Dorman 800-058 Fuel Line Connector

Fuel Line Connector for Direct Repair

Dorman 800-058 is a direct-replacement fuel line connector for repairing damaged nylon fuel lines without replacing the entire line. It is built for a precise fit and easy installation, with materials selected to handle demanding underhood conditions.

• Direct-replacement fuel line connector for fuel line repair
• Quick disconnect design for serviceable fuel line connections
• Plastic construction with Viton gasket material
• Designed for a precise fit on supported applications
• Useful for 3/8 in fuel line repair applications and other listed connector sizes

Application Coverage

Compatible with a wide range of GM, Chrysler, Buick, Cadillac, Chevrolet, GMC, Oldsmobile, Pontiac, Dodge, Plymouth, and Jeep applications. Fits 1989-2007 Chevrolet Express 1500, 1996-2007 Chevrolet Express 1500, 1996-2005 GMC Savana 2500, and 1996-2003 Chevrolet Express 3500 fuel line repair applications, along with many passenger car and light truck platforms that use a 3/8 x 3/8 straight fuel line connector.

Fits 2003 Chevrolet Corvette, 2002-2003 Chevrolet Trailblazer, and 2002-2003 GMC Envoy fuel line connector applications where the listed connector style matches the vehicle’s fuel system. This part cross-references 3100K for the same application.

Detailed Product Description

Dorman 800-058 is engineered as a replacement fuel line connector for damaged sections of nylon fuel line. Instead of replacing the full fuel line assembly, this connector lets you repair the affected area with a direct-fit component designed to match the original connection style. The quick disconnect end supports straightforward service, while the Viton gasket material is selected for fuel-system sealing in demanding operating environments. For shoppers searching for a fuel line connector for Chevrolet Express, GMC Savana, Buick Century, or Pontiac Grand Prix applications, this part provides a focused repair solution.

Common Repair Uses

• Cracked or broken nylon fuel line connector
• Leaking fuel line connection at the quick disconnect end
• Damaged connector during fuel system service
• Restoring a secure seal at a straight fuel line junction
• Repairing a fuel line section without replacing the full line

Installation Notes and Tips

Verify the connector size and end style against the vehicle’s original fuel line before installation. Clean the fuel line ends thoroughly, inspect the nylon line for damage beyond the connector area, and confirm the quick disconnect connection seats fully before returning the vehicle to service. Use the vehicle-specific fitment notes for applications such as 3/8 x 3/8 straight fuel line connector setups and Corvette return or outlet configurations.

Quality Assurance

Dorman designs this fuel line repair connector as a direct replacement for the original part, with materials chosen to withstand extreme underhood conditions. Part number 800-058 is built for repair-focused service on supported vehicles and fuel system layouts.