Fuses and relays Buick Envision (2014-2020)

This material discusses in detail the fuse diagrams of the Buick Envision (first generation): 2014, 2015, 2016, 2017, 2018, 2019, 2020 release.

Fuse F8 in the passenger compartment is responsible for the front cigarette lighter and 12V power socket.

In the luggage compartment

Located on the left side of the trunk, behind a cover. For access, turn the latch with a flat bladed tool and remove the cover.

General view of the fuse box.

No. Description
K1 Parking lamps
K2 Not Used
K3 Ignition/Run relay
K4 Logistics
K5 DC AC invertor relay
K6 Not Used
K7 2014-2018: Parking assist
2019-2020: Park lamps
K8 2014-2018: Right turn signal lamps
2019-2020: Trailer right turn signal lamps
K9 2014-2018: Left turn signal lamps
2019-2020: Trailer left turn signal lamps
F1 Not Used
F2 DC AC inverter
F3 2014-2019: Not Used
2020: Passenger power seat
F4 2014-2019: Passenger power seat
2020: Passenger power seat
F5 Memory seat module
F6 2014-2018: Not Used
2019-2020: Central gateway module
F7 Audio Amplifier
F8 Rear accessory 12V power outlet / Rear cigar lighter
F9 Seat heater (Rear)
F10 Logistics relay
F11 Rear HVAC
F12 Power liftgate HF sensor
F13 Parking and Trailer lamps
F14 Side blind zone alert module
F15 Parking lamp (left side)
F16 Parking lamp (right side)
F17 BCM 6
F18 Heated steering wheel
F19 2014-2018: AWD system
2019-2020: Rear drive control unit
F20 Lumbar seat
F21 Rear heated seat
F22 Rear drive control module
F23 Trailer left turn signal lamp
F24 Trailer right turn signal lamp

In the engine compartment

Located on the driver's side, behind the plastic cover.

Access example.

General view of the fuse box.

No. Description
K01 Start/Stop relay
K02 A/C clutch relay
K03 Engine control module relay
K04 Wiper relay
K05 Start solenoid
K06 Empty
K07 Empty
K08 Transmission oil pump relay
K09 Wiper speed
K10 Starter
K11 Headlamp washers
K12 High-beam headlamps
K13 2014-2018: Daytime running lamps (DRL)
2019-2020: Low-beam headlamps
K14 Run/Crank relay
K15 Rear window/Mirror defogger
F01 Starter 1
F02 Starter 2
F03 2014-2018: Non walk
2019-2020: Canister purge solenoid
F04 Engine control module (ECM)
F05 2014-2018: FlexFuel
2019-2020: FlexFuel/Aero shutter motor
F06 –/Transmission control module
F07 Empty
F08 Engine control module (ECM)
F09 A/C
F10 Canister vent solenoid
F11 Buick Envision fuel pump fuse
F12 Heated seats
F13 Engine coolant pump
F14 Empty
F15 O2 sensor
F16 2014-2018: Ignition coils – odd
2019-2020: Ignition coils
F17 2014-2018: Ignition coils – even
2019-2020: Engine control module (ECM)
F18 Empty
F19 Empty
F20 DC DC/Transmission
F21 Liftgate
F22 ABS system
F23 Washer pump module
F24 Headlamp washer module
F25 Empty
F26 Transmission oil pump
F27 ABS system
F28 Empty
F29 Rear window defogger module
F30 Mirror defogger module
F31 Empty
F32 Various low current functions/Circuit 39 splice
F33 Empty
F34 Horn
F35 Empty
F36 High-beam headlamp (right side)
F37 High-beam headlamp (left side)
F38 Automatic headlamp leveling control unit
F39 Front fog lamps
F40 Transmission oil pump
F41 Passenger seat ventilation
F42 Headlamp position control unit
F43 Empty
F44 Interior rearview mirror
F45 Empty
F46 Driver seat ventilation
F47 Electric steering column lock
F48 Rear wiper
F49 Empty
F50 Empty
F51 2014-2018: Right daytime running lamp
2019-2020: Right low-beam headlamps
F52 Engine control module (ECM) / Transmission control module (TCM)
F53 Empty
F54 Empty
F55 Front wiper
F56 Empty
F57 2014-2018: daytime running lamp left side
2019-2020: low-beam headlamps left side

In the passenger compartment

Fuse box located in the glove box.

For access, open the panel door by pulling it out.

General view.

No. Description
F1 Empty
F2 Front HVAC blower
F3 Power seat
F4 Lighter (only China market)
F5 Empty
F6 Front power windows
F7 Empty
F8 2014-2018: Accessory 12V power outlet / Buick Envision cigarette lighter fuse
2019-2020: Mid accessory 12V power outlet
F9 BCM 8
F10 Rear power windows
F11 Empty
F12 Moonroof
F13 Front heated seats
F14 Outside rearview mirror
F15 BCM 3
F16 Empty
F17 2014-2018: BCM 6
2019-2020: Not Used
F18 BCM 7
F19 Data link connector (DLC)
F22 Liftgate release
F23 Passive entry and Passive start System
F24 OCC sensor
F25 Steering wheel controls
F26 2014-2018: Ignition
2019-2020: Column lock assembly
F27 BCM 4
F28 Transmission control module (TCM)
F29 BCM 2
F30 USB socket
F31 Rear HVAC blower
F32 BCM 1
F33 Universal remote system/garage door opener module
F34 Parking assist module
F35 OnStar system
F36 Display
F37 Radio
Related fuse diagrams
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