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Part #: USEP3966M

US Motor Works USEP3966M Fuel Pump Module Assembly

ELECTRIC FUEL PUMP MODULE
⚙️ 114 vehicles fit this part
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✅OE Direct Replacement — Bolt-on fit, no modifications needed
📦ELECTRIC FUEL PUMP MODULE
🚗Fitment: Chevrolet and GMC, Express 2500, Express 3500, Savana 2500, P30, Savana 3500, Express 1500, and Savana 1500
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Reliable Fuel Delivery for Chevrolet and GMC Vehicles

The US Motor Works ELECTRIC FUEL PUMP MODULE USEP3966M is designed to provide consistent fuel delivery for select Chevrolet and GMC models. Engineered to meet OEM specifications, this fuel pump module assembly ensures proper fuel system performance for your vehicle.

  • Compatible with Chevrolet Express 1500, 2500, 3500 and GMC Savana 1500, 2500, 3500, and P30 models
  • Complete fuel pump module assembly for direct replacement
  • Designed to maintain optimal fuel pressure and flow
  • Manufactured by US Motor Works, a trusted brand in fuel system components
  • Part number USEP3966M for precise fitment and identification

About the ELECTRIC FUEL PUMP MODULE Product Line

The ELECTRIC FUEL PUMP MODULE line from US Motor Works focuses on delivering reliable and efficient fuel pump assemblies tailored for specific vehicle applications. This product line emphasizes compatibility and quality to ensure proper integration with the fuel delivery system of Chevrolet and GMC vans and trucks, including the Express and Savana series.

Product Details and Compatibility

This fuel pump module assembly is engineered to fit Chevrolet Express 1500, 2500, and 3500 models as well as GMC Savana 1500, 2500, 3500, and P30 vehicles. The USEP3966M part number corresponds to a complete module that replaces the original equipment, restoring fuel system functionality. It is designed to maintain consistent fuel pressure and flow, which is critical for engine performance and efficiency.

Common Applications and Issues Addressed

  • Resolves fuel delivery problems such as engine stalling or hesitation
  • Addresses fuel pump failure symptoms including no-start conditions
  • Eliminates inconsistent fuel pressure causing rough idling or poor acceleration
  • Replaces worn or damaged fuel pump modules to restore vehicle reliability
  • Prevents fuel system malfunctions in Chevrolet Express and GMC Savana vans

Installation Notes and Tips

Installation of the USEP3966M fuel pump module should be performed by a qualified technician familiar with fuel system components. Ensure the vehicle’s fuel tank is properly drained and depressurized before removal. Verify compatibility with the specific Chevrolet or GMC model year and engine configuration. Follow all safety precautions to avoid fuel leaks or fire hazards during installation.

Quality Assurance and Warranty

US Motor Works manufactures the ELECTRIC FUEL PUMP MODULE line to meet or exceed OEM standards. While specific warranty details for part number USEP3966M may vary, US Motor Works typically offers coverage against defects in materials and workmanship. Confirm warranty terms with the supplier or manufacturer documentation prior to installation.

This part fits 114 vehicles. Search below:

YearMakeModelSubmodelBody TypeLitersCylindersFuel TypePositionNotes
2002ChevroletExpress 1500LT5.7LV8GASN/AExc.Calif (GVW Over 8,500 Lbs.)
2002ChevroletExpress 25005.7LV8GASN/A(Exc.Fitting for Fuel Line); Exc.Calif (Over GVW 8,500 Lbs.); ELECTRIC FUEL PUMP MODULE
2002ChevroletExpress 25005.7LV8BI-FUELN/A(Exc.Fitting for Fuel Line); Exc.Calif (Over GVW 8,500 Lbs.); ELECTRIC FUEL PUMP MODULE
2002ChevroletExpress 3500Standard Passenger Van5.7LV8GASN/A(Exc.Fitting for Fuel Line); (Federal); ELECTRIC FUEL PUMP MODULE
2002ChevroletExpress 3500Standard Cargo Van5.7LV8GASN/A(Exc.Fitting for Fuel Line); (Federal); ELECTRIC FUEL PUMP MODULE
2002ChevroletExpress 3500Extended Passenger Van5.7LV8GASN/A(Exc.Fitting for Fuel Line); (Federal); ELECTRIC FUEL PUMP MODULE
2002ChevroletExpress 3500Extended Cargo Van5.7LV8GASN/A(Exc.Fitting for Fuel Line); (Federal); ELECTRIC FUEL PUMP MODULE
2002ChevroletExpress 3500Cutaway Van5.7LV8GASN/A(55 Gallon Fuel Tank); (Exc.Fitting for Fuel Line); ELECTRIC FUEL PUMP MODULE
2002ChevroletExpress 3500Standard Passenger Van5.7LV8BI-FUELN/A(Exc.Fitting for Fuel Line); (Federal); ELECTRIC FUEL PUMP MODULE
2002ChevroletExpress 3500Standard Cargo Van5.7LV8BI-FUELN/A(Exc.Fitting for Fuel Line); (Federal); ELECTRIC FUEL PUMP MODULE
2002ChevroletExpress 3500Extended Passenger Van5.7LV8BI-FUELN/A(Exc.Fitting for Fuel Line); (Federal); ELECTRIC FUEL PUMP MODULE
2002ChevroletExpress 3500Extended Cargo Van5.7LV8BI-FUELN/A(Exc.Fitting for Fuel Line); (Federal); ELECTRIC FUEL PUMP MODULE
2002GMCSavana 1500SLT5.7LV8GASN/AExc.Calif (GVW Over 8,500 Lbs.)
2002GMCSavana 25005.0LV8GASN/A(Exc.Fitting for Fuel Line); Exc.Calif (Over GVW 8,500 Lbs.); ELECTRIC FUEL PUMP MODULE
2002GMCSavana 25004.3LV6GASN/A(Exc.Fitting for Fuel Line); Exc.Calif (Over GVW 8,500 Lbs.); ELECTRIC FUEL PUMP MODULE
2002GMCSavana 3500SLT8.1LV8GASN/AExc.Cutaway Chassis (Exc.Calif) (GVW Over 8,500 Lbs.)
2001ChevroletExpress 1500LT5.7LV8GASN/AExc.Calif (GVW Over 8,500 Lbs.)
2001ChevroletExpress 25005.7LV8GASN/A(Exc.Fitting for Fuel Line); Exc.Calif (Over GVW 8,500 Lbs.); ELECTRIC FUEL PUMP MODULE
2001ChevroletExpress 25005.7LV8CNGN/A(Exc.Fitting for Fuel Line); Exc.Calif (Over GVW 8,500 Lbs.); ELECTRIC FUEL PUMP MODULE
2001ChevroletExpress 3500Standard Passenger Van5.7LV8GASN/A(Exc.Fitting for Fuel Line); (Federal); ELECTRIC FUEL PUMP MODULE
2001ChevroletExpress 3500Standard Cargo Van5.7LV8GASN/A(Exc.Fitting for Fuel Line); (Federal); ELECTRIC FUEL PUMP MODULE
2001ChevroletExpress 3500Extended Passenger Van5.7LV8GASN/A(Exc.Fitting for Fuel Line); (Federal); ELECTRIC FUEL PUMP MODULE
2001ChevroletExpress 3500Extended Cargo Van5.7LV8GASN/A(Exc.Fitting for Fuel Line); (Federal); ELECTRIC FUEL PUMP MODULE
2001ChevroletExpress 3500Cutaway Van5.7LV8GASN/A(55 Gallon Fuel Tank); (Exc.Fitting for Fuel Line); ELECTRIC FUEL PUMP MODULE
2001ChevroletP304.3LV6N/AELECTRIC FUEL PUMP MODULE
2001GMCSavana 1500SLT5.7LV8GASN/AExc.Calif (GVW Over 8,500 Lbs.)
2001GMCSavana 25005.0LV8GASN/A(Exc.Fitting for Fuel Line); Exc.Calif (Over GVW 8,500 Lbs.); ELECTRIC FUEL PUMP MODULE
2001GMCSavana 25004.3LV6GASN/A(Exc.Fitting for Fuel Line); Exc.Calif (Over GVW 8,500 Lbs.); ELECTRIC FUEL PUMP MODULE
2001GMCSavana 3500SLT8.1LV8GASN/AExc.Cutaway Chassis (Exc.Calif) (GVW Over 8,500 Lbs.)
2000ChevroletExpress 1500LS5.7LV8GASN/AExc.Calif (GVW Over 8,500 Lbs.)
2000ChevroletExpress 25005.7LV8GASN/A(Exc.Fitting for Fuel Line); Exc.Calif (Over GVW 8,500 Lbs.); ELECTRIC FUEL PUMP MODULE
2000ChevroletExpress 3500Standard Passenger Van5.7LV8GASN/A(Exc.Fitting for Fuel Line); (Federal); ELECTRIC FUEL PUMP MODULE
2000ChevroletExpress 3500Standard Cargo Van5.7LV8GASN/A(Exc.Fitting for Fuel Line); (Federal); ELECTRIC FUEL PUMP MODULE
2000ChevroletExpress 3500Extended Passenger Van5.7LV8GASN/A(Exc.Fitting for Fuel Line); (Federal); ELECTRIC FUEL PUMP MODULE
2000ChevroletExpress 3500Extended Cargo Van5.7LV8GASN/A(Exc.Fitting for Fuel Line); (Federal); ELECTRIC FUEL PUMP MODULE
2000ChevroletExpress 3500Cutaway Van5.7LV8GASN/A(55 Gallon Fuel Tank); (Exc.Fitting for Fuel Line); ELECTRIC FUEL PUMP MODULE
2000GMCSavana 1500SLE5.7LV8GASN/AExc.Calif (GVW Over 8,500 Lbs.)
2000GMCSavana 25005.7LV8GASN/A(Exc.Fitting for Fuel Line); Exc.Calif (Over GVW 8,500 Lbs.); ELECTRIC FUEL PUMP MODULE
2000GMCSavana 3500Standard Passenger Van5.7LV8GASN/A(Exc.Fitting for Fuel Line); (Federal); ELECTRIC FUEL PUMP MODULE
2000GMCSavana 3500Standard Cargo Van5.7LV8GASN/A(Exc.Fitting for Fuel Line); (Federal); ELECTRIC FUEL PUMP MODULE
2000GMCSavana 3500Extended Passenger Van5.7LV8GASN/A(Exc.Fitting for Fuel Line); (Federal); ELECTRIC FUEL PUMP MODULE
2000GMCSavana 3500Extended Cargo Van5.7LV8GASN/A(Exc.Fitting for Fuel Line); (Federal); ELECTRIC FUEL PUMP MODULE
2000GMCSavana 3500Cutaway Van5.7LV8GASN/A(55 Gallon Fuel Tank); (Exc.Fitting for Fuel Line); ELECTRIC FUEL PUMP MODULE
1999ChevroletExpress 1500LS5.7LV8GASN/AExc.Calif (GVW Over 8,500 Lbs.)
1999ChevroletExpress 25005.7LV8GASN/A(Exc.Fitting for Fuel Line); Exc.Calif (Over GVW 8,500 Lbs.); ELECTRIC FUEL PUMP MODULE
1999ChevroletExpress 25005.7LV8N/AVAZ; ELECTRIC FUEL PUMP MODULE
1999ChevroletExpress 3500Standard Passenger Van5.7LV8GASN/A(Exc.Calif); (Exc.Fitting for Fuel Line); ELECTRIC FUEL PUMP MODULE
1999ChevroletExpress 3500Standard Cargo Van5.7LV8GASN/A(Exc.Calif); (Exc.Fitting for Fuel Line); ELECTRIC FUEL PUMP MODULE
1999ChevroletExpress 3500Extended Passenger Van5.7LV8GASN/A(Exc.Calif); (Exc.Fitting for Fuel Line); ELECTRIC FUEL PUMP MODULE
1999ChevroletExpress 3500Extended Cargo Van5.7LV8GASN/A(Exc.Calif); (Exc.Fitting for Fuel Line); ELECTRIC FUEL PUMP MODULE
1999ChevroletExpress 3500Cutaway Van5.7LV8GASN/A(Exc.Calif) (55 Gallon Fuel Tank); (Exc.Fitting for Fuel Line); ELECTRIC FUEL PUMP MODULE
1999GMCSavana 1500SLE5.7LV8GASN/AExc.Calif (GVW Over 8,500 Lbs.)
1999GMCSavana 25005.7LV8GASN/A(Exc.Fitting for Fuel Line); Exc.Calif (Over GVW 8,500 Lbs.); ELECTRIC FUEL PUMP MODULE
1999GMCSavana 3500Standard Passenger Van5.7LV8GASN/A(Exc.Calif); (Exc.Fitting for Fuel Line); ELECTRIC FUEL PUMP MODULE
1999GMCSavana 3500Standard Cargo Van5.7LV8GASN/A(Exc.Calif); (Exc.Fitting for Fuel Line); ELECTRIC FUEL PUMP MODULE
1999GMCSavana 3500Extended Passenger Van5.7LV8GASN/A(Exc.Calif); (Exc.Fitting for Fuel Line); ELECTRIC FUEL PUMP MODULE
1999GMCSavana 3500Extended Cargo Van5.7LV8GASN/A(Exc.Calif); (Exc.Fitting for Fuel Line); ELECTRIC FUEL PUMP MODULE
1999GMCSavana 3500Cutaway Van5.7LV8GASN/A(Exc.Calif) (55 Gallon Fuel Tank); (Exc.Fitting for Fuel Line); ELECTRIC FUEL PUMP MODULE
1998ChevroletExpress 1500LS5.7LV8GASN/AExc.Calif (GVW Over 8,500 Lbs.)
1998ChevroletExpress 25005.7LV8GASN/A(Exc.Fitting for Fuel Line); Exc.Calif (Over GVW 8,500 Lbs.); ELECTRIC FUEL PUMP MODULE
1998ChevroletExpress 3500Standard Passenger Van7.4LV8GASN/A(Exc.Calif); (Exc.Fitting for Fuel Line); ELECTRIC FUEL PUMP MODULE
1998ChevroletExpress 3500Standard Cargo Van7.4LV8GASN/A(Exc.Calif); (Exc.Fitting for Fuel Line); ELECTRIC FUEL PUMP MODULE
1998ChevroletExpress 3500Extended Passenger Van7.4LV8GASN/A(Exc.Calif); (Exc.Fitting for Fuel Line); ELECTRIC FUEL PUMP MODULE
1998ChevroletExpress 3500Extended Cargo Van7.4LV8GASN/A(Exc.Calif); (Exc.Fitting for Fuel Line); ELECTRIC FUEL PUMP MODULE
1998ChevroletExpress 3500Cutaway Van7.4LV8GASN/A(Exc.Calif) (55 Gallon Fuel Tank); (Exc.Fitting for Fuel Line); ELECTRIC FUEL PUMP MODULE
1998ChevroletExpress 3500Standard Passenger Van5.7LV8GASN/A(Exc.Calif); (Exc.Fitting for Fuel Line); ELECTRIC FUEL PUMP MODULE
1998ChevroletExpress 3500Standard Cargo Van5.7LV8GASN/A(Exc.Calif); (Exc.Fitting for Fuel Line); ELECTRIC FUEL PUMP MODULE
1998ChevroletExpress 3500Extended Passenger Van5.7LV8GASN/A(Exc.Calif); (Exc.Fitting for Fuel Line); ELECTRIC FUEL PUMP MODULE
1998ChevroletExpress 3500Extended Cargo Van5.7LV8GASN/A(Exc.Calif); (Exc.Fitting for Fuel Line); ELECTRIC FUEL PUMP MODULE
1998ChevroletExpress 3500Cutaway Van5.7LV8GASN/A(Exc.Calif) (55 Gallon Fuel Tank); (Exc.Fitting for Fuel Line); ELECTRIC FUEL PUMP MODULE
1998GMCSavana 1500SLE5.7LV8GASN/AExc.Calif (GVW Over 8,500 Lbs.)
1998GMCSavana 25005.7LV8GASN/A(Exc.Fitting for Fuel Line); Exc.Calif (Over GVW 8,500 Lbs.); ELECTRIC FUEL PUMP MODULE
1998GMCSavana 3500Standard Passenger Van7.4LV8GASN/A(Exc.Calif); (Exc.Fitting for Fuel Line); ELECTRIC FUEL PUMP MODULE
1998GMCSavana 3500Standard Cargo Van7.4LV8GASN/A(Exc.Calif); (Exc.Fitting for Fuel Line); ELECTRIC FUEL PUMP MODULE
1998GMCSavana 3500Extended Passenger Van7.4LV8GASN/A(Exc.Calif); (Exc.Fitting for Fuel Line); ELECTRIC FUEL PUMP MODULE
1998GMCSavana 3500Extended Cargo Van7.4LV8GASN/A(Exc.Calif); (Exc.Fitting for Fuel Line); ELECTRIC FUEL PUMP MODULE
1998GMCSavana 3500Cutaway Van7.4LV8GASN/A(Exc.Calif) (55 Gallon Fuel Tank); (Exc.Fitting for Fuel Line); ELECTRIC FUEL PUMP MODULE
1998GMCSavana 3500Standard Passenger Van5.7LV8GASN/A(Exc.Calif); (Exc.Fitting for Fuel Line); ELECTRIC FUEL PUMP MODULE
1998GMCSavana 3500Standard Cargo Van5.7LV8GASN/A(Exc.Calif); (Exc.Fitting for Fuel Line); ELECTRIC FUEL PUMP MODULE
1998GMCSavana 3500Extended Passenger Van5.7LV8GASN/A(Exc.Calif); (Exc.Fitting for Fuel Line); ELECTRIC FUEL PUMP MODULE
1998GMCSavana 3500Extended Cargo Van5.7LV8GASN/A(Exc.Calif); (Exc.Fitting for Fuel Line); ELECTRIC FUEL PUMP MODULE
1998GMCSavana 3500Cutaway Van5.7LV8GASN/A(Exc.Calif) (55 Gallon Fuel Tank); (Exc.Fitting for Fuel Line); ELECTRIC FUEL PUMP MODULE
1997ChevroletExpress 15005.7LV8N/A(Exc.Fitting for Fuel Line); ELECTRIC FUEL PUMP MODULE
1997ChevroletExpress 15005.0LV8N/A(Exc.Fitting for Fuel Line); ELECTRIC FUEL PUMP MODULE
1997ChevroletExpress 15004.3LV6N/A(Exc.Fitting for Fuel Line); ELECTRIC FUEL PUMP MODULE
1997ChevroletExpress 25005.7LV8GASN/A(Exc.Fitting for Fuel Line); ELECTRIC FUEL PUMP MODULE
1997ChevroletExpress 25005.0LV8GASN/A(Exc.Fitting for Fuel Line); ELECTRIC FUEL PUMP MODULE
1997ChevroletExpress 25004.3LV6GASN/A(Exc.Fitting for Fuel Line); ELECTRIC FUEL PUMP MODULE
1997ChevroletExpress 3500Standard Passenger Van7.4LV8GASN/A(Exc.Fitting for Fuel Line); ELECTRIC FUEL PUMP MODULE
1997ChevroletExpress 3500Standard Cargo Van7.4LV8GASN/A(Exc.Fitting for Fuel Line); ELECTRIC FUEL PUMP MODULE
1997ChevroletExpress 3500Extended Passenger Van7.4LV8GASN/A(Exc.Fitting for Fuel Line); ELECTRIC FUEL PUMP MODULE
1997ChevroletExpress 3500Extended Cargo Van7.4LV8GASN/A(Exc.Fitting for Fuel Line); ELECTRIC FUEL PUMP MODULE
1997ChevroletExpress 3500Cutaway Van7.4LV8GASN/A(55 Gallon Fuel Tank); (Exc.Fitting for Fuel Line); ELECTRIC FUEL PUMP MODULE
1997ChevroletExpress 3500Standard Passenger Van5.7LV8GASN/A(Exc.Fitting for Fuel Line); ELECTRIC FUEL PUMP MODULE
1997ChevroletExpress 3500Standard Cargo Van5.7LV8GASN/A(Exc.Fitting for Fuel Line); ELECTRIC FUEL PUMP MODULE
1997ChevroletExpress 3500Extended Passenger Van5.7LV8GASN/A(Exc.Fitting for Fuel Line); ELECTRIC FUEL PUMP MODULE
1997ChevroletExpress 3500Extended Cargo Van5.7LV8GASN/A(Exc.Fitting for Fuel Line); ELECTRIC FUEL PUMP MODULE
1997ChevroletExpress 3500Cutaway Van5.7LV8GASN/A(55 Gallon Fuel Tank); (Exc.Fitting for Fuel Line); ELECTRIC FUEL PUMP MODULE
1997GMCSavana 15005.7LV8N/A(Exc.Fitting for Fuel Line); ELECTRIC FUEL PUMP MODULE
1997GMCSavana 15005.0LV8N/A(Exc.Fitting for Fuel Line); ELECTRIC FUEL PUMP MODULE
1997GMCSavana 15004.3LV6N/A(Exc.Fitting for Fuel Line); ELECTRIC FUEL PUMP MODULE
1997GMCSavana 25005.7LV8GASN/A(Exc.Fitting for Fuel Line); ELECTRIC FUEL PUMP MODULE
1997GMCSavana 25005.0LV8GASN/A(Exc.Fitting for Fuel Line); ELECTRIC FUEL PUMP MODULE
1997GMCSavana 25004.3LV6GASN/A(Exc.Fitting for Fuel Line); ELECTRIC FUEL PUMP MODULE
1997GMCSavana 3500Standard Passenger Van7.4LV8GASN/A(Exc.Fitting for Fuel Line); ELECTRIC FUEL PUMP MODULE
1997GMCSavana 3500Standard Cargo Van7.4LV8GASN/A(Exc.Fitting for Fuel Line); ELECTRIC FUEL PUMP MODULE
1997GMCSavana 3500Extended Passenger Van7.4LV8GASN/A(Exc.Fitting for Fuel Line); ELECTRIC FUEL PUMP MODULE
1997GMCSavana 3500Extended Cargo Van7.4LV8GASN/A(Exc.Fitting for Fuel Line); ELECTRIC FUEL PUMP MODULE
1997GMCSavana 3500Cutaway Van7.4LV8GASN/A(55 Gallon Fuel Tank); (Exc.Fitting for Fuel Line); ELECTRIC FUEL PUMP MODULE
1997GMCSavana 3500Standard Passenger Van5.7LV8GASN/A(Exc.Fitting for Fuel Line); ELECTRIC FUEL PUMP MODULE
1997GMCSavana 3500Standard Cargo Van5.7LV8GASN/A(Exc.Fitting for Fuel Line); ELECTRIC FUEL PUMP MODULE
1997GMCSavana 3500Extended Passenger Van5.7LV8GASN/A(Exc.Fitting for Fuel Line); ELECTRIC FUEL PUMP MODULE
1997GMCSavana 3500Extended Cargo Van5.7LV8GASN/A(Exc.Fitting for Fuel Line); ELECTRIC FUEL PUMP MODULE
1997GMCSavana 3500Cutaway Van5.7LV8GASN/A(55 Gallon Fuel Tank); (Exc.Fitting for Fuel Line); ELECTRIC FUEL PUMP MODULE

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.

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