Keep cabin airflow pointed where you set it with the Four Seasons HVAC Mode Door Actuator 73679, an electric actuator that drives the auxiliary mode door in your climate system. It's a direct-fit replacement for the 2007-2009 Lexus LS460, the 2008-2010 Lexus LS600, and the 2008-2010 Lexus LS600H — see the Buyer's Guide tab for engine-level applications. As the auxiliary unit, this actuator repositions the blend/mode door so conditioned air is routed to the correct outlets on command from the climate control head.
Auxiliary mode door actuator: moves the door that directs airflow between the dash, floor, and defrost outlets.
Includes as applicable: lever arm, gear, cam gear, and linkage hardware.
Internal build: motor, drive gears, electronics, and connections tested for function, durability, and longevity.
Backed by Four Seasons: built to OE-level fit and function, drawing on over 50 years of mobile A/C experience.
If a failed actuator is the cause of clicking behind the dash, air blowing from the wrong vents, or a mode setting that won't change, this hvac mode door actuator replaces the worn original. Diagnose the fault before replacing, since these symptoms can have other causes.
This part cross-references / interchanges with the following part numbers:
ACT1998IM, 73679, BDAD1388, 8710650460, DA1617
Frequently Asked Questions
What does this mode door actuator do?
It's a small electric motor and gear assembly that moves the auxiliary mode door in the HVAC case, directing conditioned air between the dash, floor, and defrost outlets on command from the climate control.
Which vehicles does the Four Seasons 73679 fit?
It's a direct-fit replacement for the 2007-2009 Lexus LS460, 2008-2010 Lexus LS600, and 2008-2010 Lexus LS600H. Check the Buyer's Guide tab for engine-level details.
What are signs this actuator may need replacing?
Clicking or knocking behind the dash, air coming from the wrong vents, or a mode setting that won't change can signal a failed actuator. Diagnose the cause first, as these can have other sources.
What's included with the actuator?
As applicable, it includes the lever arm, gear, cam gear, and linkage hardware, plus the internal motor, drive gears, electronics, and connections.
Is this the auxiliary actuator?
Yes. This unit is cataloged in the auxiliary position, driving the auxiliary mode door in the HVAC system. Confirm the application for your vehicle before ordering.
Keep your climate control pointing air where you want it with the Four Seasons HVAC Defrost Mode Door Actuator / HVAC Mode Door Actuator (MPN 73093). This is the MAIN mode-door actuator — the small...
HVAC Air Door ActuatorOur products are engineered and tested to provide years of trouble free operation. Backed by over 50 years of mobile a/c experience, fix it once and fix it right with Four...
HVAC Air Door ActuatorOur products are engineered and tested to provide years of trouble free operation. Backed by over 50 years of mobile a/c experience, fix it once and fix it right with Four...
HVAC Air Door ActuatorOur products are engineered and tested to provide years of trouble free operation. Backed by over 50 years of mobile a/c experience, fix it once and fix it right with Four...
HVAC Air Door ActuatorOur products are engineered and tested to provide years of trouble free operation. Backed by over 50 years of mobile a/c experience, fix it once and fix it right with Four...
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.
