HomeHVAC > Motors, Core, Case and Related ComponentsFour Seasons 20301 HVAC Blower Motor Resistor - Front or Rear
Part #: 20301

Four Seasons 20301 HVAC Blower Motor Resistor - Front or Rear

Resistor Block, Front
⚙️ 58 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
📦Resistor Block, Front
🚗Fitment: Ford, Mercury, and Lincoln, Explorer Sport Trac, Mountaineer, Expedition, Explorer, Aviator, and Explorer Sport
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Reliable HVAC Blower Motor Resistor for Ford, Lincoln, and Mercury

The Four Seasons Resistor Block 20301 is designed to restore proper blower motor function in select Ford, Lincoln, and Mercury vehicles. This HVAC blower motor resistor ensures consistent fan speed control for models like the Aviator, Expedition, and Explorer.

  • Connector Gender: Female
  • Connector Shape: Rectangular
  • Number of Terminals: 4
  • Terminal Type: Spade
  • Speed Setting: Fixed #3
  • Meets or exceeds OEM specifications

About the Four Seasons Resistor Block Product Line

The Four Seasons Resistor Block product line focuses on delivering precise and durable HVAC blower motor resistors. The 20301 resistor block is engineered to match OEM fit and function, providing reliable speed control for blower motors in various Ford, Lincoln, and Mercury models. This line emphasizes compatibility and quality to maintain HVAC system performance.

Product Details and Compatibility

This HVAC blower motor resistor features a female rectangular connector with four spade terminals, designed for a fixed speed #3 setting. It is compatible with Ford Aviator, Expedition, Explorer, Explorer Sport, Explorer Sport Trac, and Mercury Mountaineer models. The part number 20301 ensures you receive the correct resistor block that meets or exceeds original equipment manufacturer standards.

Common Issues Addressed by This Resistor Block

  • Inconsistent blower motor speeds
  • Blower fan stuck on one speed
  • HVAC blower motor not responding to speed controls
  • Intermittent blower operation
  • Overheating or failure of previous resistor block

Installation Notes and Tips

When installing the Four Seasons Resistor Block 20301, ensure the vehicle’s HVAC system is powered off to avoid electrical hazards. Verify the connector gender and shape match your vehicle’s wiring harness. The four spade terminals should be securely connected to prevent loose contacts. Proper installation will restore blower motor speed control functionality.

Quality Assurance and Warranty

This resistor block meets or exceeds OEM specifications, ensuring reliable performance and durability. Four Seasons products typically come with a limited warranty covering defects in materials and workmanship. Refer to the product packaging or manufacturer documentation for specific warranty details.

BrandFour Seasons
Part Number20301
PositionResistor Block, Front
Connector GenderFemale
Connector ShapeRectangular
DescriptionResistor Block
Meets / Exceeds OEM?Yes
Number of Terminals4
SpeedFixed # 3
Terminal TypeSpade
TypeSwitches

This part fits 58 vehicles. Search below:

YearMakeModelSubmodelPositionNotes
2007FordExplorerFrontw/o ATC (Automatic Temperature Control); Motor Resistor
2007FordExplorer Sport TracFrontw/o ATC (Automatic Temperature Control); To 12/06; Resistor Block
2007MercuryMountaineerRearTo 12/06; Resistor Block
2006FordExpeditionFrontCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Resistor Block
2006FordExplorerFrontATC relay connector incompatible with HVAC blower motor resistor harness.; Resistor Block
2006FordExplorerRearATC relay connector incompatible with HVAC blower motor resistor harness.; Resistor Block
2006MercuryMountaineerFrontCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Resistor Block
2006MercuryMountaineerRearResistor Block
2005FordExpeditionFrontCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Resistor Block
2005FordExplorerFrontCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Resistor Block
2005FordExplorerRearResistor Block
2005LincolnAviatorRearResistor Block
2005MercuryMountaineerFrontCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Resistor Block
2005MercuryMountaineerRearResistor Block
2004FordExpeditionFrontCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Resistor Block
2004FordExplorerFrontCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Resistor Block
2004FordExplorerRearResistor Block
2004LincolnAviatorRearResistor Block
2004MercuryMountaineerFrontCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Resistor Block
2004MercuryMountaineerRearResistor Block
2003FordExpeditionFrontCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Resistor Block
2003FordExplorerFrontNot compatible with automatic air conditioning.; Resistor Block
2003FordExplorerRearResistor Block
2003FordExplorerLimitedFrontNot compatible with automatic air conditioning.; Resistor Block
2003FordExplorerLimitedRearResistor Block
2003FordExplorerPostalFrontNot compatible with automatic air conditioning.; Resistor Block
2003FordExplorerPostalRearResistor Block
2003FordExplorerXLSFrontNot compatible with automatic air conditioning.; Resistor Block
2003FordExplorerXLSRearResistor Block
2003FordExplorerEddie BauerFrontNot compatible with automatic air conditioning.; Resistor Block
2003FordExplorerEddie BauerRearResistor Block
2003FordExplorerXLTFrontNot compatible with automatic air conditioning.; Resistor Block
2003FordExplorerXLTRearResistor Block
2003FordExplorer SportFrontNot compatible with automatic air conditioning.; Resistor Block
2003FordExplorer SportRearResistor Block
2003LincolnAviatorRearResistor Block
2003MercuryMountaineerFrontCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Resistor Block
2003MercuryMountaineerRearResistor Block
2002FordExplorerFrontNot compatible with automatic air conditioning.; Resistor Block
2002FordExplorerRearResistor Block
2002FordExplorerLimitedFrontNot compatible with automatic air conditioning.; Resistor Block
2002FordExplorerLimitedRearResistor Block
2002FordExplorerPostalFrontNot compatible with automatic air conditioning.; Resistor Block
2002FordExplorerPostalRearResistor Block
2002FordExplorerXLSFrontNot compatible with automatic air conditioning.; Resistor Block
2002FordExplorerXLSRearResistor Block
2002FordExplorerEddie BauerFrontNot compatible with automatic air conditioning.; Resistor Block
2002FordExplorerEddie BauerRearResistor Block
2002FordExplorerXLTFrontNot compatible with automatic air conditioning.; Resistor Block
2002FordExplorerXLTRearResistor Block
2002FordExplorer SportFrontNot compatible with automatic air conditioning.; Resistor Block
2002FordExplorer SportRearResistor Block
2002MercuryMountaineerFrontCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Resistor Block
2002MercuryMountaineerRearResistor Block
2001FordExplorerFrontATC relay connector incompatible with HVAC blower motor resistor harness.; Resistor Block
2001FordExplorer SportFrontATC relay connector incompatible with HVAC blower motor resistor harness.; Resistor Block
2001MercuryMountaineerFrontCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Resistor Block
2001MercuryMountaineerRearResistor Block

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

1112030117122051L2Z19A706AA203012L2Z18591AA2L2Z19A706AA4L2Z19A706AA973951A07836JA1504MT1882SW9973CYH1716

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.