Four Seasons 73741 HVAC Mode Door Actuator
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Four Seasons

Four Seasons 73741 HVAC Mode Door Actuator

Brand Four Seasons 73741
Door Linkage Arm
Mounting Ear Qty. 4
Style Hvac air door actuator
Terminal Pin Qty. 3
Fits INFINITI · 13 vehicles

HVAC air door actuator. Controls airflow through the HVAC system with an arm linkage.

Four Seasons experience. Backed by over 50 years of mobile A/C know-how.

Engineered and tested. Built for years of trouble-free operation.

Cross-references Four Seasons 73741, 277414GF0A and ACT2091IM for the same application. See all 5.

$63.59Free shipping
In stock · usually ships same day before 1pm CST
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HVAC Mode Door Actuator for Infiniti

Restore proper cabin airflow control with this Four Seasons HVAC mode door actuator, part number 73741. It is built with an arm-style door linkage, a 4-ear mounting design, and a 3-pin terminal layout for direct replacement service on select Infiniti models.

Key Features

  • HVAC air door actuator for mode door control
  • Arm-style door linkage for HVAC blend and mode operation
  • 4 mounting ears for secure installation
  • 3-terminal pin configuration
  • Four Seasons part number 73741
  • Fits 2014-2021 INFINITI Q50 and 2017-2021 INFINITI Q60

Detailed Description

This Four Seasons HVAC mode door actuator is engineered for dependable operation in the heating and air conditioning system. It is used to move the HVAC air door so the system can direct airflow to the correct vents, helping maintain proper dash, floor, and defrost function. Four Seasons backs this replacement with more than 50 years of mobile A/C experience and states that its products are tested for years of trouble-free operation. This part number 73741 is a direct-fit style replacement for Infiniti Q50 and Infiniti Q60 applications listed below.

This part cross-references ACT2091IM and DA1679 for the same application.

Fitment

  • Fits 2014-2021 INFINITI Q50, N/A
  • Fits 2017-2021 INFINITI Q60, N/A

What It Helps Fix

  • Airflow stuck on one vent position
  • No change between dash, floor, and defrost settings
  • Clicking or inconsistent HVAC door movement
  • Loss of proper cabin air direction in the climate control system
  • HVAC mode door response issues on Infiniti Q50 and Infiniti Q60 models

Installation Notes

Verify connector style, mounting ear layout, and door linkage style before installation. Confirm the HVAC system fault is related to the mode door actuator and inspect the door mechanism for binding or damage that could affect operation. Use the vehicle fitment above to match the correct application for your Infiniti Q50 or Infiniti Q60.

Quality Assurance

Four Seasons manufactures HVAC replacement parts with testing and engineering focused on long service life. Part number 73741 is supported by the brand’s mobile A/C experience and is intended as a reliable replacement for the listed Infiniti applications.

Related reading

This part fits 13 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelNotes
2021INFINITIQ50—
2021INFINITIQ60—
2020INFINITIQ50—
2020INFINITIQ60—
2019INFINITIQ50—
2019INFINITIQ60—
2018INFINITIQ50—
2018INFINITIQ60—
2017INFINITIQ50—
2017INFINITIQ60—
2016INFINITIQ50—
2015INFINITIQ50—
2014INFINITIQ50—
Directly replaces or cross-references 5 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Four Seasons — 73741277414GF0AACT2091IMBDAA1455DA1679