Four Seasons 73023 HVAC Blend Door Actuator - Main
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Four Seasons
 Air Door Actuator

Four Seasons 73023 HVAC Blend Door Actuator - Main

Brand Four Seasons 73023
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 and Lincoln · 16 vehicles

Air door actuator. Controls HVAC airflow with a direct replacement design.

4 mounting ears. Provides a secure, stable installation.

8 terminal pins. Supports precise electrical connection.

Cross-references Dayco 73023, Global Parts Distributors LLC 1711907 and 604216 for the same application. See all 12.

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Four Seasons 73023 Air Door Actuator Overview

Four Seasons 73023 is an HVAC blend door actuator for vehicles equipped 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 Air Door Actuator line is built for direct-fit HVAC service on select Ford and Lincoln applications.

Key Features

  • HVAC air door actuator style for blend door control
  • Male door linkage for the specified HVAC connection
  • 4 mounting ears for secure installation
  • 8 terminal pins for the electrical interface
  • Direct replacement part number: 73023
  • Cross-reference: Dayco 73023

Fitment Details

  • Fits 2004 Ford F-150, Main, w/ ATC (Automatic Temperature Control)
  • Fits 2002-2003 Ford F-150, N/A, Compatible with HVAC systems featuring Automatic Temperature Control (ATC). Air Door Actuator
  • Fits 2004 Ford F-150 Heritage, N/A, Compatible with HVAC systems featuring Automatic Temperature Control (ATC). Air Door Actuator
  • Fits 2002-2003 Lincoln Blackwood, Main, Air Door Actuator
  • Fits 1998-2002 Ford Expedition, Main, Compatible with HVAC systems featuring Automatic Temperature Control (ATC). Air Door Actuator
  • Fits 1998-2002 Lincoln Navigator, Main, Compatible with HVAC systems featuring Automatic Temperature Control (ATC). Air Door Actuator

What This Part Helps Address

  • Inconsistent cabin temperature control
  • Airflow stuck on one vent or mode setting
  • Blend door movement problems in ATC-equipped HVAC systems
  • Temperature changes that do not respond to climate control inputs
  • HVAC actuator noise or failure during operation

Installation Notes

Verify the connector style, terminal pin count, linkage type, and mounting ear layout before installation. This part is listed for Main and N/A positions depending on the vehicle application, so match the vehicle-specific HVAC configuration exactly. For Ford F-150, Ford Expedition, Lincoln Navigator, and Lincoln Blackwood applications, confirm Automatic Temperature Control (ATC) equipment where noted.

Quality Assurance

Four Seasons supplies HVAC service parts for climate control repair, and this actuator is cataloged for direct application matching on the listed Ford and Lincoln vehicles. Part number 73023 is also referenced under Dayco 73023 for the same application.

Related reading

This part fits 16 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelPositionNotes
2004FordF-150Mainw/ ATC (Automatic Temperature Control)
2004FordF-150 HeritageN/ACompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Air Door Actuator
2003FordF-150N/ACompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Air Door Actuator
2003LincolnBlackwoodMainAir Door Actuator
2002FordExpeditionMainCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Air Door Actuator
2002FordF-150N/ACompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Air Door Actuator
2002LincolnBlackwoodMainAir Door Actuator
2002LincolnNavigatorMainCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Air Door Actuator
2001FordExpeditionMainCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Air Door Actuator
2001LincolnNavigatorMainCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Air Door Actuator
2000FordExpeditionMainCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Air Door Actuator
2000LincolnNavigatorMainCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Air Door Actuator
1999FordExpeditionMainCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Air Door Actuator
1999LincolnNavigatorMainCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Air Door Actuator
1998FordExpeditionMainCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Air Door Actuator
1998LincolnNavigatorMainCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Air Door Actuator
Directly replaces or cross-references 12 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Dayco — 73023Global Parts Distributors LLC — 17119076042166552307A27323BDAD1035F75Z19E616BAFD0613100MT18562XL3Z19E616AAXL3Z19E616ABYH1765