Take control of your cabin airflow with the Dorman - OE Solutions HVAC Blend Door Actuator 604-209, a motorized replacement for the MAIN air door position that repositions the HVAC blend door to direct and mix airflow inside the climate-control case. It installs as a direct-fit replacement for the 2003-2006 Ford Expedition, 2002-2010 Ford Explorer, 2007-2010 Ford Explorer Sport Trac, and 2002-2010 Mercury Mountaineer. If a failed actuator is behind inconsistent temperature or a door that won't move, this unit replaces the original in the MAIN location.
- Direct replacement: engineered to drop in like the original air door actuator on the listed applications.
- Position specific: this is the MAIN actuator — many of these vehicles use several HVAC door actuators, so review the application notes and confirm it matches the position and function of the one you're replacing.
- Durable construction: designed and tested to strict standards to help resist wear and electrical burnout for reliable operation.
- Trustworthy quality: backed by a team of experts and engineers in the United States with over a century of experience.
Interchange: J04001 · ADA100 · ADS212 · 37533 · 1L2H19E616CD · 1L2Z19E616CA · YH1744 · DA1133 · SK604209 · ADR212 · J04005 · FD0613097
This part cross-references / interchanges with the following part numbers:
Frequently Asked Questions
What does this blend door actuator do?
It's a small electric motor that moves the HVAC blend/air door, positioning it to direct and mix airflow for cabin temperature and vent control. This is the MAIN air door actuator.
Will this fit my vehicle?
It's a direct-fit replacement for the 2003-2006 Ford Expedition, 2002-2010 Ford Explorer, 2007-2010 Explorer Sport Trac, and 2002-2010 Mercury Mountaineer. See the Buyer's Guide tab to confirm.
How do I know I need the MAIN actuator?
These vehicles often use several HVAC door actuators for different positions. Review the application notes and, if unsure which position you need, consult a qualified service technician.
What are signs this actuator may need replacing?
Common signs include temperature or airflow that won't change, a clicking or knocking noise behind the dash, or an air door that stays stuck. Diagnose the cause before replacing.
What is the manufacturer part number?
This is Dorman - OE Solutions 604-209, also written 604209. It replaces the interchange numbers listed above.
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