Four Seasons 73783 HVAC Blend Door Actuator - Right

Brand Four Seasons 73783
Position Right
Door Linkage Gear
Mounting Ear Qty. 3
Style Hvac air door actuator
Terminal Pin Qty. 5
Fits Mazda · 8 vehicles

Gear linkage design. Provides controlled HVAC air door movement for accurate cabin temperature changes.

Direct replacement. Built as an HVAC air door actuator for service on compatible climate control systems.

Four Seasons experience. Backed by more than 50 years in mobile A/C and climate control parts.

Cross-references Four Seasons 73783 and TK4861A60 for the same application. See all 2.

$45.54Free 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 Blend Door Actuator Overview

The Four Seasons 73783 HVAC blend door actuator is a gear-driven replacement for climate control systems that need precise air door movement. It is built for direct service use on compatible applications and supports consistent temperature control in the cabin.

Compatible With 2016-2023 Mazda CX-9, right. The Four Seasons 73783 is a practical choice when the HVAC air door actuator needs replacement on this application.

Key Features

  • Gear linkage design for controlled air door movement.
  • HVAC air door actuator style for blend door operation.
  • 5-terminal pin configuration for electrical connection.
  • 3 mounting ears for secure installation alignment.
  • Four Seasons mobile A/C experience behind the design.

Detailed Description

This HVAC blend door actuator is engineered to restore proper movement of the blend door in the climate control system. The gear-style linkage helps deliver accurate door positioning, which is important when cabin air is stuck on one temperature setting or airflow distribution is inconsistent. For Mazda CX-9 owners, part number 73783 provides a direct replacement option for the right-side HVAC actuator application.

Four Seasons 73783 is backed by more than 50 years of mobile A/C experience and is tested for dependable operation over time. If you are replacing a worn actuator on a Mazda CX-9, this part number 73783 offers a focused solution for HVAC temperature and airflow control.

What It Helps Fix

  • Temperature stuck hot or cold.
  • Airflow not changing between vents and defrost.
  • Clicking or ticking noises from the HVAC housing.
  • Inconsistent blend door movement.
  • Loss of proper cabin climate control response.

Installation Notes and Tips

Verify the connector style, mounting ear layout, and terminal count before installation. Confirm the right-side application and compare the removed actuator to part number 73783 to ensure the gear linkage and mounting pattern match the original unit.

Quality Assurance

Four Seasons states that its products are engineered and tested for years of trouble-free operation. Part number 73783 is supported by the brand's long history in mobile air conditioning and climate control components.

This part fits 8 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelPositionNotes
2023MazdaCX-9Right—
2022MazdaCX-9Right—
2021MazdaCX-9Right—
2020MazdaCX-9Right—
2019MazdaCX-9Right—
2018MazdaCX-9Right—
2017MazdaCX-9Right—
2016MazdaCX-9Right—
Directly replaces or cross-references 2 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Four Seasons — 73783TK4861A60