Dorman 904-111 Water in Fuel Sensor Wrench

Dorman 904-111 Water in Fuel Sensor Wrench

The Dorman 904-111 Water in Fuel Sensor Wrench is built for service work on fuel filter assemblies that use a water-in-fuel sensor. Its metal construction and double-ended design help provide controlled access during sensor removal and installation, while the gray and yellow finish makes the tool easy to identify in a busy shop.

Compatible with Chevrolet Silverado 2500 HD, Silverado 3500 HD, Silverado 2500 HD Classic, Silverado 3500 Classic, Silverado 3500, and GMC Sierra 2500 HD and Sierra 3500 HD fuel filter service applications, this wrench is made for direct service use on the sensor mounted in the fuel filter. Part number 904-111 is a practical choice for technicians working on diesel fuel system maintenance.

Key Features

• Precision-engineered wrench for water-in-fuel sensor service
• Metal construction for long service life
• Double-ended use for added versatility during removal and installation
• Universal fit design for service applications that use this sensor style
• Gray and yellow finish for quick tool identification
• Part number 904-111 for easy ordering and reference

Detailed Description

Dorman 904-111 is a water in fuel sensor wrench made to protect the sensor during service and installation work. The tool’s shape is engineered for controlled engagement, helping technicians work on the sensor without unnecessary contact to surrounding components. It is a service tool, not a vehicle-mounted part, and is used where the water-in-fuel sensor is mounted in the fuel filter assembly.

This wrench is relevant for diesel fuel filter maintenance on Chevrolet Silverado 2500 HD and 3500 HD models, as well as GMC Sierra 2500 HD and 3500 HD models across the listed years. The part number 904-111 also cross-references 52402610 for the same application.

What It Helps Address

• Stuck or difficult-to-access water-in-fuel sensor removal
• Sensor damage caused by improper tool contact
• Service delays during fuel filter maintenance
• Limited access around the fuel filter-mounted sensor
• Need for a dedicated wrench during diesel fuel system service

Installation Notes and Tips

Use the wrench only on the water-in-fuel sensor location in the fuel filter assembly. Confirm the sensor and filter housing style before service, and keep the tool aligned with the sensor to reduce the chance of rounding or damaging the fitting. For fitment reference, this tool is used on 2001-2011 Chevrolet Silverado 2500 HD, 2007-2011 Chevrolet Silverado 3500 HD, 2001-2011 GMC Sierra 2500 HD, and 2007-2011 GMC Sierra 3500 HD fuel filter applications, along with the listed Classic and 3500 model coverage.

Quality Assurance

Manufactured by Dorman using quality materials for reliable service life. Part number 904-111 is built for repeated shop use in diesel fuel system maintenance.