HomeHVAC > Temperature Controls and Related ComponentsFour Seasons 73374 HVAC Mode Door Actuator
Part #: 73374

Four Seasons 73374 HVAC Mode Door Actuator

Air Door Actuator
⚙️ 5 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
📦Air Door Actuator
🚗Fitment: Hyundai, Tucson
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Reliable HVAC Mode Door Actuator for Hyundai Tucson

The Four Seasons Air Door Actuator 73374 is designed to restore proper airflow control in your Hyundai Tucson's HVAC system. This HVAC mode door actuator ensures precise movement of the air door linkage, maintaining optimal climate control inside your vehicle.

  • Compatible with Hyundai Tucson models
  • HVAC mode door actuator style with arm-type door linkage
  • Equipped with 3 mounting ears for secure installation
  • Features 5 terminal pins for reliable electrical connection
  • Part number 73374 for accurate replacement

About the Four Seasons Air Door Actuator Product Line

The Air Door Actuator line by Four Seasons focuses on delivering dependable HVAC components that regulate airflow within vehicle climate control systems. This product line includes actuators engineered to control air door movements precisely, ensuring consistent temperature and ventilation performance. The 73374 actuator is part of this line, designed specifically for Hyundai Tucson models to maintain proper HVAC function.

Detailed Product Description and Attributes

The Four Seasons 73374 HVAC mode door actuator features an arm-style door linkage that moves the air door smoothly to direct airflow as needed. It includes three mounting ears, providing a stable and secure fit within the HVAC housing. The actuator is equipped with five terminal pins, allowing for a solid electrical connection to the vehicle’s control system. This configuration supports accurate and responsive operation of the HVAC mode door, essential for maintaining the desired cabin temperature and air distribution.

Common HVAC Issues Addressed by This Actuator

  • Inconsistent or incorrect airflow direction inside the cabin
  • Failure of the HVAC system to switch between modes (defrost, floor, vent)
  • Unusual noises or clicking sounds from the HVAC system
  • Intermittent or no response from the air door controls
  • Reduced climate control efficiency in Hyundai Tucson vehicles

Installation Notes and Tips

When installing the Four Seasons 73374 actuator, ensure the three mounting ears align properly with the HVAC housing for a secure fit. Verify the five terminal pins are correctly connected to the vehicle’s wiring harness to avoid electrical issues. It is recommended to test the actuator operation before reassembling the dashboard components to confirm proper function. Use appropriate tools to avoid damaging the actuator or surrounding HVAC parts during installation.

Quality Assurance and Warranty Information

Four Seasons manufactures the 73374 HVAC mode door actuator to meet OEM standards for fit and function. This part undergoes quality checks to ensure durability and reliable performance in Hyundai Tucson vehicles. Warranty coverage details should be confirmed at the point of purchase, as they may vary by distributor or retailer.

BrandFour Seasons
Part Number73374
PositionAir Door Actuator
Door LinkageArm
Mounting Ear Qty.3
StyleHVAC Air Door Actuator
Terminal Pin Qty.5

This part fits 5 vehicles. Search below:

YearMakeModelPositionNotes
2009HyundaiTucsonN/Aw/ Halla Compressor Code HCC; Air Door Actuator
2008HyundaiTucsonN/Aw/ Halla Compressor Code HCC; Air Door Actuator
2007HyundaiTucsonN/Aw/ Halla Compressor Code HCC; Air Door Actuator
2006HyundaiTucsonN/Aw/ Halla Compressor Code HCC; Air Door Actuator
2005HyundaiTucsonN/Aw/ Halla Compressor Code HCC; Air Door Actuator

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

73374971542E250A60374BDAF1340

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.