Global Parts 1712399 HVAC Blower Motor Resistor

Brand Global Parts 1712399
Fits Ford and Mercury · 29 vehicles

Blower motor resistor. Controls fan speed for consistent HVAC airflow.

Cross-references Four Seasons 20450, 6E5Z-18591-AA and 6E5Z18591AA for the same application. See all 6.

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HVAC Blower Motor Resistor for Manual AC

Restore proper blower speed control with this Global Parts HVAC blower motor resistor, part number 1712399. It is a direct-fit replacement for manual air conditioning systems in select Ford Fusion and Mercury Milan applications.

Key Features

  • HVAC blower motor resistor for manual AC systems
  • Direct replacement for select Ford Fusion and Mercury Milan models
  • Supports blower speed operation across multiple fan settings
  • Cross-references Four Seasons 20450 for the same application
  • Part number 1712399 for easy identification

Detailed Description

Global Parts 1712399 is an HVAC blower motor resistor used in manual climate control systems to regulate blower motor speed. It is compatible with 2006-2012 Ford Fusion and 2006-2011 Mercury Milan models with manual AC. This part cross-references Four Seasons 20450 for the same application. Additional interchange references include 6E5Z-18591-AA and RU650. For buyers searching for a Ford Fusion blower motor resistor or Mercury Milan blower motor resistor, 1712399 provides the correct fitment match for the listed vehicles.

What It Helps Fix

  • Blower motor stuck on one speed
  • Fan speeds that work intermittently
  • No airflow from the cabin vents at certain settings
  • Loss of lower or higher blower speeds
  • Erratic HVAC fan operation in manual AC systems

Installation Notes

Before installation, make sure electrical components are free of debris and moisture. Verify the vehicle uses manual air conditioning before ordering or installing. Confirm connector condition and inspect the surrounding HVAC housing for heat damage or corrosion that could affect the new resistor.

Quality Assurance

Global Parts supplies replacement electrical components for HVAC service applications. Part number 1712399 is built for the listed Ford Fusion and Mercury Milan fitments and should be matched to the vehicle’s manual AC configuration before installation.

This part fits 29 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelLitersCylindersPositionNotes
2012FordFusion3.0LV6N/ABlower Motor Resistor; Manual AC
2012FordFusion3.5LV6N/ABlower Motor Resistor; Manual AC
2012FordFusion2.5LL4N/ABlower Motor Resistor; Manual AC
2011FordFusion3.0LV6N/ABlower Motor Resistor; Manual AC
2011FordFusion3.5LV6N/ABlower Motor Resistor; Manual AC
2011FordFusion2.5LL4N/ABlower Motor Resistor; Manual AC
2011MercuryMilan2.5LL4N/ABlower Motor Resistor; Manual AC
2011MercuryMilan3.0LV6N/ABlower Motor Resistor; Manual AC
2010FordFusion3.0LV6N/ABlower Motor Resistor; Manual AC
2010FordFusion3.5LV6N/ABlower Motor Resistor; Manual AC
2010FordFusion2.5LL4N/ABlower Motor Resistor; Manual AC
2010MercuryMilan2.5LL4N/ABlower Motor Resistor; Manual AC
2010MercuryMilan3.0LV6N/ABlower Motor Resistor; Manual AC
2009FordFusion2.3LL4N/ABlower Motor Resistor; Manual AC
2009FordFusion3.0LV6N/ABlower Motor Resistor; Manual AC
2009MercuryMilan2.3LL4N/ABlower Motor Resistor; Manual AC
2009MercuryMilan3.0LV6N/ABlower Motor Resistor; Manual AC
2008FordFusion2.3LL4N/ABlower Motor Resistor; Manual AC
2008FordFusion3.0LV6N/ABlower Motor Resistor; Manual AC
2008MercuryMilan2.3LL4N/ABlower Motor Resistor; Manual AC
2008MercuryMilan3.0LV6N/ABlower Motor Resistor; Manual AC
2007FordFusion2.3LL4N/ABlower Motor Resistor; Manual AC
2007FordFusion3.0LV6N/ABlower Motor Resistor; Manual AC
2007MercuryMilan2.3LL4N/ABlower Motor Resistor; Manual AC
2007MercuryMilan3.0LV6N/ABlower Motor Resistor; Manual AC
2006FordFusion2.3LL4N/ABlower Motor Resistor; Manual AC
2006FordFusion3.0LV6N/ABlower Motor Resistor; Manual AC
2006MercuryMilan2.3LL4N/ABlower Motor Resistor; Manual AC
2006MercuryMilan3.0LV6N/ABlower Motor Resistor; Manual AC
Directly replaces or cross-references 6 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Four Seasons — 204506E5Z-18591-AA6E5Z18591AARU650SW-777YH1718