Delphi HP10023 Fuel Pump Hanger Assembly

Delphi HP10023 Fuel Pump Hanger Assembly

Delphi HP10023 is an in-tank fuel pump hanger assembly for gasoline applications, built for direct replacement service on select GM vehicles. It combines the fuel pump, fuel level sender, seal, lock ring, and float arm in one assembly for a complete fuel delivery repair.

With OE-based engineering and a 12-volt electric design, this fuel pump hanger assembly supports consistent fuel pressure and accurate tank level reporting. It is a practical choice for Buick Century, Oldsmobile Cutlass Cruiser, and related applications that need a standard replacement fuel pump assembly.

Key Features

• In-tank electric fuel pump hanger assembly for gas fuel systems
• Delphi HP10023 replacement part for select Buick, Oldsmobile, Pontiac, and Chevrolet applications
• Maximum pressure rating of 73.0 psi with 44 psi system pressure
• Average flow rating of 21 and average current draw of 3
• Fuel level sender assembly included for tank level signal restoration
• Quick-connect outlet design with 3 outlet ports and 0.375 in. outlet outside diameter
• Gasket or seal included, along with strainer and lock ring
• 4-pin female terminal connection, 12.0 volt operation

Detailed Description

The Delphi HP10023 fuel pump hanger assembly is a standard replacement solution for vehicles that use an in-tank gasoline pump and integrated sender. Delphi draws on OE heritage and decades of supplier experience to produce aftermarket fuel system parts with the fit and function expected in service replacement work. This assembly is built for applications such as 1987-1992 Buick Century, 1987-1992 Oldsmobile Cutlass Cruiser, 1990-1991 Buick LeSabre, 1989-1991 Oldsmobile 98, 1990-1991 Oldsmobile Delta 88, 1987 and 1989-1991 Pontiac 6000, 1990-1991 Pontiac Bonneville, and 1987-1990 Chevrolet Celebrity.

This part cross-references Dorman - OE Solutions 692-022 and Spectra Premium SP1136 for the same application.

What It Helps Fix

• Hard starting caused by weak or failing fuel delivery
• Loss of fuel pressure under load
• Inaccurate fuel gauge readings from a worn sender
• Engine hesitation, stalling, or lean-running symptoms
• Fuel pump noise or intermittent pump operation

Installation Notes and Tips

• Fits 1987-1992 Buick Century, N/A.
• Fits 1987-1992 Oldsmobile Cutlass Cruiser, N/A.
• Fits 1990-1991 Buick LeSabre, N/A.
• Fits 1989-1991 Oldsmobile 98, N/A.
• Fits 1990-1991 Oldsmobile Delta 88, N/A.
• Fits 1987 and 1989-1991 Pontiac 6000, N/A.
• Fits 1990-1991 Pontiac Bonneville, N/A.
• Fits 1987-1990 Chevrolet Celebrity, N/A.
• Clean the fuel tank before installing the new pump to reduce the risk of contamination-related seal problems and premature pump failure.
• Use the included seal and lock ring during installation, and verify terminal and outlet connections before reassembly.

Quality Assurance

Delphi builds this fuel pump hanger assembly using OE-focused engineering and application knowledge developed through long-term supplier experience with major automakers. The HP10023 is a standard replacement part intended to restore fuel delivery performance and sender operation in the listed Buick, Oldsmobile, Pontiac, and Chevrolet applications.