Four Seasons 73028 HVAC Blend Door Actuator

The Four Seasons 73028 is a high-quality HVAC blend door actuator designed to restore proper climate control function in your vehicle. This critical component controls the internal vent doors that regulate the mix of hot and cold air, ensuring optimal cabin comfort in all weather conditions.

Key Features:

• Temperature blend door actuator type for precise climate control
• Includes lever arm, gear, cam gear hardware, and linkage as applicable
• OE-style connectors with high-quality contacts ensure reliable conductivity
• Quality internal motor, drive gears, electronics, and connections
• Meets or exceeds OE specifications for fit and function
• Tested for durability and longevity

If you're experiencing issues with your heating or air conditioning system—such as inconsistent temperature output, stuck temperature controls, or inability to adjust cabin temperature—a faulty blend door actuator is often the culprit. The Four Seasons 73028 provides a direct replacement solution backed by over 50 years of mobile climate control expertise.

OEM Cross-Reference Numbers: GM 89018368, GM 16135672, GM 16133829, GM 16124952, ACDelco 1571937, Dorman 604124