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Standard Motor Products RU637 HVAC Blower Motor Resistor

(2008-2014 Ford Expedition; 2008-2014 Lincoln Navigator)

Part of: Standard Motor Products Blower Resistor

Other options in this family: Standard Motor Products RU827 Standard Motor Products RU955 Standard Motor Products RU631 Standard Motor Products RU939 Standard Motor Products RU-725

Manufacturer

Picture for manufacturer Standard Motor Products

Part Number

RU637
6 reviews
Sale Price

$40.91

In Stock (10+)

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Usually delivered within 2 days

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Fitment guaranteed

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Product Details

The Standard Motor Products RU637 is a direct-fit replacement HVAC blower motor resistor designed to restore proper fan speed control to your vehicle's heating and air conditioning system. The blower motor resistor regulates the electrical current flowing from the fan switch to the blower motor, enabling multiple fan speed settings. A failed resistor commonly results in the blower operating only on a single speed or not at all.

Key Features:

  • OEM-Grade Fit: Engineered to meet or exceed original equipment specifications for a precise, drop-in replacement
  • Multi-Speed Control: Restores full fan speed range — low, medium, and high — for complete climate control functionality
  • 12V Operation: Rated for standard 12-volt automotive electrical systems
  • 4-Terminal Connector: Features a 4-pin connector configuration for plug-and-play installation
  • Durable Construction: Built with quality materials to ensure reliable, long-lasting, maintenance-free operation
  • Sold Individually: Includes one (1) blower motor resistor

Standard Motor Products has been a trusted name in automotive electrical and engine management components for decades. The RU637 blower motor resistor is the reliable choice for restoring your vehicle's HVAC system to full functionality, making it ideal for both DIY installers and professional technicians.

Products specifications

Fits

2008-2014 Ford Expedition; 2008-2014 Lincoln Navigator

I was out of town, so I didn't have much time before my Dad's birthday to send something.. Unbelievably fast shipping! A++ The K&N air filter was the cheapest in the web!

SMOOTH TRANSACTION- you wont find all the items you need all in the same place elsewhere

Fast shipping and best price I found anywhere.

This was the first time I used them and the shipping was fast and the price was great would recommend them to anyone looking to buy car parts online.

Finding the part, and ordering it was great. But UPS dropped the otherwise phenomenal ball... Ordered the item on Wednesday... got it the next MONDAY. I ordered it Second Day Air. Then I find out, "Oh, it's Second BUSINESS Day Air... we don't work

Ordered Thursday, shipped Monday... guess all in all we can't be disappointed. At least they had them in stock.

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