Four Seasons 73626 HVAC Recirculation Door Actuator

HVAC Recirculation Door Actuator for GM Applications

Restore proper cabin air control with this Four Seasons HVAC recirculation door actuator. Built for vehicles that use a male door linkage, 3 mounting ears, and a 6-pin terminal layout, it is a direct-fit HVAC air door actuator for recirculation system operation. Four Seasons part number 73626 is engineered and tested for dependable service in Chevrolet Equinox, GMC Terrain, Chevrolet Bolt EV, Chevrolet Bolt EUV, and Buick Envision applications.

Key Features

• HVAC recirculation door actuator for recirculation flap control
• Male door linkage for the specified HVAC door connection
• 3 mounting ears for secure actuator attachment
• 6-terminal pin configuration
• Four Seasons part number 73626
• Cross-references Monroe Shocks & Struts 42341636 for the same application

Detailed Description

Four Seasons 73626 is an HVAC air door actuator used to move the recirculation door inside the climate control housing. When the actuator wears out or loses calibration, the system may stop switching between fresh and recirculated air correctly. This replacement is built around the listed linkage, mounting, and terminal specifications to match the original-style setup on 2018-2024 Chevrolet Equinox, 2018-2024 GMC Terrain, 2022-2023 Chevrolet Bolt EUV, 2017-2023 Chevrolet Bolt EV, and 2016-2020 Buick Envision models. If you are searching for a Chevrolet Equinox HVAC recirculation door actuator or a GMC Terrain recirculation actuator, part number 73626 is the direct reference to use.

Common Issues It May Solve

• Recirculation door stuck on fresh air or recirculated air
• Clicking or ticking from behind the dash
• Inconsistent cabin airflow control
• HVAC mode changes that do not respond correctly
• Loss of proper actuator movement in the climate control system

Installation Notes and Tips

Verify the door linkage style, mounting ear count, and 6-pin connector before installation. Confirm the vehicle application by year, make, and model, especially on Chevrolet Equinox and GMC Terrain platforms. After installation, the HVAC system may require recalibration or a control reset depending on the vehicle’s climate control strategy. Always compare the original actuator to Four Seasons 73626 before replacement.

Quality Assurance

Four Seasons states that its products are engineered and tested for long service life, backed by more than 50 years of mobile A/C experience. Part number 73626 is built to support reliable HVAC operation in the listed GM applications.