Buick Envision 2018 Fuse Box Info
Fuse box location:
The instrument panel fuse box is in the glove box.
Engine compartment fuse box:
Luggage compartment fuse box:
Fuse Box Diagram | Layout
Passenger compartment fuse box:
| Fuse/Relay N° | Functions |
| 1 | - |
| 2 | Front HVAC blower |
| 3 | Power seat |
| 4 | Lighter (China only) |
| 5 | - |
| 6 | Front power windows |
| 7 | - |
| 8 | Accessory power outlet |
| 9 | Body control module 8 |
| 10 | Rear power windows |
| 11 | - |
| 12 | Sunroof |
| 13 | Front heated seats |
| 14 | Exterior rearview mirror |
| 15 | Body control module 3 |
| 16 | - |
| 17 | Body control module 6 |
| 18 | Body control module 7 |
| 19 | Data link connector |
| 20 | SDM |
| 21 | HVAC |
| 22 | Liftgate release |
| 23 | Passive entry/ Passive start |
| 24 | OCC sensor |
| 25 | Steering wheel controls |
| 26 | Ignition |
| 27 | Body control module 4 |
| 28 | Transmission control module |
| 29 | Body control module 2 |
| 30 | USB |
| 31 | Rear HVAC blower |
| 32 | Body control module 1 |
| 33 | Universal remote system |
| 34 | Parking assist |
| 35 | OnStar |
| 36 | Display |
| 37 | Radio |
Engine compartment fuse box:
| Fuse/Relay N° | Functions |
| 01 | Starter 1 |
| 02 | Starter 2 |
| 03 | Non walk |
| 04 | Engine control module |
| 05 | Flex fuel |
| 06 | –/Transmission control module |
| 07 | - |
| 08 | Engine control module |
| 09 | A/C |
| 10 | Canister vent solenoid |
| 11 | Fuel pump |
| 12 | Heated seats |
| 13 | Engine coolant pump |
| 14 | - |
| 15 | O2 sensor |
| 16 | Ignition coils – odd |
| 17 | Ignition coils – even |
| 18 | - |
| 19 | - |
| 20 | DC DC/Transmission |
| 21 | Liftgate |
| 22 | ABS |
| 23 | Washer pump |
| 24 | Headlamp washer |
| 25 | - |
| 26 | Transmission oil pump |
| 27 | ABS |
| 28 | - |
| 29 | Rear window defogger |
| 30 | Mirror defogger |
| 31 | - |
| 32 | Various low current functions/Circuit 39 splice |
| 33 | - |
| 34 | Horn |
| 35 | - |
| 36 | Right high-beam headlamp |
| 37 | Left high-beam headlamp |
| 38 | Automatic headlamp leveling |
| 39 | Front fog lamps |
| 40 | Transmission oil pump |
| 41 | Passenger seat ventilation |
| 42 | Headlamp position |
| 43 | - |
| 44 | Interior rearview mirror |
| 45 | - |
| 46 | Driver seat ventilation |
| 47 | Electric steering column lock |
| 48 | Rear wiper |
| 49 | - |
| 50 | - |
| 51 | Right daytime running lamp |
| 52 | Engine control module/ Transmission control module |
| 53 | - |
| 54 | - |
| 55 | Front wiper |
| 56 | - |
| 57 | 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 |
Luggage compartment fuse box:
| Fuse/Relay N° | Functions |
| 1 | - |
| 2 | DC AC |
| 3 | - |
| 4 | Passenger power seat |
| 5 | Memory seat module |
| 6 | - |
| 7 | Amplifier |
| 8 | Rear accessory power outlet |
| 9 | Rear heated seat |
| 10 | Logistics relay |
| 11 | Rear HVAC |
| 12 | Power liftgate HF sensor |
| 13 | Parking/Trailer lamps |
| 14 | Side blind zone alert |
| 15 | Left parking lamp |
| 16 | Right parking lamp |
| 17 | Body control module 6 |
| 18 | Heated steering wheel |
| 19 | AWD |
| 20 | Lumbar seat |
| 21 | Rear heated seat |
| 22 | Rear drive control module |
| 23 | Trailer left turn signal lamp |
| 24 | 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 | - |
