US Motor Works USEP3633S Fuel Pump Module Assembly

Electric Fuel Pump Module for GM Trucks

US Motor Works USEP3633S is an electric fuel pump module assembly for select Chevrolet and GMC applications with a 31 gallon tank or 4-outlet configuration, depending on vehicle. It includes the tank seal and is built for direct replacement service on covered Blazer, Jimmy, Suburban, and full-size truck applications.

Key Features

• Electric fuel pump module assembly for air and fuel delivery service
• Includes tank seal
• Fits select 1987-1991 Chevrolet Blazer and GMC Jimmy applications
• Fits select Chevrolet and GMC Suburban and truck applications with 31 gallon tank or 4 outlets
• Cross-references Delphi HP10026 and Spectra Premium SP12L1H for the same application
• Part number: USEP3633S

Application Details

This fuel pump module is specified for 1987-1991 Chevrolet Blazer, 1988-1991 GMC Jimmy, and multiple Chevrolet and GMC R/V-series truck and Suburban applications. Coverage includes models such as Chevrolet R10, R20, V10, V20, V30, and GMC R1500, R2500, R3500, V1500, V2500, and V3500, with fitment notes calling out 31 gallon tank and 4-outlet configurations where applicable. USEP3633S is a direct-fit service part for these listed GM fuel system applications.

What It Helps Resolve

• Hard starting caused by a failing in-tank fuel pump module
• Fuel delivery loss or intermittent fuel pressure
• Engine stalling related to weak pump output
• Fuel system leaks at the tank seal area
• Driveability issues on covered Chevrolet and GMC Blazer, Jimmy, and Suburban models

Installation Notes

Verify tank style, outlet count, and model-year fitment before installation. Confirm the vehicle uses the listed 31 gallon tank or 4-outlet configuration where noted. Replace the tank seal during service and inspect the fuel tank, electrical connector, and fuel lines for wear or contamination before reassembly.

Quality Assurance

US Motor Works supplies this electric fuel pump module as a replacement part for the listed GM applications. Use the confirmed fitment data above to match the correct Chevrolet and GMC vehicle, model year, and tank configuration before ordering.