{"product_id":"four-seasons-3921nk-a-c-compressor-and-component-kit","title":"Four Seasons 3921NK A\/C Compressor and Component Kit - Front","description":"\u003ch2\u003eOverview of Four Seasons Complete A\/C Kit 3921NK\u003c\/h2\u003e\u003cp\u003eThe Four Seasons Complete A\/C Kit 3921NK is designed to restore the air conditioning system in select GM vehicles. This comprehensive kit includes a new compressor and essential components to ensure proper function and reliability for Cadillac, Chevrolet, GMC, and Hummer models.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eIncludes new compressor (part 78377) and accumulator (part 83208)\u003c\/li\u003e\n\u003cli\u003eCompressor oil included for optimal lubrication\u003c\/li\u003e\n\u003cli\u003eStandard black orifice tube with 0.072 inch diameter\u003c\/li\u003e\n\u003cli\u003eReceiver drier\/accumulator with P-nut fittings and 3.5 inch diameter\u003c\/li\u003e\n\u003cli\u003eCompatible with R134a refrigerant systems\u003c\/li\u003e\n\u003cli\u003eLimited lifetime warranty for long-term assurance\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThis Complete A\/C Kit from Four Seasons features a new compressor (part number 78377) that comes pre-filled with the appropriate compressor oil, ensuring proper lubrication and performance from installation. The kit also includes an accumulator (83208) and a standard black orifice tube (38638) with a 0.072 inch diameter, designed to regulate refrigerant flow efficiently. The receiver drier\/accumulator measures 3.5 inches in diameter and 8 inches in length, equipped with P-nut inlet and outlet fittings for secure connections. This kit is specifically engineered for vehicles using R134a refrigerant, providing a complete solution for air conditioning system repairs.\u003c\/p\u003e\u003ch2\u003eAbout the Four Seasons Complete A\/C Kit Line\u003c\/h2\u003e\u003cp\u003eThe Complete A\/C Kit product line by Four Seasons offers a full set of components necessary for a comprehensive air conditioning system replacement. This approach simplifies repairs by including a new compressor along with critical parts such as the accumulator and orifice tube, reducing the need for multiple orders and ensuring compatibility. The 3921NK kit is part of this line, tailored for select GM trucks and SUVs to maintain system integrity and performance.\u003c\/p\u003e\u003ch2\u003eCompatible Vehicles and Applications\u003c\/h2\u003e\u003cp\u003eThis A\/C compressor kit is compatible with a range of GM vehicles, including:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eCadillac Escalade, Escalade ESV, Escalade EXT\u003c\/li\u003e\n\u003cli\u003eChevrolet Avalanche 1500, Avalanche 2500, Silverado 1500, Silverado 2500, Silverado 3500, Suburban 1500, Suburban 2500, Tahoe\u003c\/li\u003e\n\u003cli\u003eGMC Sierra 1500, Sierra 1500 HD, Sierra 2500, Sierra 2500 HD, Sierra 3500, Yukon, Yukon XL 1500, Yukon XL 2500\u003c\/li\u003e\n\u003cli\u003eHummer H2\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eCommon Issues Addressed by This Kit\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eCompressor failure causing loss of A\/C cooling\u003c\/li\u003e\n\u003cli\u003eLeaks or contamination in the accumulator or receiver drier\u003c\/li\u003e\n\u003cli\u003eRestricted refrigerant flow due to clogged orifice tube\u003c\/li\u003e\n\u003cli\u003eInsufficient lubrication leading to compressor damage\u003c\/li\u003e\n\u003cli\u003eSystem inefficiency from worn or missing seals and gaskets\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEnsure system is properly evacuated and flushed before installation\u003c\/li\u003e\n\u003cli\u003eUse the included compressor oil to maintain lubrication levels\u003c\/li\u003e\n\u003cli\u003eVerify correct orientation and secure P-nut fittings on accumulator\u003c\/li\u003e\n\u003cli\u003eReplace all seals and gaskets included in the kit to prevent leaks\u003c\/li\u003e\n\u003cli\u003eConfirm compatibility with R134a refrigerant systems prior to installation\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eThe Four Seasons Complete A\/C Kit 3921NK comes with a limited lifetime warranty, providing coverage against defects in materials and workmanship. This warranty supports the durability and reliability expected from a complete air conditioning system replacement kit designed for Cadillac, Chevrolet, GMC, and Hummer vehicles.\u003c\/p\u003e","brand":"Four Seasons","offers":[{"title":"Default Title","offer_id":44590188003509,"sku":"BBRN-3921NK","price":327.67,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/FS_3921NK_Fro_1457de9d-89ad-4451-9c2d-fa6696b99411.jpg?v=1775067033","url":"https:\/\/www.partcatalog.com\/products\/four-seasons-3921nk-a-c-compressor-and-component-kit","provider":"PartCatalog","version":"1.0","type":"link"}