Fits: 2003 thru 2007 Chevy Silverado/GMC Sierra 2500HD/3500HD LB7/LLY/LBZ Duramax Diesel

Experience a luxurious solution for your non-functioning climate controls - the Dorman HVAC Climate Control Module. Featuring advanced proprietary software and meticulously assembled and tested in the USA, this OE FIX module eliminates the need for time-consuming and complex programming with GM-specific software. Enjoy seamless installation and compatibility for a wide range of General Motors vehicles with automatic air conditioning controls. Elevate your driving experience with this exclusive and convenient upgrade.

Features: 

• Easy installation, Plug n Play

• Assembled in America

• Restores functionality

• Seamless fit