Autobest F2533A Fuel Pump Module Assembly

Reliable Fuel Pump Module Assembly for Chevrolet and GMC Trucks

The Autobest F2533A fuel pump module assembly is designed specifically for Chevrolet Silverado 3500 and GMC Sierra 3500 models. This in-tank fuel pump module ensures consistent fuel delivery with precise pressure control, supporting optimal engine performance.

• Average current draw of 8.5 amps for efficient operation
• Fuel flow rating of 41 gallons per hour (GPH)
• Includes fuel sending unit and fuel tank pressure sensor
• Equipped with a durable POM housing and NBR gasket for reliable sealing
• Quick connect inlet (5/16") and outlet (3/8") for straightforward installation
• Compatible with male rectangular connector, single connector setup
• Designed for in-tank installation with pressure range between 87 and 145 PSI

Technical Details and Construction

The Autobest F2533A fuel pump module assembly features a robust POM (polyoxymethylene) housing that provides durability and resistance to fuel corrosion. The included NBR (nitrile butadiene rubber) gasket ensures a secure seal to prevent leaks. This module operates within a pressure range of 87 to 145 PSI, maintaining consistent fuel delivery to the engine. The assembly includes a fuel sending unit and a fuel tank pressure sensor, enabling accurate fuel level readings and pressure monitoring. The electrical connector is a single male rectangular type, simplifying wiring compatibility with the vehicle's existing harness.

Compatible Vehicles and Applications

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

• Chevrolet Silverado 3500
• GMC Sierra 3500

It is designed for in-tank installation and supports quick connect fittings for both inlet and outlet fuel lines, making it suitable for direct replacement in these heavy-duty truck models.

Common Issues Addressed by the F2533A Fuel Pump Module

• Intermittent or complete fuel delivery failure
• Inaccurate fuel level readings due to faulty sending unit
• Fuel pressure fluctuations causing engine performance issues
• Leaks caused by worn or damaged gaskets
• Electrical connector corrosion or failure

Installation Notes and Tips

The Autobest F2533A fuel pump module assembly is designed for straightforward installation with no special warnings. Ensure the vehicle’s battery is disconnected before beginning installation to prevent electrical hazards. Use the quick connect fittings for secure and leak-free fuel line connections. Verify the gasket is properly seated to avoid fuel leaks. Since mounting hardware is not included, retain original hardware or source compatible fasteners as needed.

Quality Assurance and Warranty

Manufactured in China, the Autobest F2533A meets regular grade standards for fuel pump modules. The product is available to order and includes a fuel sending unit, pressure sensor, and gasket to provide a complete assembly. While specific warranty details are not provided, Autobest products typically adhere to industry quality controls to ensure reliable performance in Chevrolet Silverado 3500 and GMC Sierra 3500 trucks.