Homeβ€Ί HVAC > Motors, Core, Case and Related Componentsβ€Ί Four Seasons 20320 HVAC Blower Motor Resistor
Part #: 20320

Four Seasons 20320 HVAC Blower Motor Resistor

Resistor Block
βš™οΈ 101 vehicles fit this part
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πŸ“¦Resistor Block
πŸš—Fitment: Ford, Mercury, and Lincoln, Crown Victoria, Grand Marquis, Marauder, Town Car, Country Squire, LTD Crown Victoria, Colony Park, LTD, and Mark VI
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Reliable HVAC Blower Motor Resistor for Ford, Lincoln, Mercury

The Four Seasons Resistor Block 20320 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 and meets or exceeds OEM specifications for dependable performance.

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

About the Four Seasons Resistor Block Product Line

The Four Seasons Resistor Block line focuses on providing precise and durable HVAC blower motor resistors that maintain proper fan speed regulation. The 20320 resistor block is engineered to fit specific vehicle models, ensuring compatibility and reliable operation within the heating and cooling system.

Detailed Product Description

This HVAC blower motor resistor from Four Seasons features a female rectangular connector with four spade terminals, designed for a fixed speed setting (#3). It is compatible with various Ford, Lincoln, and Mercury models including the Colony Park, Crown Victoria, Grand Marquis, LTD, LTD Crown Victoria, Marauder, Mark VI, Marquis, and Town Car. The resistor block controls the blower motor speed by regulating electrical current, which is essential for maintaining the desired airflow inside the vehicle cabin.

Common Issues Resolved by This Resistor Block

  • Blower motor stuck on one speed or not working at certain speeds
  • Intermittent or no airflow from HVAC vents
  • Overheating or burning smell from the blower motor area
  • HVAC blower motor resistor failure causing inconsistent fan operation
  • Electrical resistance issues affecting blower motor performance

Installation Notes and Tips

  • Ensure the vehicle is turned off and battery disconnected before installation
  • Locate the blower motor resistor in the HVAC housing, typically near the blower motor
  • Disconnect the old resistor block by removing the spade terminals carefully
  • Install the Four Seasons 20320 resistor block by connecting the female rectangular connector securely
  • Verify proper fitment with compatible Ford, Lincoln, and Mercury models before installation

Quality Assurance and Warranty

The Four Seasons Resistor Block 20320 meets or exceeds OEM quality standards, providing reliable and consistent HVAC blower motor control. This part is manufactured to strict specifications to ensure durability and performance. Please refer to Four Seasons warranty terms for coverage details.

BrandFour Seasons
Part Number20320
PositionResistor Block
Connector GenderFemale
Connector ShapeRectangular
DescriptionResistor Block
Meets / Exceeds OEM?Yes
Number of Terminals4
SpeedFixed # 3
Terminal TypeSpade
TypeSwitches

This part fits 101 vehicles. Search below:

YearMakeModelSubmodelPositionNotes
2005FordCrown VictoriaN/AATC relay connector incompatible with HVAC blower motor resistor harness.; Resistor Block
2005MercuryGrand MarquisN/AATC relay connector incompatible with HVAC blower motor resistor harness.; Resistor Block
2004FordCrown VictoriaN/AATC relay connector incompatible with HVAC blower motor resistor harness.; Resistor Block
2004FordGrand MarquisN/AATC relay connector incompatible with HVAC blower motor resistor harness.; Resistor Block
2004MercuryGrand MarquisN/AATC relay connector incompatible with HVAC blower motor resistor harness.; Resistor Block
2004MercuryMarauderN/ANot compatible with automatic air conditioning.; Resistor Block
2003FordCrown VictoriaN/AATC relay connector incompatible with HVAC blower motor resistor harness.; Resistor Block
2003FordGrand MarquisN/AATC relay connector incompatible with HVAC blower motor resistor harness.; Resistor Block
2003MercuryGrand MarquisN/AATC relay connector incompatible with HVAC blower motor resistor harness.; Resistor Block
2003MercuryMarauderN/ANot compatible with automatic air conditioning.; Resistor Block
2002FordCrown VictoriaN/AATC relay connector incompatible with HVAC blower motor resistor harness.; Resistor Block
2002FordGrand MarquisN/AATC relay connector incompatible with HVAC blower motor resistor harness.; Resistor Block
2002MercuryGrand MarquisN/AATC relay connector incompatible with HVAC blower motor resistor harness.; Resistor Block
2001FordCrown VictoriaN/AATC relay connector incompatible with HVAC blower motor resistor harness.; Resistor Block
2001FordGrand MarquisN/AATC relay connector incompatible with HVAC blower motor resistor harness.; Resistor Block
2001MercuryGrand MarquisN/AATC relay connector incompatible with HVAC blower motor resistor harness.; Resistor Block
2000FordCrown VictoriaN/AATC relay connector incompatible with HVAC blower motor resistor harness.; Resistor Block
2000FordGrand MarquisN/AATC relay connector incompatible with HVAC blower motor resistor harness.; Resistor Block
2000MercuryGrand MarquisN/AATC relay connector incompatible with HVAC blower motor resistor harness.; Resistor Block
1999FordCrown VictoriaN/AATC relay connector incompatible with HVAC blower motor resistor harness.; Resistor Block
1999FordGrand MarquisN/AATC relay connector incompatible with HVAC blower motor resistor harness.; Resistor Block
1999MercuryGrand MarquisN/AATC relay connector incompatible with HVAC blower motor resistor harness.; Resistor Block
1998FordCrown VictoriaN/AATC relay connector incompatible with HVAC blower motor resistor harness.; Resistor Block
1998FordGrand MarquisN/AATC relay connector incompatible with HVAC blower motor resistor harness.; Resistor Block
1998MercuryGrand MarquisN/AATC relay connector incompatible with HVAC blower motor resistor harness.; Resistor Block
1997FordCrown VictoriaN/AATC relay connector incompatible with HVAC blower motor resistor harness.; Resistor Block
1997FordGrand MarquisN/AATC relay connector incompatible with HVAC blower motor resistor harness.; Resistor Block
1997LincolnTown CarN/AATC relay connector incompatible with HVAC blower motor resistor harness.; Resistor Block
1997MercuryGrand MarquisN/AATC relay connector incompatible with HVAC blower motor resistor harness.; Resistor Block
1996FordCrown VictoriaN/AATC relay connector incompatible with HVAC blower motor resistor harness.; Resistor Block
1996FordGrand MarquisN/AATC relay connector incompatible with HVAC blower motor resistor harness.; Resistor Block
1996LincolnTown CarN/AATC relay connector incompatible with HVAC blower motor resistor harness.; Resistor Block
1996MercuryGrand MarquisN/AATC relay connector incompatible with HVAC blower motor resistor harness.; Resistor Block
1995FordCrown VictoriaN/AATC relay connector incompatible with HVAC blower motor resistor harness.; Resistor Block
1995FordGrand MarquisN/AATC relay connector incompatible with HVAC blower motor resistor harness.; Resistor Block
1995LincolnTown CarN/AATC relay connector incompatible with HVAC blower motor resistor harness.; Resistor Block
1995MercuryGrand MarquisN/AATC relay connector incompatible with HVAC blower motor resistor harness.; Resistor Block
1994FordCrown VictoriaN/AATC relay connector incompatible with HVAC blower motor resistor harness.; Resistor Block
1994FordGrand MarquisN/AATC relay connector incompatible with HVAC blower motor resistor harness.; Resistor Block
1994LincolnTown CarN/AATC relay connector incompatible with HVAC blower motor resistor harness.; Resistor Block
1994MercuryGrand MarquisN/AATC relay connector incompatible with HVAC blower motor resistor harness.; Resistor Block
1993FordCrown VictoriaN/AATC relay connector incompatible with HVAC blower motor resistor harness.; Resistor Block
1993FordGrand MarquisN/AATC relay connector incompatible with HVAC blower motor resistor harness.; Resistor Block
1993LincolnTown CarN/AATC relay connector incompatible with HVAC blower motor resistor harness.; Resistor Block
1993MercuryGrand MarquisN/AATC relay connector incompatible with HVAC blower motor resistor harness.; Resistor Block
1992FordCrown VictoriaN/AATC relay connector incompatible with HVAC blower motor resistor harness.; Resistor Block
1992FordGrand MarquisN/AATC relay connector incompatible with HVAC blower motor resistor harness.; Resistor Block
1992LincolnTown CarN/AATC relay connector incompatible with HVAC blower motor resistor harness.; Resistor Block
1992MercuryGrand MarquisN/AATC relay connector incompatible with HVAC blower motor resistor harness.; Resistor Block
1991FordGrand MarquisN/AATC relay connector incompatible with HVAC blower motor resistor harness.; Resistor Block
1991FordLTD Crown VictoriaN/AATC relay connector incompatible with HVAC blower motor resistor harness.; Resistor Block
1991LincolnTown CarN/AATC relay connector incompatible with HVAC blower motor resistor harness.; Resistor Block
1991MercuryColony ParkN/Aw/o ATC (Automatic Temperature Control); 4 Term.; Resistor Block
1991MercuryGrand MarquisN/AATC relay connector incompatible with HVAC blower motor resistor harness.; Resistor Block
1990FordLTD Crown VictoriaN/AATC relay connector incompatible with HVAC blower motor resistor harness.; Resistor Block
1990LincolnTown CarN/AATC relay connector incompatible with HVAC blower motor resistor harness.; Resistor Block
1990MercuryColony ParkN/A4-terminal HVAC wiring relay; Resistor Block
1990MercuryGrand MarquisN/A4-terminal HVAC wiring relay; Resistor Block
1989FordLTD Crown VictoriaN/Aw/o ATC (Automatic Temperature Control); Motor Resistor
1989MercuryColony ParkN/A4-terminal HVAC wiring relay; Resistor Block
1989MercuryGrand MarquisN/A4-terminal HVAC wiring relay; Resistor Block
1988FordLTD Crown VictoriaN/Aw/o ATC (Automatic Temperature Control); Motor Resistor
1988MercuryColony ParkN/A4-terminal HVAC wiring relay; Resistor Block
1988MercuryGrand MarquisN/A4-terminal HVAC wiring relay; Resistor Block
1987FordLTD Crown VictoriaN/Aw/o ATC (Automatic Temperature Control); Motor Resistor
1987MercuryColony ParkN/A4-terminal HVAC wiring relay; Resistor Block
1987MercuryGrand MarquisN/A4-terminal HVAC wiring relay; Resistor Block
1986FordLTDCountry SquireN/Aw/o ATC (Automatic Temperature Control); Motor Resistor
1986MercuryGrand MarquisBaseN/A4-terminal HVAC wiring relay; Resistor Block
1986MercuryGrand MarquisLSN/A4-terminal HVAC wiring relay; Resistor Block
1986MercuryGrand MarquisColony ParkN/A4-terminal HVAC wiring relay; Resistor Block
1985FordLTDCountry SquireN/Aw/o ATC (Automatic Temperature Control); Motor Resistor
1985MercuryGrand MarquisBaseN/A4-terminal HVAC wiring relay; Resistor Block
1985MercuryGrand MarquisLSN/A4-terminal HVAC wiring relay; Resistor Block
1985MercuryGrand MarquisColony ParkN/A4-terminal HVAC wiring relay; Resistor Block
1984FordLTDCountry SquireN/Aw/o ATC (Automatic Temperature Control); Motor Resistor
1984MercuryGrand MarquisBaseN/A4-terminal HVAC wiring relay; Resistor Block
1984MercuryGrand MarquisLSN/A4-terminal HVAC wiring relay; Resistor Block
1984MercuryGrand MarquisColony ParkN/A4-terminal HVAC wiring relay; Resistor Block
1983FordLTDBaseN/AResistor Block
1983FordLTDBroughamN/AResistor Block
1983FordLTDCountry SquireN/AResistor Block
1983LincolnMark VIN/AATC relay connector incompatible with HVAC blower motor resistor harness.; Resistor Block
1983LincolnTown CarN/AResistor Block
1983MercuryGrand MarquisN/AATC relay connector incompatible with HVAC blower motor resistor harness.; Resistor Block
1983MercuryGrand MarquisBaseN/AATC relay connector incompatible with HVAC blower motor resistor harness.; Resistor Block
1983MercuryGrand MarquisLSN/AATC relay connector incompatible with HVAC blower motor resistor harness.; Resistor Block
1982FordLTDSN/AResistor Block
1982FordLTDBaseN/AResistor Block
1982FordLTDCountry SquireN/AResistor Block
1982LincolnMark VIN/AATC relay connector incompatible with HVAC blower motor resistor harness.; Resistor Block
1982LincolnTown CarN/AResistor Block
1982MercuryGrand MarquisN/AResistor Block
1982MercuryMarquisN/AMotor Resistor
1981FordLTDSN/AResistor Block
1981FordLTDBaseN/AResistor Block
1981FordLTDCountry SquireN/AResistor Block
1981LincolnMark VIN/AATC relay connector incompatible with HVAC blower motor resistor harness.; Resistor Block
1981LincolnTown CarN/AResistor Block
1981MercuryGrand MarquisN/AResistor Block
1981MercuryMarquisN/AMotor Resistor

* 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:

11120320171221020320973016973413A08190E3AZ19A706AJA1517MT1887SW11261CYH1702

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