Four Seasons 73054 HVAC Mode Door Actuator - Auxiliary, Left Main or Right Main

Four Seasons 73054 HVAC Air Door Actuator

The Four Seasons Air Door Actuator, part number 73054, is an HVAC mode door actuator used to control airflow direction inside the climate system. It is built with a male door linkage, 4 mounting ears, and an 8-pin terminal layout for the specified Ford Expedition and Lincoln Navigator applications.

Four Seasons Air Door Actuator line components are selected for direct-fit HVAC service, helping restore proper door movement in systems that rely on electronic actuator control. This 73054 actuator is used in auxiliary and main HVAC positions across multiple Expedition and Navigator model years.

Key Features

• HVAC mode door actuator for air distribution control
• Male door linkage for the listed applications
• 4 mounting ears for secure installation
• 8 terminal pins for the specified electrical connection
• Direct replacement part number 73054
• Cross-reference: Global Parts Distributors LLC 1712306

Detailed Description

Four Seasons 73054 is an HVAC air door actuator used to move blend, mode, or recirculation doors within the climate control system. In Ford Expedition and Lincoln Navigator applications, this actuator supports auxiliary HVAC operation as well as left main and right main positions where listed. If your Ford Expedition or Lincoln Navigator has inconsistent vent selection or a door that no longer responds correctly, this actuator addresses the electronic control point that manages airflow routing. This part number 73054 also cross-references Global Parts Distributors LLC 1712306 for the same application.

What It Helps Solve

• Airflow stuck on one vent setting
• Loss of response from the HVAC mode door
• Improper air routing in auxiliary climate control
• Recirculation or distribution door movement issues
• HVAC control faults tied to actuator failure

Installation Notes and Tips

• Verify the position before ordering: auxiliary, left main, or right main.
• Confirm the connector style, terminal count, and door linkage match the original unit.
• Check the HVAC system for stored faults or binding doors before installing the replacement.
• For 2007 Lincoln Navigator auxiliary applications, confirm the build date note of from 12/06.
• Use the vehicle’s service information to access and calibrate the HVAC system after installation if required.

Quality Assurance

Four Seasons HVAC components are cataloged for direct replacement use in the listed applications. This 73054 actuator is specified for 2003-2006 Ford Expedition left main and right main positions, 2007-2017 Ford Expedition auxiliary position, 2003-2006 Lincoln Navigator left main and right main positions, and 2007-2014 Lincoln Navigator auxiliary position.