Fuse box diagram (fuse layout), location and assignment of fuses and also relays Chevrolet Express and also GMC Savana (2003, 2004, 2005, 2006, 2007).

You are watching: 2004 chevy express fuse box diagram



Checking and Replacing Fuses

The car has fuses and also circuit breakers to protect versus electrical system overload.

When the present electrical fill is also heavy, the circuit breaker opens and also closes, protecting the circuit until the present load returns to common or the problem is fixed. This considerably reduces the chance of circuit overload and fire resulted in by electrical problems.

Fuses and also circuit breakers defend power gadgets in the vehicle.

Replace a bad fuse through a brand-new one of the identical size and rating.

If over there is a problem on the road and a fuse needs to be replaced, the exact same amperage fuse deserve to be borrowed. Pick some features of the vehicle that is not essential to use and replace it as soon as possible.

Look at the silver-colored band inside the fuse. If the tape is broken or melted, change the fuse. Be sure you replace a bad fuse v a brand-new one the the the same size and rating.


Before replacing a fuse check that the an essential has been gotten rid of from the ignition and that all the solutions are switched turn off and/or disengaged.Do not repair fuses and also never replace a puffy fuse v one that has a greater amp rating. This can reason damage to the electrical system and also fire.Never replace a damaged fuse through anything other than a new fuse. Use always an intact fuse the the same color.If a fuse blows again contact a qualified company center.
Floor Console Fuse crate Diagram

The floor console fuse block is located under the driver seat.


№AProtected Component
1- -
210Outside Rearview winter Switch
315Courtesy lamp Relay
410Left behind Stop/Turn Signal
510Cargo Unlock Relay
610Right behind Stop/Turn Signal
710Driver Unlock Relay
810Center High placed Stop lamp (CHMSL), Cruise manage Module (CCM), accelerator Actuator control Module (TCM (2006-2007)), Transmission manage Module (Diesel), Engine manage Module (Diesel)
910HVAC regulate Assembly, waiting Temperature Actuator, HVAC control Processor (2006-2007), Auxiliary Blower motor Relays (2006-2007), Air/Mode Actuator (2006-2007)
1020HVAC control Assembly, Vacuum Pump (Diesel)
1110Electronic Brake control Module (EBCM), High Idle Switch (2006-2007), Traction control Switch (2006-2007)
1230Rear home window Defogger Relay
1330Auxiliary Blower engine Relays (Low/MED/High Speed) 
1410Driver rotate Mirror
1520Door Lock Relay
1610Upfitter Park
17- -
1810Left Tail Lamp, license Lamp
1910Passengers rotate Mirror
2010Right Ttail Lamp
2115Trailer Park Lamp
2210Inflatable Restraint l/P Module Disable Switch, former Park/Turn Signal Lamps, Front marker Lamps
2350Upfitter Wiring Harness
20Cooling pan (SEO) (2003-2005)
60Electronic Brake control Module (EBCM) (2006-2007)
2450Auxiliary Relay (YF7)
20Auxiliary Relay (SEO)
Circuit Breaker
CB125Power window (Driver/Front Passenger)
R1Rear home window Defogger
R2Front Passenger Lock Actuator, LR/RR Door Lock Actuators
R3Driver/Front Passenger/Cargo Lock Actuators, LR/RR Door Lock Actuators 
R4Auxiliary Relay
R5Courtesy Lamp
R6Cargo Unlock
R7Driver Unlock 
R8Park Lamp
R9Window Residual Accessory Power

Engine Compartment Fuse box Diagram

The fuse block is located in the engine compartment on the driver’s side of the vehicle.


№AProtected Component
115Radio, auto Communication user interface Module (VCIM (2003-2005)), Chime Module (2006-2007)
220Gasoline: Powertrain control Module (PCM)
20Diesel: Engine manage Module (ECM), Transmission manage Module (TCM), Coolant Heater
310Trailer Stop/Turn Relay (Left)
410Trailer Stop/Turn Relay (Right)
510Back-Up Lamps Trailer or C405 (Cutaway)
610Gasoline: Powertrain control Module (PCM), automatically Transmission, Body control Module (BCM)
10Diesel: Engine manage Module (ECM), light Plug regulate Module (GPCM), automatically Transmission, Body control Module (BCM)
715Stop lamp Switch
820Rear window Defogger, heated Mirror
910Right Daytime to run Lamp/Turn Signal
1010Left Daytime to run Lamp/Turn Signal 
1115Body control Module (BCM)
1220Fuel Pump Relay 
1330Trailer Wiring Harness
1415Turn Signal risk Flasher Module
1515Horn Relay
1615Body regulate Module (BCM)
1715Trailer Stop/Turn Relay (Left and Right)
1815Body manage Module (BCM)
1910Body regulate Module (BCM)
2010Remote control Door Lock recipient (RCDLR)
21104.8L/5.3L/6.0L (Gasoline): Even Fuel Injectors, even Ignition Coils
104.3L (Gasoline): Even Fuel Injectors, Ignition Coil
2210Stop lamp Switch and A/C Relay
23154.8L/5.3L/6.0L (Gasoline): Odd Fuel Injectors, odd Ignition Coils, EVAP Canister Purge Solenoid, Mass Air flow (MAF) Sensor, Park/Neutral place (PNP) Switch
154.3L (Gasoline): Odd Fuel Injectors, Ignition control Module, EVAP Canister Purge Solenoid, massive Air flow (MAF) Sensor, Park/Neutral place (PNP) Switch
10Diesel: MAF/IAT Sensor, Park/Neutral position (PNP) Switch
2410Body control Module (BCM)
2520Diesel: Fuel Heater 
2610Inside Rearview Mirror
2710Crankcase, Powertrain control Module (Gasoline), Engine regulate Module (Diesel)
2810Brake Transmission shift Interlock System
2920Auxiliary strength Outlet
3015Cigar Lighter, Data link Connector (DLC)
3110Instrument Panel swarm (IPC)
3210A/C Relay
3330Diesel: Engine regulate Module (ECM)
3410EVAP Canister Vent Solenoid (Gasoline), rear Fog lamp Relay 
3510Diesel: Cooling pan Relay
3615Back-Up Lamps, Park/Neutral place (PNP) Switch
3710Supplemental blow up Restraint System
3815Gasoline: Powertrain regulate Module (PCM), Cruise manage Module (CCM), accelerator Actuator regulate (TAC) Module, Steering WheelSpeed/Position Sensor
10Diesel: Engine control Module (ECM), bright Plug regulate Module (GPCM), Transmission regulate Module 
3915Gasoline: Oxygen Sensor
4015Gasoline: Oxygen Sensor
4115Windshield Wipers Relay
4210Right Headlamp (Low Beam)
4310Left Headlamp (Low Beam)
4410Left Headlamp (High Beam)
4510Right Headlamp (High Beam )
4610Body control Module (BCM)
4725Windshield Wiper Motor
4860Electronic Brake regulate Module (EBCM)
4940Starter Relay, Ignition Switch
5030Trailer Wiring Harness
5140Blower engine Resistor 
5240Ignition Switch
5310Diesel: Engine control Module (ECM)
54- -
55125Fuse Block - Body
Circuit Breaker
CB130Power Seat
R1Windshield Wiper
R2Air Conditioning
R3Rear Fog Lamp
R4Headlamp (High Beam)
R5Fuel Pump 
R6Headlamp (Low Beam)
R9Diesel: Engine regulate Module (ECM)
Auxiliary Fuse Box


№ACircuit Breaker
210Dome Fluorescent occupational Lamps
315Access dashboard Relays
4- -
1Access dashboard Latches (Left side Rear)
5Access dashboard Latches (Left side Front)
6Access panel Latches (Right Side)

This website provides cookies to improve your experience. We"ll i think you"re ok through this, however you have the right to opt-out if girlfriend wish. Cookie settingsACCEPT
Privacy & cookies Policy

Privacy Overview
This website provides cookies to boost your endure while girlfriend navigate v the website. The end of these cookies, the cookies that are categorized as crucial are stored on your browser as lock are vital for the working of straightforward functionalities the the website. We also use third-party cookie that help us analyze and understand how you usage this website. This cookies will be stored in your internet browser only through your consent. You additionally have the alternative to opt-out of this cookies. Yet opting out of few of these cookies may have actually an result on your looking experience.
Necessary cookies space absolutely vital for the website to duty properly. This classification only includes cookies the ensures an easy functionalities and also security functions of the website. These cookies perform not store any an individual information.

See more: How Many Types Of Huskies Are There, 8 Types Of Husky Dog Breeds (With Pictures)

Any cookie that may not be an especially necessary for the website to function and is supplied specifically to collect user personal data via analytics, ads, various other embedded components are termed as non-necessary cookies. That is mandatory to procure user consent before running these cookies on her website.