HomeAir and Fuel Delivery > Fuel Pumps and Related ComponentsDelphi FG0063 Fuel Transfer Unit
Part #: FG0063

Delphi FG0063 Fuel Transfer Unit

⚙️ 4 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Chevrolet and GMC, P30 and P3500
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Reliable Fuel Transfer Unit for Chevrolet and GMC Trucks

The Delphi FG0063 fuel transfer unit is designed specifically for in-tank diesel fuel delivery systems in Chevrolet P30 and GMC P3500 models. Engineered to provide consistent fuel flow and accurate fuel level readings, this unit supports efficient operation of your vehicle's fuel system.

  • Compatible with Chevrolet P30 and GMC P3500 diesel trucks
  • In-tank fuel transfer unit with external strainer inlet
  • Includes fuel level sender assembly with float arm
  • Outlet outside diameter of 0.375 inches with quick connect fittings
  • Four male pin terminals for secure electrical connections
  • Comes with gasket and external strainer for contamination protection
  • Standard replacement grade for reliable performance

Technical Details and Features

The Delphi FG0063 fuel transfer unit is designed for diesel fuel systems requiring precise fuel delivery and level monitoring. It features an external strainer inlet type to prevent debris from entering the fuel pump, enhancing longevity and reducing maintenance. The unit includes a fuel level sender assembly with a float arm, providing accurate fuel level readings with resistance values ranging from 0.1 ohms (empty) to 90 ohms (full). The outlet is equipped with two quick connect fittings, each with an outside diameter of 0.375 inches, facilitating easy installation and secure fuel line connections. Electrical connections are made via four male pin terminals, ensuring compatibility with factory wiring harnesses. A gasket is included to maintain a proper seal and prevent leaks.

Applications and Problem Solving

This fuel transfer unit is intended for use in diesel-powered Chevrolet P30 and GMC P3500 trucks. It addresses several common fuel system issues, including:

  • Inconsistent fuel delivery causing engine performance problems
  • Faulty or inaccurate fuel level readings
  • Fuel contamination due to lack of proper straining
  • Leaks from worn or missing seals and gaskets
  • Electrical connection failures from damaged terminals

Installation Notes and Tips

When installing the Delphi FG0063 fuel transfer unit, ensure the following for optimal performance:

  • Verify compatibility with Chevrolet P30 or GMC P3500 diesel models before installation
  • Inspect and clean the fuel tank area to prevent contamination during installation
  • Use the included gasket to ensure a proper seal and prevent fuel leaks
  • Connect the four male pin terminals securely to the vehicle’s wiring harness
  • Confirm the quick connect outlets are properly seated to avoid fuel line disconnections

Quality Assurance and Warranty

Delphi fuel transfer units are manufactured to meet standard replacement grade specifications, ensuring reliable operation within the vehicle’s fuel system. The FG0063 part undergoes rigorous quality control to maintain consistent performance and durability. While specific warranty details may vary, Delphi products typically include coverage against manufacturing defects to provide confidence in your purchase.

BrandDelphi
Part NumberFG0063
Fuel Level Sender Assembly IncludedYes
Fuel TypeDiesel
Gasket Or Seal IncludedYes
In Tank or ExternalIn Tank
Inlet TypeStrainer
Internal Or External StrainerExternal
Item GradeStandard Replacement
Outlet Outside Diameter0.375
Outlet Quantity2
Outlet TypeQuick Connect
Package ContentsFuel Transfer Unit w/Float Arm, Instruction Sheet
Regulator IncludedNo
Resistance Ohms Empty0.1
Resistance Ohms Full90.0
Strainer IncludedYes
Terminal GenderMale
Terminal Quantity4
Terminal TypePin
Vapor Pressure SensorNo

This part fits 4 vehicles. Search below:

YearMakeModelPositionNotes
1999ChevroletP30N/Awithout 80 Gallon Tank; Strainer is Inside the Module Assembly; Fuel tank contamination is the leading cause of premature fuel pump failure. To reduce risk of contaminating the replacement pump, it’s recommended to clean the fuel tank before installing a new pump.; Use of fuel tank cleaning kit FC01 is recommended.
1999GMCP3500N/Awithout 80 Gallon Tank; Strainer is Inside the Module Assembly; Fuel tank contamination is the leading cause of premature fuel pump failure. To reduce risk of contaminating the replacement pump, it’s recommended to clean the fuel tank before installing a new pump.; Use of fuel tank cleaning kit FC01 is recommended.
1998ChevroletP30N/Awithout 80 Gallon Tank; Strainer is Inside the Module Assembly; Fuel tank contamination is the leading cause of premature fuel pump failure. To reduce risk of contaminating the replacement pump, it’s recommended to clean the fuel tank before installing a new pump.; Use of fuel tank cleaning kit FC01 is recommended.
1998GMCP3500N/Awithout 80 Gallon Tank; Strainer is Inside the Module Assembly; Fuel tank contamination is the leading cause of premature fuel pump failure. To reduce risk of contaminating the replacement pump, it’s recommended to clean the fuel tank before installing a new pump.; Use of fuel tank cleaning kit FC01 is recommended.

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

25178127EFG0063MU102SP6101M

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.