Delphi HFP955 Fuel Lift Pump

Reliable Fuel Lift Pump for Chevrolet and GMC Diesel Vehicles

The Delphi HFP955 fuel lift pump is designed to provide consistent fuel delivery for select Chevrolet and GMC diesel models. Engineered as a standard replacement, this electric fuel pump ensures proper fuel flow and system pressure for optimal engine performance.

• 12-volt electric fuel lift pump compatible with diesel fuel
• Threaded inlet and outlet fittings with M16-1.5 thread size
• Blade-type female terminals with two connections
• Average flow rating of 25 liters per hour and system pressure of 1.5 psi
• Standard replacement grade with included instruction sheet

Technical Specifications and Features

The Delphi HFP955 operates on a 12.0-volt electrical system and is designed specifically for diesel fuel applications. It features threaded inlet and outlet ports, both sized M16-1.5, allowing secure and leak-resistant connections. The pump uses blade-type female terminals with two connections to ensure proper electrical contact. With an average current draw of 10 amps, this electric fuel lift pump delivers a steady flow rate of 25 liters per hour at a system pressure of 1.5 psi. Note that this unit does not include a gasket, seal, or strainer.

Compatible Chevrolet and GMC Models

This fuel lift pump is compatible with a range of Chevrolet and GMC diesel vehicles, including Chevrolet Express 2500 and 3500, GMC Savana 2500 and 3500, as well as heavy-duty trucks like the Chevrolet Silverado 2500 HD, 3500, and their Classic and HD variants. It also fits GMC Sierra 2500 HD, 3500, and their Classic and HD models. The Delphi HFP955 is an appropriate replacement part for maintaining fuel delivery systems in these vehicles.

Common Applications and Problem Resolution

• Restores proper fuel delivery in diesel engines experiencing fuel starvation
• Resolves low fuel pressure issues causing engine hesitation or stalling
• Replaces faulty or worn-out fuel lift pumps in Chevrolet and GMC trucks
• Addresses intermittent engine performance problems related to fuel supply
• Supports maintenance of fuel system integrity in heavy-duty diesel vehicles

Installation Notes and Tips

Installation requires matching the M16-1.5 threaded inlet and outlet fittings to the vehicle’s fuel lines. Ensure electrical connections are made to the blade-type female terminals with proper polarity. Since the pump does not include a gasket or seal, use appropriate sealing materials to prevent leaks. Follow the included instruction sheet carefully for correct mounting and wiring procedures. It is recommended to verify compatibility with your specific vehicle model before installation.

Quality Assurance and Warranty Information

Delphi manufactures the HFP955 fuel lift pump to meet standard replacement quality levels, ensuring reliable operation within specified parameters. While no specific warranty details are provided here, Delphi products typically adhere to industry standards for durability and performance. For warranty information, consult the product documentation or authorized Delphi service providers.