Four Seasons
Air Door Actuator

Four Seasons 73040 HVAC Blend Door Actuator - Main

Brand Four Seasons 73040
Position Main
Door Linkage Male
Mounting Ear Qty. 4
Style HVAC Air Door Actuator
Terminal Pin Qty. 8
Product line Air Door Actuator
Fits Ford · 9 vehicles

Air door actuator. Controls HVAC airflow with a direct actuator-style replacement.

8-pin connection. Uses an 8-terminal layout for straightforward electrical hookup.

4 mounting ears. Provides a secure, stable mounting design.

Cross-references FEL-PRO 73040, Global Parts Distributors LLC 1712303 and 3C7Z19E616AA for the same application. See all 10.

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HVAC Air Door Actuator for Ford Super Duty

Four Seasons 73040 is an HVAC blend door actuator built for vehicles with Automatic Temperature Control (ATC). It controls air door movement inside the climate system, helping direct airflow for temperature and mode changes in the cabin. This Four Seasons Air Door Actuator is a direct-fit service part for select Ford truck and SUV applications.

Key Features

  • HVAC air door actuator for blend door control
  • Male door linkage
  • 4 mounting ears for secure installation
  • 8 terminal pins for the electrical connection
  • Fits ATC-equipped HVAC systems
  • Four Seasons 73040 part number for service identification

Detailed Description

Four Seasons 73040 is part of the Air Door Actuator product line, focused on HVAC control components that manage internal air doors in the heating and air conditioning system. In Ford F-250 Super Duty, Ford F-350 Super Duty, and Ford Excursion applications with Automatic Temperature Control, this actuator helps move the blend door so the system can route air for heating, cooling, and defrost functions. The part number 73040 is also referenced in interchange listings for service matching.

This part cross-references FEL-PRO 73040 and Global Parts Distributors LLC 1712303 for the same application.

What It Helps Fix

  • Incorrect cabin temperature control
  • Air stuck on hot or cold
  • HVAC mode changes that do not respond properly
  • Blend door movement problems inside the climate system
  • Electrical actuator failure in ATC-equipped HVAC systems

Installation Notes and Tips

Fits 2006-2007 Ford F-250 Super Duty, N/A. Fits 2005-2007 Ford F-350 Super Duty, N/A. Fits 2002-2005 Ford Excursion, Main. Confirm the vehicle uses Automatic Temperature Control (ATC) before ordering. Verify the connector style, mounting ear layout, and door linkage type against the original actuator. Four Seasons 73040 should be matched to the existing HVAC configuration for proper operation.

Quality Assurance

Four Seasons supplies HVAC service parts for climate control repair applications. This actuator is identified by part number 73040 and is cataloged for the listed Ford fitments and ATC-equipped systems.

This part fits 9 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelPositionNotes
2007FordF-250 Super DutyN/ACompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Air Door Actuator
2007FordF-350 Super DutyN/ACompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Air Door Actuator
2006FordF-250 Super DutyN/ACompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Air Door Actuator
2006FordF-350 Super DutyN/ACompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Air Door Actuator
2005FordExcursionMainCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Air Door Actuator
2005FordF-350 Super DutyN/ACompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Air Door Actuator
2004FordExcursionMainCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Air Door Actuator
2003FordExcursionMainCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Air Door Actuator
2002FordExcursionMainCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Air Door Actuator
Directly replaces or cross-references 10 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
FEL-PRO — 73040Global Parts Distributors LLC — 17123033C7Z19E616AA6042726551647A27340BDAD1052MT18578XC3Z19E616BAYH1860