Chevrolet Silverado (2014 – 2018) Fuse Box Location and Diagrams
This guide covers 2014–2018 Chevrolet Silverado fuse box schematics and locations. To keep your Silverado functioning smoothly, know each fuse’s purpose, find fuse panels, and troubleshoot electrical components.
Fuse Box Locations
Instrument Panel Fuse Block (Left)
The left instrument panel fuse block access door is on the driver side edge of the instrument panel. Pull off the cover to access the fuse block.
Instrument Panel Fuse Block (Right)
The right instrument panel fuse block access door is on the passenger side edge of the instrument panel.
Pull off the cover to access the fuse block.
Engine Compartment Fuse Block
The engine compartment fuse block is in the engine compartment, on the driver side of the vehicle.
Instrument Panel Fuse Block (Right)
Chevrolet Silverado (2014, 2015 and 2016)
| Number | Usage |
| 1 | Accessory Power Outlet 3 |
| 2 | Accessory Power Outlet 4 |
| 7 | Body Control Module 4 |
| 8 | Body Control Module 8 |
| 9 | Rear Seat Entertainment |
| 10 | Cargo Lamp |
| 15 | Steering Wheel Controls |
| 18 | Radio |
| 19 | Spare |
| 20 | Sunroof |
| 23 | Airbag/Info |
| 26 | Export/Power Take Off/SEO Battery 1 |
| 27 | Obstacle Detection/ USB Ports |
| 28 | Body Control Module 2 |
| 32 | SEO Battery 2 |
| 35 | AC Inverter |
| 36 | Amplifier |
| 37 | Spare |
| 39 | Rear Sliding Window |
| 42 | Right Door Window Motor |
| 43 | Front Blower |
| 44 | TPIM2/SEO |
| 45 | Body Control Module 6 |
| 46 | Body Control Module 7 |
| 47 | Passenger Seat |
| 50 | Retained Accessory Power/Accessory |
| 51 | Rear Sliding Window Open |
| 52 | Rear Sliding Window Close |
Chevrolet Silverado (2017 and 2018)
| Fuse No. | Usage |
|---|
| 1 | Accessory power outlet 3 |
| 2 | Accessory power outlet 4 |
| 7 | Body control module 4 |
| 8 | Body control module 8 |
| 9 | Rear seat entertainment |
| 10 | Cargo lamp |
| 15 | Steering wheel controls |
| 18 | Radio |
| 19 | – |
| 20 | Sunroof |
| 23 | Airbag / Info |
| 26 | Export / Power take off / SEO battery 1 |
| 27 | Obstacle detection / USB ports |
| 28 | Body control module 2 |
| 32 | SEO battery 2 |
| 35 | AC inverter |
| 36 | Amplifier |
| 37 | – |
| 39 | Rear sliding window |
| 42 | Right door window motor |
| 43 | Front blower |
| 44 | SEO |
| 45 | Body control module 6 |
| 46 | Body control module 7 |
| 47 | Passenger seat |
| 50 | Retained accessory power |
| 51 | Rear sliding wind |
Instrument Panel Fuse Block (Left)
Chevrolet Silverado (2014, 2015 and 2016)
| Number | Usage |
| 1 | Accessory Power Outlet 2 |
| 2 | SEO Retained Accessory Power |
| 3 | Universal Garage Door Opener/Inside Rearview Mirror |
| 6 | Body Control Module 3 |
| 7 | Body Control Module 5 |
| 8 | Driver Window Switch/Mirror Switch |
| 9 | Spare |
| 10 | Accessory Power Outlet Retained Accessory Power |
| 11 | Accessory Power Outlet Battery |
| 12 | Retained Accessory Power/Accessory |
| 13 | Discrete Logic Ignition Switch |
| 14 | Switch Backlighting |
| 17 | Body Control Module 1 |
| 19 | Spare |
| 20 | Spare |
| 22 | Heater, Ventilation and Air Conditioning/ Auxiliary Heater, Ventilation and Air Conditioning Ignition |
| 23 | Instrument Cluster Ignition/Sensing Diagnostic Module Ignition |
| 24 | Spare |
| 25 | Data Link Connector/ Driver Seat Module |
| 26 | Passive Entry Passive Start/Heater, Ventilation and Air Conditioning |
| 27 | Spare |
| 28 | Spare |
| 29 | Park Enable/ Electrically Adjustable Pedals |
| 30 | SEO |
| 31 | Accessory/Run Crank |
| 32 | Heated Steering Wheel |
| 33 | Spare |
| 34 | Instrument Cluster |
| 36 | Spare |
| 37 | Spare |
| 40 | Left Doors |
| 41 | Driver Power Seat |
| 43 | Left Front Heated/ Cooled Seat |
| 44 | Right Front Heated/ Cooled Seats |
| 45 | Spare |
| 49 | (2014) Accessory Power Outlet 1/Cigarette Lighter (2015 and 2016) Retained Accessory Power/Accessory |
| 50 | Run/Crank |
Chevrolet Silverado (2017 and 2018)
| Fuse No. | Usage |
|---|
| 1 | Accessory power outlet 2 |
| 2 | SEO / Retained accessory power |
| 3 | Universal remote system / Interior rearview mirror |
| 6 | Body control module 3 |
| 7 | Body control module 5 |
| 8 | Driver window switch / Mirror switch |
| 9 | – |
| 10 | Accessory power outlet / Retained accessory power |
| 11 | Accessory power outlet battery |
| 12 | Accessory power outlet 1 / Cigarette lighter |
| 13 | Discrete logic ignition switch |
| 14 | Switch backlighting |
| 17 | Body control module 1 |
| 19 | – |
| 20 | – |
| 22 | HVAC / Auxiliary HVAC / Ignition |
| 23 | Instrument cluster / Ignition sensing diagnostic module / Ignition |
| 24 | – |
| 25 | Data link connector / Driver seat module |
| 26 | Passive entry / Passive start / HVAC |
| 27 | – |
| 28 | – |
| 29 | Park enable / Electrically adjustable pedals |
| 30 | SEO |
| 31 | Accessory / Run / Crank |
| 32 | Heated steering wheel |
| 33 | – |
| 34 | Instrument cluster |
| 36 | – |
| 37 | – |
| 38 | 4WD TREC |
| 40 | Left doors |
| 41 | Driver power seat |
| 43 | Left heated, cooled or ventilated seats (if equipped) |
| 44 | Right heated, cooled or ventilated seats (if equipped) |
| 45 | – |
| 49 | Retained accessory power |
| 50 | Run / Crank |
Engine Compartment Fuse Block
Chevrolet Silverado (2014, 2015 and 2016)
| Micro J-Case Fuses | Usage |
| 1 | Trailer Brake |
| 2 | Trailer Battery |
| 3 | Antilock Brake System Pump |
| 4 | Instrument Panel BEC 1 |
| 5 | Spare |
| 6 | 4WD Trec |
| 7 | Spare |
| 8 | Instrument Panel BEC 2 |
| 9 | Spare |
| 10 | Rear Window Defogger |
| 11 | Starter |
| 12 | Cooling Fan 1 |
| Mini Fuses (2 Pin) | Usage |
| 14 | Trailer Stop/Turn Lamps, Left |
| 15 | Trailer Park Lamps |
| 16 | Trailer Back-up Lamp |
| 17 | Trailer Stop/Turn Lamps, Right |
| 18 | Fuel Pump |
| 19 | Integrated Chassis Control Module |
| 20 | Electronic Suspension Control Module |
| 21 | Fuel Pump Power Module |
| 22 | Upfitter Switch 1 |
| 23 | Upfitter 2 |
| 24 | Front Wiper |
| 25 | Antilock Brake System Valves |
| 26 | Upfitter SW 2 |
| 27 | Upfitter SW 3 |
| 28 | Parking Lamps, Right |
| 29 | Parking Lamps, Left |
| 30 | Upfitter 3 |
| 31 | Upfitter SW 4 |
| 32 | Upfitter 4 |
| 33 | Back-up Lamps |
| 34 | Engine Control Module Ignition |
| 35 | Air Conditioning Compressor Clutch |
| 36 | Heated Mirrors |
| 37 | Upfitter 1 |
| 38 | Center High-Mounted Stoplamp |
| 39 | Miscellaneous Ignition |
| 40 | Transmission Ignition |
| 41 | Fuel Pump 2 |
| 42 | Cooling Fan Clutch |
| 43 | Engine |
| 44 | Fuel Injectors A, Odd |
| 45 | Fuel Injectors B, Even |
| 46 | Oxygen Sensor B |
| 47 | Throttle Control |
| 48 | Horn |
| 49 | Fog Lamp |
| 50 | Oxygen Sensor A |
| 51 | Engine Control Module |
| 52 | Interior Heater |
| 53 | Spare |
| 54 | Aeroshutter |
| 55 | Front Washer |
| Micro Fuses (3 Pin) | Usage |
| 56 | Air Conditioning Compressor/ Battery Regulated Voltage Control |
| 57 | Air Conditioning Compressor Module/ Battery Pack |
| 58 | Transmission Control Module/ Engine Control Module |
| 59 | Headlamps |
| Micro Relays | Usage |
| 60 | Fuel Pump |
| 61 | Upfitter 2 |
| 62 | Upfitter 3 |
| 63 | Upfitter 4 |
| 64 | Trailer Park Lamps |
| 65 | Run/Crank |
| 66 | Upfitter 1 |
| 67 | Fuel Pump 2 |
| 68 | Air Conditioning Control |
| 69 | Starter |
| Mini Relays | Usage |
| 70 | Rear Window Defogger |
| 71 | Engine Control Module |
| Solid State Relay | Usage |
| 72 | Cooling Fan Clutch |
Chevrolet Silverado (2017 and 2018)
| Fuse No. | Usage |
|---|
| 1 | Trailer brake |
| 2 | Trailer battery |
| 3 | ABS pump |
| 4 | Instrument panel BEC 1 |
| 5 | MSB passenger |
| 6 | 4WD transfer case electronic control |
| 7 | Electric park brake |
| 8 | Instrument panel BEC 2 |
| 9 | MSB driver |
| 10 | Rear window defogger |
| 11 | Starter |
| 12 | Cooling fan 1 |
| 13 | Cooling fan 2 |
| 14 | Left trailer stop / Turn lamps |
| 15 | Trailer parking lamps |
| 16 | Trailer reverse lamps |
| 17 | Right trailer stop / Turn lamps |
| 18 | Fuel pump |
| 19 | Integrated chassis control module |
| 20 | Electronic suspension control module |
| 21 | Fuel pump power module |
| 22 | Upfitter 1 |
| 23 | Upfitter 2 |
| 24 | Front wiper |
| 25 | ABS Valves |
| 26 | Upfitter 2 |
| 27 | Upfitter 3 |
| 28 | Right parking lamps |
| 29 | Left parking lamps |
| 30 | Upfitter 3 |
| 31 | Upfitter 4 |
| 32 | Upfitter 4 |
| 33 | Reverse lamps |
| 34 | Engine control module / Ignition |
| 35 | A/C clutch |
| 36 | Heated mirrors |
| 37 | Upfitter 1 |
| 38 | Center high-mounted stoplamp |
| 39 | Miscellaneous / Ignition |
| 40 | Transmission / Ignition |
| 41 | Fuel pump 2 |
| 42 | Cooling fan clutch |
| 43 | Engine |
| 44 | Fuel injectors A – odd |
| 45 | Fuel injectors B – even |
| 46 | O2 Sensor B |
| 47 | Throttle control |
| 48 | Horn |
| 49 | Fog lamps |
| 50 | O2 Sensor A |
| 51 | Engine control module |
| 52 | Interior heater |
| 53 | Accessory power module / TPM pump |
| 54 | Front washer |
| 55 | A/C / Battery regulated voltage control |
| 56 | A/C module / Battery pack |
| 57 | Transmission control module / Engine control module |
| 58 | Headlamps |
| 74 | Electric running boards (if equipped) |
| 76 | Fuel pump prime |
| Relay No. | Usage |
|---|
| 59 | Fuel pump |
| 60 | Upfitter 2 |
| 61 | Upfitter 3 |
| 62 | Upfitter 4 |
| 63 | Trailer parking lamps |
| 64 | Run / Crank |
| 65 | Upfitter 1 |
| 66 | Fuel pump 2 |
| 67 | A/C control |
| 68 | Starter |
| 69 | Rear window defogger |
| 70 | Engine control module |
| 71 | Cooling fan clutch |
| 72 | CKT 95 |
| 73 | CKT 92 |
| 75 | Fuel pump prime |
Instrument Panel Fuse Block (Right)
