Four Seasons HVAC Blend Door Actuator,HVAC Mode Door Actuator P/N:73188
Take command of cabin comfort with the Four Seasons HVAC Blend Door Actuator 73665, a direct-fit replacement for the LEFT-position actuator on a wide range of Nissan and Infiniti models. It fits many vehicles, among them the 2013-2017 Nissan Altima, 2016-2017 Nissan Maxima and 2017-2024 Nissan Armada — see the Buyer's Guide tab for the full list and engine details.
This blend door actuator is a small electric motor that drives the HVAC air door, positioning it to direct and mix airflow inside the heating and cooling case. When a worn actuator is the cause of clicking or tapping behind the dash, temperatures that won't change, or air stuck on one setting, replacing it puts door movement back under control.
Interchange: ACT1984IM · 277421LA0A · BDAA1392 · 921450 · DA1601
This part cross-references / interchanges with the following part numbers:
What does the Four Seasons 73665 blend door actuator do?
It is a small electric motor that drives the HVAC air door, positioning it to direct and mix airflow inside the heating and cooling case for temperature and vent control.
What vehicles does this actuator fit?
It fits many vehicles, among them the 2013-2017 Nissan Altima, 2016-2017 Nissan Maxima and 2017-2024 Nissan Armada. See the Buyer's Guide tab for the full list.
What are the signs this actuator may need replacing?
Clicking or tapping behind the dash, air stuck on one temperature or vent setting, or airflow that won't respond to controls may be signs the actuator is failing. Diagnose the cause first.
What is included with the 73665?
It includes the lever arm, gear, cam gear hardware and linkage as applicable, along with an internal motor, drive gears, electronics and connections.
Which position is this actuator for?
This is the left-side actuator for the listed applications.
WARNING: These products can expose you to chemicals including lead and phthalates, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.