Dorman 604-860 HVAC Blend Door Actuator - Main

HVAC Blend Door Actuator for Acura and Honda

Dorman 604-860 is an HVAC blend door actuator built for specific Acura and Honda applications that use rotary mode selection. It is precision-engineered to match the fit and performance of the original actuator on the listed vehicles, helping restore proper HVAC door movement and cabin air distribution.

Compatible with Acura ILX, Acura RDX, Honda Accord, Honda CR-V, and Honda Civic applications listed below, this Dorman 604-860 replacement uses a 5-pin male terminal design and a plastic housing for direct-fit service on the main HVAC position.

Key Features

• HVAC blend door actuator for mode selection
• Rotary switch activation type
• 5-pin male terminal configuration
• Plastic housing construction
• Direct replacement for specific Acura and Honda models
• Cross-reference: 79140TR0A01

Detailed Description

This HVAC heater blend door actuator is made to match the original part’s quality and operating characteristics on select Acura and Honda vehicles. The actuator controls the HVAC blend or mode door movement that directs airflow through the heating and air conditioning system. Dorman 604-860 is a practical replacement when the factory actuator no longer responds correctly or the air distribution system is not changing modes as expected. It is used on 2019-2022 Acura ILX, 2013-2018 Acura ILX, 2013-2018 Acura RDX, 2013-2017 Honda Accord, 2012-2016 Honda CR-V, and 2012-2015 Honda Civic in the main position.

For buyers searching for a Honda Civic HVAC blend door actuator, Honda CR-V blend door actuator, or Acura ILX HVAC actuator replacement, this part number provides a direct-fit option for the listed applications. Dorman 604-860 also cross-references 79140TR0A01 for the same application.

Common Problems This Part Can Address

• Airflow stuck on one vent setting
• Temperature or mode changes not responding correctly
• HVAC door movement that is slow, erratic, or inoperative
• Loss of proper cabin air distribution through the dash vents
• Faulty actuator operation in the main HVAC position

Installation Notes and Tips

Verify the vehicle year, make, model, and HVAC position before ordering. This actuator uses a rotary activation design with a 5-pin male terminal layout, so connector style and mounting location should be matched to the original unit. Compare the old actuator to the replacement before installation to confirm fitment on the main HVAC location.

Quality Assurance

Dorman engineers this HVAC heater blend door actuator to match the quality and performance of the original component on the specified vehicles. The part is built as an OE-style replacement for the listed Acura and Honda applications.