Dorman 604-330 HVAC Blend Door Actuator - Main

Dorman 604-330 HVAC Blend Door Actuator

Dorman 604-330 is an HVAC blend door actuator built to match the fit and function of the original unit on select Kia, Hyundai, and Dodge vehicles. It uses a rotary switch activation design with a 5-blade male terminal connection for direct replacement service.

Compatible With Kia Sportage, Hyundai Kona, and Hyundai Tucson applications where the blend door actuator controls cabin air distribution and temperature blending.

Key Features

• Rotary switch activation type for HVAC blend door operation
• 5-terminal blade connector with male terminals
• Plastic housing construction
• Direct replacement for select factory actuator applications
• Cross-reference part number: 971571JAA0

Detailed Description

This HVAC heater blend door actuator is engineered for specific vehicle years, makes, and models to restore proper movement of the blend door inside the climate control system. Dorman 604-330 is used in main and right main positions depending on application, including Kia Sportage, Hyundai Kona, Hyundai Veloster, Hyundai Tucson, and related models. If your vehicle has inconsistent air temperature, incorrect vent selection, or a blend door that no longer responds correctly, this actuator addresses the mechanical control point that directs airflow through the HVAC case.

The part number 604-330 is also referenced by 971571JAA0 for the same application. Vehicle coverage includes 2010-2023 model years across Kia Sportage, Hyundai Kona, Hyundai Tucson, Hyundai Accent, Hyundai Genesis Coupe, Hyundai ix35, Hyundai Veloster, Kia K900, and Kia Seltos applications listed below.

What It Helps Fix

• Air blowing from the wrong vents
• Temperature stuck on hot or cold
• Blend door movement that is slow, erratic, or unresponsive
• HVAC mode selection problems
• Loss of proper cabin air mixing in the heater and A/C system

Installation Notes and Tips

Verify the connector style, terminal count, and actuator position before installation. This part uses a blade-style, 5-terminal male connection and a rotary activation design, so matching the original unit is important for proper operation. Confirm the vehicle’s HVAC actuator location and calibration requirements according to the service procedure for the specific make and model.

Quality Assurance

Dorman designs this actuator to align with the quality and performance of the original blend door actuator on the listed applications. It is intended as a direct-fit replacement for the specified vehicles and HVAC configurations.

Compatible Vehicles

• Fits 2021-2023 Kia Seltos, right main.
• Fits 2017-2022 Kia Sportage, right main.
• Fits 2019-2021 Hyundai Kona, main.
• Fits 2019 Kia K900, main.
• Fits 2015-2017 Kia K900, main.
• Fits 2018 Hyundai Kona, main.
• Fits 2012-2017 Hyundai Veloster, main.
• Fits 2010-2016 Hyundai Genesis Coupe, main.
• Fits 2016 Kia Sportage, main.
• Fits 2015 Hyundai ix35, main.
• Fits 2010-2015 Hyundai Tucson, main.
• Fits 2011-2015 Kia Sportage, main.
• Fits 2012-2014 Dodge Attitude, main.
• Fits 2011-2014 Hyundai Accent, main.
• Fits 2010 Kia Sportage, main.