Four Seasons 73607 HVAC Mode Door Actuator

HVAC Mode Door Actuator for Honda and Acura

Restore proper air distribution in the cabin with the Four Seasons 73607 HVAC mode door actuator. This HVAC air door actuator is built with a cam-style door linkage, a 5-pin terminal layout, and 4 mounting ears for a precise replacement on select Honda and Acura applications.

Compatible with 2014-2020 Acura MDX defrost systems and 2016-2023 Honda Pilot, 2017-2023 Honda Ridgeline, and 2019-2023 Honda Passport defrost applications, the Four Seasons 73607 is a direct-fit solution for vehicles that need accurate mode door control.

Key Features

• Four Seasons HVAC mode door actuator, part number 73607
• Cam-style door linkage for controlled HVAC door movement
• HVAC air door actuator design for defrost mode operation
• 5-terminal pin configuration
• 4 mounting ears for secure installation
• Engineered and tested for dependable operation

Detailed Description

The Four Seasons 73607 is an HVAC mode door actuator used to control airflow direction inside the climate system. In the listed Honda Passport, Honda Pilot, Honda Ridgeline, and Acura MDX applications, it supports defrost function by moving the air door to the correct position. Four Seasons draws on more than 50 years of mobile A/C experience and builds this replacement to meet the demands of everyday HVAC service.

This part cross-references Global Parts Distributors LLC 1712721 for the same application. If you are searching for a Four Seasons 73607 HVAC mode door actuator for Honda Pilot defrost or Acura MDX defrost repair, this part number is the reference to use.

Common Problems It Can Address

• Defrost air not routing correctly through the vents
• HVAC mode changes that do not respond as expected
• Clicking or inconsistent actuator movement behind the dash
• Airflow stuck on one outlet position
• Loss of proper cabin defrost control

Installation Notes and Tips

Verify the original actuator’s connector, mounting style, and door linkage before installation. Match the cam linkage, 5-pin terminal layout, and 4-ear mounting pattern to the removed unit, and confirm the vehicle’s HVAC system is set up for the defrost position listed in the fitment data. After installation, cycle the climate controls to confirm smooth door movement and correct airflow direction.

Quality Assurance

Four Seasons states that its products are engineered and tested for years of trouble-free operation. The 73607 is backed by the company’s long-standing mobile A/C experience and is built as a replacement HVAC actuator for the specified Honda and Acura applications.