Four Seasons
Air Door Actuator

Four Seasons 73029 HVAC Blend Door Actuator - Main

Brand Four Seasons 73029
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 Mercury · 19 vehicles

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

8-pin connector. Supports reliable electrical connection for precise operation.

4 mounting ears. Provides a secure, stable installation.

Cross-references ATE 604201, Four Seasons 73029 and Global Parts Distributors LLC 1711894 for the same application. See all 9.

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Free returns within 60 days if it doesn't fit when fitment is verified.

Four Seasons 73029 Air Door Actuator

The Four Seasons Air Door Actuator, part number 73029, is an HVAC blend door actuator built for vehicles that rely on precise air door movement to manage cabin temperature and airflow. It is a direct-fit style replacement for select Ford, Mercury, and Ranger-platform applications with automatic climate control configurations.

Four Seasons Air Door Actuator line components are focused on restoring HVAC door control performance in systems that use electronic actuation. This unit features a male door linkage, 4 mounting ears, and an 8-terminal pin layout for the specified applications.

Key Features

  • HVAC air door actuator for blend door control
  • Male door linkage for the listed fitments
  • 4 mounting ears for secure installation
  • 8-terminal pin electrical connection
  • Fits select Ford Ranger, Ford Explorer, Ford Explorer Sport, Ford Explorer Sport Trac, Ford F-100 Ranger, and Mercury Mountaineer applications
  • Part number 73029 for accurate catalog matching

Fitment Details

  • Fits 1998-2002 Ford Ranger, N/A, Air Door Actuator
  • Fits 1998-2001 Ford Explorer, Main, Compatible with HVAC systems featuring Automatic Temperature Control (ATC); Air Door Actuator
  • Fits 2001 Ford Explorer Sport, Main, Compatible with HVAC systems featuring Automatic Temperature Control (ATC); Air Door Actuator
  • Fits 2001 Ford Explorer Sport Trac, Main, Compatible with HVAC systems featuring Automatic Temperature Control (ATC); Air Door Actuator
  • Fits 1998-2001 Ford F-100 Ranger, N/A, w/ Dual Zone Climate Control
  • Fits 1998-2001 Mercury Mountaineer, Main, Compatible with HVAC systems featuring Automatic Temperature Control (ATC); Air Door Actuator

What It Helps Correct

  • Inconsistent cabin temperature control
  • Airflow stuck on heat, cool, or defrost settings
  • HVAC doors that do not respond to climate commands
  • Temperature blending issues in ATC-equipped systems
  • Dual-zone climate control door movement problems

Installation Notes and Tips

Verify the connector style, terminal count, mounting ear layout, and door linkage before installation. This part cross-references ATE 604201 and Global Parts Distributors LLC 1711894 for the same application. Confirm the vehicle’s HVAC system type, especially ATC or dual-zone climate control, to match the listed fitment for Ford Ranger, Ford Explorer, and Mercury Mountaineer applications.

Quality Assurance

Four Seasons catalogs this component as an HVAC air door actuator for the specified vehicle applications. Use the part number 73029 and the fitment notes to confirm application-specific selection before replacement.

This part fits 19 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelLitersCylindersFuel TypePositionNotes
2002FordRanger-L--ELECTRICN/AAir Door Actuator
2001FordExplorerMainCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Air Door Actuator
2001FordExplorer SportMainCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Air Door Actuator
2001FordExplorer Sport TracMainCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Air Door Actuator
2001FordF-100 RangerN/Aw/ Dual Zone Climate Control
2001FordRanger-L--ELECTRICN/AAir Door Actuator
2001MercuryMountaineerMainCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Air Door Actuator
2000FordExplorerMainCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Air Door Actuator
2000FordF-100 RangerN/Aw/ Dual Zone Climate Control
2000FordRanger-L--ELECTRICN/AAir Door Actuator
2000MercuryMountaineerMainCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Air Door Actuator
1999FordExplorerMainCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Air Door Actuator
1999FordF-100 RangerN/Aw/ Dual Zone Climate Control
1999FordRanger-L--ELECTRICN/AAir Door Actuator
1999MercuryMountaineerMainCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Air Door Actuator
1998FordExplorerMainCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Air Door Actuator
1998FordF-100 RangerN/Aw/ Dual Zone Climate Control
1998FordRanger-L--ELECTRICN/AAir Door Actuator
1998MercuryMountaineerMainCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Air Door Actuator
Directly replaces or cross-references 9 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
ATE — 604201Four Seasons — 73029Global Parts Distributors LLC — 17118946551550A27329BDAC1041F87Z19E616AAMT18553YH1761