Dial in steady cabin comfort with the Dorman - OE Solutions HVAC Blend Door Actuator 604-901. This electric actuator drives the blend door that directs and mixes airflow inside the HVAC case, and it drops in as a direct-fit replacement for the 2004-2006 Lexus RX330, 2007-2009 Lexus RX350, 2006-2008 Lexus RX400h, 2000-2004 Toyota Avalon, and 2004-2007 Toyota Highlander. It is cataloged for the MAIN / LEFT UPPER MAIN position.
- Direct replacement: engineered to install and operate like the original air door actuator on the listed applications.
- Position specific: many vehicles use several HVAC door actuators for different locations and functions — review the application notes to confirm this matches the actuator you need to replace.
- Durable construction: designed and tested to strict standards to help resist wear and electrical burnout for reliable operation.
- Backed by expertise: supported by engineers in the United States with more than a century of experience.
Signs this actuator may need replacing include clicking or knocking behind the dash, air that stays stuck on one temperature, or blend doors that no longer respond to the temperature setting — diagnose the cause before replacing.
Interchange: APBDA0324 · DA1323 · ADR4248 · 8710607060 · 871060E010 · 8710648070
This part cross-references / interchanges with the following part numbers:
Frequently Asked Questions
What does this blend door actuator do?
It is the small electric motor that moves the HVAC blend door, directing and mixing airflow inside the heating and cooling case so the system delivers the temperature you select.
Will this fit my vehicle?
It is a direct-fit replacement for the 2004-2006 Lexus RX330, 2007-2009 Lexus RX350, 2006-2008 Lexus RX400h, 2000-2004 Toyota Avalon, and 2004-2007 Toyota Highlander. See the Buyer's Guide tab to confirm your application.
Which actuator position is this?
It is cataloged for the MAIN / LEFT UPPER MAIN position. Many vehicles use several HVAC door actuators, so review the application notes to verify it matches the one you need to replace.
What are signs this actuator may be failing?
Common signs include clicking or knocking behind the dash, air stuck on one temperature, or the blend door not responding to temperature changes. Diagnose the cause before replacing.
What numbers does this part interchange with?
It cross-references APBDA0324, DA1323, ADR4248, 8710607060, 871060E010, and 8710648070.
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