{"product_id":"four-seasons-74901-hvac-heater-control-valve","title":"Four Seasons 74901 HVAC Heater Control Valve - Front","description":"\u003ch2\u003eOverview of Four Seasons Heater Valve 74901\u003c\/h2\u003e\u003cp\u003eThe Four Seasons Heater Valve 74901 is an electric HVAC heater control valve designed for precise temperature regulation in select BMW models. This single solenoid electronic heater valve ensures reliable operation within your vehicle's heating system.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eBrand: Four Seasons\u003c\/li\u003e\n\u003cli\u003eBrand Line: Heater Valve\u003c\/li\u003e\n\u003cli\u003ePart Number: 74901\u003c\/li\u003e\n\u003cli\u003eType: Electric HVAC Heater Control Valve\u003c\/li\u003e\n\u003cli\u003eMaterial: Thermoplastic and steel construction\u003c\/li\u003e\n\u003cli\u003eHose Connector Quantity: 2 connectors (0.75 inch fitting size each)\u003c\/li\u003e\n\u003cli\u003eTerminal Quantity: 2 female terminals\u003c\/li\u003e\n\u003cli\u003eNon-bypass style with 2 ports\u003c\/li\u003e\n\u003cli\u003eOE Replacement part\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFour Seasons Heater Valve Product Line Details\u003c\/h2\u003e\u003cp\u003eThe Heater Valve product line by Four Seasons focuses on electronic heater valves engineered to regulate coolant flow within the HVAC system. This line includes non-bypass valves like the 74901, which use a single solenoid to control heating efficiently. Designed to meet original equipment specifications, these valves provide dependable temperature control for compatible vehicles.\u003c\/p\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThe Four Seasons 74901 heater valve features a durable thermoplastic and steel construction, ensuring longevity and resistance to typical HVAC system conditions. It operates electrically via a single solenoid, controlling coolant flow through two 0.75-inch hose connectors. The valve includes two female terminals for electrical connection and is designed without a bypass port, maintaining direct flow control. This part is an exact OE replacement, making it suitable for maintaining factory performance in your BMW's heating system.\u003c\/p\u003e\u003ch2\u003eCompatible BMW Models and Applications\u003c\/h2\u003e\u003cp\u003eThis heater valve is compatible with various BMW models, including the 325i, 325xi, 330i, 330xi, X1, X3, X5, and X6. It is specifically designed to integrate with the HVAC temperature control systems in these vehicles, ensuring proper heater function and cabin comfort.\u003c\/p\u003e\u003ch2\u003eCommon Issues Addressed by Heater Valve 74901\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eInconsistent or no heat output from the HVAC system\u003c\/li\u003e\n\u003cli\u003eCoolant leaks around the heater valve connections\u003c\/li\u003e\n\u003cli\u003eElectrical failure causing heater valve malfunction\u003c\/li\u003e\n\u003cli\u003eReduced cabin temperature control responsiveness\u003c\/li\u003e\n\u003cli\u003eFailure of original heater valve components due to wear\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eMounting hardware is not included; reuse existing hardware or source separately\u003c\/li\u003e\n\u003cli\u003eEnsure proper electrical connection to the two female terminals\u003c\/li\u003e\n\u003cli\u003eVerify hose connector sizes (0.75 inch) match vehicle hoses\u003c\/li\u003e\n\u003cli\u003eInspect surrounding HVAC components 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 74901 is manufactured to meet or exceed original equipment standards. It is an OE replacement part, ensuring compatibility and reliable performance. While specific warranty details are not provided here, Four Seasons products typically come with a limited warranty covering defects in materials and workmanship.\u003c\/p\u003e","brand":"Four Seasons","offers":[{"title":"Default Title","offer_id":44611241214133,"sku":"BBRN-74901","price":129.34,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/FS_74901_Fro.jpg?v=1775070039","url":"https:\/\/www.partcatalog.com\/products\/four-seasons-74901-hvac-heater-control-valve","provider":"PartCatalog","version":"1.0","type":"link"}