Delphi HP10271 Fuel Pump Hanger Assembly

Delphi Fuel Pump Hanger Assembly Overview

The Delphi HP10271 fuel pump hanger assembly is designed for reliable fuel delivery in select Buick, Chevrolet, Oldsmobile, and Pontiac vehicles. This in-tank electric fuel pump assembly supports gas fuel systems and ensures consistent pressure and flow for optimal engine performance.

• 12.0 Volt electric fuel pump designed for gas fuel
• Maximum pressure rating of 86 psi with a system pressure of 43 psi
• Includes fuel level sender assembly and external strainer for clean fuel intake
• Four female pin terminals with threaded outlet fittings (M16-1.5)
• Average flow rating of 26 gallons per hour and average current draw of 10 amps
• Comes with gasket, seals, float arm, and lock ring for secure installation

Technical Details and Features

The HP10271 fuel pump hanger assembly operates at 12 volts and is engineered for gas fuel systems commonly found in Buick Century, Chevrolet Celebrity, Oldsmobile Cutlass, and Pontiac 6000 models. Its electric pump type provides an average flow rating of 26 gallons per hour, supporting steady fuel delivery under normal operating conditions. The assembly includes an external strainer inlet to prevent debris from entering the fuel system, and a threaded outlet with three outlets sized M16-1.5 for secure fuel line connections.

The unit features four female pin terminals, ensuring proper electrical connectivity and compatibility with factory wiring harnesses. Resistance values range from 1.0 ohm when empty to 95.0 ohms when full, allowing accurate fuel level readings via the included fuel level sender assembly. The assembly is designed for in-tank installation, maintaining fuel system integrity and reducing noise.

Compatible Vehicles and Applications

This Delphi fuel pump hanger assembly is compatible with the following makes and models:

• Buick Century
• Chevrolet Celebrity
• Oldsmobile Cutlass
• Pontiac 6000

It is intended for use in gas-fueled vehicles requiring a standard replacement fuel pump hanger assembly that maintains factory specifications for pressure and flow.

Common Issues Addressed by This Fuel Pump Assembly

• Intermittent or no fuel delivery causing engine stalling or failure to start
• Inaccurate fuel level readings due to faulty sender assembly
• Fuel pump noise or vibration from worn or damaged components
• Fuel pressure loss affecting engine performance and fuel efficiency
• Clogged fuel intake due to missing or damaged strainer

Installation Notes and Tips

Installation of the Delphi HP10271 requires removal of the fuel tank to access the in-tank fuel pump hanger assembly. Ensure all electrical connections use the four-pin female terminals for proper fitment. Verify the gasket and seals are properly seated to prevent fuel leaks. The threaded outlet fittings should be securely tightened to the specified torque to maintain system pressure. Follow vehicle-specific service manuals for safe fuel system handling and pressure relief procedures.

Quality Assurance and Warranty

Delphi manufactures the HP10271 fuel pump hanger assembly to meet or exceed OEM standards for durability and performance. This standard replacement grade part includes a fuel level sender assembly and external strainer to ensure reliable operation. While specific warranty details are not provided, Delphi products typically come with manufacturer-backed quality assurance to support long-term use in compatible Buick, Chevrolet, Oldsmobile, and Pontiac vehicles.