Delphi FG0358 Fuel Transfer Unit

Reliable Fuel Transfer Unit for Chevrolet and GMC Trucks

The Delphi FG0358 fuel transfer unit is designed specifically for diesel-powered Chevrolet and GMC heavy-duty trucks. Engineered as a standard replacement part, it ensures consistent fuel delivery and accurate fuel level readings for models like the Sierra 2500 HD and Silverado 3500 HD.

• Compatible with Chevrolet Sierra 2500 HD, Sierra 3500, Silverado 2500 HD, and Silverado 3500 HD models
• Designed for diesel fuel systems with a 0.500 inch outlet outside diameter
• Includes internal strainer and fuel level sender assembly for precise fuel monitoring
• Features four male blade terminals and four quick connect outlets for secure electrical and fuel connections
• Comes with a tank seal gasket and instruction sheet for proper installation

Technical Details and Features

The Delphi FG0358 fuel transfer unit is an in-tank component that integrates a fuel pump and fuel level sender assembly. It operates with a resistance range of 40 ohms when full and 250 ohms when empty, providing accurate fuel level data. The unit includes an internal strainer at the inlet to prevent debris from entering the fuel system, enhancing longevity and performance. The outlet features a quick connect type with four outlets, facilitating efficient fuel flow. Electrical connections are made via four male blade terminals, ensuring compatibility with factory wiring harnesses. This unit does not include a regulator or vapor pressure sensor but comes with a gasket or seal to maintain tank integrity.

Applications and Problem Resolution

• Restores proper fuel delivery in diesel Chevrolet and GMC heavy-duty trucks
• Resolves inaccurate fuel gauge readings due to faulty sender assemblies
• Prevents fuel contamination by filtering debris with the internal strainer
• Eliminates fuel pump failure symptoms such as engine stalling or hesitation
• Addresses fuel leaks by replacing worn or damaged tank seals

Installation Notes and Tips

Installation of the Delphi FG0358 fuel transfer unit requires access to the fuel tank, so ensure the vehicle is safely supported and depressurized before beginning. The included tank seal gasket must be properly seated to prevent leaks. Electrical connections should be verified for secure fitment to the four male blade terminals. Follow the provided instruction sheet carefully to maintain correct orientation of the float arm and ensure accurate fuel level readings. It is recommended to inspect the fuel tank for debris or damage before installation.

Quality Assurance and Warranty

Delphi manufactures the FG0358 fuel transfer unit to meet OEM standards for durability and performance. This standard replacement part undergoes rigorous testing to ensure reliable operation in diesel fuel systems of Chevrolet and GMC heavy-duty trucks. While specific warranty details may vary, Delphi typically offers coverage against manufacturing defects to provide confidence in product quality.