Four Seasons
Harness Connector

Four Seasons 37290 A/C Compressor Cut-Off Switch Harness Connector

Brand Four Seasons 37290
Gender Male
Terminal Quantity 4
Terminal Gender Female
Connector Shape Round
Description Harness connectors
Style Harness connector
Type Connector
Product line Harness Connector
Fits Ford, Lincoln, and Mercury · 99 vehicles

Harness connector. Round connector with 4 terminals for a secure electrical connection.

Male connector. Female terminals provide a straightforward mating interface.

Cross-references Four Seasons 37290, MTC/Ronak 1107 and 1P1739 for the same application. See all 7.

$62.44Free shipping
Out of stock
Step 1 — Confirm fitment
Free return shipping if it doesn't fit when you check fitment here first.
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
Step 2 — Quantity
Order total $62.44
Free shipping to the continental U.S.
Free returns within 60 days if it doesn't fit when fitment is verified.

Four Seasons 37290 Harness Connector

The Four Seasons 37290 harness connector is a round, male-style HVAC connector built for A/C compressor cut-off switch wiring repairs. It is used on a wide range of Ford, Mercury, and Lincoln applications where the original connector is damaged, heat-affected, or no longer locks in securely.

Use this connector when servicing Ford Escort, Taurus, Mustang, Crown Victoria, Grand Marquis, and related models that require a 4-terminal HVAC harness connector. Four Seasons 37290 is a direct-fit electrical repair component for restoring a stable connection at the A/C compressor cut-off switch circuit.

Key Features

  • Brand: Four Seasons Harness Connector
  • Part number: 37290
  • Connector type: A/C compressor cut-off switch harness connector
  • Connector shape: Round
  • Gender: Male
  • Terminal quantity: 4
  • Terminal gender: Female
  • Used for HVAC electrical repair applications

Application Details

This harness connector is specified for repair work on Ford, Mercury, and Lincoln HVAC wiring where the original A/C compressor cut-off switch connector has failed. It appears in fitment for 1994-2003 Ford Escort, 1994-1999 Ford Taurus, 1994-2000 Ford Mustang, 1998-2000 Ford Crown Victoria, 1998-2000 Ford Grand Marquis, 1998-2000 Lincoln Town Car, 1996-2002 Mercury Villager, and other listed vehicles. Four Seasons 37290 also cross-references MTC/Ronak 1107 for the same application.

Common Problems This Part Can Solve

  • Broken or cracked A/C compressor cut-off switch connector housing
  • Loose electrical connection at the HVAC harness
  • Corroded or heat-damaged terminals
  • Intermittent compressor cut-off switch signal
  • Repair needs on Ford Escort, Taurus, Mustang, and similar HVAC wiring

Installation Notes and Tips

Match the connector shape, terminal count, and terminal gender before installation. Inspect the mating terminals and wiring for corrosion, melted insulation, or damaged locking tabs before connecting the replacement harness connector. Confirm vehicle-specific fitment by year, make, and model, especially on Ford Escort, Mercury Cougar, and Grand Marquis applications. Four Seasons 37290 is intended for direct electrical repair use in the HVAC circuit.

Quality Assurance

Four Seasons supplies HVAC service parts and electrical repair components for automotive air conditioning systems. This connector is built to the listed connector specifications for fitment-based replacement use on the applications shown.

This part fits 99 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelSubmodelLitersCylindersPositionNotes
2003FordEscort———N/AReplacement connector for damaged A/C Compressor Cut-Out Switch Harness connectors.; Harness Connector
2002FordEscortSE——N/AReplacement connector for damaged A/C Compressor Cut-Out Switch Harness connectors.; Harness Connector
2002FordGrand Marquis———N/A4 Term. Male; Harness Connector
2002MercuryGrand Marquis———N/A4 Term. Male; Harness Connector
2002MercuryVillager———N/AHarness Connector
2001FordEscortSE——N/AReplacement connector for damaged A/C Compressor Cut-Out Switch Harness connectors.; Harness Connector
2001FordGrand Marquis———N/AHarness Connector
2001MercuryCougar———N/AHarness Connector
2001MercuryGrand Marquis———N/AHarness Connector
2001MercuryVillager———N/AHarness Connector
2000FordContour———N/AReplacement connector for damaged A/C Compressor Cut-Out Switch Harness connectors.; Harness Connector
2000FordCrown Victoria———N/AReplacement connector for damaged A/C Compressor Cut-Out Switch Harness connectors.; Harness Connector
2000FordCrown Victoria———N/A4-terminal HVAC wiring relay; Harness Connector
2000FordEscortLX——N/AReplacement connector for damaged A/C Compressor Cut-Out Switch Harness connectors.; Harness Connector
2000FordGrand Marquis———N/AReplacement connector for damaged A/C Compressor Cut-Out Switch Harness connectors.; Harness Connector
2000FordMustang—4.6LV8N/AHarness Connector-Repair; 4 Pin; Harness Connector
2000LincolnTown Car———N/AReplacement connector for damaged A/C Compressor Cut-Out Switch Harness connectors.; Harness Connector
2000MercuryCougar———N/AReplacement connector for damaged A/C Compressor Cut-Out Switch Harness connectors.; Harness Connector
2000MercuryGrand Marquis———N/AReplacement connector for damaged A/C Compressor Cut-Out Switch Harness connectors.; Harness Connector
2000MercuryMystique———N/AReplacement connector for damaged A/C Compressor Cut-Out Switch Harness connectors.; Harness Connector
2000MercuryVillager———N/AHarness Connector
1999FordContour———N/AReplacement connector for damaged A/C Compressor Cut-Out Switch Harness connectors.; Harness Connector
1999FordCrown Victoria———N/AReplacement connector for damaged A/C Compressor Cut-Out Switch Harness connectors.; Harness Connector
1999FordCrown Victoria———N/A4-terminal HVAC wiring relay; Harness Connector
1999FordEscortSE——N/AReplacement connector for damaged A/C Compressor Cut-Out Switch Harness connectors.; Harness Connector
1999FordEscortLX——N/AReplacement connector for damaged A/C Compressor Cut-Out Switch Harness connectors.; Harness Connector
1999FordEscortSE Equi——N/AReplacement connector for damaged A/C Compressor Cut-Out Switch Harness connectors.; Harness Connector
1999FordGrand Marquis———N/AReplacement connector for damaged A/C Compressor Cut-Out Switch Harness connectors.; Harness Connector
1999FordMustang—4.6LV8N/AHarness Connector-Repair; 4 Pin; Harness Connector
1999FordSable———N/AReplacement connector for damaged A/C Compressor Cut-Out Switch Harness connectors.; Harness Connector
1999FordTaurus———N/AReplacement connector for damaged A/C Compressor Cut-Out Switch Harness connectors.; Harness Connector
1999LincolnTown Car———N/AReplacement connector for damaged A/C Compressor Cut-Out Switch Harness connectors.; Harness Connector
1999MercuryCougar———N/AReplacement connector for damaged A/C Compressor Cut-Out Switch Harness connectors.; Harness Connector
1999MercuryGrand Marquis———N/AReplacement connector for damaged A/C Compressor Cut-Out Switch Harness connectors.; Harness Connector
1999MercuryMystique———N/AReplacement connector for damaged A/C Compressor Cut-Out Switch Harness connectors.; Harness Connector
1999MercurySable———N/AReplacement connector for damaged A/C Compressor Cut-Out Switch Harness connectors.; Harness Connector
1999MercuryTracer———N/AReplacement connector for damaged A/C Compressor Cut-Out Switch Harness connectors.; Harness Connector
1999MercuryVillager———N/AHarness Connector
1998FordContour———N/AReplacement connector for damaged A/C Compressor Cut-Out Switch Harness connectors.; Harness Connector
1998FordCrown Victoria———N/AReplacement connector for damaged A/C Compressor Cut-Out Switch Harness connectors.; Harness Connector
1998FordCrown Victoria———N/A4-terminal HVAC wiring relay; Harness Connector
1998FordEscortSE——N/AReplacement connector for damaged A/C Compressor Cut-Out Switch Harness connectors.; Harness Connector
1998FordEscortLX——N/AReplacement connector for damaged A/C Compressor Cut-Out Switch Harness connectors.; Harness Connector
1998FordEscortSE Equi——N/AReplacement connector for damaged A/C Compressor Cut-Out Switch Harness connectors.; Harness Connector
1998FordGrand Marquis———N/AReplacement connector for damaged A/C Compressor Cut-Out Switch Harness connectors.; Harness Connector
1998FordMustang—4.6LV8N/AHarness Connector-Repair; 4 Pin; Harness Connector
1998FordSable———N/AReplacement connector for damaged A/C Compressor Cut-Out Switch Harness connectors.; Harness Connector
1998FordTaurus———N/AReplacement connector for damaged A/C Compressor Cut-Out Switch Harness connectors.; Harness Connector
1998FordWindstar———N/AReplacement connector for damaged A/C Compressor Cut-Out Switch Harness connectors.; Harness Connector
1998LincolnTown Car———N/AReplacement connector for damaged A/C Compressor Cut-Out Switch Harness connectors.; Harness Connector
1998MercuryGrand Marquis———N/AReplacement connector for damaged A/C Compressor Cut-Out Switch Harness connectors.; Harness Connector
1998MercuryMystique———N/AReplacement connector for damaged A/C Compressor Cut-Out Switch Harness connectors.; Harness Connector
1998MercurySable———N/AReplacement connector for damaged A/C Compressor Cut-Out Switch Harness connectors.; Harness Connector
1998MercuryTracer———N/AReplacement connector for damaged A/C Compressor Cut-Out Switch Harness connectors.; Harness Connector
1998MercuryVillager———N/AHarness Connector
1997FordContour———N/AReplacement connector for damaged A/C Compressor Cut-Out Switch Harness connectors.; Harness Connector
1997FordEscort———N/AHarness Connector
1997FordMustang—4.6LV8N/AHarness Connector-Repair; 4 Pin; Harness Connector
1997FordSable———N/AReplacement connector for damaged A/C Compressor Cut-Out Switch Harness connectors.; Harness Connector
1997FordTaurus———N/AReplacement connector for damaged A/C Compressor Cut-Out Switch Harness connectors.; Harness Connector
1997FordThunderbird———N/AReplacement connector for damaged A/C Compressor Cut-Out Switch Harness connectors.; Harness Connector
1997FordWindstar———N/AReplacement connector for damaged A/C Compressor Cut-Out Switch Harness connectors.; Harness Connector
1997MercuryCougar———N/AReplacement connector for damaged A/C Compressor Cut-Out Switch Harness connectors.; Harness Connector
1997MercuryMystique———N/AReplacement connector for damaged A/C Compressor Cut-Out Switch Harness connectors.; Harness Connector
1997MercurySable———N/AReplacement connector for damaged A/C Compressor Cut-Out Switch Harness connectors.; Harness Connector
1997MercuryTracer———N/AReplacement connector for damaged A/C Compressor Cut-Out Switch Harness connectors.; Harness Connector
1997MercuryVillager———N/AHarness Connector
1996FordContour———N/AReplacement connector for damaged A/C Compressor Cut-Out Switch Harness connectors.; Harness Connector
1996FordEscort—1.8LL4N/AReplacement connector for damaged A/C Compressor Cut-Out Switch Harness connectors.; Harness Connector
1996FordMustang—4.6LV8N/AHarness Connector-Repair; 4 Pin; Harness Connector
1996FordSable———N/AReplacement connector for damaged A/C Compressor Cut-Out Switch Harness connectors.; Harness Connector
1996FordTaurus———N/AReplacement connector for damaged A/C Compressor Cut-Out Switch Harness connectors.; Harness Connector
1996FordThunderbird———N/AReplacement connector for damaged A/C Compressor Cut-Out Switch Harness connectors.; Harness Connector
1996FordWindstar———N/AReplacement connector for damaged A/C Compressor Cut-Out Switch Harness connectors.; Harness Connector
1996MercuryCougar———N/AReplacement connector for damaged A/C Compressor Cut-Out Switch Harness connectors.; Harness Connector
1996MercuryMystique———N/AReplacement connector for damaged A/C Compressor Cut-Out Switch Harness connectors.; Harness Connector
1996MercurySable———N/AReplacement connector for damaged A/C Compressor Cut-Out Switch Harness connectors.; Harness Connector
1996MercuryTracer—1.8LL4N/AReplacement connector for damaged A/C Compressor Cut-Out Switch Harness connectors.; Harness Connector
1996MercuryVillager———N/AHarness Connector
1995FordContour———N/AReplacement connector for damaged A/C Compressor Cut-Out Switch Harness connectors.; Harness Connector
1995FordCougar———N/AReplacement connector for damaged A/C Compressor Cut-Out Switch Harness connectors.; Harness Connector
1995FordEscort———N/AReplacement connector for damaged A/C Compressor Cut-Out Switch Harness connectors.; Harness Connector
1995FordMustang—5.0LV8N/AHarness Connector-Repair; 4 Pin; Harness Connector
1995FordSable———N/AReplacement connector for damaged A/C Compressor Cut-Out Switch Harness connectors.; Harness Connector
1995FordTaurus———N/AReplacement connector for damaged A/C Compressor Cut-Out Switch Harness connectors.; Harness Connector
1995FordThunderbird———N/AReplacement connector for damaged A/C Compressor Cut-Out Switch Harness connectors.; Harness Connector
1995FordWindstar———N/AReplacement connector for damaged A/C Compressor Cut-Out Switch Harness connectors.; Harness Connector
1995MercuryCougar———N/AReplacement connector for damaged A/C Compressor Cut-Out Switch Harness connectors.; Harness Connector
1995MercuryMystique———N/AReplacement connector for damaged A/C Compressor Cut-Out Switch Harness connectors.; Harness Connector
1995MercurySable———N/AReplacement connector for damaged A/C Compressor Cut-Out Switch Harness connectors.; Harness Connector
1995MercuryTracer———N/AReplacement connector for damaged A/C Compressor Cut-Out Switch Harness connectors.; Harness Connector
1994FordEscort———N/AReplacement connector for damaged A/C Compressor Cut-Out Switch Harness connectors.; Harness Connector
1994FordMustang—5.0LV8N/AHarness Connector-Repair; 4 Pin; Harness Connector
1994FordSable———N/AHarness Connector-Repair; w/ R134a; Harness Connector
1994FordTaurus———N/AReplacement connector for damaged A/C Compressor Cut-Out Switch Harness connectors.; Harness Connector
1994FordThunderbird———N/AReplacement connector for damaged A/C Compressor Cut-Out Switch Harness connectors.; Harness Connector
1994LincolnContinental———N/AReplacement connector for damaged A/C Compressor Cut-Out Switch Harness connectors.; Harness Connector
1994MercurySable———N/AHarness Connector-Repair; w/ R134a; Harness Connector
1994MercuryTracer———N/AReplacement connector for damaged A/C Compressor Cut-Out Switch Harness connectors.; Harness Connector
Directly replaces or cross-references 7 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Four Seasons — 37290MTC/Ronak — 11071P17393U2Z14S411BVA1324HA78325WPT303