{"product_id":"dorman-604-118-hvac-blend-door-actuator","title":"Dorman 604-118 HVAC Blend Door Actuator - Main","description":"\u003ch2\u003eOverview of Dorman HVAC Blend Door Actuator 604-118\u003c\/h2\u003e\u003cp\u003eThe Dorman HVAC Blend Door Actuator 604-118 is designed to restore proper airflow control in your vehicle's heating and cooling system. Specifically engineered for Buick Bonneville and Pontiac LeSabre models, this actuator features a rotary switch activation type and durable plastic construction.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eRotary switch activation for precise airflow control\u003c\/li\u003e\n\u003cli\u003eDurable plastic material for reliable operation\u003c\/li\u003e\n\u003cli\u003eCompatible with Buick Bonneville and Pontiac LeSabre HVAC systems\u003c\/li\u003e\n\u003cli\u003eIncludes one actuator per package\u003c\/li\u003e\n\u003cli\u003eOEM-quality replacement part number 604-118\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThis HVAC blend door actuator from Dorman is a critical component that controls the blend door position within the heating and air conditioning system. The rotary switch activation type allows for smooth and accurate adjustment of the blend door, ensuring the correct mix of hot and cold air is delivered to the cabin. Constructed from high-quality plastic, the actuator is designed to withstand the temperature variations and mechanical stresses typical in automotive HVAC systems. The part number 604-118 is specifically manufactured to fit Buick Bonneville and Pontiac LeSabre models, providing a direct replacement that meets factory specifications.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Issues Resolved\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eRestores proper temperature control when blend door is stuck or unresponsive\u003c\/li\u003e\n\u003cli\u003eEliminates inconsistent airflow or temperature fluctuations inside the vehicle\u003c\/li\u003e\n\u003cli\u003eReplaces faulty actuator causing clicking or grinding noises in HVAC system\u003c\/li\u003e\n\u003cli\u003eFixes issues with air not switching between heat and cold settings\u003c\/li\u003e\n\u003cli\u003eAddresses HVAC system malfunctions related to blend door movement\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEnsure vehicle compatibility with Buick Bonneville or Pontiac LeSabre before installation\u003c\/li\u003e\n\u003cli\u003eDisconnect the battery to prevent electrical shorts during replacement\u003c\/li\u003e\n\u003cli\u003eAccess the blend door actuator behind the dashboard or glove compartment area\u003c\/li\u003e\n\u003cli\u003eCarefully remove the old actuator and note the orientation for proper installation\u003c\/li\u003e\n\u003cli\u003eTest the new actuator operation before reassembling the dashboard components\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eDorman parts are engineered to meet or exceed OEM standards for fit, form, and function. The HVAC blend door actuator 604-118 undergoes rigorous quality control to ensure reliable performance in Buick Bonneville and Pontiac LeSabre vehicles. While specific warranty details may vary, Dorman typically offers a limited warranty covering defects in material and workmanship to provide confidence in your replacement part.\u003c\/p\u003e","brand":"Dorman","offers":[{"title":"Default Title","offer_id":44012298633397,"sku":"BKKY-604-118","price":77.61,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/RB_604118_Fro.jpg?v=1775009022","url":"https:\/\/www.partcatalog.com\/products\/dorman-604-118-hvac-blend-door-actuator","provider":"PartCatalog","version":"1.0","type":"link"}