GBR 7-024 Diesel Fuel Injector Line

Duramax LMM Fuel Injector Line

GBR Fuel Injector High Pressure Line 7-024 is a diesel fuel injector line for Duramax LMM applications where injector service can expose contamination at the fittings. It is built to meet or exceed OE sealing and burst pressure requirements, helping maintain proper high-pressure fuel delivery after injector replacement or service.

This part is a direct-fit style replacement for select 2007-2010 Chevrolet and GMC Duramax LMM trucks and vans, including Silverado 2500 HD, Silverado 3500 HD, Sierra 2500 HD, Sierra 3500 HD, Express 2500, Express 3500, Savana 2500, and Savana 3500. Part number 7-024 is also referenced as 98006526 for the same application.

Key Features

• Diesel fuel injector high pressure line for Duramax LMM engines
• OE-style sealing and burst pressure performance
• Addresses contamination concerns during injector service
• Fits select Chevrolet Silverado, Express, and GMC Sierra, Savana applications
• GBR Fuel Injector High Pressure Line 7-024

Detailed Description

On Duramax LMM engines, corrosion and debris can form at the fuel line and injector nut interface during removal or installation. If that contamination enters the injector, it can contribute to injector failure after service. GBR 7-024 is intended for the high-pressure fuel circuit and is recommended whenever the injector is replaced or serviced on the listed Chevrolet and GMC applications. The line is engineered to meet critical OE performance targets for sealing integrity and burst pressure, supporting reliable fuel system operation.

Common Service Issues

• Injector contamination during fuel line removal
• Corrosion at the line-to-injector connection
• Fuel sealing concerns after injector service
• High-pressure line wear on Duramax LMM fuel systems
• Repeat injector failure related to contaminated fittings

Installation Notes

Clean the surrounding area before disconnecting the fuel line to reduce the chance of debris entering the injector. Inspect the injector nut and mating surfaces carefully, and replace the line during injector service on the listed Duramax LMM vehicles. Confirm engine code and VIN 6 fitment before ordering. Fits 2007-2010 Chevrolet Silverado 2500 HD, 2007-2010 Chevrolet Silverado 3500 HD, 2007-2010 Chevrolet Express 2500, 2007-2010 Chevrolet Express 3500, 2007-2010 GMC Sierra 2500 HD, 2007-2010 GMC Sierra 3500 HD, 2007-2010 GMC Savana 2500, and 2007-2010 GMC Savana 3500, LMM engine, VIN 6.

Quality Assurance

GBR premium fuel lines are manufactured to meet or exceed critical OE performance specifications for sealing and burst pressure, supporting dependable service on Duramax LMM fuel systems.