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.
Main Fuse Block
| Fuses/Circuit Breaker | Ampere rating [A] | Usage |
| 1 | 15 |
Air Bag: SIR Components |
| 2 | 20 |
Backup Lights; Daytime Running Lights Module (Canada); Turn Flasher |
| 3 | 25 |
HVAC Selector Switch(Heater/Air Conditioner); Rear Defogger |
| 4 | 10 |
Engine Control Module; Instrument Cluster; PASS-Key I P Decoder Module |
| 5 | 15 |
Engine Control Module; PASS-Key II@ Decoder Module; Fuel Pump Relay |
| 6 | 20 |
Brake LighVCruise Release Switch, Hazard Flasher |
| 7 | 15 |
Power Door Locks; Power Mirrors; Hatch Release |
| 8 | 15 |
Audio Alarm Module; Base@ Relay; Courtesy Lights: Console Compartment, Glove Box, Dome, Rearview Mirror and Radio |
| 9 | 10 |
Audio Alarm Module; Daytime Running Lights Module (Canada); Diagnostic Energy Reserve Module; Instrument Cluste |
| 10 | 20 |
Exterior Lighting |
| 11 | 20 | Cigarette Lighter; Horn Relay |
| 12 | 35 Circuit Breaker |
(35 Amp. Circuit Breaker) |
| 13 | 5 |
Brightness Control |
| 14 | 25 |
Windshield Wipermasher |
| 15 | 35 Circuit Breaker |
Power Windows |
| 16 | 3 |
Diagnostic Energy Reserve Module |
| 17 | 15 |
Radio |
Underhood Electrical Center
| Fuse | Ampere rating [A] | Usage |
| 1 | 5 |
Electronic Brake Control Module |
| 2 | 20 | Fog lamps |
| 3 | — | — |
| 4 | — | — |
| 5 | 5 |
Anti-Lock Brake Syste |
| 6 | 10 |
Coolant Fan Relays;EVAP Canister Purge Solenoid; Exhaust Gas Recirculation; LowCoolant Relay; Reverse Lockout Solenoid |
| 7 | 20 |
Air Injection Pump Assembly; Air Pump Relay |
| 8 | — | — |
| 9 | 7,5 |
Fuel Injector |
| 10 | 7,5 |
Fuel Injector |
| 11 | 10 |
VIN Engine Code S: Camshaft Position Sensor; Crankshaft Position Sensor; Electronic Ignition Module (10 Amp.) VIN Engine Code P: Ignition Coil; Ignition Coil Driver |
| 12 | 20 |
Air Conditioning Compressor Relay; Cruise Control Switches and Modul |
| Relays | Usage |
| A |
Air Conditioning Compresso |
| C |
Anti-Lock Brake System |
| D |
Primary Coolant Fan(Driver Side) |
| E |
Air Pump |
| F |
Secondary Coolant Fan (Passenger Side) |
| G |
Low Coolant |
| H |
Fan Lamps |
| J |
High Blower |
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