Four Seasons
Selector Switch

Four Seasons 37583 HVAC Blower Control Switch

Brand Four Seasons 45024
Belt Type Serpentine
Belt Width IN 0.750
Belt Width MM 19.050
Bore Dia. IN .69
Color Black
Description Idler / Tensioner Pulley
Groove Quantity 4
I.D. MM 17.463
Inside Diameter 0.6875
Material Steel
Meets / Exceeds OEM? Yes
Mount Hole Qty 1
Mounting Hardware? Not Included
O.D. MM 73.025
Outside Diameter 2.875
Pulley Type Idler Pulley
Pulley Width IN .75
Pulley Width MM 19
Style Idler / Tensioner Pulley
Type Pulley
Width 19
Product line Selector Switch
Fits —28 vehicles

OE direct replacement. Meets or exceeds OEM requirements for dependable HVAC control.

Selector switch. Controls blower operation with a square male connector.

Four-terminal design for straightforward electrical connection.

Cross-references Four Seasons 37583, A10183 and F7CZ19986AA for the same application. See all 4.

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Four Seasons 37583 HVAC Blower Control Switch

The Four Seasons Selector Switch 37583 is an OE-style HVAC blower control switch for vehicles with manual blower speed selection. Built with a male square connector and 4 terminals, it meets or exceeds OEM requirements for direct replacement service.

Compatible with Ford Escort and Mercury Tracer applications, this blower switch restores control of cabin fan operation when the original selector switch wears out or loses contact. The Four Seasons Selector Switch line focuses on dependable HVAC electrical replacement parts for common climate control repairs.

Key Features

  • HVAC blower control switch for manual fan speed selection
  • Male connector with square connector shape
  • 4-terminal design for the specified application
  • Meets or exceeds OEM specifications
  • Four Seasons part number 37583 for catalog lookup and ordering

Detailed Description

Four Seasons 37583 is a blower selector switch used in HVAC control systems where the driver selects fan speed through the dash control panel. It is listed for 1997-2003 Ford Escort and 1998-1999 Mercury Tracer applications, with a 1997 Mercury Tracer listing for vehicles equipped with an auxiliary fan. If you are replacing a worn HVAC blower control switch on a Ford Escort or Mercury Tracer, this part number 37583 provides a direct-fit replacement path for the specified vehicles.

This part cross-references A10183 and SW3294 for the same application.

What It Helps Fix

  • Blower fan only working on certain speeds
  • No response when turning the HVAC fan selector
  • Intermittent cabin air fan operation
  • Worn or damaged switch contacts in the dash control
  • Loss of blower speed selection on Ford Escort and Mercury Tracer models

Installation Notes and Tips

  • Verify the connector shape, terminal count, and vehicle year before installation.
  • Confirm the application matches your Ford Escort or Mercury Tracer HVAC control setup.
  • Inspect the connector and wiring for heat damage or corrosion before installing the new switch.
  • Use the vehicle’s service information to access the HVAC control panel and replace the selector switch correctly.

Quality Assurance

Four Seasons manufactures HVAC replacement components to OE-style specifications, and this selector switch is listed as meeting or exceeding OEM requirements for the stated applications.

This part fits 28 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelSubmodelPositionNotes
2003FordEscort—N/ASelector Switch
2003FordEscort—N/APrior to purchase, ensure compatibility with vehicle's make, model, and year for HVAC Blower Control Switch.; Selector Switch
2002FordEscortSEN/ASelector Switch
2002FordEscortSEN/APrior to purchase, ensure compatibility with vehicle's make, model, and year for HVAC Blower Control Switch.; Selector Switch
2001FordEscortSEN/ASelector Switch
2001FordEscortSEN/APrior to purchase, ensure compatibility with vehicle's make, model, and year for HVAC Blower Control Switch.; Selector Switch
2000FordEscortLXN/ASelector Switch
2000FordEscortLXN/APrior to purchase, ensure compatibility with vehicle's make, model, and year for HVAC Blower Control Switch.; Selector Switch
1999FordEscortSEN/ASelector Switch
1999FordEscortSEN/APrior to purchase, ensure compatibility with vehicle's make, model, and year for HVAC Blower Control Switch.; Selector Switch
1999FordEscortLXN/ASelector Switch
1999FordEscortLXN/APrior to purchase, ensure compatibility with vehicle's make, model, and year for HVAC Blower Control Switch.; Selector Switch
1999FordEscortSE EquiN/ASelector Switch
1999FordEscortSE EquiN/APrior to purchase, ensure compatibility with vehicle's make, model, and year for HVAC Blower Control Switch.; Selector Switch
1999MercuryTracer—N/ASelector Switch
1999MercuryTracer—N/APrior to purchase, ensure compatibility with vehicle's make, model, and year for HVAC Blower Control Switch.; Selector Switch
1998FordEscortSEN/ASelector Switch
1998FordEscortSEN/APrior to purchase, ensure compatibility with vehicle's make, model, and year for HVAC Blower Control Switch.; Selector Switch
1998FordEscortLXN/ASelector Switch
1998FordEscortLXN/APrior to purchase, ensure compatibility with vehicle's make, model, and year for HVAC Blower Control Switch.; Selector Switch
1998FordEscortSE EquiN/ASelector Switch
1998FordEscortSE EquiN/APrior to purchase, ensure compatibility with vehicle's make, model, and year for HVAC Blower Control Switch.; Selector Switch
1998MercuryTracer—N/ASelector Switch
1998MercuryTracer—N/APrior to purchase, ensure compatibility with vehicle's make, model, and year for HVAC Blower Control Switch.; Selector Switch
1997FordEscort—N/ASelector Switch
1997FordEscort—N/APrior to purchase, ensure compatibility with vehicle's make, model, and year for HVAC Blower Control Switch.; Selector Switch
1997MercuryTracer—N/ABlower Motor Switch; w/ Auxiliary Fan; Selector Switch
1997MercuryTracer—N/Aw/ Auxiliary Fan; Selector Switch
Directly replaces or cross-references 4 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Four Seasons — 37583A10183F7CZ19986AASW3294