Jonathan Yarden May 06, 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: 2005, 2006, 2007, 2008, 2009, 2010
Engine compartment fuse box
| No. |
A |
Description |
| Ef1 | 30 | Cooling Fan HI Relay |
| Ef2 | 50 | EBCM |
| Ef4 | 30 | I/P Fuse Block(F1~F5) |
| Ef5 | 30 | Ignition Switch |
| Ef6 | 30 | Ignition Switch |
| Ef7 | 10 | A/C Compressor Relay |
| Ef8 | 20 | Cooling Fan LOW Relay |
| Ef9 | 10 | Front Fog Lamp Relay |
| Ef10 | 10 | Horn,Horn Relay |
| Ef21 | 15 | Head Lamp HI Relay |
| Ef22 | 15 | Fuel Pump Relay |
| Ef23 | 15 | Hazard Switch |
| Ef24 | 20 | Defog Relay |
| Ef25 | 10 | TCM, ECM |
| Ef11 | 10 | Tali Lamp, Audio, Hazard Switch, Defog Switch, A/C Switch, Gear Lever Illumination(A/T) Cluster, Head Lamp Leveling Switch, DRL Module, DRL Relay, Position Lamp & HLLD |
| Ef12 | 10 | DRL Module, Tail Lamp, Position Lamp & HLLD |
| Ef17 | 10 | Head Lamp LOW, ECM, Rear Fog Lamp Relay, DRL Module, Head Lamp Leveling Switch |
| Ef18 | 10 | Head Lamp LOW |
| Ef19 | 15 | EI System(Sirius D32), ECM, Injector, Rough Road Sensor, EEGR, HO2S, CMP Sensor, Canister Purge Solenoid |
| Relays | ||
| R1 | A/C Compressor Relay | |
| R2 | Main Relay | |
| R3 | Cooling Fan Low Speed Relay | |
| R4 | Cooling Fan High Speed Relay | |
| R5 | Illumination Relay | |
| R6 | FRT Fog Lamp Relay | |
| R7 | Horn Relay | |
| R8 | H/L Low Relay | |
| R9 | H/L Hi Relay | |
| R10 | Fuel Pump Relay | |
Instrument Panel Fuse Block
| No. |
A |
Description |
| F1 | 15 | DRL Relay, DRL Module |
| F2 | 10 | DLC, Cluster, Tell Tale Box, Immobilizer |
| F3 | 10 | Audio, Battery Saver, Room Lamp, Tailgate Lamp |
| F4 | 15 | CDL Relay, Central Door Locking Switch, Anti-theft Control Unit |
| F5 | 10 | Stop Lamp Switch |
| F10 | 10 | Cluster, Tell Tale Box, Stop Lamp, Battery Saver, Anti-theft Control Unit, O/D Switch |
| F11 | 10 | SDM |
| F12 | 30 | Power Window Switch, Co-Driver Power Window Switch |
| F13 | 10 | Hazard Switch, Over Speed Buzzer Relay, DRL Module |
| F14 | 15 | Engine Fuse Block |
| F6 | 10 | Wiper Switch, Rear Wiper Motor, Defog Relay, Defroster Switch |
| F7 | 15 | Wiper Switch, Wiper Relay |
| F8 | 10 | TR Switch(A/T), Reverse Lamp Switch(M/T) |
| F9 | 20 | Blower Switch |
| F16 | 10 | Electric OSRVM |
| F17 | 15 | Cigar Lighter |
| F18 | 10 | Audio |
| Relays | ||
| R1 | Rear Fog Lamp Relay / Over Speed Warning Buzzer | |
| R2 | DRL Relay | |
| R3 | Defog Relay | |
| R4 | Wiper Relay | |
| R5 | Blinker Unit | |
| R6 | Battery Saver | |
WARNING: Terminal and harness assignments for individual connectors will vary depending on vehicle equipment level, model, and market.
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