Dorman OE Solutions Remanufactured HVAC Control Module for 2003-2009 Buick Chevrolet GMC Oldsmobile 599-027

Remanufactured HVAC control module for 2003 to 2009 Buick Chevrolet GMC and Oldsmobile vehicles used to replace faulty climate control units causing non-functional heating or air conditioning.

Built to meet the manufacturer's design intent for reliable service, this unit undergoes rigorous testing by engineers and inspectors in the United States to ensure dependable performance and direct fitment.

Key Features

• Fully remanufactured climate control module with restored internal electronics
• Direct replacement for original equipment manufacturer part numbers
• Validated through comprehensive testing protocols in the USA
• Engineered to match OE form, fit, and function precisely
• Constructed with quality materials for long-term durability

Benefits

• Restores full operation of heating and air conditioning systems
• Eliminates the need for costly dealership repairs or diagnostics
• Provides a trustworthy solution backed by engineering expertise
• Reduces the risk of repeat failures common with worn components
• Ensures seamless installation without modification requirements

Application

Ideal for vehicle owners experiencing unresponsive climate controls, erratic temperature regulation, or complete HVAC system failure in compatible GM trucks and SUVs.

Fitment Notes

• Compatible with select 2003-2009 Buick models
• Compatible with select 2003-2009 Chevrolet models
• Compatible with select 2003-2009 GMC models
• Compatible with select 2003-2004 Oldsmobile models
• Verify specific vehicle compatibility before purchase

Why Choose Dorman - OE Solutions?

• Dorman parts are engineered as direct-fit replacements designed to match OE form, fit, and function
• Strong focus on fit, durability, and dependable performance restores vehicles with confidence
• Built with quality materials and validated through testing to stand up to daily driving demands
• Proven aftermarket solutions help reduce the risk of repeat repairs

What's in the Box

• 1 Remanufactured Climate Control Module

Item Dimensions

• Length: 11.3 inches
• Width: 6.3 inches
• Height: 3.8 inches
• Weight: 1.2 lbs