GMC Terrain (2018 – 2022) – fuse box diagram

GMC Terrain (2018 – 2022) – fuse box diagram

Year of production: 2018, 2019, 2020, 2011, 2022

Engine Compartment Fuse Block

The engine compartment fuse box is located on the driver side of the engine compartment.

GMC Terrain - fuse box diagram - engine compartment
GMC Terrain – fuse box diagram – engine compartment
Usage
F01 Starter 1
F02 Starter 2
F03 Lambda sensor 1
F04 Engine control module
F05 2018-2020: FlexFuel sensor
2021: FlexFuel sensor/Aero shutter
2022: Aero Shutter/ Water Pump
F06 Transmission control module
F07
F08 2018-2021: Engine control module
F09 Air conditioning clutch
F10 Canister vent solenoid
F11 Fuel system
F12 Front heated seats
F13 Afterboil pump
F14
F15 Lambda sensor 2
F16 2018: Fuel injectors-odd
2019-2022: Ignition coils
F17 2018: Fuel injectors – even.
2019-2022: Engine control module
F18 2018-2020: Selective catalytic reduction module (diesel only)
2022: Engine Control Module
F19 NOx soot sensor (diesel only)
F20 DC DC converter 2
F21 Shift control
F22 Antilock brake pump
F23 2018: Front washer.
2019-2022: Front/Rear washer pump
F24
F25 -/Diesel fuel heater (diesel only)
F26
F27 Antilock brake valves
F28 LD trailer
F29 Rear window defogger
F30 Mirror defroster
F31
F32 Variable functions
F33
F34 Horn
F35 2018: Vacuum pump.
F36 2018-2021: Right high-beam headlamp
2022: Headlamps / Daytime Running Lamps Right
F37 2018-2021: Left high-beam headlamp
F38 Automatic headlamp leveling
F39 2018-2021: Fog lamps
F40
F41 Transmission range control module
F42 Motorized headlamp
F43 2018: Fuel pump.
2019-2022: Not Used
F44 Interior rearview mirror
F45 2018: Canister vent solenoid.
2019-2022: Passenger side ventilated seat
F46 Driver side Ventilated Seat
F47 Steering column lock assembly
F48 Rear wiper
F49
F50 Heated steering wheel
F51 2018: Right headlamp.
2019-2021: Right daytime running lamp
F52 Engine control module/ Transmission control
F53
F54 2018: Front wiper.
F55 Front wiper speed/ Control
F56
F57 2018: Left headlamp.
2019-2021: Left daytime running lamp
2022: Headlamps / Daytime Running Lamps Left
Relays
K01 Starter solenoid
K02 Air conditioning control
K03 2019-2022: Engine control module
K04 Wiper control
K05 Starter Solenoid / Starter pinion
K06 -/Fuel heater (diesel only)
K07
K08
K09 Wiper speed
K10
K11
K12 2018-2021: High-beam headlamps
2022: Headlamps / Daytime Running Lamps Right
K13 2018-2021: Headlamps / Daytime running lamps
2022: Headlamps / Daytime Running Lamps Left
K14 Run/Crank
K15 Rear window defogger
*K16 Horn
*K17 Selective catalytic reduction (diesel only)
*K18 Fog lamps
*K19 Coolant pump
*K20
*K21 Rear washer
*K22 Front washer
*K23 Wiper control
* PCB relays are not serviceable.

 

Instrument Panel Fuse Block

The instrument panel fuse block is under the instrument panel on the driver side.

GMC Terrain – fuse box diagram – instrument panel
Usage
F01 DC AC inverter
F02 Front windows
F03 Trailer brake
F04 Heating, ventilation, and air conditioning blower
F05 2018-2020: Body control module 2
F06 Central gateway module (CGM)
F07
F08 Body control module 3
F09 Amplifier
F10
F11
F12
F13
F14 Electronic shifter
F15 Transmission control module
F16 Front heated seats
F17 Left data link connector
F18 Body control module 7
F19 Exterior mirror
F20 2018-2020: Body control module 1
F21 Body control module 4
F22 2018-2020: Body control module 6
F23 2018-2020: Electric steering column lock
F24 Sensing and diagnostic module
F25 Occupancy sensor
F26
F27 Power seats
F28 Rear windows
F29
F30 Front heated seats switch
F31 Steering wheel controls
F32 Body control module 8
F33 Heating, ventilation, and air conditioning
F34 Passive entry, passive start
F35 Liftgate latch
F36 2018: Shift charger.
2019-2022: Wireless charger module/ USB accessory
F37 Cigarette lighter
F38 OnStar
F39 Instrument panel USB
F40 Camera module/ Liftgate module
F41 2018-2020: Parking assist module
2021-2022: Park assist module/ Center stack display/ Heating, ventilation and air conditioner display/ Universal garage door opener/ Overhead control switchbank
F42 Radio
Relays
K01 2018-2019: Deadbolt
K02 Retained accessory power
K03 Liftgate
K04
K05 2018-2020: Logistics
Circuit Breakers
CB1 2018: Front auxiliary power outlet.
CB2 2018-2020: Auxiliary power outlet console

Rear Compartment

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

GMC Terrain – fuse box diagram – rear compartment
Usage
F1 2018-2019: Exhaust fuel heater.
2020: Exhaust fuel heater/ Selective catalytic reduction power module (diesel only)
2022: Power Seat
F2 Liftgate
F3 Trailer auxiliary power
F4 2018: Power seats.
2019-2021: Passenger Power Seat
F5 Memory seat module
F6 Sunroof
F7 Side blind zone alert
F8 Trailer reverse lamps
F9 Rear heated seat 1
F10 Parking assist
F11 Rear heated seat 2
F12
F13 Trailer parking lamp
F14 Right trailer turn signal lamp
F15 2018-2021: Left parking lamp
F16 2018-2021: Right parking lamp
F17 2020-2022: Video processing module
F18 Left trailer turn signal lamp
F19 All-wheel drive
F20 Lumbar
F21 Rear auxiliary power outlet
F22 Rear drive unit
Relays
K1 Right trailer stoplamp/Turn signal lamp
K2 Trailer reverse lamps
K3 Left trailer stoplamp/Turn signal lamp
K4 Park lamps
K5 2018-2019: Selective catalytic reduction (SCR) (diesel only).
2020: Exhaust fuel heater/Selective catalytic reduction power module (diesel only)
F30 Front heated seats switch
F31 Steering wheel controls
F32 Body control module 8
F33 Heating, ventilation, and air conditioning
F34 Passive entry, passive start
F35 Liftgate latch
F36 2018: Shift charger.
2019-2022: Wireless charger module/ USB accessory
F37 Cigarette lighter
F38 OnStar
F39 Instrument panel USB
F40 Camera module/ Liftgate module
F41 2018-2020: Parking assist module
2021-2022: Park assist module/ Center stack display/ Heating, ventilation and air conditioner display/ Universal garage door opener/ Overhead control switchbank
F42 Radio
Relays
K01 2018-2019: Deadbolt
K02 Retained accessory power
K03 Liftgate
K04
K05 2018-2020: Logistics
Circuit Breakers
CB1 2018: Front auxiliary power outlet.
CB2 2018-2020: Auxiliary power outlet console

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