Four Seasons 73777 HVAC Recirculation Door Actuator
OE Quality 60-Day Returns
Four Seasons

Four Seasons 73777 HVAC Recirculation Door Actuator

Brand Four Seasons 73777
Door Linkage Cam
Mounting Ear Qty. 4
Style Hvac air door actuator
Terminal Pin Qty. 5
Fits Mazda · 8 vehicles

Direct replacement. Restores HVAC air door control with the correct actuator design.

Cam linkage. Built with a cam-style door connection for precise movement.

Four Seasons engineering. Backed by over 50 years of mobile A/C experience.

Cross-references FEL-PRO 73777 and TK4861B60 for the same application. See all 2.

$41.70Free shipping
In stock · usually ships same day before 1pm CST
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Free returns within 60 days if it doesn't fit when fitment is verified.

HVAC Recirculation Door Actuator

This Four Seasons HVAC recirculation door actuator is built for direct replacement service in the climate control system. It uses a cam-style door linkage and a 5-pin terminal layout to restore proper air door movement and cabin airflow control.

  • Cam-style door linkage for controlled HVAC door movement
  • 5-terminal pin configuration for the correct electrical connection
  • HVAC air door actuator construction for climate control repair
  • Four mounting ears for secure installation

Product Details

Part number 73777 is a Four Seasons HVAC air door actuator used to replace a worn or failed recirculation door actuator in the climate control assembly. Four Seasons draws on more than 50 years of mobile A/C experience, and its products are engineered and tested for dependable operation. This part cross-references FEL-PRO 73777 for the same application.

Common Repair Symptoms

  • Recirculation door does not respond to HVAC controls
  • Airflow stays stuck in one mode
  • Temperature or vent selection becomes inconsistent
  • Clicking or binding from the HVAC case
  • Cabin air circulation does not switch properly

Installation Notes

Fits 2016-2023 Mazda CX-9. Verify the cam linkage, connector style, and mounting ear layout before installation. Confirm the replacement matches part number 73777 and the vehicle’s HVAC actuator configuration.

Quality Assurance

Four Seasons tests its products for long service life and backs this part with more than 50 years of mobile air conditioning experience.

Related reading

This part fits 8 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelNotes
2023MazdaCX-9—
2022MazdaCX-9—
2021MazdaCX-9—
2020MazdaCX-9—
2019MazdaCX-9—
2018MazdaCX-9—
2017MazdaCX-9—
2016MazdaCX-9—
Directly replaces or cross-references 2 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
FEL-PRO — 73777TK4861B60