Four Seasons 73389 HVAC Mode Door Actuator - Left

Four Seasons 73389 HVAC Air Door Actuator

Four Seasons 73389 is an HVAC mode door actuator built for precise air door movement in select Hyundai applications. It uses a 5-terminal pin layout, an arm-style door linkage, and a 3-ear mounting design for direct replacement service in the HVAC case.

Compatible with Hyundai Santa Fe, Veracruz, Azera, and Sonata applications, this Four Seasons Air Door Actuator supports proper airflow routing inside the climate control system. The Four Seasons 73389 part number is used for select left-side and N/A-position applications across 2005-2012 model years.

Key Features

• HVAC mode door actuator for interior air distribution control
• Arm-style door linkage for the specified HVAC door interface
• 3 mounting ears for secure case attachment
• 5-terminal pin electrical connection
• Direct-fit replacement for select Hyundai HVAC systems
• Four Seasons 73389 cross-references OE-style numbers 971543K000 and A60389 for the same application

Product Details

The Four Seasons Air Door Actuator line covers HVAC control components that move blend, mode, or air doors inside the climate system. This unit is specified as an HVAC Air Door Actuator with an arm linkage, making it suitable for vehicles that rely on electronic door positioning to direct air to the correct vents. For buyers searching for a Hyundai Santa Fe HVAC mode door actuator or a Hyundai Sonata left air door actuator, this part number provides a focused replacement option.

Fits 2007-2012 Hyundai Santa Fe, N/A; Fits 2007-2012 Hyundai Veracruz, left; Fits 2006-2010 Hyundai Azera, left; Fits 2006-2010 Hyundai Sonata, left; Fits 2006 Hyundai Santa Fe, N/A for new body style vehicles; Fits 2005 Hyundai Sonata, left from 1/05.

Common Issues This Part May Address

• Airflow stuck on defrost, floor, or panel vents
• Temperature or mode changes that do not respond correctly
• Clicking or ticking noises from behind the dash
• HVAC door movement that is slow, erratic, or inoperative
• Loss of proper air distribution in the cabin

Installation Notes and Tips

Verify the connector style, terminal count, mounting ear layout, and door linkage before installation. Confirm the vehicle position listed for your application, especially on Hyundai Veracruz, Azera, and Sonata models where left-side fitment is specified. After installation, cycle the HVAC controls to confirm the actuator learns and moves the door through its full range.

Quality Assurance

Four Seasons is a recognized aftermarket brand for HVAC service parts, and this actuator is built to match the listed application details for fitment-focused replacement work.