{"product_id":"four-seasons-74634-hvac-heater-control-valve","title":"Four Seasons 74634 HVAC Heater Control Valve","description":"\u003ch2\u003eOverview of Four Seasons Heater Valve 74634\u003c\/h2\u003e\u003cp\u003eThe Four Seasons Heater Valve 74634 is a cable-operated, pull-to-close heater valve designed for precise temperature control in select Acura and Honda vehicles. This non-bypass valve ensures efficient heating system operation without rerouting coolant flow.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eOEM replacement heater valve for Acura and Honda models\u003c\/li\u003e\n\u003cli\u003eCable operated pull-to-close mechanism for reliable control\u003c\/li\u003e\n\u003cli\u003eNon-bypass style with two hose connectors\u003c\/li\u003e\n\u003cli\u003eDurable plastic construction\u003c\/li\u003e\n\u003cli\u003eCompatible with 0.625 inch (15.875 mm) hose openings\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThe Four Seasons Heater Valve 74634 belongs to the Heater Valve product line, which focuses on temperature control components within vehicle HVAC systems. This particular valve is designed as a non-bypass type, meaning it does not allow coolant to bypass the heater core when closed, ensuring effective heating performance. The valve operates via a cable mechanism that pulls to close, providing precise control over coolant flow to the heater core. Constructed from durable plastic, it features two hose connectors with openings measuring 0.625 inches (15.875 mm), matching OEM specifications for a direct replacement.\u003c\/p\u003e\u003ch2\u003eCompatible Vehicles and Applications\u003c\/h2\u003e\u003cp\u003eThis heater valve is compatible with several Acura and Honda models, including the Accord, Prelude, and TSX. It is engineered to meet OEM standards, making it a suitable replacement part for maintaining proper HVAC function in these vehicles.\u003c\/p\u003e\u003ch2\u003eCommon Issues Addressed by Heater Valve 74634\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eInconsistent cabin heating due to faulty valve operation\u003c\/li\u003e\n\u003cli\u003eCoolant leaks at the heater valve connections\u003c\/li\u003e\n\u003cli\u003eFailure to regulate coolant flow to the heater core\u003c\/li\u003e\n\u003cli\u003eHeater valve stuck open or closed causing temperature control problems\u003c\/li\u003e\n\u003cli\u003eWear or damage to original heater valve components\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEnsure the cable mechanism is properly connected and adjusted for smooth operation\u003c\/li\u003e\n\u003cli\u003eVerify hose connector sizes match 0.625 inch (15.875 mm) openings for a secure fit\u003c\/li\u003e\n\u003cli\u003eInspect surrounding hoses and clamps for wear during installation\u003c\/li\u003e\n\u003cli\u003eFollow vehicle-specific service manual instructions for heater valve replacement\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eThe Four Seasons Heater Valve 74634 is manufactured to meet OEM specifications, ensuring reliable performance and fitment. This part is an exact replacement designed to restore proper heater control function. Warranty coverage details should be confirmed with the product provider or manufacturer.\u003c\/p\u003e","brand":"Four Seasons","offers":[{"title":"Default Title","offer_id":44610971926709,"sku":"BBRN-74634","price":44.38,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/FS_74634_Fro.jpg?v=1775070013","url":"https:\/\/www.partcatalog.com\/products\/four-seasons-74634-hvac-heater-control-valve","provider":"PartCatalog","version":"1.0","type":"link"}