Four Seasons 73330 HVAC Blend Door Actuator - Left Main
OE Quality 60-Day Returns
Four Seasons
 Air Door Actuator

Four Seasons 73330 HVAC Blend Door Actuator - Left Main

Brand Four Seasons 73330
Position Left Main
Door Linkage Arm
Mounting Ear Qty. 5
Style HVAC Air Door Actuator
Terminal Pin Qty. 5
Product line Air Door Actuator
Fits Mazda · 30 vehicles

Air door actuator. Controls HVAC airflow with an arm-style linkage.

Five-pin design. Uses a 5-terminal connection for straightforward electrical hookup.

Five mounting ears. Provides a secure, stable installation.

Cross-references Four Seasons 73330, 604451 and 65644511 for the same application. See all 7.

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Four Seasons 73330 HVAC Air Door Actuator

Four Seasons 73330 is an HVAC blend door actuator built for Mazda climate control systems that use a left main air door actuator. It is a direct-fit replacement for vehicles with dual zone climate control, helping restore proper cabin air direction and temperature control.

Key Features

  • HVAC Air Door Actuator / blend door actuator style
  • Arm-style door linkage for the specified HVAC door application
  • 5 mounting ears for secure installation
  • 5 terminal pins for the electrical connection
  • Direct replacement for Four Seasons 73330 and listed interchange numbers

Product Details

This Four Seasons Air Door Actuator line is focused on precise HVAC control components for modern climate systems. Part number 73330 is used in left main positions on Mazda CX-5, Mazda 6, Mazda 3, and Mazda 3 Sport applications with dual zone climate control. If you are replacing a Mazda CX-5 left main HVAC blend door actuator or a Mazda 6 left main air door actuator, this part number is matched to the listed fitment and connector style.

This part cross-references 604451 and 65644511 for the same application.

Common Symptoms It Can Address

  • Incorrect air temperature from one side of the cabin
  • Airflow stuck in defrost, panel, or floor mode
  • Clicking or ticking noises from behind the dash
  • Loss of response when changing HVAC settings
  • Uneven cabin comfort in dual zone climate control systems

Installation Notes and Tips

Verify the left main position, connector style, terminal pin count, and mounting ear layout before installation. Confirm compatibility with dual zone climate control and match the actuator to the existing HVAC door linkage style on the vehicle. For Mazda CX-5, Mazda 6, Mazda 3, and Mazda 3 Sport applications, compare the original unit to Four Seasons 73330 before removal.

Quality Assurance

Four Seasons supplies HVAC replacement components for vehicle-specific applications, and this actuator is cataloged for the listed Mazda fitments and interchange references.

Compatible Vehicles

  • Fits 2021-2024 Mazda CX-5, Left Main, w/ Dual Zone Climate Control
  • Fits 2021 Mazda 6, Left Main, w/ Dual Zone Climate Control
  • Fits 2014-2020 Mazda 6, Left Main, Vehicle is compatible with Dual Zone Climate Control for HVAC Recirculation Door Actuator.; Air Door Actuator
  • Fits 2013-2020 Mazda CX-5, Left Main, Vehicle is compatible with Dual Zone Climate Control for HVAC Recirculation Door Actuator.; Air Door Actuator
  • Fits 2014-2018 Mazda 3, Left Main, Vehicle is compatible with Dual Zone Climate Control for HVAC Recirculation Door Actuator.; Air Door Actuator
  • Fits 2014-2018 Mazda 3 Sport, Left Main, Vehicle is compatible with Dual Zone Climate Control for HVAC Recirculation Door Actuator.; Air Door Actuator

Related reading

This part fits 30 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelPositionNotes
2024MazdaCX-5Left Mainw/ Dual Zone Climate Control
2023MazdaCX-5Left Mainw/ Dual Zone Climate Control
2022MazdaCX-5Left Mainw/ Dual Zone Climate Control
2021Mazda6Left Mainw/ Dual Zone Climate Control
2021MazdaCX-5Left Mainw/ Dual Zone Climate Control
2020Mazda6Left MainVehicle is compatible with Dual Zone Climate Control for HVAC Recirculation Door Actuator.; Air Door Actuator
2020MazdaCX-5Left MainVehicle is compatible with Dual Zone Climate Control for HVAC Recirculation Door Actuator.; Air Door Actuator
2019Mazda6Left MainVehicle is compatible with Dual Zone Climate Control for HVAC Recirculation Door Actuator.; Air Door Actuator
2019MazdaCX-5Left MainVehicle is compatible with Dual Zone Climate Control for HVAC Recirculation Door Actuator.; Air Door Actuator
2018Mazda3Left MainVehicle is compatible with Dual Zone Climate Control for HVAC Recirculation Door Actuator.; Air Door Actuator
2018Mazda3 SportLeft MainVehicle is compatible with Dual Zone Climate Control for HVAC Recirculation Door Actuator.; Air Door Actuator
2018Mazda6Left MainVehicle is compatible with Dual Zone Climate Control for HVAC Recirculation Door Actuator.; Air Door Actuator
2018MazdaCX-5Left MainVehicle is compatible with Dual Zone Climate Control for HVAC Recirculation Door Actuator.; Air Door Actuator
2017Mazda3Left MainVehicle is compatible with Dual Zone Climate Control for HVAC Recirculation Door Actuator.; Air Door Actuator
2017Mazda3 SportLeft MainVehicle is compatible with Dual Zone Climate Control for HVAC Recirculation Door Actuator.; Air Door Actuator
2017Mazda6Left MainVehicle is compatible with Dual Zone Climate Control for HVAC Recirculation Door Actuator.; Air Door Actuator
2017MazdaCX-5Left MainVehicle is compatible with Dual Zone Climate Control for HVAC Recirculation Door Actuator.; Air Door Actuator
2016Mazda3Left MainVehicle is compatible with Dual Zone Climate Control for HVAC Recirculation Door Actuator.; Air Door Actuator
2016Mazda3 SportLeft MainVehicle is compatible with Dual Zone Climate Control for HVAC Recirculation Door Actuator.; Air Door Actuator
2016Mazda6Left MainVehicle is compatible with Dual Zone Climate Control for HVAC Recirculation Door Actuator.; Air Door Actuator
2016MazdaCX-5Left MainVehicle is compatible with Dual Zone Climate Control for HVAC Recirculation Door Actuator.; Air Door Actuator
2015Mazda3Left MainVehicle is compatible with Dual Zone Climate Control for HVAC Recirculation Door Actuator.; Air Door Actuator
2015Mazda3 SportLeft MainVehicle is compatible with Dual Zone Climate Control for HVAC Recirculation Door Actuator.; Air Door Actuator
2015Mazda6Left MainVehicle is compatible with Dual Zone Climate Control for HVAC Recirculation Door Actuator.; Air Door Actuator
2015MazdaCX-5Left MainVehicle is compatible with Dual Zone Climate Control for HVAC Recirculation Door Actuator.; Air Door Actuator
2014Mazda3Left MainVehicle is compatible with Dual Zone Climate Control for HVAC Recirculation Door Actuator.; Air Door Actuator
2014Mazda3 SportLeft MainVehicle is compatible with Dual Zone Climate Control for HVAC Recirculation Door Actuator.; Air Door Actuator
2014Mazda6Left MainVehicle is compatible with Dual Zone Climate Control for HVAC Recirculation Door Actuator.; Air Door Actuator
2014MazdaCX-5Left MainVehicle is compatible with Dual Zone Climate Control for HVAC Recirculation Door Actuator.; Air Door Actuator
2013MazdaCX-5Left MainVehicle is compatible with Dual Zone Climate Control for HVAC Recirculation Door Actuator.; Air Door Actuator
Directly replaces or cross-references 7 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Four Seasons — 7333060445165644511A60330BDAC1299KD4761A60MT18778