Take back control of where your cabin air flows with the Four Seasons HVAC Mode Door Actuator (MPN 73547). This small electric actuator drives the mode (air-direction) door inside the HVAC case, and it drops in as a direct-fit replacement for the 2009-2012 Acura RL.
Working from your climate-control commands, the actuator repositions the mode door to route airflow between the panel vents, floor outlets, and the defrost path. When the original actuator fails, air often stays stuck at one outlet or won't switch when you change settings.
Signs the mode door actuator may need replacing include a repeated clicking or knocking behind the dash, air coming from the wrong vents, or the inability to switch between vent, floor, and defrost. Diagnose the cause before replacing, as other components can produce similar symptoms.
Interchange: 79140SJAA01 · 604429 · BDAC1421 · DA1501 · A60547
Manufacturer part number 73547.
This part cross-references / interchanges with the following part numbers:
What does this mode door actuator do?
It's an electric actuator that moves the HVAC mode door, directing airflow between the panel vents, floor outlets, and defrost path based on your climate-control settings.
Which vehicle does the Four Seasons 73547 fit?
It is a direct-fit replacement for the 2009-2012 Acura RL. Check the Buyer's Guide tab to confirm fitment for your vehicle.
What interchange numbers does this part replace?
It cross-references 79140SJAA01, 604429, BDAC1421, DA1501, and A60547.
What are signs the mode door actuator may be failing?
Common signs include clicking or knocking behind the dash, air coming from the wrong vents, or being unable to switch between vent, floor, and defrost.
Will this fix airflow coming from the wrong vents?
If a failed mode door actuator is the cause, replacing it with this unit addresses the issue. Diagnose the cause first, since other components can produce similar symptoms.
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.
