2018 Chevrolet Silverado 2500 fuse box diagram
The 2018 Chevrolet Silverado 2500 has 3 different fuse boxes:
Engine Compartment Fuse Block diagram
Instrument Panel Fuse Block (Left) diagram
Instrument Panel Fuse Block (Right) diagram
Chevrolet Silverado 2500 fuse box diagrams change across years, pick the right year of your vehicle:
| Type | No. | Description | |
|---|---|---|---|
Fuse FMM/MCase | 1 | Trailer brake | |
Fuse FMM/MCase | 2 | Trailer battery | |
Fuse FMX/JCase | 3 | Antilock brake system pump | |
Fuse FMX/JCase | 4 | Instrument panel BEC 1 | |
Fuse FMX/JCase | 5 | Passenger motorized seat belt | |
Fuse FMX/JCase | 6 | 4WD transfer case electronic control | |
Fuse FMX/JCase | 7 | Electric park brake | |
Fuse FMX/JCase | 8 | Instrument panel BEC2 | |
Fuse FMX/JCase | 9 | Driver motorized seat belt | |
Fuse FMX/JCase | 10 | Rear window defogger | |
Fuse FMX/JCase | 11 | Starter | |
Fuse FMX/JCase | 12 | Cooling fan 1 | |
Fuse FMX/JCase | 13 | Cooling fan 2 | |
Fuse MINI | 14 | Left trailer stop/ Turn signal lamps | |
Fuse MINI | 15 | Trailer parking lamps | |
Fuse MINI | 16 | Trailer reverse lamps | |
Fuse MINI | 17 | Right trailer stop/ Turn signal lamps | |
Fuse MINI | 18 | Fue pump | |
Fuse MINI | 19 | Integrated chassis control module | |
Fuse MINI | 20 | Electronic suspensión control module | |
Fuse MINI | 21 | Fuel pump power module | |
Fuse MINI | 22 | Upfitter 1 | |
Fuse MINI | 23 | Upfitter 2 | |
Fuse MINI | 24 | Front wiper | |
Fuse MINI | 25 | Antilock brake system valve | |
Fuse MINI | 26 | Upfitter 2 | |
Fuse MINI | 27 | Upfitter 3 | |
Fuse MINI | 28 | Right parking lamps | |
Fuse MINI | 29 | Left parking lamps | |
Fuse MINI | 30 | Upfitter 3 | |
Fuse MINI | 31 | Upfitter 4 | |
Fuse MINI | 32 | Upfitter 4 | |
Fuse MINI | 33 | Reverse lamps | |
Fuse MINI | 34 | Engine control module/ignition | |
Fuse MINI | 35 | Air conditioning clutch | |
Fuse MINI | 36 | Heated mirrors | |
Fuse MINI | 37 | Upfitter 1 | |
Fuse MINI | 38 | Center high-mounted stoplamp | |
Fuse MINI | 39 | Miscellaneous/ Ignition | |
Fuse MINI | 40 | Transmission/ Ignition | |
Fuse MINI | 41 | Fuel pump 2 | |
Fuse MINI | 42 | Cooling fan clutch | |
Fuse MINI | 43 | Engine | |
Fuse MINI | 44 | Fuel injectors A-odd | |
Fuse MINI | 45 | Fuel injectors B-even | |
Fuse MINI | 46 | 02 Sensor B | |
Fuse MINI | 47 | Throttle control | |
Fuse MINI | 48 | Horn | |
Fuse MINI | 49 | Fog lamps | |
Fuse MINI | 50 | 02 Sensor A | |
Fuse MINI | 51 | Engine control module | |
Fuse MINI | 52 | Interior heater | |
Fuse MINI | 53 | Accessory power module/TPM pump | |
Fuse MINI | 54 | Front washer | |
Fuse MICRO3 | 55 | Air conditioning/ Battery regulated voltage control | |
Fuse MICRO3 | 56 | Air conditioning module/ Battery pack | |
Fuse MICRO3 | 57 | Transmission control module/ Engine contro module | |
Fuse MICRO3 | 58 | Headlamps | |
Fuse FMM/MCase | 74 | (Electric running boards (if equipped)) undefined | |
Fuse MINI | 76 | (Fuel pump prime / MGU motor) undefined | |
Fuse MINI | 77 | (Cabin pump motor) undefined | |
Fuse MINI | 79 | (Vacuum pump) undefined | |
Relay | 59 | (Fuel pump) undefined | |
Relay | 60 | (Upfitter 2) undefined | |
Relay | 61 | (Upfitter 3) undefined | |
Relay | 62 | (Upfitter 4) undefined | |
Relay | 63 | (Trailer parking lamps) undefined | |
Relay | 64 | (Run/Crank) undefined | |
Relay | 65 | (Upfitter 1) undefined | |
Relay | 66 | (Fuel pump 2) undefined | |
Relay | 67 | (Air conditioning control) undefined | |
Relay | 68 | (Starter) undefined | |
Relay | 69 | Rear window defogger | |
Relay | 70 | Engine control module | |
Relay | 71 | Vacuum pump/ Cooling fan clutch | |
Fuse MICRO2 | 72 | CKT 95 | |
Fuse MICRO2 | 73 | CKT 92 | |
Relay | 75 | Fuel pump prime/ MGU motor | |
Relay | 78 | Vacuum pump switch |
| Type | No. | Description | |
|---|---|---|---|
Fuse FMM/MCase | 1 | Accessory power outlet 2 | |
Fuse MICRO2 | 2 | Special equipment option/Retained accessory power | |
Fuse MICRO2 | 3 | Universa remote system/Interior rearview mirror | |
Fuse MICRO2 | 6 | Body contro module 3 | |
Fuse MICRO2 | 7 | Body control module 5 | |
Fuse MICRO2 | 8 | Driver window switch/ Mirror switch | |
Fuse MICRO2 | 9 | - | |
Fuse FMX/JCase | 10 | Accessory power outlet/Retained accessory power | |
Fuse FMX/JCase | 11 | Accessory power outlet battery | |
Fuse FMM/MCase | 12 | Accessory power outlet 1/Cigarette lighter | |
Fuse MINI | 13 | Discrete logic ignition switch | |
Fuse MINI | 14 | Switch backlighting | |
Fuse MICRO2 | 17 | Body control module 1 | |
Fuse FMM/MCase | 19 | - | |
Fuse FMM/MCase | 20 | - | |
Fuse MICRO3 | 22 | Heating, ventilation, and air conditioning/ Auxiliary heating, ventilation, and air conditioning/ignition | |
Fuse MICRO3 | 23 | Instrument cluster/ Ignition sensing diagnostic module/ Ignition | |
Fuse MICRO3 | 24 | - | |
Fuse MICRO3 | 25 | Data link connector/ Driver seat module | |
Fuse MICRO3 | 26 | Passive entry/Passive start/Heating, ventilation, and air conditioning | |
Fuse MICRO2 | 27 | - | |
Fuse MICRO2 | 28 | - | |
Fuse MICRO2 | 29 | Park enable/ Electrically adjustable pedals | |
Fuse MICRO2 | 30 | Special equipment option | |
Fuse MICRO2 | 31 | Accessory/Run/Crank | |
Fuse MICRO2 | 32 | Heated steering wheel | |
Fuse MICRO2 | 33 | - | |
Fuse MICRO2 | 34 | Instrument cluster | |
Fuse MICRO2 | 36 | - | |
Fuse FMM/MCase | 37 | - | |
Fuse FMM/MCase | 38 | 4WD transfer case electronic control | |
Fuse FMM/MCase | 40 | Left doors | |
Fuse FMM/MCase | 41 | Driver power seat | |
Fuse MICRO2 | 43 | Left heated, cooled or ventilated seats (if equipped) | |
Fuse MICRO2 | 44 | Right heated, cooled or ventilated seats (if equipped) | |
Fuse MICRO2 | 45 | - | |
Relay | 49 | Retained accessory power | |
Relay | 50 | Run/Crank |
| Type | No. | Description | |
|---|---|---|---|
Fuse FMM/MCase | 1 | Accessory power outlet 3 | |
Fuse FMM/MCase | 2 | Accessory power outlet 4 | |
Fuse MICRO2 | 7 | Body contro module 4 | |
Fuse MICRO2 | 8 | Body control module 8 | |
Fuse MICRO2 | 9 | Rear seat entertainment | |
Fuse MICRO2 | 10 | Cargo lamp | |
Fuse MINI | 15 | Steering wheel controls | |
Fuse MICRO2 | 18 | Radio | |
Fuse MICRO2 | 19 | - | |
Fuse FMM/MCase | 20 | Sunroof | |
Fuse MICRO3 | 23 | Airbag/Info | |
Fuse MICRO3 | 26 | Export/Powe take off/ Special equipment option/Battery 1 | |
Fuse MICRO3 | 27 | Obstacle detection/ USB ports | |
Fuse MICRO2 | 28 | Body control module 2 | |
Fuse MICRO2 | 32 | Special equipment option/Battery 2 | |
Fuse MICRO2 | 35 | Air conditioning inverter | |
Fuse MICRO2 | 36 | Amplifier | |
Fuse MICRO2 | 37 | Battery system | |
Fuse FMM/MCase | 39 | Rear sliding window | |
Fuse FMM/MCase | 42 | Right door window motor | |
Fuse FMX/JCase | 43 | Front blower | |
Fuse MICRO2 | 44 | Specia equipment option | |
Fuse MICRO2 | 45 | Body control module 6 | |
Fuse MICRO2 | 46 | Body control module 7 | |
Fuse FMM/MCase | 47 | Passenger seat | |
Relay | 50 | Retained accessory power | |
Relay | 51 | Rear sliding window open | |
Relay | 52 | Rear sliding window close |
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