Table of Contents
This material discusses in detail the fuse diagrams of the Buick Envision (second generation): 2020, 2021, 2022 release.
Fuse F25 in the interior fuse box is responsible for the front cigarette lighter and power socket.
In the engine compartment
Located on the driver's side, behind the plastic cover. For aceess, squeeze the clips on the plastic cover and lift it straight up.
| Diagram | |
|---|---|
|
|
| No. | Description |
| Relays | |
| K04 | Rear defog |
| K25 | Front wiper control relay |
| K37 | Front wiper speed relay |
| K64 | Starter motor relay |
| K66 | Powertrain relay |
| K71 | Not Used |
| K73 | Air conditioning control relay |
| K80 | Starter pinion |
| K90 | Not Used |
| K98 | Not Used |
| Fuses | |
| F02 | Trailer stop/turn right |
| F03 | Electronic brake control module |
| F05 | Rear defog |
| F06 | Not Used |
| F07 | Trailer stop/turn left |
| F08 | 2020-2021: Overhead console module / Universal garage door opener / Rain sensor |
| F09 | Suspension control semi active dampen system module |
| F10 |
|
| F11 | Direct current to direct current converter 1 |
| F12 | Power tailgate |
| F13 | Not Used |
| F14 | Canister vent solenoid |
| F15 | Not Used |
| F16 | Front wiper |
| F17 | Passenger power seat |
| F18 | left Motor window lifter |
| F19 | right Motor window lifter |
| F21 | Exterior lighting module 1 |
| F22 | Exterior lighting module 3 |
| F23 | Exterior lighting module 6 |
| F24 | Not Used |
| F26 | Transmission control module direct current converter |
| F27 | Remote function actuator |
| F28 | Not Used |
| F29 | Exterior lighting module 4 |
| F30 | Driver memory seat module |
| F32 | Right Headlamp |
| F33 | heated seat (front) |
| F34 | heated seat (rear) |
| F35 | Door panel / Seat position driver and passenger switch |
| F36 | Fuel tank zone control unit |
| F39 | Handsfree closure control unit |
| F40 | Left Headlamp |
| F41 | Not Used |
| F44 | Rear wiper |
| F48 | Blower motor |
| F49 | Not Used |
| F50 | Not Used |
| F51 | Not Used |
| F52 | Not Used |
| F54 | Not Used |
| F55 | Not Used |
| F56 | Starter motor |
| F57 | Driver power seat / Memory seat module |
| F58 | Rear drive control unit |
| F59 | Not Used |
| F60 | Not Used |
| F61 | Not Used |
| F62 | Not Used |
| F63 | Not Used |
| F65 | Air conditioning control unit |
| F67 | Not Used |
| F68 | Not Used |
| F69 | Not Used |
| F70 | Not Used |
| F72 | Starter pinion |
| F74 | Not Used |
| F75 | Engine control module main |
| F76 | ECM 2 |
| F78 | Horn |
| F79 | Washer pump |
| F81 | Not Used |
| F82 | Engine control module battery |
| F83 | Engine control module / Ignition coil |
| F84 | 2020-2021: Off engine 1/off engine 2 |
| 2022: Mass Airflow / Oxygen / Inlet Air Temperature / Throttle Inlet Absolute Pressure and Humidity / Oxygen Heated Sensor / Block Coolant Valve / Evaporative Emission Purge Pump / Wide Range Air Fuel Oxygen Sensor/Canister Purge, Turbo Bypass, Step Cam Intake, Step Cam Exhaust, Engine Oil Control Solenoids | |
| F86 | Not Used |
| F87 | Moonroof |
| F88 | Aero shutter |
| F89 | Not Used |
| F93 | Trailer park lamp |
| F95 | Not Used |
| F96 | Not Used |
| F99 | Not Used |
In the passenger compartment
Located on the driver's side, behind the instrument panel. To access, remove the panel, starting at the top. When clips are disengaged, the tabs along the bottom of the door can be disengaged from the instrument panel to remove the door.
| Diagram | ||
|---|---|---|
|
||
| No. | Description | Amps |
| Relays | ||
| K01 | Retained accessory power accessory | |
| K02 | Run/crank relay | |
| K03 | Not Used | |
| K04 | Not Used | |
| K05 | Not Used | |
| Fuses | ||
| F1 | Direct current to direct current converter 2 (DC-DC) | 40 |
| F2 | BCM 4 | 30 |
| F3 | Not Used | — |
| F4 | Not Used | — |
| F5 | BCM 2 | 25 |
| F6 | BCM 3 | 20 |
| F7 | Not Used | — |
| F8 | Exterior lighting module 5 | 20 |
| F9 | Not Used | — |
| F10 | Steering column lock | 5 |
| F11 | BCM 1 | 10 |
| F12 | Not Used | — |
| F13 | Not Used | — |
| F14 | Not Used | — |
| F15 | Auxiliary 12V power outlet rear cargo / Rear Cigarette Lighter Fuse | 15 |
| F16 | Not Used | — |
| F17 | Exterior lighting module 7 | 20 |
| F18 | Uplevel tail lamp | 10 |
| F19 | 2020-2021: Steering column lock assembly | 10 |
| 2022: Overhead Console Module/ Universal Garage Door Opener/Rain Sensor/Electronic Toll Collector | ||
| F20 | Sensing diagnostic module/Automatic occupant sensing/ Data link connection/ Wireless charger | 10 |
| F21 | 2020-2021: Central gateway module / Telematics control platform module | 5 |
| 2022: Central Gateway Module / OnStar System | ||
| F22 | External object calculating module/ Long range radar/ Park assist/front camera module/ Side blind zone alert | 10 |
| F23 | Video processing module | 10 |
| F24 | Not Used | — |
| F25 | AC 12V power outlet / Auxiliary USB / Buick Envision Cigar Lighter Fuse | 10 |
| F26 | Not Used | — |
| F27 | Audio Amplifier | 30 |
| F28 | 2020-2021: Jumper | 60 |
| 2022: Heated Steering Wheel Module/ Exterior Lighting Module Battery 2/ Direct Current/ AC Inverter | ||
| F29 | Instrument duster/ Heads up display/ Air quality ionizer module/ Center stack display/ Heating ventilation air conditioning display | 10 |
| F30 | Not Used | — |
| F31 | 2022: Run/Crank / Auxiliary Power Module / Battery System Manager / Motor Control Unit | — |
| F32 | Run crank for misc. 3 humidity sensor/ Exterior lighting module/ Electronic brake control module/ Air quality sensor exterior/ Headlamp manual leveling left Right/ Inside rear view mirror/ lnterior particulate matter sensor/ Seat fan control cushion and back driver co driver | 10 |
| F33 | Not Used | |
| F34 | Run crank for misc. 1 & 2 shifter interface board module/ Instrument panel cluster/ Transmission control module/ Sensing & diagnostic module/Headlamp manual leveling switch/Reflective light auxiliary display | 10 |
| F35 | Run crank for engine control module | 15 |
| F36 | Electric park brake switch/ Shifter interface board | 10 |
| F37 | Radio/Center stack module/ Auxiliary jack | 15 |
| F38 | Not Used | — |
| F39 | Steering wheel clock spring | 2 |
| F40 | Exterior lighting module 2 | 20 |
| F41 | Heated steering wheel module | 7,5 |
| F42 | Direct current to alternate current inverter module | 20 |
| CB1 | Not Used | — |
| CB2 | Auxiliary power outlet console | 15 |
