Delphi HP10023 Fuel Pump Hanger Assembly

Delphi Fuel Pump Hanger Assembly Overview

The Delphi HP10023 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 includes a fuel level sender and is engineered to meet standard replacement specifications for models such as the Bonneville, Celebrity, Century, Cutlass Ciera, Cutlass Cruiser, Delta 88, and LeSabre.

• Electric fuel pump with 12.0 volts operation
• In-tank design with external strainer included
• Fuel level sender assembly with float arm included
• Maximum pressure rating of 73 psi and system pressure of 44 psi
• Quick connect outlet with 0.375 inch outside diameter
• Four female pin terminals for secure electrical connection
• Compatible with gasoline fuel type
• Includes gasket/seal and lock ring for proper installation
• Average flow rating of 21 gallons per hour

Technical Details and Specifications

The Delphi HP10023 fuel pump hanger assembly operates at 12 volts and is designed for gasoline fuel systems. It features an electric pump type with an average current draw of 3 amps, ensuring efficient fuel delivery. The assembly includes an external strainer inlet type and a quick connect outlet with three outlets, each having an outside diameter of 0.375 inches. The unit maintains a maximum pressure of 73 psi and a system pressure of 44 psi, suitable for maintaining consistent fuel flow in compatible vehicles.

This assembly also includes a fuel level sender with a float arm, providing accurate fuel level readings. The four female pin terminals ensure a secure and reliable electrical connection. Resistance values range from 1.0 ohm when empty to 90.0 ohms when full, supporting precise fuel level monitoring. The package contains the fuel pump hanger assembly, float arm, seal, lock ring, and installation instructions.

Compatible Vehicles and Applications

This fuel pump hanger assembly is compatible with various Buick, Chevrolet, Oldsmobile, and Pontiac models, including:

• Buick LeSabre and Century
• Chevrolet Celebrity
• Oldsmobile Cutlass Ciera and Cutlass Cruiser
• Pontiac Bonneville and Delta 88

It is designed specifically for in-tank fuel delivery systems in these vehicles, ensuring proper fit and function.

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 indicating wear or damage
• Fuel pressure loss affecting engine performance
• Leaks or seal failures within the fuel pump hanger assembly

Installation Notes and Tips

• Ensure the vehicle’s fuel system is depressurized before removal
• Verify compatibility with your specific make, model, and year
• Inspect and replace the gasket or seal included to prevent leaks
• Handle the float arm carefully to avoid damage during installation
• Follow the included instructions for proper lock ring torque and connection

Quality Assurance and Warranty

The Delphi HP10023 fuel pump hanger assembly is manufactured to meet standard replacement quality standards. It includes all necessary components for installation and is tested for electrical and fuel delivery performance. Delphi provides a limited warranty covering defects in materials and workmanship, ensuring dependable operation when installed according to guidelines.