{"product_id":"four-seasons-73718-hvac-mode-door-actuator-right","title":"Four Seasons 73718 HVAC Mode Door Actuator - Right","description":"\u003ch2\u003eFour Seasons 73718 HVAC Mode Door Actuator\u003c\/h2\u003e\u003cp\u003eThe Four Seasons 73718 HVAC mode door actuator restores proper air distribution in the cabin by moving the mode door through the HVAC air door linkage. Built with a gear-style door linkage, this actuator is made for precise control of airflow direction in Lexus climate systems.\u003c\/p\u003e\u003cp\u003eCompatible with select Lexus IS300, IS350, IS500, RC F, RC300, RC350, GS350, GS450h, IS200t, and IS250 applications, this Four Seasons HVAC mode door actuator is a direct-fit replacement for vehicles that need accurate dash vent, floor, or defrost air routing. Part number 73718 is engineered for dependable operation in the HVAC system.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eHVAC air door actuator for mode door control\u003c\/li\u003e\n\u003cli\u003eGear-style door linkage for consistent movement\u003c\/li\u003e\n\u003cli\u003e4 mounting ears for secure installation\u003c\/li\u003e\n\u003cli\u003e5-terminal pin electrical connection\u003c\/li\u003e\n\u003cli\u003eDirect replacement for Four Seasons 73718\u003c\/li\u003e\n\u003cli\u003eCross-references select OE and aftermarket numbers for the same application\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description\u003c\/h2\u003e\u003cp\u003eThis HVAC mode door actuator is designed to control the position of the air distribution door inside the climate control housing. On Lexus vehicles, that function determines whether air is directed to the upper vents, floor outlets, or defrost outlets. The Four Seasons 73718 uses a gear-driven design and a 5-pin terminal layout to match the original system configuration on supported applications.\u003c\/p\u003e\u003cp\u003eFour Seasons backs this part with more than 50 years of mobile A\/C experience and states that its products are engineered and tested for long service life. This part cross-references 8710630500 and ACT2068IM for the same application. Part number 73718 is a practical replacement choice for Lexus HVAC repairs where mode door movement has become inconsistent or inoperative.\u003c\/p\u003e\u003ch2\u003eWhat It Helps Fix\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eAir stuck at one vent setting\u003c\/li\u003e\n\u003cli\u003eNo change between dash, floor, and defrost modes\u003c\/li\u003e\n\u003cli\u003eClicking or binding from the HVAC actuator area\u003c\/li\u003e\n\u003cli\u003eIncorrect airflow direction in the cabin\u003c\/li\u003e\n\u003cli\u003eClimate control response issues tied to the mode door\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eVerify the original actuator’s connector style, mounting ear layout, and door linkage before installation. On Lexus IS300, IS350, IS500, RC F, RC300, RC350, GS350, GS450h, IS200t, and IS250 applications, confirm whether the vehicle uses the listed right-side or No. 1 position before ordering. After installation, cycle the HVAC controls to allow the system to relearn actuator position if required by the vehicle.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eFour Seasons engineers and tests its HVAC components to support reliable operation, drawing on over 50 years of mobile air conditioning experience. The 73718 is built as an OE-style replacement for proper fit and function in supported Lexus climate control systems.\u003c\/p\u003e","brand":"Four Seasons","offers":[{"title":"Default Title","offer_id":52958221533365,"sku":"BBRN-73718","price":51.16,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/FS_73718_FRO.jpg?v=1786431829","url":"https:\/\/www.partcatalog.com\/products\/four-seasons-73718-hvac-mode-door-actuator-right","provider":"PartCatalog","version":"1.0","type":"link"}