Dorman 604-332 HVAC Blend Door Actuator - Main

Dorman 604-332 HVAC Blend Door Actuator

Dorman 604-332 is an HVAC heater blend door actuator built for specific Toyota Tacoma applications. It uses a rotary switch activation type and a plastic housing with blade-style male terminals for a direct-fit replacement approach.

Key Features

• Precision-engineered to match the quality and performance of the original blend door actuator on select vehicles
• Rotary activation design for HVAC air door control
• Blade terminal design with 2 male terminals
• Plastic construction for under-dash HVAC use
• Direct replacement for the main HVAC air door actuator location
• Cross-references Four Seasons 73303 and TechSmart F04007 for the same application

Detailed Description

This Dorman HVAC blend door actuator, part number 604-332, is made for Toyota Tacoma models that use a main-position air door actuator for recirculation or temperature control functions. It is engineered to match the original actuator’s fit and operating characteristics, helping restore proper HVAC door movement in the vehicle’s climate control system. Compatible With 2005-2015 Toyota Tacoma, Main; 2016-2019 Toyota Tacoma, Main; and 2020-2023 Toyota Tacoma, Main.

For Toyota Tacoma owners searching for a replacement HVAC blend door actuator, Dorman 604-332 provides a direct-fit service part for the specified years and configurations. The part number 604-332 is also a useful reference when comparing replacement options for the same Toyota Tacoma HVAC repair.

What It Is Used For

• Restoring cabin air direction when the HVAC door no longer responds correctly
• Addressing inconsistent recirculation operation on Toyota Tacoma models
• Replacing a worn or failed main air door actuator
• Correcting HVAC control issues tied to blend door movement
• Supporting proper heating and cooling airflow management in the dash HVAC system

Installation Notes and Tips

Verify the vehicle year, model, and HVAC configuration before ordering. This part is listed for the main position on 2005-2023 Toyota Tacoma applications, with 2016-2019 Tacoma fitment noted for recirculation and excluding dual-zone temperature control. Confirm connector style, terminal count, and actuator location against the original unit before installation. The package contents include one air door actuator.

Quality Assurance

Dorman manufactures this actuator as a precision-engineered replacement for the original HVAC component on the listed applications. It is built to align with OE-style fit and performance expectations for the specified Toyota Tacoma fitment.