/Automatic headlamp leveling
F15 Rear wiper #1
F16 Empty
F17 Empty
F18 Automatic headlamp leveling unit
F19 Empty
F20 Empty
F21 Empty
F22 Electronic brake control unit
F23 Parking/Trailer lamp
F24
  • Right trailer stoplamp
  • Right Turn signal lamp
F25 Steering column lock
F26 Empty
F27
  • Left trailer stoplamp
  • Left Turn signal lamp
F28 Empty
F29 Empty
F30 Washer pump
F31 Right Headlamp low-beam  
F32 Left Headlamp low-beam  
F33 Front fog lamps
F34 Horn
F35 Empty
F36 Left Headlamp high-beam
F37 Rright Headlamp high-beam
F38 Automatic headlamp leveling motor
F39 Transmission control module #1 (TCM)
F40 Left rear bus electrical center/lgnition
F41 Instrument cluster
F42 Heating, ventilation, and air conditioning (A/C)
F43 Head-up display
F44 Empty
F45 Empty
F46 Empty
F47 Empty
F48 Rear wiper #2
F49 Interior rearview mirror/Trailer
F50 Fuel system control module
F51 Steering wheel heater
F52 Air conditioning clutch
F53 Transmission range control module
F54 Coolant pump
F55 Empty
F56 Empty
F57 Engine control module/lgnition
F58 Transmission control module/lgnition
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 (ECM) - even
F65 Engine control module (ECM) powertrain 1
F66 Engine control module (ECM) powertrain 2
F67 Powertrain TRCM
F68 Empty
F69 Empty
F70 Empty
F71 Empty
F72 Empty
F73 Empty
F74 Empty
F75 Empty
F76 Empty
F77 Empty

In the luggage compartment


Located on the left side of the trunk, Remove wingnut and then panel for access.


General view of the fuse box.

Diagram
No. Description
F1 Empty
F2 Trailer battery #1
F3 Driver seat belt motor
F4 Rear blower
F5 Rear drive control
F6 Passenger seat belt motor
F7 Window right
F8 Rear defogger
F9 Window left side
F10 Empty
F11 Trailer reverse
F12 Empty
F13 Empty
F14 Empty
F15 Empty
F16 Empty
F17 Camera
F18 Trailer module
F19 Ventilated seats
F20 Empty
F21 Trailer connector
F22 Empty
F23 Empty
F24 Passenger window switch
F25 Empty
F26 Trailer brake
F27 Driver seat ventilation/Lumbar
F28 Passive entry/start system
F29 Empty
F30 Canister vent
F31 Empty
F32 Mirrors heater
F33 Empty
F34 Liftgate module
F35 Fuel system control module
F36 Passenger seat ventilation/Lumbar
F37 Empty
F38 Window module
F39 Rear closure
F40 Memory seat module
F41 Automatic occupancy sensor
F42 Trailer battery #2
F43 Empty
F44 Empty
F45 Liftgate motor
F46 Rear seats heater
F47 Empty
F48 Glass break sensor
F49 Empty
F50 Empty
F51 Empty
F52 Active dampening system module
F53 Rear parking aid module / Video / USB Socket
F54 External object calculating / Side blind zone alert
F55 Empty
F56 Universal garage door-opener/Rain sensor
F57 Theft deterrent system
CB1 Empty
CB2 Empty
CB3
  • Rear auxiliary power outlet
  • GMC Acadia rear cigarette lighter
K1 Empty
K2 Empty

In the passenger compartment


Fuse box located behind the plastic panel inside the center console on the passenger side.


Access example.

Diagram
No. Description
F1 Body control module (BCM) #6
F2 Diagnostic link (DLC)
F3 Electric steering column lock
F4 Empty
F5 Logistics
F6 HVAC
F7 Body control module (BCM) #3
F8 Head-up display
F9 Right front seat heater
F10 Airbag system
F11 Electronic transmission range system
F12 Audio Amplifier
F13 Body control module (BCM) 7
F14 Left front seat heater
F15 Instrument panel switch bank
F16 Moonroof
F17 Body control module (BCM) #1
F18 Instrument cluster
F19 Empty
F20 Rear seat entertainment
F21 Body control module (BCM) #4
F22 Infotainment
F23 Body control module (BCM) #2
F24 USB charge/Wireless charging module
F25 Parking assist
F26 CIM
F27 Empty
F28 HVAC display
F29 Radio
F30 Steering wheel controls
F31 Blower front
F32 AC/DC 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 (BCM) #8
F39 Empty
F40 Empty
F41 Empty
F42
  • Auxiliary 12V power outlet
  • Cigarette Lighter Fuse
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