Buick Envision (2018) – fuse box diagram
Year of production: 2018
Engine Compartment Fuse Block
Buick Envision – fuse box – engine compartment| Fuses | Usage |
| F01 | Starter 1 |
| F02 | Starter 1 |
| F03 | Non walk |
| F04 | Engine control module |
| F05 | Flex fuel |
| F06 | –/Transmission control module |
| F07 | — |
| F08 | Engine control module |
| F09 | A/C |
| F10 | Canister vent solenoid |
| F11 | Fuel pump |
| F12 | Heated seats |
| F13 | Engine coolant pump |
| F14 | — |
| F15 | O2 sensor |
| F16 | Ignition coils – odd |
| F17 | Ignition coils – even |
| F18 | — |
| F19 | — |
| F20 | DC DC/Transmission |
| F21 | Liftgate |
| F22 | ABS |
| F23 | Washer pump |
| F24 | Headlamp washer |
| F25 | — |
| F26 | Transmission oil pump |
| F27 | ABS |
| F28 | — |
| F29 | Rear window defogger |
| F30 | Mirror defogger |
| F31 | — |
| F32 | Various low current functions/Circuit 39 splice |
| F33 | — |
| F34 | Horn |
| F35 | — |
| F36 | Right high-beam headlamp |
| F37 | Left high-beam headlamp |
| F38 | Automatic headlamp leveling |
| F39 | Front fog lamps |
| F40 | Transmission oil pump |
| F41 | Passenger seat ventilation |
| F42 | Headlamp position |
| F43 | — |
| F44 | Interior rearview mirror |
| F45 | — |
| F46 | Driver seat ventilation |
| F47 | Electric steering column lock |
| F48 | Rear wiper |
| F49 | — |
| F50 | — |
| F51 | Right daytime running lamp |
| F52 | Engine control module/ Transmission control module |
| F53 | — |
| F54 | — |
| F55 | Front wiper |
| F56 | — |
| F57 | Left daytime running lamp |
| K01 | Start/Stop |
| K02 | A/C clutch |
| K03 | Engine control module |
| K04 | Wiper |
| K05 | Start solenoid |
| K06 | — |
| K07 | — |
| K08 | Transmission oil pump |
| K09 | Wiper speed |
| K10 | Starter |
| K11 | Headlamp washers |
| K12 | High-beam headlamps |
| K13 | Daytime running lamps |
| K14 | Run/Crank |
| K15 | Rear window/Mirror defogger |
| Circuit Breaker | Usage |
| K01 | Start/Stop |
| K02 | A/C clutch |
| K03 | Engine control module |
| K04 | Wiper |
| K05 | Start solenoid |
| K06 | — |
| K07 | — |
| K08 | Transmission oil pump |
| K09 | Wiper speed |
| K10 | Starter |
| K11 | Headlamp washers |
| K12 | High-beam headlamps |
| K13 | Daytime running lamps |
| K14 | Run/Crank |
| K15 | Rear window/Mirror defogger |
Instrument Panel Fuse Block
The instrument panel fuse block is in the glove box.
Buick Envision – fuse box – instrument panel| Fuses | Usage |
| F1 | — |
| F2 | Front HVAC blower |
| F3 | Power seat |
| F4 | Lighter (China only) |
| F5 | — |
| F6 | Front power windows |
| F7 | — |
| F8 | Accessory power outlet |
| F9 | Body control module 8 |
| F10 | Rear power windows |
| F11 | — |
| F12 | Sunroof |
| F13 | Front heated seats |
| F14 | Exterior rearview mirror |
| F15 | Body control module 3 |
| F16 | — |
| F17 | Body control module 6 |
| F18 | Body control module 7 |
| F19 | Data link connector |
| F20 | SDM |
| F21 | HVAC |
| F22 | Liftgate release |
| F23 | Passive entry/ Passive start |
| F24 | OCC sensor |
| F25 | Steering wheel controls |
| F26 | Ignition |
| F27 | Body control module 4 |
| F28 | Transmission control module |
| F29 | Body control module 2 |
| F30 | USB |
| F31 | Rear HVAC blower |
| F32 | Body control module 1 |
| F33 | Universal remote system |
| F34 | Parking assist |
| F35 | OnStar |
| F36 | Display |
| F37 | Radio |
Rear Compartment Fuse Block
The rear compartment fuse block is behind a cover on the left side of the rear compartment.
Buick Envision – fuse box – rear compartment| Fuses | Usage |
| F1 | — |
| F2 | DC AC |
| F3 | — |
| F4 | Passenger power seat |
| F5 | Memory seat module |
| F6 | — |
| F7 | Amplifier |
| F8 | Rear accessory power outlet |
| F9 | Rear heated seat |
| F10 | Logistics relay |
| F11 | Rear HVAC |
| F12 | Power liftgate HF sensor |
| F13 | Parking/Trailer lamps |
| F14 | Side blind zone alert |
| F15 | Left parking lamp |
| F16 | Right parking lamp |
| F17 | Body control module 6 |
| F18 | Heated steering wheel |
| F19 | AWD |
| F20 | Lumbar seat |
| F21 | Rear heated seat |
| F22 | Rear drive control module |
| F23 | Trailer left turn signal lamp |
| F24 | Trailer right turn signal lamp |
| K1 | Parking lamps |
| K2 | — |
| K3 | Ignition |
| K4 | Logistics |
| K5 | DC AC |
| K6 | — |
| K7 | Parking assist |
| K8 | Right turn |
| K9 | Left turn |
| K10 | — |
| Circuit Breaker | Usage |
| K1 | Parking lamps |
| K2 | — |
| K3 | Ignition |
| K4 | Logistics |
| K5 | DC AC |
| K6 | — |
| K7 | Parking assist |
| K8 | Right turn |
| K9 | Left turn |
| K10 | — |
WARNING: Terminal and harness assignments for individual connectors will vary depending on vehicle equipment level, model, and market.
