Dorman 577-138 Fuel Tank Filler Neck

Fuel Tank Filler Neck for Trailblazer, Envoy, and Rainier

This Dorman fuel tank filler neck is a direct replacement for leaking or corroded filler neck assemblies on select Chevrolet Trailblazer, GMC Envoy, and Buick Rainier models. Built from steel and engineered to match the original shape and dimensions, it supports a reliable fuel fill repair for the listed applications.

Key Features

• Steel construction for fuel system durability
• 36-inch length for the specified vehicle applications
• 1-inch fill pipe inside diameter
• No fuel cap included
• Designed to match the original filler neck for proper fit and function
• Fits 2005-2008 Chevrolet Trailblazer, N/A
• Fits 2005-2008 GMC Envoy, N/A
• Fits 2005-2007 Buick Rainier, N/A

Detailed Description

Dorman Part Number 577-138 is a replacement fuel tank filler neck for vehicles with a damaged, rusted, or leaking fille