Dorman - OE Solutions Engine Coolant Reservoir Non-Pressurized for 2009-05 Buick 2011-04 Chevrolet 2008-04 Pontiac 603-668

Engine Coolant Reservoir for 2009-05 Buick, 2011-04 Chevrolet, and 2008-04 Pontiac that replaces the factory reservoir with a non‑pressurized design.

Built to meet the manufacturer’s design intent for reliable service.

Key Features

• Engine Coolant Reservoir
• Non-Pressurized Design
• Matches OEM fit and function
• Manufactured from quality materials to withstand underhood heat and engine vibration

Benefits

• Reliable service with reduced risk of leaks or failures
• Easy installation as a direct-fit replacement
• Durable construction for long-term performance
• Backed by 100 years of automotive aftermarket experience

Application

This part is ideal for vehicle owners who need to replace a leaking or damaged coolant reservoir in their Buick, Chevrolet, or Pontiac models.

Fitment Notes

• 2009-05 Buick
• 2011-04 Chevrolet
• 2008-04 Pontiac

Why Choose Dorman - OE Solutions?

• Choosing Dorman aftermarket replacement parts is a smart way to restore your vehicle with confidence, thanks to a strong focus on fit, durability, and dependable performance. Dorman parts are engineered as direct-fit replacements designed to match OE form, fit, and function, helping ensure a smoother installation and reliable results. Built with quality materials and validated through testing, they’re made to stand up to daily driving demands and help reduce the risk of repeat repairs. For a long-lasting fix you can trust, Dorman delivers proven aftermarket solutions that keep your vehicle operating the way it should.

What’s in the Box

• 1 PC

Item Dimensions

• 13.7in x 12.9in x 4.8in, 2.1lbs