{"product_id":"four-seasons-74644-hvac-heater-control-valve","title":"Four Seasons 74644 HVAC Heater Control Valve","description":"\u003ch2\u003eOverview of Four Seasons Heater Valve 74644 for Toyota Tacoma\u003c\/h2\u003e\u003cp\u003eThe Four Seasons Heater Valve 74644 is a cable-operated, non-bypass heater valve designed specifically for Toyota Tacoma models. This HVAC heater control valve ensures precise temperature regulation within your vehicle's heating system by controlling coolant flow efficiently.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eCable operated open non-bypass heater valve\u003c\/li\u003e\n\u003cli\u003eTwo hose connectors with 0.625 inch openings\u003c\/li\u003e\n\u003cli\u003eDurable plastic construction\u003c\/li\u003e\n\u003cli\u003eOEM replacement part for reliable fit and function\u003c\/li\u003e\n\u003cli\u003eCompatible with Toyota Tacoma vehicles\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThe Four Seasons Heater Valve 74644 belongs to the Heater Valve product line, which focuses on temperature control components within automotive HVAC systems. This particular valve operates via a cable mechanism, allowing for smooth and responsive control of coolant flow to the heater core. Its non-bypass style means it does not divert coolant around the heater core, ensuring consistent heating performance. Constructed from durable plastic, this valve features two hose connectors, each with a 0.625 inch opening, designed to match OEM specifications for a direct replacement. The part number 74644 confirms compatibility and quality assurance for Toyota Tacoma models requiring a reliable heater valve.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eRestores proper heater core coolant flow in Toyota Tacoma vehicles\u003c\/li\u003e\n\u003cli\u003eResolves heater valve leaks or failures causing inconsistent cabin heat\u003c\/li\u003e\n\u003cli\u003eEliminates heater control cable malfunctions affecting temperature regulation\u003c\/li\u003e\n\u003cli\u003eReplaces worn or damaged OEM heater valves to maintain HVAC system efficiency\u003c\/li\u003e\n\u003cli\u003ePrevents overheating or insufficient heating due to faulty valve operation\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEnsure vehicle is cool and coolant system is depressurized before installation\u003c\/li\u003e\n\u003cli\u003eVerify hose connector sizes (0.625 inch) match existing heater hoses\u003c\/li\u003e\n\u003cli\u003eInspect and replace heater control cable if necessary for optimal valve operation\u003c\/li\u003e\n\u003cli\u003eFollow Toyota Tacoma service manual guidelines for heater valve removal and installation\u003c\/li\u003e\n\u003cli\u003eCheck for leaks after installation and refill coolant as needed\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eFour Seasons Heater Valve 74644 is manufactured to meet OEM standards, providing a direct replacement for Toyota Tacoma heater valves. The plastic construction is engineered for durability and resistance to typical HVAC system conditions. This part is backed by Four Seasons' quality assurance protocols, ensuring reliable performance and fitment. Warranty details are provided by Four Seasons and typically cover defects in material and workmanship under normal use.\u003c\/p\u003e","brand":"Four Seasons","offers":[{"title":"Default Title","offer_id":44610988703925,"sku":"BBRN-74644","price":42.68,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/FS_74644_Fro.jpg?v=1775070015","url":"https:\/\/www.partcatalog.com\/products\/four-seasons-74644-hvac-heater-control-valve","provider":"PartCatalog","version":"1.0","type":"link"}