Delphi FG2261 Fuel Pump Module Assembly

Reliable Fuel Pump Module Assembly for Chevrolet and GMC Trucks

The Delphi FG2261 fuel pump module assembly is designed specifically for Chevrolet Silverado 3500 HD and GMC Sierra 3500 HD models. This in-tank electric fuel pump ensures consistent fuel delivery and accurate fuel level readings for your heavy-duty truck.

• 12.0 Volt electric fuel pump with integrated regulator
• Maximum pressure rating of 64 psi and system pressure of 62 psi
• Includes internal strainer and fuel level sender assembly with float arm
• Quick connect outlet with 0.375 inch outside diameter and three outlet ports
• Blade-type male terminals with four connections for secure wiring
• Compatible with flex fuel systems
• Comes with gasket/seal and instruction sheet for installation
• Standard replacement grade for reliable performance
• Includes vapor pressure sensor for emissions control

Technical Details and Features

The Delphi FG2261 fuel pump module assembly operates at 12 volts and features an electric pump type designed for in-tank installation. It includes an internal strainer to prevent debris from entering the fuel system and a fuel level sender assembly with a float arm to provide accurate fuel gauge readings. The pump supports flex fuel types and maintains a system pressure of 62 psi, with a maximum pressure rating of 64 psi to ensure consistent fuel delivery under various operating conditions.

The module has three quick connect outlets with an outside diameter of 0.375 inches, facilitating easy and secure fuel line connections. The electrical terminals are blade type, male gender, and include four terminals to accommodate the necessary wiring. Resistance values range from 40 ohms when full to 250 ohms when empty, supporting accurate fuel level measurement. Additionally, the vapor pressure sensor helps monitor fuel vapor emissions, contributing to compliance with environmental standards.

Compatible Vehicles and Applications

This fuel pump module assembly is compatible with the following heavy-duty trucks:

• Chevrolet Silverado 3500 HD
• GMC Sierra 3500 HD

It is designed to replace the original equipment fuel pump module in these models, ensuring proper fit and function for fuel delivery and fuel level sensing in flex fuel systems.

Common Issues Addressed by the Delphi FG2261 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
• Fuel system pressure drops affecting engine performance
• Clogged fuel strainer leading to restricted fuel flow
• Emission control problems related to vapor pressure sensor failure

Installation Notes and Tips

Installation of the Delphi FG2261 fuel pump module assembly requires removal of the fuel tank. Ensure the vehicle’s battery is disconnected before beginning work to prevent electrical hazards. The included gasket/seal must be properly seated to prevent fuel leaks. Use caution when handling the float arm and fuel level sender assembly to avoid damage. Verify all electrical connections are secure and terminals are properly aligned. Follow the provided instruction sheet for detailed installation steps and torque specifications.

Quality Assurance and Warranty

Delphi fuel pump modules are manufactured to meet or exceed OEM specifications for durability and performance. This standard replacement grade part undergoes rigorous testing to ensure reliable operation in demanding conditions. The FG2261 includes a vapor pressure sensor and regulator to maintain system integrity. Warranty coverage details should be confirmed with the point of purchase or manufacturer documentation.