{"product_id":"dorman-604-100-hvac-blend-door-actuator","title":"Dorman 604-100 HVAC Blend Door Actuator - Auxiliary, Left Main or Main","description":"\u003ch2\u003eOverview of Dorman 604-100 HVAC Blend Door Actuator\u003c\/h2\u003e\u003cp\u003eThe Dorman 604-100 HVAC Blend Door Actuator is designed to provide reliable control of the blend door in your vehicle's heating and cooling system. This rotary switch actuator is made from durable plastic, ensuring consistent performance in various Buick, Chevrolet, GMC, and other GM models.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eRotary switch activation type for precise blend door control\u003c\/li\u003e\n\u003cli\u003eDurable plastic construction for long-lasting use\u003c\/li\u003e\n\u003cli\u003eCompatible with multiple GM makes and models including Chevrolet Suburban and GMC Yukon\u003c\/li\u003e\n\u003cli\u003eIncludes one actuator per package\u003c\/li\u003e\n\u003cli\u003eOEM-quality replacement part number 604-100\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThe Dorman 604-100 HVAC Blend Door Actuator is engineered to replace faulty or worn actuators in a range of General Motors vehicles. Its rotary switch activation type allows for smooth and accurate adjustment of the HVAC blend door, which regulates airflow temperature inside the cabin. Constructed from high-quality plastic, this actuator withstands the heat and mechanical stress typical in HVAC systems. It is compatible with popular models such as the Chevrolet Tahoe, GMC Sierra, Buick Skylark, and Cadillac Escalade, among others.\u003c\/p\u003e\u003ch2\u003eCompatible Vehicles and Applications\u003c\/h2\u003e\u003cp\u003eThis actuator is compatible with a wide range of GM vehicles, including but not limited to:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eBuick Skylark and Century\u003c\/li\u003e\n\u003cli\u003eCadillac Escalade and Escalade ESV\u003c\/li\u003e\n\u003cli\u003eChevrolet Astro, Blazer, Suburban 1500\/2500, Tahoe, and S10\u003c\/li\u003e\n\u003cli\u003eGMC Jimmy, Sierra, Yukon, Yukon XL 1500\/2500\u003c\/li\u003e\n\u003cli\u003eOldsmobile Silhouette\u003c\/li\u003e\n\u003cli\u003ePontiac Trans Sport\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eCommon Issues Addressed by the HVAC Blend Door 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 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\u003c\/li\u003e\n\u003cli\u003eAirflow stuck on one temperature setting\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEnsure the vehicle’s battery is disconnected before installation to avoid electrical issues\u003c\/li\u003e\n\u003cli\u003eAccess the blend door actuator by removing the dashboard panel or glove box as required by the specific vehicle model\u003c\/li\u003e\n\u003cli\u003eCarefully disconnect the electrical connector before removing the old actuator\u003c\/li\u003e\n\u003cli\u003eAlign the new actuator properly with the blend door shaft to ensure correct operation\u003c\/li\u003e\n\u003cli\u003eTest the actuator function before reassembling the dashboard components\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eDorman parts are manufactured to meet or exceed OEM specifications, providing reliable performance and durability. The 604-100 HVAC Blend Door Actuator undergoes rigorous quality control to ensure proper fit and function. This part is backed by Dorman’s limited warranty, covering defects in material and workmanship under normal use.\u003c\/p\u003e","brand":"Dorman","offers":[{"title":"Default Title","offer_id":44012106350773,"sku":"BKKY-604-100","price":48.14,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/RB_604100_Fro.jpg?v=1775009018","url":"https:\/\/www.partcatalog.com\/products\/dorman-604-100-hvac-blend-door-actuator","provider":"PartCatalog","version":"1.0","type":"link"}