Dorman 800-057 Fuel Line Connector

Reliable Fuel Line Connector for Select GM and Chrysler Vehicles

The Dorman 800-057 fuel line connector is designed to provide a secure and efficient connection for fuel lines in various Buick, Cadillac, Chevrolet, Chrysler, Dodge, GMC, Jeep, Oldsmobile, Plymouth, and other compatible models. Engineered with durable plastic and a Viton gasket, this quick disconnect fuel line connector ensures a tight seal and easy installation.

• Material: Durable plastic construction for corrosion resistance
• Fitting Attachment End Type 1: Quick disconnect for fast and secure connection
• Fitting Size End 1 and End 2: 5/16 inch diameter for standard fuel lines
• Gasket Material: Viton for enhanced chemical and temperature resistance
• Package Contents: Includes one fuel line repair kit

Product Details and Specifications

The Dorman 800-057 fuel line connector features a quick disconnect design on one end, allowing for easy removal and installation without specialized tools. Both ends accommodate 5/16 inch fuel lines, making it compatible with a wide range of fuel delivery systems. The plastic body resists corrosion and wear, while the Viton gasket provides a reliable seal against fuel leaks and withstands exposure to harsh chemicals and high temperatures. This connector is suitable for use in fuel systems of vehicles such as the Chevrolet Corvette, Dodge Caravan, Jeep Grand Cherokee, Buick LeSabre, and many others listed in the fitment section.

Compatible Vehicles and Common Applications

• Compatible with Buick models including LeSabre and Riviera
• Fits Cadillac Eldorado, Seville, and other GM luxury vehicles
• Suitable for Chevrolet models like Corvette and S10
• Works with Chrysler and Dodge vehicles including Caravan, Intrepid, and Grand Caravan
• Compatible with Jeep Grand Cherokee and other Jeep models

Common Issues Addressed by This Fuel Line Connector

• Fuel leaks caused by worn or damaged connectors
• Difficulty disconnecting fuel lines during maintenance
• Corrosion or degradation of original fuel line fittings
• Fuel system pressure loss due to poor sealing
• Replacement of broken or cracked fuel line connectors

Installation Notes and Tips

Before installation, ensure the vehicle’s fuel system is depressurized to prevent fuel spray. The quick disconnect fitting allows for straightforward removal of the old connector and installation of the new one without special tools. Verify that both fuel lines are 5/16 inch in diameter to ensure proper fit. Inspect the Viton gasket for proper seating to avoid leaks. After installation, check for fuel leaks by running the engine and observing the connection points.

Quality Assurance and Warranty Information

Dorman parts are manufactured to meet or exceed OEM standards for fit, form, and function. The 800-057 fuel line connector is backed by Dorman’s limited warranty, which covers defects in material and workmanship. This ensures reliable performance and peace of mind when replacing fuel system components on compatible Buick, Cadillac, Chevrolet, Chrysler, Dodge, GMC, Jeep, Oldsmobile, and Plymouth vehicles.