Delphi FG0355 Fuel Pump Module Assembly

Reliable Fuel Pump Module Assembly for Chevrolet and GMC Trucks

The Delphi FG0355 fuel pump module assembly is designed specifically for Chevrolet and GMC heavy-duty trucks, including the Sierra 3500, Sierra 3500 Classic, Silverado 3500, and Silverado 3500 Classic models. This in-tank electric fuel pump ensures consistent fuel delivery and accurate fuel level readings for optimal engine performance.

• 12.0 Volt electric fuel pump with an average current draw of 7 amps
• Compatible with gasoline fuel systems
• Includes internal strainer and fuel level sender assembly with float arm
• Outlet outside diameter of 0.375 inches with quick connect outlet type
• Four male blade terminals for secure electrical connections
• Maximum pressure rating of 109 psi and system pressure of 51 psi
• Gasket or seal included for proper installation
• Standard replacement grade for reliable performance

Technical Details and Features

The Delphi FG0355 fuel pump module assembly is engineered as an in-tank electric pump designed to meet the fuel delivery requirements of heavy-duty Chevrolet and GMC trucks. It features an internal strainer inlet type to filter fuel before it reaches the pump, helping to protect the fuel system from contaminants. The pump operates at 12 volts and delivers an average flow rating of 17 gallons per hour, supporting the demands of gas-powered engines in Sierra 3500 and Silverado 3500 models.

The assembly includes a fuel level sender assembly with a float arm, providing accurate fuel level readings to the vehicle’s gauge. Electrical connections are made via four male blade terminals, ensuring a secure and reliable connection. The quick connect outlet type with a 0.375-inch outside diameter facilitates straightforward fuel line attachment. This module does not include a regulator or lock ring but comes with a gasket or seal to ensure a proper fit and prevent leaks.

Compatible Vehicles and Applications

This fuel pump module assembly is compatible with the following vehicles:

• Chevrolet Sierra 3500 and Sierra 3500 Classic
• GMC Sierra 3500 and Sierra 3500 Classic
• Chevrolet Silverado 3500 and Silverado 3500 Classic
• GMC Silverado 3500 and Silverado 3500 Classic

It is designed to replace the original fuel pump module in these models, addressing issues related to fuel delivery and fuel level sensing.

Common Issues Addressed by the Delphi FG0355 Fuel Pump Module

• Intermittent or no fuel delivery causing engine stalling or failure to start
• Inaccurate fuel gauge readings due to faulty fuel level sender assembly
• Fuel pump noise or reduced fuel flow affecting engine performance
• Fuel leaks caused by worn or missing seals and gaskets
• Electrical connection problems from damaged or corroded terminals

Installation Notes and Tips

Installation of the Delphi FG0355 fuel pump module assembly requires removal of the fuel tank to access the in-tank pump. Ensure the vehicle’s battery is disconnected before beginning work to prevent electrical hazards. Carefully remove the old fuel pump module, noting the orientation and connection points. Replace the gasket or seal included with the new module to prevent leaks. Connect the four male blade terminals securely and verify the quick connect outlet is properly attached to the fuel line. After installation, check for fuel leaks and proper fuel gauge operation before starting the engine.

Quality Assurance and Warranty Information

Delphi fuel pump modules are manufactured to meet or exceed OEM specifications for fit, form, and function. The FG0355 is a standard replacement grade part designed for durability and reliable operation in demanding fuel delivery systems. While specific warranty terms may vary, Delphi typically offers coverage against defects in materials and workmanship. Consult product documentation or the supplier for detailed warranty information.