FAERSI HVAC Blower Motor Resistor Kit 973-057 w/ Harness — Direct-Fit for 2006–2012 Fusion/MKZ/Milan, Restores Multi-Speed

The FAERSI 973-057 HVAC fan blower motor resistor kit with wire harness restores multi-speed blower control for compatible Ford, Lincoln and Mercury models.

If your vehicle’s HVAC blower only works on one speed or not at all, a worn resistor or a failed connector is often the cause. The FAERSI 973-057 kit is a direct-fit replacement designed to match original equipment form and function for specific Ford Fusion, Lincoln MKZ, Milan and Zephyr years. It includes the resistor assembly and a pre-wired harness to simplify swap-in installation and reduce troubleshooting time.

Which vehicles and part numbers does this resistor kit replace?

This resistor assembly is built to be compatible with a defined range of Ford, Lincoln and Mercury models. Confirm fitment against year, make and model before purchasing to ensure compatibility.

• Fits: 2006–2012 Ford Fusion; 2007–2012 Lincoln MKZ; 2006 Lincoln Zephyr; 2006–2011 Mercury Milan.
• Replaces part numbers: 8E5Z19E624A, 6E5Z19E624AA, 8E5Z19E624A JA1712, RU797, 973-057.
• Direct replacement for original factory blower motor resistor assemblies on listed models.

How simple is installation and what tools will I need?

Installation is straightforward for anyone comfortable removing the glovebox or under-dash panels to access the blower motor. The kit is designed as a direct-fit part with matching mounting points and connector ends, so you won’t need complex modifications.

• Typical tools: Phillips screwdriver, socket set, trim tool or flat screwdriver for panel clips.
• Procedure: disconnect battery, remove screws securing the old resistor, unplug the old connector, install the new harness/resistor and reassemble panels.
• Estimated time: 20–45 minutes depending on experience and access in your vehicle.

What materials and design features improve durability and performance?

FAERSI engineers the resistor with robust materials to resist heat, vibration and electrical stress commonly found in HVAC systems. Quality construction helps prevent poor connections and premature failure.

• Copper-core socket and terminals for reliable electrical conductivity and reduced overheating risk.
• Impact-, heat- and aging-resistant housing materials to handle under-dash temperatures.
• Pre-wired harness to minimize stress on connector pins and ensure consistent fitment.

What warranty and support come with this FAERSI kit?

This product includes a limited warranty and return window so you can swap it with confidence. FAERSI provides customer support for fitment questions and post-install troubleshooting.

• Warranty: 12 months coverage with free returns within policy period.
• Support: manufacturer assistance for compatibility checks and installation guidance.
• Designed to meet the fit, function and performance expectations of the original part.

Who is this for? Technicians and DIY owners who need a dependable replacement blower motor resistor and harness for the specified Ford, Lincoln and Mercury models. If your blower has lost speed control or cut out, and you want a direct-fit, electrically robust replacement with a one-year warranty, the FAERSI 973-057 kit is made for that repair job.