Four Seasons 73442 HVAC Recirculation Door

HVAC Recirculation Door for GM Applications

Restore proper cabin air control with the Four Seasons HVAC Blend Door Kit 73442. This replacement door is built from plastic and matches the listed dimensions for a direct-fit HVAC recirculation door service part. It is a practical solution for Chevrolet Impala, Buick LaCrosse, Pontiac Grand Prix, and Chevrolet Monte Carlo models with air conditioning.

Key Features

• Replacement door for HVAC recirculation door service
• Four Seasons HVAC Blend Door Kit line
• Plastic construction for HVAC housing applications
• Dimensions: 7.87 in. length, 3.375 in. height, 3.125 in. width
• Part number 73442 for catalog and cross-reference lookup
• Direct fit for select Chevrolet, Buick, and Pontiac vehicles

Product Details

The Four Seasons HVAC Blend Door Kit 73442 is a replacement door used in temperature control and air recirculation systems. As part of the Four Seasons HVAC Blend Door Kit product line, this component supports the recirculation function inside the HVAC case, helping maintain proper airflow routing in the cabin. The part number 73442 is listed for 2004-2008 Pontiac Grand Prix, 2005-2009 Buick LaCrosse, 2004-2007 Chevrolet Monte Carlo with air conditioning, and 2004-2005 Chevrolet Impala with air conditioning, plus 2006-2011 Chevrolet Impala.

This part cross-references 902400 and 10321155 for the same application.

What It Helps Fix

• Stuck or broken recirculation door movement
• Improper cabin air recirculation control
• HVAC airflow routing problems inside the dash system
• Temperature control issues caused by a damaged door
• Noisy or binding HVAC door operation

Installation Notes and Tips

Verify the vehicle year, make, model, and air conditioning equipment before ordering. Confirm the existing HVAC door dimensions and compare them to the listed measurements for 73442. Access to the HVAC case is typically required during replacement, so inspect the surrounding blend door components and related actuators while the system is open.

Quality Assurance

Four Seasons supplies HVAC service parts for temperature control repair applications. This replacement door is built to match the listed fitment and dimensional specifications for the vehicles shown above.