GBR 7-004 Fuel Injector Fuel Return Hose

Injector Fuel Return Hose Kit for GM Diesel Applications

The GBR Injector Fuel Return Hose Kit, part number 7-004, is a fuel injector return line kit for service on one side of the engine. It includes the fuel line, injector fittings, fitting seals, and retaining clips, providing the components needed for a direct repair on supported Chevrolet and GMC diesel applications.

Compatible with 2004-2010 Chevrolet Silverado 2500 HD and GMC Sierra 2500 HD, plus 2006-2010 Chevrolet Express 2500, Express 3500, GMC Savana 2500, and Savana 3500. It also fits 2007-2010 Chevrolet Silverado 3500 HD and GMC Sierra 3500 HD, along with 2007 Chevrolet Silverado 2500 HD Classic, Silverado 3500 Classic, GMC Sierra 2500 HD Classic, and Sierra 3500 Classic. Part number 7-004 is also cross-referenced to OE numbers 97328733 and 98062291 for the same application.

Key Features

• Fuel injector return hose kit for one side of the engine
• Includes fuel line, injector fittings, fitting seals, and retaining clips
• Direct-fit service part for supported Chevrolet and GMC diesel platforms
• Built for injector return line repair on GM heavy-duty trucks and vans
• Part number 7-004 for catalog and service identification

Application Details

This injector fuel return hose kit is used to restore the injector return path on GM diesel engines when the original hose assembly, fittings, or seals are worn or leaking. It is a practical replacement for Chevrolet Silverado 2500 HD, Silverado 3500 HD, Express van, and GMC Sierra and Savana diesel applications listed in the fitment data. The GBR Injector Fuel Return Hose Kit 7-004 services one side of the engine and may be used on either side, depending on the vehicle configuration.

Common Repair Uses

• Fuel seepage at injector return connections
• Cracked or hardened return hose material
• Damaged injector fittings or retaining clips
• Leaking seals at the return line assembly
• Maintenance on GM diesel injector return plumbing

Installation Notes

Verify engine side and routing before installation, since this kit services one side of the engine and may be used on either side. Inspect the injector connection points, seals, and clips during service to confirm the repair addresses the source of the leak. Confirm fitment by year, make, and model before ordering, especially on 2007 Classic and HD truck applications.

Quality Assurance

GBR supplies this injector fuel return hose kit as a service replacement for supported GM diesel applications. Part number 7-004 is cataloged for direct reference alongside OE cross numbers 97328733 and 98062291.