Jonathan Yarden Mar 27, 2021 · 5 min. read
In this article you will find a description of fuses and relays Chevrolet,
with photos of block diagrams and their locations.
Highlighted the cigarette lighter fuse (as the most popular thing people look for).
Get tips on blown fuses, replacing a fuse, and more.
Year of production: 2017, 2018
Engine Compartment Fuse Block
Fuses | Usage |
F1 | ABS pump |
F2 | â |
F3 | Driver power seat |
F4 | Cooling fan |
F5 | Passenger power seat |
F6 | â |
F7 | â |
F8 | â |
F9 | â |
F10 | â |
F11 | â |
F12 | Front wiper |
F13 | Starter |
F14 | Brake vacuum pump |
F15 | â |
F16 | Heated seat |
F17 | Passenger window |
F18 | Body control module 4 |
F19 | Airbag module/AOS |
F20 | OnStar/Navigation (if equipped) |
F21 | Body control module 6 |
F22 | ABS valve |
F23 | â |
F24 | â |
F25 | Steering column lock |
F26 | Body control module 2 |
F27 | â |
F28 | Body control module 3 |
F29 | Body control module 8 |
F30 | Windshield wiper |
F31 | Right HID headlamp |
F32 | Left HID headlamp |
F33 | â |
F34 | Horn |
F35 | â |
F36 | Left high-beam headlamp |
F37 | Right high-beam headlamp |
F38 | Headlamp leveling |
F39 | â |
F40 | Rear electrical center/Ignition |
F41 | Malfunction indicator lamp/Ignition |
F42 | Instrument panel body/Ignition |
F43 | Exhaust valve/Active fuel management |
F44 | AOS display/Ignition |
F45 | Sunroof |
F46 | Body control module 7 |
F47 | CGM |
F48 | â |
F49 | Heated steering whee |
F50 | Fuel system control module/Ignition |
F51 | Exhaust valve |
F52 | A/C clutch |
F53 | â |
F54 | Coolant pump |
F55 | â |
F56 | â |
F57 | Engine control module/Ignition |
F58 | Transmission control module/Ignition |
F59 | â |
F60 | Transmission control module battery |
F61 | MAF/O2 sensor |
F62 | Ignition coils â odd |
F63 | Non-walk/O2 sensor |
F64 | Ignition coils â even |
F65 | â |
F66 | Engine control module 1 |
F67 | Engine control module 2 |
F68 | â |
F69 | â |
F70 | â |
F71 | â |
F72 | â |
F73 | â |
F74 | â |
F75 | â |
F76 | â |
F77 | â |
Relays | Usage |
K1 | â |
K2 | Run/Crank |
K3 | â |
K4 | Vacuum pump |
K5 | â |
K6 | Coolant pump |
K7 | Engine control module |
K8 | A/C control |
K9 | â |
K10 | Starter |
Rear Compartment Fuse Block
The rear compartment fuse block is on the right side under the trunk load floor.
Fuses | Usage |
F1 | Rear defogger |
F2 | Front HVAC |
F3 | Electric parking brake |
F4 | â |
F5 | â |
F6 | Rear drive control module |
F7 | Right window 1 |
F8 | â |
F9 | Left window 1 |
F10 | Heated mirror 1 |
F11 | â |
F12 | Heated steering wheel |
F13 | â |
F14 | HVAC control |
F15 | â |
F16 | Display |
F17 | Camera |
F18 | â |
F19 | Front ventilated seat 1 |
F20 | Reverse lamps |
F21 | â |
F22 | â |
F23 | Body control module 1 |
F24 | â |
F25 | â |
F26 | â |
F27 | RGB lights |
F28 | Passive entry/Passive start battery 1 |
F29 | Data link connector |
F30 | Canister vent |
F31 | Memory seat module folding top |
F32 | Memory seat module |
F33 | Wireless charger |
F34 | Engine control module battery |
F35 | Fuel pump/Fuel system control module |
F36 | â |
F37 | Electric steering column lock |
F38 | Mirror window module |
F39 | Rear closure |
F40 | â |
F41 | Battery regulated voltage control |
F42 | SADS |
F43 | â |
F44 | Folding top solenoid |
F45 | Amplifier |
F46 | FPPM 22 |
F47 | Shunt |
F48 | â |
F49 | Steering wheel |
F50 | Interior rearview mirror |
F51 | Camera module |
F52 | Rear parking assist |
F53 | Electronic limited-slip differential (if equipped) |
F54 | Side blind zone alert |
F55 | Radio controls |
F56 | Theft deterrent/Universal remote system (if equipped) |
F57 | â |
Relays | Usage |
K1 | Rear defogger |
K2 | Fuel pump |
Â
Circuit Breaker | Usage |
CB1 | â |
CB2 | Retained accessory power |
CB3 | â |
WARNING:Â Terminal and harness assignments for individual connectors will vary depending on vehicle equipment level, model, and market.
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