Delphi HM10075 Direct Injection High Pressure Fuel Pump

Overview of Delphi HM10075 Direct Injection High Pressure Fuel Pump

The Delphi HM10075 is a mechanical direct injection high pressure fuel pump designed for select Buick and Chevrolet models. Engineered for gas fuel systems, this external pump ensures reliable fuel delivery for vehicles like the Buick Regal and Chevrolet Malibu.

• Compatible with Buick Impala, Malibu, Malibu Limited, and Chevrolet Regal
• Mechanical pump type with quick connect inlet and threaded outlet fittings
• Metal housing in silver color for durability and corrosion resistance
• Two male blade terminals for electrical connection
• Standard replacement grade without included mounting hardware or gaskets

Detailed Product Features and Specifications

The HM10075 fuel pump features a 0.375 inch outside diameter inlet with a quick connect type for secure fuel line attachment. It has two threaded outlet fittings sized M14-1.5, providing dual outlet connections. The pump’s metal housing offers strength and longevity, finished in silver to resist environmental wear. Electrical connections are made via two male blade terminals, designed for compatibility with factory wiring harnesses (not included). This external mechanical pump is intended for gasoline fuel systems and does not include mounting hardware, gaskets, or a drive shaft. The package includes the direct injection high pressure fuel pump and an instruction sheet for installation guidance.

Compatible Vehicles and Common Applications

This Delphi HM10075 pump is compatible with the following vehicles:

• Buick Impala
• Buick Regal
• Chevrolet Malibu
• Chevrolet Malibu Limited

It is designed to replace the original high pressure fuel pump in these models, ensuring proper fuel delivery for direct injection engines.

Common Issues Addressed by the HM10075 Fuel Pump

• Fuel pressure loss causing engine performance issues
• Intermittent stalling or hesitation during acceleration
• Fuel pump noise or failure due to worn mechanical components
• Inconsistent fuel delivery affecting engine efficiency
• Replacement of faulty or leaking external fuel pumps

Installation Notes and Tips

• Verify compatibility with your vehicle’s make, model, and year before installation
• Ensure fuel system is depressurized prior to removal of the old pump
• Use appropriate tools for quick connect inlet and threaded outlet fittings
• Check electrical connections for secure fit on the two male blade terminals
• Follow the included instruction sheet carefully to avoid damage

Quality Assurance and Warranty Information

Delphi manufactures the HM10075 as a standard replacement part meeting OEM specifications for fit and function. The pump undergoes quality control testing to ensure reliable operation in direct injection fuel systems. Warranty coverage details should be confirmed at the point of purchase, as they may vary by distributor or retailer.