{"product_id":"four-seasons-78377-a-c-compressor","title":"Four Seasons 78377 A\/C Compressor","description":"\u003ch2\u003eOverview of Four Seasons New Compressor 78377\u003c\/h2\u003e\u003cp\u003eThe Four Seasons New Compressor 78377 is designed for reliable air conditioning performance in select GM vehicles. Engineered to work with R134a refrigerant, this A\/C compressor is a direct replacement for models including Chevrolet Silverado, GMC Sierra, Cadillac Escalade, and Hummer H2 and H3 series.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eCompatible with R134a refrigerant and Pag 46 oil\u003c\/li\u003e\n\u003cli\u003eIncludes oil pre-filled for immediate installation\u003c\/li\u003e\n\u003cli\u003eFeatures a 4-groove serpentine pulley for efficient belt engagement\u003c\/li\u003e\n\u003cli\u003eComes with clutch assembly included, clutch max diameter 4.25 inches\u003c\/li\u003e\n\u003cli\u003e12-volt coil with 1 wire lead terminal type (pin)\u003c\/li\u003e\n\u003cli\u003eTangent mount type with precise mounting distance of 16.51 mm\u003c\/li\u003e\n\u003cli\u003eSealing washer type suction and discharge ports for leak prevention\u003c\/li\u003e\n\u003cli\u003eDesigned as a Nippondenso 10s20f compressor type\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFour Seasons New Compressor Product Line Details\u003c\/h2\u003e\u003cp\u003eThe Four Seasons New Compressor line offers brand-new, factory-quality A\/C compressors designed to meet or exceed OEM specifications. This product line focuses on delivering reliable cooling performance with components like pre-filled oil and included clutches to simplify installation. The 78377 model exemplifies this approach by providing a complete compressor solution compatible with a range of GM trucks and SUVs.\u003c\/p\u003e\u003ch2\u003eTechnical Description and Features\u003c\/h2\u003e\u003cp\u003eThe Four Seasons 78377 A\/C compressor is engineered for vehicles using R134a refrigerant and requires Pag 46 oil, which is included in the unit. The compressor features a 4-groove serpentine pulley with a diameter of approximately 4.25 inches, ensuring proper belt alignment and power transfer. The clutch assembly is included, with a maximum diameter of 4.25 inches and a coil voltage of 12 volts, utilizing a pin-type terminal with a single wire lead for electrical connection. The compressor mounts using a tangent mount system with a precise 16.51 mm mount distance, ensuring a secure fit. Both suction and discharge ports use sealing washers to maintain system integrity and prevent leaks. This Nippondenso 10s20f compressor type is designed for durability and consistent performance in demanding conditions.\u003c\/p\u003e\u003ch2\u003eCompatible Vehicles and Applications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eChevrolet Silverado 1500, 2500, 3500 (including Classic and HD models)\u003c\/li\u003e\n\u003cli\u003eGMC Sierra 1500, 2500, 3500 (including Classic and HD models)\u003c\/li\u003e\n\u003cli\u003eCadillac Escalade, Escalade ESV, Escalade EXT\u003c\/li\u003e\n\u003cli\u003eHummer H2, H3, H3T\u003c\/li\u003e\n\u003cli\u003eChevrolet Avalanche 1500, 2500\u003c\/li\u003e\n\u003cli\u003eChevrolet Colorado and Canyon\u003c\/li\u003e\n\u003cli\u003eGMC Yukon, Yukon XL 1500, Yukon XL 2500\u003c\/li\u003e\n\u003cli\u003eChevrolet Suburban 1500, 2500 and Tahoe\u003c\/li\u003e\n\u003cli\u003eChevrolet Express 1500, 2500, 3500 and GMC Savana 1500, 2500, 3500\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eCommon Issues Addressed by This Compressor\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eLoss of A\/C cooling due to compressor failure\u003c\/li\u003e\n\u003cli\u003eClutch engagement problems causing intermittent cooling\u003c\/li\u003e\n\u003cli\u003eRefrigerant leaks from worn or damaged compressor seals\u003c\/li\u003e\n\u003cli\u003eNoise or vibration from worn compressor components\u003c\/li\u003e\n\u003cli\u003eIncompatibility with R134a refrigerant systems requiring proper compressor type\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEnsure system is evacuated and flushed before installation to prevent contamination\u003c\/li\u003e\n\u003cli\u003eUse OE manifold and deslugger tool (recommended part 36141) for optimal system cleaning\u003c\/li\u003e\n\u003cli\u003eVerify correct belt routing for 4-groove serpentine pulley\u003c\/li\u003e\n\u003cli\u003eReplace O-rings (part numbers 24404 and 24402) with included slimline washers to ensure proper sealing\u003c\/li\u003e\n\u003cli\u003eMounting hardware is not included; reuse existing hardware or source separately\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eThe Four Seasons New Compressor 78377 is a brand-new unit manufactured to meet OEM standards for fit, form, and function. It includes pre-filled oil and clutch assembly to reduce installation time and potential errors. While specific warranty details are not provided here, Four Seasons products typically come with a limited warranty covering defects in materials and workmanship. Always verify warranty terms with the supplier or manufacturer.\u003c\/p\u003e","brand":"Four Seasons","offers":[{"title":"Default Title","offer_id":44614817677493,"sku":"BBRN-78377","price":209.89,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/FS_78377_Fro.jpg?v=1775070493","url":"https:\/\/www.partcatalog.com\/products\/four-seasons-78377-a-c-compressor","provider":"PartCatalog","version":"1.0","type":"link"}