{"product_id":"dorman-604-157-hvac-blend-door-actuator","title":"Dorman 604-157 HVAC Blend Door Actuator - Main","description":"\u003ch2\u003eOverview of Dorman HVAC Blend Door Actuator 604-157\u003c\/h2\u003e\u003cp\u003eThe Dorman HVAC Blend Door Actuator 604-157 is designed specifically for Cadillac CTS and SRX models. This actuator features a rotary switch activation type and is constructed from durable plastic, ensuring reliable operation within your vehicle's HVAC system.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eRotary switch activation for precise control\u003c\/li\u003e\n\u003cli\u003eDurable plastic construction for long-lasting use\u003c\/li\u003e\n\u003cli\u003eCompatible with Cadillac CTS and SRX models\u003c\/li\u003e\n\u003cli\u003eIncludes one actuator per package\u003c\/li\u003e\n\u003cli\u003eOEM-quality replacement part number 604-157\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThis HVAC blend door actuator from Dorman is engineered to regulate airflow and temperature inside the cabin by controlling the blend door position. The rotary switch activation type allows for smooth and accurate adjustments, contributing to consistent climate control performance. Made from high-quality plastic, the actuator resists wear and environmental factors, maintaining functionality over time. The part number 604-157 ensures compatibility with specific Cadillac CTS and SRX vehicles, providing a direct fit replacement that integrates seamlessly with the existing HVAC system.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Problem Resolution\u003c\/h2\u003e\u003cp\u003eThis actuator is used to control the blend door in the HVAC system, which mixes hot and cold air to achieve the desired cabin temperature. It addresses several common issues, including:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eInconsistent or incorrect cabin temperature regulation\u003c\/li\u003e\n\u003cli\u003eUnresponsive or stuck HVAC blend door controls\u003c\/li\u003e\n\u003cli\u003eUnusual noises coming from the HVAC system during operation\u003c\/li\u003e\n\u003cli\u003eFailure of the blend door to move, causing airflow problems\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eInstallation of the Dorman HVAC Blend Door Actuator 604-157 requires basic automotive tools and some experience with HVAC components. It is recommended to disconnect the vehicle battery before beginning to avoid electrical issues. Access to the blend door actuator location may require removal of dashboard panels or glove box components depending on the model year. Ensure the actuator is properly aligned and securely fastened to prevent operational issues.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eDorman parts are manufactured to meet or exceed OEM standards, providing reliable performance for Cadillac CTS and SRX vehicles. The HVAC blend door actuator 604-157 undergoes quality control inspections to ensure durability and fitment accuracy. Warranty coverage details can be obtained from the product documentation or Dorman's official resources.\u003c\/p\u003e","brand":"Dorman","offers":[{"title":"Default Title","offer_id":44017110515893,"sku":"BKKY-604-157","price":41.04,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/RB_604157_Fro.jpg?v=1775009029","url":"https:\/\/www.partcatalog.com\/products\/dorman-604-157-hvac-blend-door-actuator","provider":"PartCatalog","version":"1.0","type":"link"}