Dorman 604-909 HVAC Blend Door Actuator - Auxiliary
OE Quality 60-Day Returns
Dorman

Dorman 604-909 HVAC Blend Door Actuator - Auxiliary

Brand Dorman 604-909
Position Auxiliary
Material Plastic
Package Contents 1 Air Door Actuator
Switch Activation Type Rotary
Fits Ford and Mercury · 4 vehicles

OE-style replacement. Precision-engineered to match original quality and performance.

Rotary activation. Smoothly controls the HVAC blend door mechanism.

Plastic construction. Lightweight design for dependable actuator operation.

Cross-references Four Seasons 73105, Standard Ignition ADR228 and 4F2Z19E616DA for the same application. See all 6.

$46.97Free shipping
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Free returns within 60 days if it doesn't fit when fitment is verified.
Not what you need? See all HVAC Blend Door Actuator options

HVAC Blend Door Actuator for Freestar

Dorman 604-909 is a rotary HVAC blend door actuator built for specific Ford applications, including the 2004-2007 Ford Freestar auxiliary position. It is precision-engineered to match the quality and performance of the original blend door actuator, helping restore proper HVAC mode selection in the box packaging system.

  • Rotary switch activation type for controlled HVAC door movement
  • Plastic housing construction
  • Direct replacement for the auxiliary HVAC blend door actuator on select Ford Freestar models
  • Paraphrased OE-style fit and function for the original actuator design
  • Cross-references Four Seasons 73105 and Standard Ignition ADR228 for the same application

Detailed Product Overview

This Dorman 604-909 HVAC blend door actuator is made for 2004-2007 Ford Freestar auxiliary HVAC systems where accurate mode selection is needed. It is designed around the original actuator’s fit and performance requirements, making it a practical replacement when the factory unit no longer responds correctly. If you are searching for a Ford Freestar HVAC blend door actuator, Dorman 604-909 provides a direct-match solution for the auxiliary position.

Compatible With 2004-2007 Ford Freestar, auxiliary. The part number 604-909 is also a useful reference when comparing replacement options for the same vehicle application.

Common Problems This Part Can Address

  • HVAC air distribution stuck on one vent setting
  • Inconsistent mode changes between defrost, panel, and floor outlets
  • Actuator noise from worn internal gears or motor wear
  • Loss of response from the auxiliary blend door control
  • Temperature or airflow routing that no longer follows the selected setting

Installation Notes and Tips

Verify the auxiliary position and connector style before installation on your Ford Freestar. Compare the original actuator to Dorman 604-909 to confirm rotary activation and mounting alignment, and inspect the blend door movement for binding before replacing the unit. The plastic construction is intended for the specified HVAC application, so proper alignment during installation is important for correct operation.

Quality Assurance

Dorman engineers this HVAC heater blend door actuator to match the quality and performance of the original part for the listed vehicle applications. Part number 604-909 is built as an OE-style replacement for the specified Ford Freestar fitment.

Related reading

This part fits 4 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelPositionNotes
2007FordFreestarAuxiliaryHVAC Blend Door Actuator for mode selection in box packaging.
2006FordFreestarAuxiliaryHVAC Blend Door Actuator for mode selection in box packaging.
2005FordFreestarAuxiliaryHVAC Blend Door Actuator for mode selection in box packaging.
2004FordFreestarAuxiliaryHVAC Blend Door Actuator for mode selection in box packaging.
Directly replaces or cross-references 6 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Four Seasons — 73105Standard Ignition — ADR2284F2Z19E616DAADA151J04018SK604909