GBR 7-034 Diesel Fuel Injector Line

Fuel Injector High Pressure Line for GM Diesel Applications

GBR Fuel Injector High Pressure Line 7-034 is a diesel fuel injector line built to meet or exceed OE sealing and burst pressure requirements. It is a direct-fit service part for select Chevrolet Express, Silverado HD, GMC Savana, and Sierra HD diesel applications where the injector line must be replaced after removal or injector service.

The GBR fuel line product line focuses on OE-style replacement components for critical fuel system service, helping restore proper high-pressure fuel delivery on GM diesel engines.

Key Features

• Diesel fuel injector high pressure line for select GM applications
• Built to meet or exceed critical OE performance specifications for sealing and burst pressure
• Recommended replacement any time the line is removed or the injector is serviced
• Direct service part for Chevrolet Express 2500, Chevrolet Express 3500, Silverado 2500 HD, Silverado 3500 HD, GMC Savana 2500, Savana 3500, Sierra 2500 HD, and Sierra 3500 HD
• Cross-reference: GM OE 12670468

Detailed Description

Part number 7-034 is a GBR diesel fuel injector high pressure line for 2010-2016 Chevrolet Express 2500 and Express 3500, 2011-2016 Chevrolet Silverado 2500 HD and Silverado 3500 HD, 2010-2016 GMC Savana 2500 and Savana 3500, and 2011-2016 GMC Sierra 2500 HD and Sierra 3500 HD. It is intended for cylinders 1 and 8 on the listed applications and is used in high-pressure diesel fuel delivery where sealing integrity is critical. This part cross-references GM OE 12670468 for the same application.

Common Issues This Part Can Address

• Fuel seepage at the injector line connection after service
• Loss of sealing integrity in the high-pressure fuel system
• Need for replacement after injector removal
• Service-related damage to the original injector line
• Restoration of proper high-pressure fuel delivery on GM diesel trucks and vans

Installation Notes and Tips

Replace the injector line any time it is removed, and replace it when servicing the injector. Confirm the application by year, make, model, and cylinder position before installation. For fitment-specific searches, this part fits 2010-2016 Chevrolet Express 2500 and Express 3500, 2011-2016 Chevrolet Silverado 2500 HD and Silverado 3500 HD, 2010-2016 GMC Savana 2500 and Savana 3500, and 2011-2016 GMC Sierra 2500 HD and Sierra 3500 HD.

Quality Assurance

GBR premium fuel lines are manufactured to meet or exceed OE performance specifications for sealing and burst pressure, supporting reliable service in demanding diesel fuel systems.