Replacement Blower Motor Resistor - Designed to regulate HVAC fan speeds, this 4-pin blower motor resistor restores full control of your heater and A/C system. Common failure symptoms include fan only working on high speed, no airflow, or intermittent operation. Our direct-fit resistor provides reliable airflow adjustment from low to high settings for comfortable driving in any weather.
OE Part Numbers - YH-1715, 3F2Z-18591-AA, 973-444, RU-440. Please verify your original OE number before purchase to ensure proper fitment.
Important Note - This ford blower motor resistor is compatible with manual A/C controls only. Not designed for vehicles with automatic climate control.
Compatible with Ford - Escape 2008-2012, Expedition 2007-2017, F-150 2004-2014, F-250 Super Duty 2008-2010, F-350 Super Duty 2008-2010, F-450 Super Duty 2008-2010, F-550 Super Duty 2008-2010, Fiesta 2011-2013, Five Hundred 2005-2007, Freestar 2004-2007, Freestyle 2005-2007, Mustang 2005-2009.
Compatible with Lincoln & Mercury - Lincoln: 2006-2008 Mark LT; Mercury: 2008-2011 Mariner, 2005-2007 Montego, 2004-2007 Monterey.
Easy Installation – Direct replacement with OE-style mounting holes. Simply remove the screws, unplug the old resistor, and install the new unit. No modifications required.
After sales - Each package contains one Ford blower motor resistor. Every unit is 100% tested for optimal performance. We offer a 1-year replacement. If you encounter any issues, feel free to contact us via Amazon messages, and we will respond within 1 day.
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