Four Seasons 73371 HVAC Blend Door Actuator - Left or Main

Reliable HVAC Blend Door Actuator for Hyundai and Kia Vehicles

The Four Seasons Air Door Actuator 73371 is designed to restore proper airflow control in your vehicle's HVAC system. Compatible with select Hyundai and Kia models, this actuator ensures precise blend door movement for optimal cabin temperature regulation.

• Brand: Four Seasons
• Brand Line: Air Door Actuator
• Part Number: 73371
• Door Linkage Type: Arm
• Mounting Ear Quantity: 3
• Terminal Pin Quantity: 5
• Style: HVAC air door actuator
• Compatible with Hyundai Magentis, Sonata, Santa Fe, Kia Optima, Sorento, XG300, and XG350

Product Line Details: Four Seasons Air Door Actuator

The Four Seasons Air Door Actuator product line focuses on delivering precise control components for HVAC systems. This line includes actuators engineered to operate blend doors, ensuring accurate airflow direction and temperature mixing. The 73371 actuator features an arm-type door linkage and multiple mounting ears for secure installation, reflecting the line's emphasis on durability and fitment accuracy.

Technical Description and Features

This HVAC blend door actuator (part number 73371) utilizes a five-terminal pin configuration to interface with the vehicle's climate control system. The actuator's arm-style door linkage provides reliable mechanical movement of the blend door, while the three mounting ears allow for stable attachment within the HVAC housing. Designed specifically for Hyundai and Kia models such as the Magentis, Sonata, Santa Fe, Optima, Sorento, XG300, and XG350, this actuator meets OEM specifications for fit and function.

Common HVAC Issues Addressed by This Actuator

• Inconsistent cabin temperature due to blend door malfunction
• Unresponsive or stuck HVAC airflow direction
• Clicking or grinding noises from the HVAC system
• Failure to switch between heat and air conditioning modes
• Intermittent or no response from climate control blend doors

Installation Notes and Tips

• Ensure vehicle compatibility with Hyundai Magentis, Sonata, Santa Fe, Kia Optima, Sorento, XG300, or XG350 before installation
• Disconnect the battery prior to actuator replacement to prevent electrical issues
• Carefully remove the HVAC housing cover to access the blend door actuator
• Note the orientation of the existing actuator and linkage arm for proper installation
• Verify secure mounting using all three mounting ears and confirm electrical connections on the five terminal pins

Quality Assurance and Warranty

Four Seasons manufactures the Air Door Actuator 73371 to meet stringent quality standards, ensuring reliable operation within the HVAC system. While specific warranty details may vary, Four Seasons typically offers coverage against defects in materials and workmanship. Always consult product documentation or the supplier for exact warranty terms.