Dial in cabin comfort with the Dorman - OE Solutions HVAC Blend Door Actuator 604-871, an electric actuator that drives the air-mix (blend) door to control how much air passes over the heater core for the temperature you set. It installs as a direct-fit replacement for the 2007-2013 Acura MDX and 2009-2015 Honda Pilot. This unit is cataloged for the AUXILIARY position — because these vehicles use several different HVAC door actuators, review this part's application notes to confirm it matches the location and function of the one you need to replace.
- Direct replacement: engineered to drop in like the original air-mix door actuator on the listed applications and restore proper HVAC operation.
- Position specific: serves the AUXILIARY air-mix door; verify the position and function against the actuator you're replacing.
- Durable construction: designed and tested to strict standards to help resist wear and electrical burnout for reliable, long-lasting operation.
- Backed by experience: supported by a team of engineers and specialists in the United States.
Signs the original actuator may need replacing include clicking or knocking behind the dash, temperature that won't change, or air stuck on hot or cold.
Interchange: APBDA0316 · ADS4297 · 73308 · 79260STXA01 · DA1308 · ADA330 · ADR4297
This part cross-references / interchanges with the following part numbers:
Frequently Asked Questions
What does this blend door actuator do?
It's an electric motor that positions the air-mix (blend) door, controlling how much air flows over the heater core to set your cabin temperature.
Will this fit my vehicle?
It's a direct-fit replacement for the 2007-2013 Acura MDX and 2009-2015 Honda Pilot. See the Buyer's Guide tab and confirm it matches the actuator position you need.
Which actuator position is this?
It's cataloged for the AUXILIARY position. Since these vehicles use multiple HVAC door actuators, review the application notes to verify the location and function before ordering.
What are common signs of a failed actuator?
Clicking or knocking noises behind the dash, temperature that won't change, or air stuck on hot or cold can indicate the actuator may need replacing. Diagnose the cause first.
What numbers does this part interchange with?
It replaces APBDA0316, ADS4297, 73308, 79260STXA01, DA1308, ADA330, and ADR4297.
Write a Review