Delphi HFP922 Fuel Lift Pump

Reliable Delphi Fuel Lift Pump for Chevrolet and GMC Diesel Vehicles

The Delphi HFP922 fuel lift pump is designed to provide consistent fuel delivery for diesel-powered Chevrolet and GMC trucks and vans. Engineered for 12-volt electrical systems, this electric fuel pump ensures steady fuel flow and pressure to support optimal engine performance.

Key Features of the Delphi HFP922 Fuel Lift Pump

• Voltage: 12.0 volts, compatible with standard automotive electrical systems
• Fuel Type: Diesel, specifically designed for diesel fuel delivery
• Terminal Type: Pin with 2 female terminals for secure electrical connections
• Inlet and Outlet Type: Flare fittings with M16-1.5 thread size for reliable fuel line attachment
• Average Flow Rating: 28 liters per hour to maintain consistent fuel supply
• System Pressure: 8 psi, suitable for standard diesel fuel systems
• Electric pump type with an average current draw of 10 amps
• Standard replacement grade for dependable performance
• Package includes fuel lift pump and instruction sheet for installation guidance

Detailed Description of the Delphi HFP922 Fuel Lift Pump

The Delphi HFP922 is an electric fuel lift pump designed to meet the fuel delivery needs of diesel engines in Chevrolet and GMC vehicles such as the C1500 Suburban, C2500, C3500, Express 2500, Savana 3500, and Tahoe. Its 12-volt operation and pin-type female terminals ensure compatibility with factory wiring harnesses. The pump features flare-type inlet and outlet fittings with M16-1.5 thread sizes, providing secure connections to fuel lines. With an average flow rating of 28 liters per hour and system pressure of 8 psi, this pump supports steady fuel flow to the engine, helping maintain efficient combustion and engine performance. The absence of a strainer and gasket means installation requires attention to sealing and filtration elsewhere in the fuel system.

Common Applications and Issues Addressed

• Restores proper fuel delivery in diesel Chevrolet and GMC trucks and vans
• Resolves fuel starvation or low fuel pressure symptoms
• Addresses engine hesitation or stalling caused by inadequate fuel supply
• Replaces worn or failing electric fuel lift pumps in compatible models
• Supports reliable operation in vehicles with factory 12V diesel fuel systems

Installation Notes and Tips

• Ensure compatibility with vehicle make and model before installation
• Verify electrical connections match the 2-pin female terminal configuration
• Use appropriate sealing methods for flare fittings; gasket or seal not included
• Inspect fuel lines and filters to prevent contamination and ensure proper flow
• Follow the included instruction sheet for correct mounting and wiring procedures

Quality Assurance and Warranty Information

Delphi manufactures the HFP922 fuel lift pump to meet standard replacement grade specifications, ensuring reliable performance in diesel fuel delivery applications. While specific warranty details may vary, Delphi products typically come with manufacturer-backed coverage against defects in materials and workmanship. Refer to Delphi’s official documentation for exact warranty terms.