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In this article, we consider the second-generation Buick Envision, available from 2021 to the present. Here you will find fuse box diagrams of Buick Envision 2021 and 2022, get information about the location of the fuse panels inside the car, and learn about the assignment of each fuse (fuse layout) and relay.
See other Buick Envision:
Fuse Layout Buick Envision 2021-2022-…
Table of Contents
Fuse Box Location
Fuse Box Location
Passenger Compartment
The instrument panel fuse block is on the driver side of the instrument panel, between the steering wheel and the door. To access the fuses, remove the panel, starting at the top. Once clips are disengaged, the tabs along the bottom of the door can be disengaged from the instrument panel to remove the door.
Engine Compartment
To remove the fuse block cover, squeeze the clips on the cover and lift it straight up.
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Fuse Box Diagrams
Fuse Box Diagrams
Instrument Panel Fuse Box Diagram
| № | Amps | Usage |
|---|---|---|
| F1 | 40A | Direct current to direct current converter 2 (DC-DC) |
| F2 | 30A | Body control module 4 |
| F3 | — | — |
| F4 | — | — |
| F5 | 25A | Body control module 2 |
| F6 | 20A | Body control module 3 |
| F7 | — | — |
| F8 | 20A | Exterior lighting module 5 |
| F9 | — | — |
| F10 | 5A | Steering column lock |
| F11 | 10A | Body control module 1 |
| F12 | — | — |
| F13 | — | — |
| F14 | — | — |
| F15 | 15A | Auxiliary power outlet rear cargo |
| F16 | — | — |
| F17 | 20A | Exterior lighting module 7 |
| F18 | 10A | Uplevel tail lamp |
| F19 | 10A | 2021: Steering column lock assembly 2022: Overhead Console Module/ Universal Garage Door Opener/Rain Sensor/Electronic Toll Collector |
| F20 | 10A | Sensing diagnostic module/Automatic occupant sensing/ Data link connection/ Wireless charger |
| F21 | 5A | 2021: Central gateway module/ Telematics control platform module 2022: Central Gateway Module/ OnStar |
| F22 | 10A | External object calculating module/ Long range radar/ Park assist/front camera module/ Side blind zone alert |
| F23 | 10A | Video processing module |
| F24 | — | — |
| F25 | 10A | AC power outlet/ Auxiliary USB |
| F26 | — | — |
| F27 | 30A | Amplifier |
| F28 | 60A | 2021: Jumper 2022: Heated Steering Wheel Module/ Exterior Lighting Module Battery 2/ Direct Current/ AC Inverter |
| F29 | 10A | Instrument duster/ Heads up display/ Air quality ionizer module/ Center stack display/ Heating ventilation air conditioning display |
| F30 | — | — |
| F31 | — | 2022: Run/Crank Auxiliary Power Module/ Battery System Manager/ Motor Control Unit |
| F32 | 10A | 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 |
| F33 | — | — |
| F34 | 10A | 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 |
| F35 | 15A | Run crank for engine control module |
| F36 | 10A | Electric park brake switch/ Shifter interface board |
| F37 | 15A | Radio/Center stack module/ Auxiliary jack |
| F38 | — | — |
| F39 | 2A | Steering wheel clock spring |
| F40 | 20A | Exterior lighting module 2 |
| F41 | 7.5A | Heated steering wheel module |
| F42 | 20A | Direct current to alternate current inverter module |
| CB1 | — | — |
| CB2 | 15A | Auxiliary power outlet console |
| Relays | ||
| K01 | Retained accessory power accessory | |
| K02 | Run/crank | |
| K03 | — | |
| K04 | — | |
| K05 | — |
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Engine Compartment Fuse Box Diagram
| № | Usage |
|---|---|
| F02 | Trailer stop/turn right |
| F03 | Electronic brake control module |
| F05 | Rear defog |
| F06 | — |
| F07 | Trailer stop/turn left |
| F08 | 2021: Overhead console module/ Universal garage door opener/ Rain sensor |
| F09 | Suspension control semi active dampen system module |
| F10 | Adaptive forward lighting/rear drive control module |
| F11 | Direct current to direct current converter 1 |
| F12 | Power tailgate |
| F13 | — |
| F14 | Canister vent solenoid |
| F15 | — |
| F16 | Front wiper |
| F17 | Passenger power seat |
| F18 | Motor window lifter left |
| F19 | Motor window lifter right |
| F21 | Exterior lighting module 1 |
| F22 | Exterior lighting module 3 |
| F23 | Exterior lighting module 6 |
| F24 | — |
| F26 | Transmission control module direct current converter |
| F27 | Remote function actuator |
| F28 | — |
| F29 | Exterior lighting module 4 |
| F30 | Memory seat module driver |
| F32 | Headlamp right |
| F33 | Front heated seat |
| F34 | Rear heated seat |
| F35 | Door panel / Seat position driver and passenger switch |
| F36 | Fuel tank zone module |
| F39 | Handsfree closure module |
| F40 | Headlamp left |
| F41 | — |
| F44 | Rear wiper |
| F48 | Blower motor |
| F49 | — |
| F50 | — |
| F51 | — |
| F52 | — |
| F54 | — |
| F55 | — |
| F56 | Starter motor |
| F57 | Driver power seat / Memory seat module |
| F58 | Rear drive control module |
| F59 | — |
| F60 | — |
| F61 | — |
| F62 | — |
| F63 | — |
| F65 | Air conditioning control |
| F67 | — |
| F68 | — |
| F69 | — |
| F70 | — |
| F72 | Starter pinion |
| F74 | — |
| F75 | Engine control module main |
| F76 | Engine control module 2 |
| F78 | Horn |
| F79 | Washer pump |
| F81 | — |
| F82 | Engine control module battery |
| F83 | Engine control module/ Ignition coil |
| F84 | 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 | — |
| F87 | Sunroof |
| F88 | Aero shutter |
| F89 | — |
| F93 | Trailer park lamp |
| F95 | — |
| F96 | — |
| F99 | — |
| Relays | |
| K04 | Rear defog |
| K25 | Front wiper control |
| K37 | Front wiper speed |
| K64 | Starter motor |
| K66 | Powertrain |
| K71 | — |
| K73 | Air conditioning control |
| K80 | Starter pinion |
| K90 | — |
| K98 | — |
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