{"product_id":"dorman-626-683-hvac-heater-hose-assembly-outlet","title":"Dorman 626-683 HVAC Heater Hose Assembly - Outlet","description":"\u003ch2\u003eDurable HVAC Heater Hose Assembly for GM Trucks and SUVs\u003c\/h2\u003e\u003cp\u003eThe Dorman 626-683 HVAC heater hose assembly is engineered to provide reliable heating system performance for select Cadillac, Chevrolet, and GMC vehicles. Constructed from EPDM material, this black straight hose assembly is designed to withstand typical operating pressures and temperature ranges found in automotive heating systems.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eMade from durable EPDM rubber for heat and chemical resistance\u003c\/li\u003e\n\u003cli\u003eIncludes clamps for secure installation\u003c\/li\u003e\n\u003cli\u003eStraight hose shape with a maximum bend angle of 90 degrees\u003c\/li\u003e\n\u003cli\u003eMultiple inside diameters: 0.6\", 0.75\", and 1\" ends for precise fit\u003c\/li\u003e\n\u003cli\u003eMaximum working pressure of 50 psi and burst pressure of 100 psi\u003c\/li\u003e\n\u003cli\u003eCenterline length of approximately 1047 mm (41.2 inches)\u003c\/li\u003e\n\u003cli\u003eCompatible with various GM full-size trucks and SUVs\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eProduct Details and Specifications\u003c\/h2\u003e\u003cp\u003eThe Dorman 626-683 heater hose assembly is designed as a standard replacement part, meeting OEM specifications for fit and function. Its EPDM construction offers resistance to heat, ozone, and coolant chemicals, ensuring durability in demanding engine bay environments. The hose assembly features three different inside diameters at each end (0.6\", 0.75\", and 1\") to accommodate specific heater core and engine connections. The included clamps facilitate a secure and leak-free installation. This hose assembly does not contain any internal springs or protective sleeves, maintaining a straightforward design optimized for reliable coolant flow.\u003c\/p\u003e\u003ch2\u003eCompatible Vehicles and Applications\u003c\/h2\u003e\u003cp\u003eThis heater hose assembly is compatible with a range of General Motors vehicles, including:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eCadillac Escalade, Escalade ESV, Escalade EXT\u003c\/li\u003e\n\u003cli\u003eChevrolet Avalanche, Cheyenne, Silverado 1500, 2500, 2500 HD, 3500, 3500 HD, Suburban 1500, Suburban 2500, Tahoe\u003c\/li\u003e\n\u003cli\u003eGMC Sierra 1500, Sierra 2500 HD, Sierra 3500 HD, Yukon, Yukon XL 1500, Yukon XL 2500\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eUse this part to replace worn or damaged heater hoses in these models to restore proper heating system operation.\u003c\/p\u003e\u003ch2\u003eCommon Issues Addressed by This Heater Hose Assembly\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eHeater core leaks caused by cracked or brittle hoses\u003c\/li\u003e\n\u003cli\u003eCoolant leaks due to failed hose connections or clamps\u003c\/li\u003e\n\u003cli\u003eReduced heater performance from restricted or collapsed hoses\u003c\/li\u003e\n\u003cli\u003eOverheating issues related to coolant flow interruptions\u003c\/li\u003e\n\u003cli\u003ePreventative maintenance to avoid unexpected heater system failures\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eBefore installation, ensure the engine is cool and the cooling system is depressurized. Inspect all hose connections and clean mating surfaces to ensure a proper seal. Use the included clamps to secure the hose ends firmly, avoiding overtightening which can damage the hose. Verify hose routing matches OEM specifications to prevent kinks or excessive bends beyond the 90-degree maximum bend angle. After installation, refill and bleed the cooling system as required to remove air pockets.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eDorman parts are manufactured to meet or exceed OEM standards for quality and durability. The 626-683 heater hose assembly undergoes rigorous testing to ensure reliable performance under normal operating conditions. While specific warranty details are not provided here, Dorman typically offers limited warranties covering defects in materials and workmanship. Consult product documentation or the manufacturer for exact warranty terms.\u003c\/p\u003e","brand":"Dorman","offers":[{"title":"Default Title","offer_id":52125105488053,"sku":"BKKY-626-683","price":62.4,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/RB_626683_Fro.jpg?v=1775163121","url":"https:\/\/www.partcatalog.com\/products\/dorman-626-683-hvac-heater-hose-assembly-outlet","provider":"PartCatalog","version":"1.0","type":"link"}