{"product_id":"dorman-626-321-hvac-heater-core-tube","title":"Dorman 626-321 HVAC Heater Core Tube","description":"\u003ch2\u003eOverview of Dorman HVAC Heater Core Tube 626-321\u003c\/h2\u003e\u003cp\u003eThe Dorman HVAC Heater Core Tube 626-321 is designed specifically for Dodge Ram 2500 and Ram 3500 models. Constructed from durable steel, this 12-inch heater core tube ensures reliable performance within your vehicle's HVAC system.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eMaterial: Steel for strength and durability\u003c\/li\u003e\n\u003cli\u003eLength: 12 inches\u003c\/li\u003e\n\u003cli\u003eEnd Types: Hose connections on both ends for secure fitment\u003c\/li\u003e\n\u003cli\u003eInside Diameter: 0.7 inches\u003c\/li\u003e\n\u003cli\u003eColor\/Finish: Black\u003c\/li\u003e\n\u003cli\u003eMaximum Working Pressure: 100 psi\u003c\/li\u003e\n\u003cli\u003eSingle component construction for simplified installation\u003c\/li\u003e\n\u003cli\u003eNo gasket, seal, heat shield, or protective sleeve included or required\u003c\/li\u003e\n\u003cli\u003ePackage includes one coolant tube\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThe Dorman 626-321 HVAC Heater Core Tube is engineered to meet the specific requirements of Dodge Ram 2500 and Ram 3500 trucks. Made from steel, this tube offers resistance to corrosion and wear, ensuring long-term durability under typical operating conditions. Its 12-inch length and 0.7-inch inside diameter are designed to match OEM specifications, providing a precise fit and optimal coolant flow. Both ends feature hose connections, facilitating straightforward integration with existing HVAC hoses. The black finish adds a protective layer against environmental factors without the need for additional heat shields or protective sleeves.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eReplacement of damaged or corroded heater core tubes in Dodge Ram 2500 and Ram 3500\u003c\/li\u003e\n\u003cli\u003eResolving coolant leaks within the HVAC system\u003c\/li\u003e\n\u003cli\u003eRestoring proper heater core coolant flow for effective cabin heating\u003c\/li\u003e\n\u003cli\u003eAddressing HVAC system failures related to compromised heater core tubing\u003c\/li\u003e\n\u003cli\u003eMaintaining system pressure up to 100 psi to prevent coolant loss\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eInstallation of the Dorman 626-321 heater core tube requires basic mechanical skills and standard hand tools. Ensure the vehicle is cooled down before beginning work to avoid injury from hot coolant. Carefully remove the old heater core tube and inspect surrounding hoses for wear or damage. Since this part does not include gaskets or seals, reuse existing seals if in good condition or replace as necessary. Confirm hose connections are secure to prevent leaks. No heat shield or protective sleeve installation is required, simplifying the replacement process.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eDorman parts are manufactured to meet or exceed OEM standards for fit, form, and function. The 626-321 heater core tube undergoes quality inspections to ensure durability and performance in Dodge Ram 2500 and Ram 3500 vehicles. While specific warranty details may vary, Dorman typically offers limited warranties covering defects in material and workmanship. Refer to Dorman’s official warranty policy for complete information.\u003c\/p\u003e","brand":"Dorman","offers":[{"title":"Default Title","offer_id":44040138260661,"sku":"BKKY-626-321","price":139.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/RB_626321_Sid_244d9fd8-4997-458e-83c5-751f7d456823.jpg?v=1775009816","url":"https:\/\/www.partcatalog.com\/products\/dorman-626-321-hvac-heater-core-tube","provider":"PartCatalog","version":"1.0","type":"link"}