Dorman 577-916 Fuel Filler Neck

Overview of Dorman Fuel Tank Filler Neck 577-916

The Dorman 577-916 fuel tank filler neck is designed for reliable fuel delivery in select Buick, Cadillac, Oldsmobile, and Pontiac vehicles. Constructed from durable steel, this fuel filler neck ensures a secure connection between the fuel cap and the fuel tank.

• Made from sturdy steel for long-lasting durability
• Length of 10.6 inches for proper fitment
• 2-inch inside diameter fill pipe for efficient fuel flow
• Compatible with multiple GM models including Buick LeSabre and Pontiac Bonneville
• Includes one fuel filler neck; fuel cap not included

Detailed Product Description

The Dorman 577-916 fuel tank filler neck is engineered to meet the specifications of various GM vehicles such as the Buick 60 Special, Cadillac DeVille, Oldsmobile Delta 88, and Pontiac Park Avenue. Its steel construction provides resistance to corrosion and wear, ensuring a secure and leak-free fuel fill connection. The 10.6-inch length and 2-inch inside diameter fill pipe are designed to match factory dimensions, facilitating straightforward installation and proper fuel flow.

Compatible Vehicles and Applications

This fuel filler neck is compatible with the following makes and models:

• Buick 60 Special, LeSabre
• Cadillac DeVille, Fleetwood, LSS, Park Avenue
• Oldsmobile 88, 98, Delta 88
• Pontiac Bonneville

It is ideal for replacing worn or damaged filler necks that cause fuel leaks, difficulty fueling, or check engine light issues related to the evaporative emissions system.

Common Issues Addressed by This Fuel Filler Neck

• Fuel leaks around the filler neck area
• Difficulty or spillage during refueling
• Cracks or corrosion in the original filler neck
• Evaporative emissions system faults triggered by faulty filler neck
• Loose or damaged filler neck connections

Installation Notes and Tips

Installation of the Dorman 577-916 fuel tank filler neck requires basic automotive tools and safety precautions. Ensure the vehicle is parked on a level surface and the fuel system is depressurized before removal. The steel construction allows for secure hose clamp connections; verify all clamps are tightened properly to prevent leaks. Note that this part does not include a fuel cap, so the existing cap should be reused or replaced separately if needed.

Quality Assurance and Warranty

Dorman parts are manufactured to meet or exceed OEM standards. The 577-916 fuel tank filler neck undergoes quality inspections to ensure fit, form, and function. While specific warranty details may vary, Dorman typically offers limited warranties covering defects in material and workmanship. Refer to Dorman’s official documentation for exact warranty terms.