Four Seasons 73596 HVAC Recirculation Door Actuator

Honda and Acura HVAC Recirculation Door Actuator

Four Seasons 73596 is an HVAC recirculation door actuator built for precise air-door movement in select Honda and Acura vehicles. It is a cam-style HVAC air door actuator with a 5-pin terminal layout and 4 mounting ears for applications that require accurate recirculation door control.

Compatible with 2014-2020 Acura MDX, 2016-2022 Honda Pilot, 2017-2023 Honda Ridgeline, and 2019-2021 Honda Passport, this actuator supports proper cabin air routing when the recirculation door needs replacement. Four Seasons 73596 is engineered and tested for dependable operation in everyday HVAC service.

Key Features

• Part type: HVAC recirculation door actuator
• Cam door linkage for controlled air-door movement
• HVAC air door actuator style
• 5-terminal pin configuration
• 4 mounting ears for secure installation
• Fits select Honda Ridgeline, Honda Pilot, Honda Passport, and Acura MDX applications
• Four Seasons 73596 cross-references FEL-PRO 73596 for the same application

Detailed Description

This actuator is used in the HVAC system to move the recirculation door, helping direct cabin air through the proper path. When the actuator wears out or loses calibration, the system may stop responding correctly to recirculation commands. Four Seasons 73596 is a direct-fit style replacement for select Honda and Acura models, including the Honda Ridgeline, Honda Pilot, Honda Passport, and Acura MDX.

Backed by more than 50 years of mobile A/C experience, Four Seasons builds this component to meet the demands of routine HVAC repair. If you are replacing a failed recirculation door actuator on a 2014-2020 Acura MDX or a 2016-2022 Honda Pilot, this part number provides a focused replacement option for the original air-door control function.

Common Problems This Part Can Address

• Recirculation door not responding to HVAC controls
• Airflow stuck in fresh-air or recirculation mode
• Clicking or binding from the dash HVAC actuator area
• Inconsistent cabin air direction during climate control operation
• Loss of proper air-door movement in the HVAC case

Installation Notes and Tips

Verify the original actuator connector, mounting pattern, and door linkage style before installation. This unit uses a cam linkage, 4 mounting ears, and a 5-pin terminal layout, so matching the OE configuration is important for proper operation. After installation, cycle the HVAC controls to confirm the recirculation door moves smoothly and the system responds correctly.

Quality Assurance

Four Seasons states that its HVAC components are engineered and tested for years of trouble-free operation. Part number 73596 is supported by the brand’s long-standing mobile A/C experience and is built for reliable service in the listed Honda and Acura applications.