{"product_id":"four-seasons-66749-a-c-refrigerant-discharge-suction-hose-assembly","title":"Four Seasons 66749 A\/C Refrigerant Discharge \/ Suction Hose Assembly","description":"\u003ch2\u003eOverview of Four Seasons Hose Assembly 66749\u003c\/h2\u003e\u003cp\u003eThe Four Seasons Hose Assembly 66749 is designed specifically for Cadillac ATS models, providing reliable performance for your vehicle's HVAC system. This A\/C refrigerant discharge and suction hose assembly is engineered to handle both high and low system pressures, ensuring efficient refrigerant flow and system integrity.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eConstructed from durable aluminum and rubber materials\u003c\/li\u003e\n\u003cli\u003eCompatible with R134-a refrigerant type\u003c\/li\u003e\n\u003cli\u003eIncludes gasket and slimline washer seals for secure connections\u003c\/li\u003e\n\u003cli\u003eEquipped with p-nut fittings on both discharge and suction ends\u003c\/li\u003e\n\u003cli\u003eFeatures a built-in muffler and manifold for noise reduction and system efficiency\u003c\/li\u003e\n\u003cli\u003eIncludes fittings and switch service port for maintenance access\u003c\/li\u003e\n\u003cli\u003eOE replacement part designed for Cadillac ATS HVAC systems\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFour Seasons Hose Assembly Product Line Details\u003c\/h2\u003e\u003cp\u003eThe Four Seasons Hose Assembly product line focuses on delivering high-quality hose and pipe solutions for automotive HVAC systems. This line emphasizes durability and precise fitment, using materials like aluminum and rubber to withstand system pressures and environmental conditions. The 66749 hose assembly exemplifies this approach by combining essential features such as included seals, fittings, and a muffler to maintain system performance and reduce noise.\u003c\/p\u003e\u003ch2\u003eTechnical Description and Features\u003c\/h2\u003e\u003cp\u003eThe Four Seasons 66749 hose assembly is engineered for use with R134-a refrigerant in Cadillac ATS vehicles. It supports both high and low pressure within the A\/C system, ensuring proper refrigerant discharge and suction. The assembly includes two sets of slimline washer O-rings (part numbers 24404 and 24402) to provide secure, leak-free connections. Both discharge and suction ends utilize p-nut fittings, facilitating straightforward installation and service. The inclusion of a manifold and muffler helps optimize system operation and reduce noise during A\/C function. This hose assembly does not include a bracket or switch but features a switch service port for diagnostic access.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Problem Resolution\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eReplacement of worn or leaking A\/C refrigerant discharge and suction hoses in Cadillac ATS\u003c\/li\u003e\n\u003cli\u003eRestoring proper refrigerant flow and pressure balance in the HVAC system\u003c\/li\u003e\n\u003cli\u003eEliminating noise caused by damaged or missing mufflers in the hose assembly\u003c\/li\u003e\n\u003cli\u003eAddressing refrigerant leaks due to degraded seals or fittings\u003c\/li\u003e\n\u003cli\u003eEnsuring compatibility with R134-a refrigerant systems for optimal performance\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eWhen installing the Four Seasons Hose Assembly 66749 on a Cadillac ATS, ensure all O-rings and seals are properly seated to prevent leaks. The p-nut fittings on both ends require careful tightening to manufacturer torque specifications. Although the assembly includes fittings and a switch service port, note that the switch itself is not included. Verify system pressure ratings and refrigerant type compatibility before installation. Proper handling of the aluminum and rubber components will help maintain hose integrity during installation.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eThis Four Seasons hose assembly is an OE replacement part designed to meet or exceed original equipment specifications for Cadillac ATS HVAC systems. It includes all necessary seals and fittings to ensure a secure and reliable installation. While specific warranty details are not provided, Four Seasons products typically adhere to industry standards for durability and performance.\u003c\/p\u003e","brand":"Four Seasons","offers":[{"title":"Default Title","offer_id":52117111242933,"sku":"BBRN-66749","price":90.85,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/FS_66749_Ang.jpg?v=1775161775","url":"https:\/\/www.partcatalog.com\/products\/four-seasons-66749-a-c-refrigerant-discharge-suction-hose-assembly","provider":"PartCatalog","version":"1.0","type":"link"}