Dorman OE Solutions Fuel Filler Neck for 2000-2004 Chevrolet GMC and 2002-2003 Cadillac 577-311

Fuel filler neck for 2000-2004 Chevrolet GMC and 2002-2003 Cadillac used to replace leaking or damaged factory fuel filler tubes.

Built to meet the manufacturer's design intent for reliable service, this replacement part is precision-engineered and thoroughly tested to match the original equipment form, fit, and function.

Key Features

• Direct replacement for specific vehicle years, makes, and models
• Precision-engineered construction for accurate fitment
• Thoroughly tested to ensure reliable performance
• Backed by a team of engineers and quality control experts in the United States
• Replaces General Motors part number 15124903

Benefits

• Stops fuel leaks caused by corroded or cracked factory necks
• Restores safe and proper fueling capability to your vehicle
• Reduces the risk of repeat repairs with durable materials
• Ensures a smoother installation with direct-fit design
• Provides trustworthy value for long-term vehicle maintenance

Application

This part is designed for owners of Chevrolet, GMC, and Cadillac trucks and SUVs experiencing fuel odors, check engine lights related to the evaporative emissions system, or visible leaks at the fuel tank entry point.

Fitment Notes

• Compatible with 2000-2004 Chevrolet models
• Compatible with 2000-2004 GMC models
• Compatible with 2002-2003 Cadillac models
• Verify specific vehicle fitment before purchase to ensure compatibility

Why Choose Dorman - OE Solutions?

• Dorman parts are engineered as direct-fit replacements designed to match OE form, fit, and function
• Built with quality materials and validated through testing to stand up to daily driving demands
• Focus on fit, durability, and dependable performance helps restore your vehicle with confidence

What's in the Box

• 1 Fuel Filler Neck

Item Dimensions

• Length: 45.3 inches
• Width: 11.9 inches
• Height: 7.1 inches
• Weight: 7.8 lbs