Four Seasons 73794 HVAC Blend Door Actuator - Left
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Four Seasons

Four Seasons 73794 HVAC Blend Door Actuator - Left

Brand Four Seasons 73794
Position Left
Door Linkage Male
Mounting Ear Qty. 4
Style Hvac air door actuator
Terminal Pin Qty. 5
Fits Toyota · 9 vehicles

Direct-fit replacement. HVAC air door actuator for straightforward service in climate control repair.

Five-pin design. Uses a 5-terminal configuration for the specified electrical connection.

Four Seasons 73794. Backed by more than 50 years of mobile A/C experience.

Cross-references Four Seasons 73794 and 8710604070 for the same application. See all 2.

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Free returns within 60 days if it doesn't fit when fitment is verified.

HVAC Blend Door Actuator Overview

Four Seasons 73794 is an HVAC blend door actuator built for automatic temperature control systems. It is a direct-fit style replacement for select Toyota Tacoma applications and is engineered for dependable operation in climate control service.

Key Features

  • HVAC air door actuator design for blend door control
  • Male door linkage for the specified application
  • 5-terminal pin configuration
  • 4 mounting ears for secure installation
  • Four Seasons 73794 replacement part number

Detailed Description

This Four Seasons HVAC blend door actuator is designed to restore proper air door movement in compatible Toyota Tacoma climate control systems. The actuator helps regulate airflow and temperature blend inside the HVAC housing, making it a practical replacement when the original unit no longer responds correctly. Four Seasons 73794 is also cross-referenced to 8710604070 for the same application. Four Seasons draws on more than 50 years of mobile A/C experience, and this part is engineered and tested for consistent service in HVAC repair work.

Common Issues It Can Help Resolve

  • Incorrect cabin temperature blend
  • Loss of response from the HVAC air door
  • Clicking or inconsistent actuator movement
  • Airflow stuck in one temperature setting
  • Climate control performance problems in the dash HVAC system

Installation Notes and Tips

Fits 2016-2023 Toyota Tacoma, left, with ATC (Automatic Temperature Control). Fits 2015 Toyota Tacoma, left, from 8/15. Verify the existing connector, linkage style, and mounting points before installation. Confirm the vehicle build date for 2015 Tacoma applications, since this part applies from 8/15. Use the part number 73794 to match the correct replacement during ordering and service.

Quality Assurance

Four Seasons states that its products are engineered and tested for years of trouble-free operation. Part number 73794 is backed by the brand's long experience in mobile air conditioning components.

Related reading

This part fits 9 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelPositionNotes
2023ToyotaTacomaLeftw/ ATC (Automatic Temperature Control)
2022ToyotaTacomaLeftw/ ATC (Automatic Temperature Control)
2021ToyotaTacomaLeftw/ ATC (Automatic Temperature Control)
2020ToyotaTacomaLeftw/ ATC (Automatic Temperature Control)
2019ToyotaTacomaLeftw/ ATC (Automatic Temperature Control)
2018ToyotaTacomaLeftw/ ATC (Automatic Temperature Control)
2017ToyotaTacomaLeftw/ ATC (Automatic Temperature Control)
2016ToyotaTacomaLeftw/ ATC (Automatic Temperature Control)
2015ToyotaTacomaLeftFrom 8/15
Directly replaces or cross-references 2 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Four Seasons — 737948710604070