{"product_id":"dayco-71544-hvac-heater-hose-pipe-to-pipe-inlet-valve-to-pipe-1-or-water-pump-to-valve","title":"Dayco 71544 HVAC Heater Hose - Pipe To Pipe (Inlet), Valve To Pipe-1 or Water Pump To Valve","description":"\u003ch2\u003eOverview of Dayco Curved Radiator Hose 71544\u003c\/h2\u003e\u003cp\u003eThe Dayco Curved Radiator Hose 71544 is designed to provide reliable coolant flow in HVAC systems for select Cadillac, Chevrolet, GMC, and Nissan vehicles. Engineered with durable EPDM material, this black single inside diameter hose ensures consistent performance under typical operating conditions.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eConstructed from EPDM for heat and chemical resistance\u003c\/li\u003e\n\u003cli\u003eBlack color for standard OEM appearance\u003c\/li\u003e\n\u003cli\u003eEnd 1 and End 2 inside diameter: 23\/32 inches\u003c\/li\u003e\n\u003cli\u003eSingle inside diameter hose type for precise fit\u003c\/li\u003e\n\u003cli\u003eMeets SAE J20R4 Class D-1 and SAE J1684 Type EC specifications\u003c\/li\u003e\n\u003cli\u003eTrunk height dimension of 6 inches\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThe Dayco Curved Radiator Hose 71544 is part of the Curved Radiator Hose product line, which focuses on delivering hoses shaped to fit specific radiator and heater core connections. This hose is manufactured from EPDM, a synthetic rubber known for its resistance to heat, ozone, and coolant chemicals, making it suitable for HVAC heater hose applications. Both ends of the hose have an inside diameter of 23\/32 inches, ensuring a secure and leak-free connection in the cooling system. The hose does not include a heat shield or protective sleeve, which is typical for this type of HVAC heater hose. It complies with SAE J20R4 Class D-1 and SAE J1684 Type EC standards, confirming its suitability for automotive coolant systems.\u003c\/p\u003e\u003ch2\u003eCompatible Vehicles and Applications\u003c\/h2\u003e\u003cp\u003eThis Dayco Curved Radiator Hose 71544 is compatible with various models from Cadillac, Chevrolet, GMC, and Nissan, including:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eCadillac Seville\u003c\/li\u003e\n\u003cli\u003eChevrolet Express 1500 and Express 2500\u003c\/li\u003e\n\u003cli\u003eGMC Savana 1500 and Savana 2500\u003c\/li\u003e\n\u003cli\u003eNissan 240SX and Quest\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eIt is designed specifically for HVAC heater hose applications in these vehicles, ensuring proper coolant flow and temperature regulation within the heating system.\u003c\/p\u003e\u003ch2\u003eCommon Issues Addressed by This Hose\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eReplacement of cracked or leaking heater hoses\u003c\/li\u003e\n\u003cli\u003eResolving coolant leaks causing HVAC system inefficiency\u003c\/li\u003e\n\u003cli\u003ePreventing overheating due to compromised hose integrity\u003c\/li\u003e\n\u003cli\u003eMaintaining proper coolant circulation in heater core\u003c\/li\u003e\n\u003cli\u003eEnsuring OEM fit and function in specified vehicle models\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eWhen installing the Dayco Curved Radiator Hose 71544, ensure the hose is properly seated on the fittings with secure clamps to prevent leaks. Inspect the surrounding components for wear or damage during replacement. Since this hose does not include a heat shield or protective sleeve, verify that it is routed away from high-heat sources to avoid premature wear. Use the correct inside diameter connections (23\/32 inches) to maintain system integrity.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eDayco manufactures the Curved Radiator Hose 71544 to meet SAE J20R4 Class D-1 and SAE J1684 Type EC standards, ensuring compliance with industry requirements for HVAC hoses. The EPDM material provides durability against heat and coolant exposure. Warranty details are subject to Dayco's standard policies; please refer to official documentation for specific coverage information.\u003c\/p\u003e","brand":"Dayco","offers":[{"title":"Default Title","offer_id":51903631360181,"sku":"BCWL-71544","price":25.26,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DY_71544_Fro.jpg?v=1774728386","url":"https:\/\/www.partcatalog.com\/products\/dayco-71544-hvac-heater-hose-pipe-to-pipe-inlet-valve-to-pipe-1-or-water-pump-to-valve","provider":"PartCatalog","version":"1.0","type":"link"}