Delphi FG1059 Fuel Pump Module Assembly

Reliable Fuel Pump Module Assembly for Chevrolet and GMC Trucks

The Delphi FG1059 fuel pump module assembly is designed to provide consistent fuel delivery and accurate fuel level readings for select Chevrolet and GMC trucks. Engineered for in-tank installation, this electric fuel pump module supports gas and flex fuel applications, ensuring compatibility with your vehicle's fuel system requirements.

Key Features of the Delphi FG1059 Fuel Pump Module

• Voltage rating of 13.0 volts for stable electrical performance
• Includes an internal regulator and vapor pressure sensor for precise fuel pressure control
• Equipped with a fuel level sender assembly for accurate fuel gauge readings
• Features a 0.375 inch outlet outside diameter with quick connect outlet type
• Contains an internal strainer and inlet strainer to protect the fuel system from contaminants
• Four male blade terminals for secure electrical connections
• Designed for in-tank installation with a system pressure of 53 psi and maximum pressure of 78 psi
• Compatible with gas and flex fuel types
• Includes gasket and seal for proper installation and leak prevention

Detailed Description of the Delphi FG1059 Fuel Pump Module

This Delphi fuel pump module assembly (part number FG1059) is engineered to meet the fuel delivery demands of Chevrolet Avalanche, GMC Sierra 1500, and Chevrolet Silverado 1500 models. The electric pump operates at an average current draw of 10 amps and provides an average flow rating of 20 gallons per hour, ensuring efficient fuel supply under various driving conditions. The module includes a fuel level sender assembly with resistance values ranging from 250 ohms (empty) to 40 ohms (full), enabling accurate fuel level monitoring. The internal regulator maintains system pressure at 53 psi, while the vapor pressure sensor supports emissions control systems. The quick connect outlet and internal strainer design simplify installation and enhance durability.

Common Applications and Issues Addressed

• Replacement for failing or noisy fuel pumps in Chevrolet Avalanche, GMC Sierra 1500, and Silverado 1500
• Resolves inconsistent fuel pressure causing engine hesitation or stalling
• Fixes inaccurate fuel gauge readings due to faulty fuel level sender
• Prevents fuel contamination with integrated internal and inlet strainers
• Supports vehicles running on gas or flex fuel with reliable electric pump operation

Installation Notes and Tips

• Designed for in-tank installation; ensure proper handling to avoid damage to the float arm and seals
• Use the included gasket and seal to prevent fuel leaks during installation
• Verify electrical connections with the four male blade terminals for secure fitment
• Check compatibility with your specific Chevrolet or GMC model year before installation
• Follow vehicle manufacturer torque specifications for lock ring (not included)

Quality Assurance and Warranty Information

The Delphi FG1059 fuel pump module assembly is a standard replacement part manufactured to meet OEM specifications. It includes a fuel level sender assembly and vapor pressure sensor to maintain system integrity. Delphi products undergo rigorous testing to ensure durability and performance. Warranty coverage details vary by distributor but typically include protection against defects in materials and workmanship.