{"product_id":"dorman-626-634-hvac-heater-hose-assembly","title":"Dorman 626-634 HVAC Heater Hose Assembly","description":"\u003ch2\u003eDurable HVAC Heater Hose Assembly for Jeep Commander and Grand Cherokee\u003c\/h2\u003e\u003cp\u003eThe Dorman 626-634 HVAC heater hose assembly is designed to provide reliable heating system performance for Jeep Commander and Grand Cherokee models. Constructed from aluminum with a molded assembly shape, this heater hose ensures consistent coolant flow and durability under normal operating conditions.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eMaterial: Aluminum construction for corrosion resistance\u003c\/li\u003e\n\u003cli\u003eNatural color finish\u003c\/li\u003e\n\u003cli\u003eInside diameter of 0.608 inches on both ends\u003c\/li\u003e\n\u003cli\u003eFlat attachment type on both ends for secure connections\u003c\/li\u003e\n\u003cli\u003eCenterline length of 20 inches with a molded hose shape\u003c\/li\u003e\n\u003cli\u003eMaximum working pressure of 100 PSI\u003c\/li\u003e\n\u003cli\u003eIncludes two branches for efficient coolant routing\u003c\/li\u003e\n\u003cli\u003eDoes not include clamps or protective sleeves\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eTechnical Details and Specifications\u003c\/h2\u003e\u003cp\u003eThis HVAC heater hose assembly features a molded design that fits precisely within the heating system of Jeep Commander and Grand Cherokee vehicles. Both ends have a flat attachment type with an inside diameter of 0.608 inches, ensuring compatibility with the existing heater core and coolant lines. The aluminum material offers resistance to corrosion and heat, supporting a maximum working pressure of 100 PSI. The assembly includes two branches to facilitate proper coolant distribution without the need for additional components like springs or heat shields.\u003c\/p\u003e\u003ch2\u003eCompatible Vehicles and Applications\u003c\/h2\u003e\u003cp\u003eThis heater hose assembly is specifically compatible with Jeep Commander and Jeep Grand Cherokee models. It is intended for use in the HVAC system to maintain proper coolant flow and heating performance. The Dorman 626-634 part number corresponds directly to this application, making it a suitable replacement for worn or damaged heater hoses in these vehicles.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eHeater core coolant flow issues\u003c\/li\u003e\n\u003cli\u003eLeaking or cracked heater hoses\u003c\/li\u003e\n\u003cli\u003eReduced heating system efficiency\u003c\/li\u003e\n\u003cli\u003eCoolant leaks causing engine overheating\u003c\/li\u003e\n\u003cli\u003eReplacement during HVAC system maintenance\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eWhen installing the Dorman 626-634 heater hose assembly, ensure that all connections are clean and free of debris. Since clamps are not included, use appropriate clamps compatible with the flat attachment ends to secure the hose properly. Verify the hose routing matches the original configuration to avoid kinks or interference with other engine components. It is recommended to inspect the entire HVAC system for additional wear or damage during installation.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eDorman parts are manufactured to meet or exceed OEM standards for fit and function. The 626-634 heater hose assembly undergoes quality checks to ensure durability and performance in Jeep Commander and Grand Cherokee vehicles. While specific warranty details are not provided here, Dorman typically offers limited warranties covering defects in material and workmanship.\u003c\/p\u003e","brand":"Dorman","offers":[{"title":"Default Title","offer_id":44040705900725,"sku":"BKKY-626-634","price":93.17,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/RB_626634_Ang.jpg?v=1775009853","url":"https:\/\/www.partcatalog.com\/products\/dorman-626-634-hvac-heater-hose-assembly","provider":"PartCatalog","version":"1.0","type":"link"}