Jonathan Yarden Mar 25, 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.
Center Console Fuse Block
The center console fuse block is located on the center console between the two seats.
| Fuses | Usage |
| 03 | Rear Window Defogger |
| 04 | Truck Body Controller |
| 05 | Rear Window Defogger |
| 06 | Driver Seat Module |
| 07 | Truck Body Controller |
| 09 | Blank |
| 10 | Driver’s Door Module, Power Mirrors |
| 11 | Amplifier |
| 12 | Blank |
| 13 | Daytime Running Lamps (DRL) |
| 14 | Driver’s Side Rear Parking Lamp |
| 16 | Center High-Mounted Stop Lamp |
| 17 | Passenger’s Side Rear Parking Lamp |
| 19 | Blank |
| 20 | Blank |
| 21 | Locks |
| 22 | Blank |
| 23 | Blank |
| 25 | Blank |
| 26 | Blank |
| 27 | HomeLink® System |
| 28 | Roof Door Module |
| 29 | Transmission Control Module |
| 31 | Truck Body Controller |
| 32 | Remote Keyless Entry (RKE) |
| 33 | Windshield Wipers |
| 34 | Stoplamps |
| 35 | Blank |
| 36 | Climate Control System, Driver’s Door Unlock |
| 37 | Front Parking Lamps |
| 38 | Driver’s Side Turn Signal |
| 39 | Climate Control System |
| 40 | Truck Body Controller |
| 41 | Radio |
| 42 | Trailer Parking Lamps |
| 43 | Passenger’s Side Turn Signal |
| 44 | Blank |
| 46 | Accessory Power Outlets |
| 47 | Ignition |
| 48 | Blank |
| 49 | Blank |
| 50 | Truck Body Controller, Ignition |
| 51 | Brakes |
| 52 | Blank |
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| Relays | Usage |
| 18 | Locks |
| 24 | Unlock |
| 30 | Parking Lamps |
| 45 | Rear Window Defogger, Outside Power Heated Mirrors |
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| Circuit Breaker | Usage |
| 01 | Roof & Door Module |
| 02 | Roof Pump |
| 08 | Power Seats |
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Engine Compartment Fuse Block
The fuse block is located under the hood in the engine compartment on the driver’s side of the vehicle.
| Fuses | Usage |
| 1 | Auxiliary Power 2 |
| 2 | Passenger’s Side High Beam Headlamp |
| 3 | Passenger’s Side Low Beam Headlamp |
| 4 | Driver’s Side High Beam Headlamp |
| 5 | Driver’s Side Low Beam Headlamp |
| 6 | Cargo Cover Release |
| 7 | Transmission Control Module/Canister |
| 8 | Truck Body Controller |
| 9 | Windshield Washer |
| 10 | Driver’s Side Stoplamp/Turn Signals |
| 11 | Fuel Pump |
| 12 | Fog Lamps |
| 13 | Stoplamps |
| 14 | Headlamp Driver Module (HDM) |
| 15 | Passenger’s Side Stoplamp/Turn Signals |
| 16 | Cigarette Lighter |
| 17 | Hazard Warning Flashers |
| 18 | Coils |
| 19 | Truck Body Control, Ignition 1 |
| 20 | Starter |
| 21 | Airbag System |
| 22 | Horn |
| 23 | Ignition E |
| 24 | Instrument Panel Cluster, Driver Information Center (DIC) |
| 25 | Automatic Transmission Shift Interlock Control System |
| 26 | Back-up lamps, Lock Out |
| 27 | Engine Control Module |
| 28 | Oxygen Sensor B |
| 29 | Injector B |
| 30 | Air Conditioning |
| 31 | Engine Control Module (ECM), Transmission Control Module (TCM) |
| 32 | Transmission |
| 33 | Engine 1 |
| 34 | Engine Control Module, Electronic Brake Controller |
| 35 | Oxygen Sensor A |
| 36 | Injector A |
| 37 | Engine Cooling Fan |
| 38 | Ignition A |
| 40 | Climate Control Fan |
| 41 | Ignition B |
| 42 | Powertrain |
| 43 | Starter |
| 44 | Fuel Pump |
| 45 | Cargo Cover Release |
| 46 | Windshield Washer |
| 47 | Headlamp Driver Module (HDM) |
| 48 | Fog Lamps |
| 49 | High Beam Headlamps |
| 50 | Horn |
| 51 | Air Conditioning |
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| Miscellaneous | Usage |
| 52 | Instrument Panel Battery |
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Relay Center
There is a relay center located in the area where the convertible top is stored when it is open.
| Relays | Usage |
 |
Driver’s Door Lock |
| RT DRL | Passenger’s Side Daytime Running Lamps (DRL) |
| LT DRL | Driver’s Side Daytime Running Lamps (DRL) |
 |
Rear Window Defogger |
WARNING:Â Terminal and harness assignments for individual connectors will vary depending on vehicle equipment level, model, and market.
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