{"product_id":"four-seasons-56778-a-c-refrigerant-discharge-suction-hose-assembly","title":"Four Seasons 56778 A\/C Refrigerant Discharge \/ Suction Hose Assembly","description":"\u003ch2\u003eOverview of Four Seasons Hose Assembly 56778\u003c\/h2\u003e\u003cp\u003eThe Four Seasons Hose Assembly 56778 is designed specifically for Buick and Pontiac models, including the Bonneville and LeSabre. This A\/C refrigerant discharge and suction hose assembly ensures reliable performance in your vehicle's HVAC system by maintaining proper refrigerant flow and pressure.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eConstructed from durable aluminum and rubber materials\u003c\/li\u003e\n\u003cli\u003eCompatible with R134a refrigerant type\u003c\/li\u003e\n\u003cli\u003eIncludes essential gaskets and slimline washers for secure sealing\u003c\/li\u003e\n\u003cli\u003eFeatures a P-nut fitting on both discharge and suction ends\u003c\/li\u003e\n\u003cli\u003eEquipped with a muffler and manifold for noise reduction and system efficiency\u003c\/li\u003e\n\u003cli\u003eIncludes multiple O-rings for leak prevention\u003c\/li\u003e\n\u003cli\u003eOE replacement part ensuring proper fit and function\u003c\/li\u003e\n\u003cli\u003ePart number 56778 for precise identification\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 reliable HVAC hose and pipe solutions tailored to specific vehicle applications. This line emphasizes quality materials such as aluminum and rubber to withstand the demands of refrigerant flow and pressure. The 56778 hose assembly is part of this line, offering a combination of discharge and suction lines with integrated features like mufflers and manifolds to support efficient air conditioning system operation in Buick Bonneville and Pontiac LeSabre models.\u003c\/p\u003e\u003ch2\u003eTechnical Description and Features\u003c\/h2\u003e\u003cp\u003eThis hose assembly is engineered with aluminum and rubber components to provide durability and flexibility under varying temperature and pressure conditions. It is designed for use with R134a refrigerant, the standard for many modern automotive A\/C systems. The assembly includes a gasket and multiple O-rings—specifically slimline washers and a green O-ring—to ensure a tight, leak-free connection. Both the discharge and suction ends utilize P-nut fittings for secure attachment. The inclusion of a muffler helps reduce noise during operation, while the manifold supports proper refrigerant distribution. Note that fittings are not included, and the assembly comes without a bracket or service port switch.\u003c\/p\u003e\u003ch2\u003eApplications and Common Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eReplacement of worn or damaged A\/C refrigerant discharge and suction hoses\u003c\/li\u003e\n\u003cli\u003eResolving refrigerant leaks caused by degraded seals or O-rings\u003c\/li\u003e\n\u003cli\u003eEliminating noise issues in the A\/C system through the integrated muffler\u003c\/li\u003e\n\u003cli\u003eRestoring proper refrigerant flow and pressure in Buick Bonneville and Pontiac LeSabre HVAC systems\u003c\/li\u003e\n\u003cli\u003eEnsuring compatibility with R134a refrigerant for efficient cooling performance\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eWhen installing the Four Seasons Hose Assembly 56778, ensure all included gaskets and O-rings are properly seated to prevent leaks. Use appropriate tools to tighten the P-nut fittings without over-torquing, which could damage the fittings or hose ends. Since fittings are not included, verify compatibility with existing system components before installation. The assembly does not include a bracket, so secure mounting points should be checked or replaced as needed. This part is designed for professional installation to maintain system integrity and performance.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eThe Four Seasons Hose Assembly 56778 is an OE replacement part, meeting original equipment specifications for fit and function. It includes all necessary sealing components to ensure a reliable, leak-free installation. While specific warranty details are not provided here, Four Seasons products typically come with a limited warranty covering defects in materials and workmanship. For exact warranty terms, consult the product documentation or manufacturer.\u003c\/p\u003e","brand":"Four Seasons","offers":[{"title":"Default Title","offer_id":44603535917237,"sku":"BBRN-56778","price":131.18,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/FS_56778_Fro.jpg?v=1775069133","url":"https:\/\/www.partcatalog.com\/products\/four-seasons-56778-a-c-refrigerant-discharge-suction-hose-assembly","provider":"PartCatalog","version":"1.0","type":"link"}