Dorman Engine Coolant Reservoir Pressurized for 2006-2009 Cadillac CTS 603-099

Engine Coolant Reservoir for 2006-2009 Cadillac CTS by Dorman - OE Solutions replaces the factory reservoir.

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

Key Features

• Pressurized design for optimal coolant flow
• Engine Coolant Reservoir engineered to match original fit and function
• Manufactured from quality materials to withstand underhood heat and vibration
• Backed by 100 years of automotive aftermarket experience

Benefits

• Maintains proper coolant pressure for efficient engine cooling
• Reduces risk of leaks or overheating due to durable construction
• Ensures a seamless fit with existing vehicle components
• Provides peace of mind with proven aftermarket reliability

Application

This part is ideal for owners of 2006-2009 Cadillac CTS models who need a reliable replacement for a worn or damaged coolant reservoir.

Fitment Notes

• Fitment years/make/model: 2006-2009 Cadillac CTS

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

• 12.3in x 9.8in x 10.8in, 2.5lbs