Four Seasons 73705 HVAC Blend Door Actuator - Right

HVAC Blend Door Actuator for Hyundai and Kia

Four Seasons 73705 is an HVAC blend door actuator built for right-side temperature and airflow control in select Hyundai and Kia vehicles. It is a direct-fit replacement for applications such as the Hyundai Ioniq, Hyundai Kona Electric, Kia Niro, and Kia Niro EV.

Key Features

• HVAC air door actuator style for blend door control
• Male door linkage
• 3 mounting ears for secure installation
• 5-terminal pin electrical connection
• Engineered and tested for dependable operation
• Four Seasons part number 73705

Detailed Description

This Four Seasons HVAC blend door actuator, part number 73705, is used to move the blend door inside the climate control system so the cabin can receive the requested air temperature and airflow direction. It is built for right-side applications in 2019-2024 Hyundai Kona Electric, 2018-2022 Hyundai Ioniq, 2017-2022 Kia Niro, 2022 Kia Niro EV, 2019-2021 Kia Niro EV, and 2017 Hyundai Ioniq from 1/2017. This part cross-references OE-style numbers such as 97159G2010 and ACT2054IM for the same application.

What It Helps Fix

• Incorrect cabin temperature on the right side
• Airflow stuck on one vent or mode setting
• Clicking or ticking noises from the HVAC case
• Blend door movement loss caused by actuator failure
• Uneven heating or cooling response in the climate system

Installation Notes and Tips

Verify the vehicle year, model, and right-side location before ordering. Match the 5-pin connector, 3-ear mounting pattern, and male linkage style to the original unit. On 2017 Hyundai Ioniq applications, confirm the build date note of from 1/2017. After installation, cycle the HVAC controls to allow the actuator to relearn door position if required by the vehicle.

Quality Assurance

Four Seasons backs this actuator with more than 50 years of mobile A/C experience and tests its products for years of trouble-free operation. The goal is a repair that restores HVAC function and holds up in daily use.