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

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Checking and also Replacing Fuses

The vehicle has fuses and circuit breakers to protect against electrical mechanism overload.

When the present electrical pack is too heavy, the circuit breaker opens and closes, protecting the circuit till the current load returns to normal or the difficulty is fixed. This significantly reduces the chance of circuit overload and fire led to by electrical problems.

Fuses and circuit breakers safeguard power devices in the vehicle.

Replace a poor fuse v a new one that the identical size and also rating.

If there is a problem on the road and also a fuse needs to it is in replaced, the exact same amperage fuse deserve to be borrowed. Select some attributes of the auto that is not needed to use and replace the as soon as possible.

Look in ~ the silver-colored tape inside the fuse. If the tape is damaged or melted, change the fuse. Be certain you change a negative fuse v a new one the the similar size and also rating.


Before replacing a fuse inspect that the vital has been eliminated from the ignition and that every the services are switched off and/or disengaged.Do no repair fuses and also never replace a swollen fuse v one that has a higher amp rating. This can cause damage come the electrical system and fire.Never change a damaged fuse with anything other than a brand-new fuse. Use always an intact fuse of the very same color.If a fuse blows again contact a qualified service center.
Floor Console Fuse crate Diagram

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


№AProtected Component
1- -
210Outside Rearview winter Switch
315Courtesy lamp Relay
410Left behind Stop/Turn Signal
510Cargo Unlock Relay
610Right rear Stop/Turn Signal
710Driver Unlock Relay
810Center High placed Stop desk lamp (CHMSL), Cruise control Module (CCM), accelerator Actuator regulate Module (TCM (2006-2007)), Transmission regulate Module (Diesel), Engine manage Module (Diesel)
910HVAC regulate Assembly, air Temperature Actuator, HVAC control Processor (2006-2007), Auxiliary Blower engine Relays (2006-2007), Air/Mode Actuator (2006-2007)
1020HVAC regulate Assembly, Vacuum Pump (Diesel)
1110Electronic Brake manage Module (EBCM), High Idle Switch (2006-2007), Traction control Switch (2006-2007)
1230Rear home window Defogger Relay
1330Auxiliary Blower motor Relays (Low/MED/High Speed) 
1410Driver turn Mirror
1520Door Lock Relay
1610Upfitter Park
17- -
1810Left Tail Lamp, patent 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 regulate Module (EBCM) (2006-2007)
2450Auxiliary Relay (YF7)
20Auxiliary Relay (SEO)
Circuit Breaker
CB125Power window (Driver/Front Passenger)
R1Rear 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 situated in the engine compartment ~ above the driver’s side of the vehicle.


№AProtected Component
115Radio, auto Communication user interface Module (VCIM (2003-2005)), Chime Module (2006-2007)
220Gasoline: Powertrain regulate Module (PCM)
20Diesel: Engine manage Module (ECM), Transmission control 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), glow Plug control Module (GPCM), automatically Transmission, Body manage Module (BCM)
715Stop lamp Switch
820Rear home window Defogger, boil Mirror
910Right Daytime to run Lamp/Turn Signal
1010Left Daytime to run Lamp/Turn Signal 
1115Body manage Module (BCM)
1220Fuel Pump Relay 
1330Trailer Wiring Harness
1415Turn Signal peril Flasher Module
1515Horn Relay
1615Body manage Module (BCM)
1715Trailer Stop/Turn Relay (Left and also Right)
1815Body control Module (BCM)
1910Body regulate Module (BCM)
2010Remote control Door Lock recipient (RCDLR)
21104.8L/5.3L/6.0L (Gasoline): Even Fuel Injectors, also Ignition Coils
104.3L (Gasoline): Even Fuel Injectors, Ignition Coil
2210Stop desk lamp Switch and also A/C Relay
23154.8L/5.3L/6.0L (Gasoline): Odd Fuel Injectors, strange 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, fixed Air flow (MAF) Sensor, Park/Neutral place (PNP) Switch
10Diesel: MAF/IAT Sensor, Park/Neutral place (PNP) Switch
2410Body manage Module (BCM)
2520Diesel: Fuel Heater 
2610Inside Rearview Mirror
2710Crankcase, Powertrain control Module (Gasoline), Engine manage Module (Diesel)
2810Brake Transmission shift Interlock System
2920Auxiliary power Outlet
3015Cigar Lighter, Data attach Connector (DLC)
3110Instrument Panel cluster (IPC)
3210A/C Relay
3330Diesel: Engine control Module (ECM)
3410EVAP Canister Vent Solenoid (Gasoline), behind Fog desk lamp Relay 
3510Diesel: Cooling fan Relay
3615Back-Up Lamps, Park/Neutral place (PNP) Switch
3710Supplemental blow up Restraint System
3815Gasoline: Powertrain control Module (PCM), Cruise control Module (CCM), accelerator Actuator control (TAC) Module, Steering WheelSpeed/Position Sensor
10Diesel: Engine manage Module (ECM), bright Plug regulate Module (GPCM), Transmission control 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 regulate Module (BCM)
4725Windshield Wiper Motor
4860Electronic Brake manage Module (EBCM)
4940Starter Relay, Ignition Switch
5030Trailer Wiring Harness
5140Blower engine Resistor 
5240Ignition Switch
5310Diesel: Engine regulate 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 manage Module (ECM)
Auxiliary Fuse Box


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

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