Dorman Fuel Tank Lock Ring for 2004-2013 General Motors 579-054

Fuel tank lock ring for 2004-2013 Buick Cadillac Chevrolet GMC Oldsmobile Pontiac by Dorman to replace a damaged or failed factory lock ring.

Built to meet the manufacturer’s design intent for reliable service.

Key Features

• Matches performance of original equipment lock ring
• Engineered to precise specifications for specified vehicles
• Made with durable materials for reliable performance and long life
• Trustworthy quality backed by a team of product experts in the United States
• Built on more than a century of automotive experience

Benefits

• Ensures secure connection between fuel pump, module, and fuel tank
• Prevents leaks and maintains proper fuel level readings
• Provides reliable long life reducing maintenance needs
• Restores vehicle safety and performance confidence

Application

This part is for owners of 2004-2013 Buick, Cadillac, Chevrolet, GMC, Oldsmobile, Pontiac vehicles who need to replace a broken or missing lock ring on the fuel tank sending unit.

Fitment Notes

• 2004-2013 Buick Cadillac Chevrolet GMC Oldsmobile Pontiac

Why Choose Dorman - OE Solutions?

• Choosing Dorman aftermarket replacement parts is a smart way to restore your vehicle with confidence, thanks to a strong focus on fit, durability, and dependable performance. Dorman parts are engineered as direct-fit replacements designed to match OE form, fit, and function, helping ensure a smoother installation and reliable results. Built with quality materials and validated through testing, they’re made to stand up to daily driving demands and help reduce the risk of repeat repairs. For a long-lasting fix you can trust, Dorman delivers proven aftermarket solutions that keep your vehicle operating the way it should.

What’s in the Box

• 1 PC

Item Dimensions

• 0.2in x 7.9in x 11.9in, 0.3lbs