{"product_id":"dorman-604-939-hvac-blend-door-actuator","title":"Dorman 604-939 HVAC Blend Door Actuator - Main","description":"\u003ch2\u003eOverview of the Dorman HVAC Blend Door Actuator 604-939\u003c\/h2\u003e\u003cp\u003eThe Dorman HVAC Blend Door Actuator 604-939 is designed specifically for Honda Civic and CR-V models. This actuator features a rotary switch activation type and is engineered to control the blend door within the HVAC system, ensuring precise temperature regulation inside your vehicle.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eRotary switch activation type for reliable operation\u003c\/li\u003e\n\u003cli\u003eFive female pin terminals for secure electrical connections\u003c\/li\u003e\n\u003cli\u003eDurable plastic construction for long-lasting performance\u003c\/li\u003e\n\u003cli\u003eCompatible with Honda Civic and CR-V models\u003c\/li\u003e\n\u003cli\u003eIncludes one air door actuator per package\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThe Dorman 604-939 HVAC Blend Door Actuator is a critical component in the climate control system of select Honda vehicles. It operates using a rotary switch activation type, which allows for smooth and accurate movement of the blend door. The actuator is equipped with five female pin terminals, providing a stable and secure connection to the vehicle’s wiring harness. Constructed from durable plastic, this actuator is designed to withstand the temperature fluctuations and mechanical stresses typical in automotive HVAC systems. This part is compatible with Honda Civic and CR-V models, making it a precise replacement for the original equipment.\u003c\/p\u003e\u003ch2\u003eCommon HVAC Issues Addressed by This Actuator\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eInconsistent cabin temperature due to blend door malfunction\u003c\/li\u003e\n\u003cli\u003eUnresponsive or stuck HVAC blend door controls\u003c\/li\u003e\n\u003cli\u003eUnusual noises from the HVAC system when adjusting temperature\u003c\/li\u003e\n\u003cli\u003eFailure to switch between heating and cooling modes properly\u003c\/li\u003e\n\u003cli\u003eElectrical connection problems related to actuator terminals\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eWhen installing the Dorman 604-939 HVAC Blend Door Actuator, ensure the vehicle’s battery is disconnected to prevent electrical shorts. Carefully remove the old actuator and inspect the blend door for any obstructions or damage. Align the new actuator properly with the blend door shaft and secure it using the original mounting points. Connect the five female pin terminals firmly to avoid loose connections. After installation, test the HVAC system to confirm the actuator operates smoothly across all temperature settings.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty Information\u003c\/h2\u003e\u003cp\u003eDorman parts are manufactured to meet or exceed OEM standards, providing reliable performance and durability. The 604-939 HVAC Blend Door Actuator undergoes rigorous quality control to ensure proper fit and function in compatible Honda Civic and CR-V models. This part is backed by Dorman’s limited warranty, covering defects in material and workmanship under normal use conditions.\u003c\/p\u003e","brand":"Dorman","offers":[{"title":"Default Title","offer_id":44017240834229,"sku":"BKKY-604-939","price":38.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/RB_604939_Fro.jpg?v=1775009108","url":"https:\/\/www.partcatalog.com\/products\/dorman-604-939-hvac-blend-door-actuator","provider":"PartCatalog","version":"1.0","type":"link"}