{"product_id":"four-seasons-37503-engine-cooling-fan-motor-relay","title":"Four Seasons 37503 Engine Cooling Fan Motor Relay","description":"\u003ch2\u003eFour Seasons 37503 Radiator Fan Controller\u003c\/h2\u003e\u003cp\u003eThe Four Seasons Rad Fan Controller 37503 is a 12-volt engine cooling fan motor relay built for radiator fan control in select Ford and Mercury applications. It features a black cover, 10 male spade terminals, a 30-amp rating, and a bracketed design for OE-style replacement service.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eBrand: Four Seasons Rad Fan Controller\u003c\/li\u003e\n\u003cli\u003ePart number: 37503\u003c\/li\u003e\n\u003cli\u003eEngine cooling fan motor relay \/ radiator fan controller\u003c\/li\u003e\n\u003cli\u003e12-volt electrical system\u003c\/li\u003e\n\u003cli\u003e30-amp amperage rating\u003c\/li\u003e\n\u003cli\u003e10 male spade terminals\u003c\/li\u003e\n\u003cli\u003eBlack cover with bracket\u003c\/li\u003e\n\u003cli\u003eMeets or exceeds OEM requirements\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eProduct Details\u003c\/h2\u003e\u003cp\u003eFour Seasons 37503 is a radiator fan controller relay used to manage electric cooling fan operation in vehicles that rely on controlled fan engagement for engine temperature regulation. This OE-style replacement is listed for 1988-1990 Ford Escort with air conditioning, 1988-1989 Mercury Tracer, 1987 Mercury Lynx with air conditioning, 1983 Ford Escort without high performance engine, and 1983 Mercury LN7 and Mercury Lynx. If you are searching for a Four Seasons 37503 radiator fan controller for Ford Escort or Mercury Tracer cooling system repair, this part matches the listed applications and electrical configuration.\u003c\/p\u003e\u003cp\u003eThis part cross-references Gates 42115 and Anchor 2884 for the same application.\u003c\/p\u003e\u003ch2\u003eWhat It Helps Address\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eCooling fan not switching on at the correct temperature\u003c\/li\u003e\n\u003cli\u003eIntermittent radiator fan operation\u003c\/li\u003e\n\u003cli\u003eFan relay electrical failure\u003c\/li\u003e\n\u003cli\u003eOverheating caused by poor fan control\u003c\/li\u003e\n\u003cli\u003eAir-conditioning-related fan control issues on listed vehicles\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eVerify terminal layout, connector style, amperage rating, and bracket configuration against the original relay before installation. Confirm the vehicle uses a 12-volt system and match the application notes for air conditioning or engine configuration, especially on 1983 Ford Escort and Mercury Lynx models. For best results, inspect the fan circuit, fuse protection, and wiring condition before replacing the controller.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eFour Seasons lists this radiator fan controller as meeting or exceeding OEM requirements, supporting direct replacement use in the specified Ford and Mercury applications.\u003c\/p\u003e","brand":"Four Seasons","offers":[{"title":"Default Title","offer_id":44597079965877,"sku":"BBRN-37503","price":62.38,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/FS_37503_Fro.jpg?v=1775068113","url":"https:\/\/www.partcatalog.com\/products\/four-seasons-37503-engine-cooling-fan-motor-relay","provider":"PartCatalog","version":"1.0","type":"link"}