Dorman 604-828 HVAC Blend Door Actuator - Main

OE-Style HVAC Blend Door Actuator

Dorman 604-828 is a rotary HVAC blend door actuator built for specific Subaru applications. It is engineered to match the fit and function of the original heater blend door actuator, helping restore proper temperature and vent control in the cabin.

Fits 2013-2018 Subaru Legacy, Main. Fits 2013-2018 Subaru Outback, Main.

Key Features

• Rotary switch activation for blend door control
• 5-pin male terminal design
• Plastic housing for HVAC use
• Direct replacement format for selected Subaru Legacy and Subaru Outback models
• Matches original actuator quality and performance targets
• Part number 604-828 for easy identification

Detailed Description

This HVAC blend door actuator controls the movement of the blend door inside the heating and air conditioning system, directing airflow and helping regulate cabin temperature. Dorman 604-828 is built to the same general fit and operating requirements as the original unit on select 2013-2018 Subaru Legacy and 2013-2018 Subaru Outback vehicles with Main position fitment. The rotary activation style, pin terminals, and 5-terminal male connector support OE-style electrical integration. If you are replacing a failed Subaru Legacy blend door actuator or a Subaru Outback HVAC actuator, this part number 604-828 provides a direct replacement option for the listed applications.

This part cross-references Subaru 72131AJ14A for the same application.

What It Helps Fix

• Temperature stuck on hot or cold
• Airflow not changing between vents and defrost
• Clicking or ticking from behind the dash
• Inconsistent cabin temperature control
• HVAC blend door movement failure

Installation Notes and Tips

Verify the vehicle year, make, model, and Main position before installation. Confirm the connector style, terminal count, and actuator orientation match the original unit. After installation, cycle the HVAC controls to allow the system to relearn actuator position if required by the vehicle.

Quality Assurance

Dorman designs this actuator as an OE-style replacement for the listed Subaru applications, with construction intended to match original fit and performance expectations for the HVAC system.