{"product_id":"dorman-604-349-hvac-blend-door-actuator-main","title":"Dorman 604-349 HVAC Blend Door Actuator - Main","description":"\u003ch2\u003eHVAC Blend Door Actuator for Toyota 4Runner\u003c\/h2\u003e\u003cp\u003eDorman 604-349 is a direct replacement HVAC blend door actuator for specific 1999-2002 Toyota 4Runner applications in the main position. It is built to restore proper air door movement so the heating and air conditioning system can regulate cabin airflow and temperature as intended.\u003c\/p\u003e\u003cp\u003eBecause many vehicles use more than one air door actuator, confirm the position and function before ordering. This Dorman 604-349 replacement is designed for the main HVAC actuator location on the listed Toyota 4Runner years.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eDirect replacement HVAC blend door actuator for select Toyota 4Runner models\u003c\/li\u003e\n\u003cli\u003eFits 1999-2002 Toyota 4Runner, main position\u003c\/li\u003e\n\u003cli\u003eBlack plastic body with white female connector\u003c\/li\u003e\n\u003cli\u003eRotary activation type with 5 terminals\u003c\/li\u003e\n\u003cli\u003eIncludes actuator arm\u003c\/li\u003e\n\u003cli\u003e3 mounting holes for application-specific installation\u003c\/li\u003e\n\u003cli\u003eCross-reference part numbers include 8710635070 and ADR4505 for the same application\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description\u003c\/h2\u003e\u003cp\u003eThis HVAC blend door actuator is engineered to replace the original unit on 1999-2002 Toyota 4Runner vehicles in the main position. Dorman 604-349 helps restore control of the blend door so the HVAC system can direct air properly through the heater and air conditioning controls. The unit features a black plastic housing, rotary switch activation, a white female connector, and a spade-style terminal design.\u003c\/p\u003e\u003cp\u003eUse this part when servicing a Toyota 4Runner HVAC system that needs a main air door actuator replacement. The part number 604-349 is a practical OE-style solution for technicians and DIY repair work where the original actuator has failed or no longer responds correctly.\u003c\/p\u003e\u003ch2\u003eWhat It Helps Fix\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eIncorrect cabin temperature control\u003c\/li\u003e\n\u003cli\u003eAirflow stuck on heat or cold\u003c\/li\u003e\n\u003cli\u003eHVAC mode or blend door movement problems\u003c\/li\u003e\n\u003cli\u003eActuator noise from a worn internal motor or gears\u003c\/li\u003e\n\u003cli\u003eLoss of response from the main HVAC air door actuator\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eVerify the actuator position before installation, since Toyota 4Runner models may use multiple HVAC actuators for different functions. Confirm connector style, terminal count, and mounting points against the removed part. If the position is unclear, consult a qualified service technician before replacing the unit.\u003c\/p\u003e\u003cp\u003eFits 1999-2002 Toyota 4Runner, main.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eDorman designs replacement parts to match the original application requirements for specific vehicle fitment. This part number 604-349 is intended for direct replacement use on the listed Toyota 4Runner HVAC application.\u003c\/p\u003e","brand":"Dorman","offers":[{"title":"Default Title","offer_id":52778772234421,"sku":"BKKY-604-349","price":187.37,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/RB_604349_Fro.jpg?v=1783577657","url":"https:\/\/www.partcatalog.com\/products\/dorman-604-349-hvac-blend-door-actuator-main","provider":"PartCatalog","version":"1.0","type":"link"}