Four Seasons 73066 HVAC Mode Door Actuator - Auxiliary

Four Seasons 73066 Air Door Actuator

Four Seasons 73066 is an HVAC mode door actuator built for auxiliary air door control in select Ford and Lincoln applications. It uses a male door linkage, 3 mounting ears, and a 5-terminal pin layout to match the electrical and mechanical requirements of the original unit.

For drivers searching for a Ford Explorer auxiliary air door actuator or a Ford Flex HVAC mode door actuator, this Four Seasons Air Door Actuator line is focused on direct-fit replacement needs. Part number 73066 is also referenced in interchange listings for related OE-style applications.

Key Features

• HVAC Air Door Actuator for auxiliary mode door operation
• Male door linkage for the specified actuator connection style
• 3 mounting ears for secure installation alignment
• 5-terminal pin electrical interface
• Four Seasons Air Door Actuator product line
• Part number 73066 for catalog and cross-reference lookup

Detailed Description

This HVAC mode door actuator is used in auxiliary climate control systems to move the air door that directs airflow through the HVAC housing. In Ford Explorer, Ford Flex, and Lincoln MKT applications, the actuator helps the system switch air distribution positions based on commands from the climate control module. Four Seasons 73066 is specified with a male linkage, three mounting ears, and a five-pin terminal design, making it important to match the original connector and mounting style before replacement.

Four Seasons 73066 cross-references Global Parts Distributors LLC 1712292 for the same application. Additional interchange references include 604255 and AE9Z19E616A.

Fitment

• Fits 2018-2019 Ford Explorer, Auxiliary
• Fits 2011-2017 Ford Explorer, Auxiliary
• Fits 2010-2019 Ford Flex, Auxiliary
• Fits 2010-2019 Lincoln MKT, Auxiliary

What It Helps Fix

• Incorrect airflow direction from the dash, floor, or defrost outlets
• Loss of auxiliary HVAC mode control
• Sticking or unresponsive air door movement
• Temperature or airflow distribution complaints tied to the mode door system
• HVAC actuator noise caused by worn internal gears or motor failure

Installation Notes

Verify the connector style, mounting ear layout, and linkage type against the original actuator before installation. Because this part uses a 5-terminal pin configuration, electrical matching is important for proper operation. Confirm the vehicle’s auxiliary HVAC location and compare the removed unit to Four Seasons 73066 prior to replacement.

Quality Assurance

Four Seasons is a recognized HVAC parts brand with a dedicated Air Door Actuator product line for climate control service work. Part number 73066 is cataloged for the listed Ford and Lincoln fitments and is supported by interchange references for application matching.