Bosch 66138 Fuel Pump Module Assembly

Bosch Fuel Pump Module Assembly 66138

Bosch Fuel Pump Module Assembly 66138 is a new electric in-tank fuel pump module built for reliable fuel delivery in select Chevrolet and GMC vans. It is engineered and tested to Bosch quality standards used for original equipment fuel pumps, with a focus on consistent operation and long service life.

This Bosch Fuel Pump Module Assembly line brings OE-style fuel system performance to the aftermarket. Part number 66138 includes one module assembly, one outlet, and a gasket, with no mounting hardware included.

Key Features

• New Bosch fuel pump module assembly
• Electric, internal in-tank design
• Includes 1 module assembly and gasket
• 1 outlet quantity
• Built to Bosch quality standards used in OE production
• Direct replacement for select Chevrolet Express 2500, Chevrolet Express 3500, GMC Savana 2500, and GMC Savana 3500 applications

Detailed Description

Bosch 66138 is a fuel pump module assembly for vehicles that require an internal electric pump module. It is designed for 2009-2016 Chevrolet Express 2500, 2009-2016 Chevrolet Express 3500, 2009-2016 GMC Savana 2500, and 2009-2016 GMC Savana 3500. This part cross-references 19301237 for the same application. If you are replacing a worn fuel pump module on a Chevrolet Express or GMC Savana, Bosch 66138 provides a new assembly built for dependable fuel system operation.

Common Problems This Part Can Address

• Hard starting caused by weak fuel pressure
• Engine stalling from inconsistent fuel delivery
• Fuel pump noise from a failing in-tank module
• Loss of power under load due to inadequate fuel supply
• No-start conditions related to pump wear or electrical failure

Installation Notes and Tips

Verify vehicle fitment by year, make, and model before installation. This module is an internal, electric fuel pump assembly and is installed in the fuel tank. Mounting hardware is not included, so reuse or source the required hardware as needed. Confirm electrical connections, gasket seating, and fuel system cleanliness during replacement.

Quality Assurance

Bosch manufactures this fuel pump module using the same production and testing standards applied to its original equipment fuel pumps. Part number 66138 is a new assembly intended to deliver consistent fuel system performance in the listed Chevrolet and GMC applications.