{"product_id":"dorman-626-780-hvac-heater-hose-assembly-outlet","title":"Dorman 626-780 HVAC Heater Hose Assembly - Outlet","description":"\u003ch2\u003eDorman 626-780 Heater Hose Assembly\u003c\/h2\u003e\u003cp\u003eDorman 626-780 is a replacement HVAC heater hose assembly for select Chevrolet Silverado 1500 and GMC Sierra 1500 applications. It is built with EPDM, metal, and plastic components and uses a molded assembly layout with a protective sleeve for added durability in demanding underhood conditions.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eDirect replacement HVAC heater hose assembly for the outlet position\u003c\/li\u003e\n\u003cli\u003eEPDM hose material helps resist heat and coolant exposure\u003c\/li\u003e\n\u003cli\u003eMolded assembly design with a 90-degree maximum bend angle\u003c\/li\u003e\n\u003cli\u003eProtective sleeve attached for added abrasion and heat protection\u003c\/li\u003e\n\u003cli\u003eQuick disconnect connection on end 2 for OE-style serviceability\u003c\/li\u003e\n\u003cli\u003eBlack and silver finish with molded routing for a clean factory-style fit\u003c\/li\u003e\n\u003cli\u003eCross-reference: Gates 24478 for the same application\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description\u003c\/h2\u003e\u003cp\u003eThis Dorman heater hose assembly is engineered to match the fit and durability of the original heater hose routing on select trucks. It is designed for 2014-2018 Chevrolet Silverado 1500 and GMC Sierra 1500 models at the outlet position, with additional coverage for 2019 Chevrolet Silverado 1500 LD and 2019 GMC Sierra 1500 Limited outlet applications. The assembly measures 37.5 inches centerline length, with 0.82-inch inside diameter at end 1 and 0.97-inch inside diameter at end 2, and it is rated for up to 100 maximum working pressure.\u003c\/p\u003e\u003cp\u003eUse Dorman 626-780 when replacing a worn, cracked, or leaking heater hose assembly on Silverado 1500 and Sierra 1500 trucks. The molded shape, EPDM construction, and quick disconnect end help maintain proper coolant flow and factory-style routing in the HVAC system.\u003c\/p\u003e\u003ch2\u003eWhat It Helps Fix\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eCoolant leaks at the heater hose assembly\u003c\/li\u003e\n\u003cli\u003eCracked or heat-aged hose material\u003c\/li\u003e\n\u003cli\u003eDamaged quick disconnect connection at the outlet side\u003c\/li\u003e\n\u003cli\u003ePoor hose routing caused by a deformed molded assembly\u003c\/li\u003e\n\u003cli\u003eHVAC heater circuit flow issues related to hose deterioration\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eVerify the outlet position and connection style before installation. Inspect mating surfaces, seals, and adjacent coolant lines for wear or contamination before connecting the new assembly. Because clamps are not included, reuse or source the correct hardware as needed for the vehicle application. Confirm clearance around the protective sleeve and follow the vehicle service procedure for coolant refill and air bleeding after installation.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eDorman designs this replacement heater hose assembly to match OE fit and durability expectations for the listed vehicles. The construction uses materials selected to handle repeated temperature swings and everyday underhood exposure.\u003c\/p\u003e","brand":"Dorman","offers":[{"title":"Default Title","offer_id":52778786521269,"sku":"BKKY-626-780","price":72.63,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/RB_626780_Ang.jpg?v=1783579984","url":"https:\/\/www.partcatalog.com\/products\/dorman-626-780-hvac-heater-hose-assembly-outlet","provider":"PartCatalog","version":"1.0","type":"link"}