{"product_id":"dorman-hvac-heater-hose-assembly-626-111-direct-fit-replacement-for-gm-trucks-temperature-resistant","title":"Dorman HVAC heater hose assembly 626-111 — direct-fit replacement for GM trucks, temperature-resistant","description":"\u003cp\u003e\u003cstrong\u003eDesigned as a direct-fit replacement for select GM trucks and SUVs, the Dorman 626-111 HVAC heater hose assembly restores heater circuit integrity with durable, temperature-resistant construction.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eIf your vehicle is one of the compatible Chevrolet, GMC or Cadillac models and years, this Dorman heater hose assembly replaces the factory hose path to restore proper coolant flow through the HVAC heater core. The assembly is engineered to match the original routing and attachment points so installation is straightforward for DIYers and professional technicians alike. It’s constructed to tolerate frequent temperature swings and resist cracking, helping extend service life compared with worn OE hoses.\u003c\/p\u003e\n\n\u003ch3\u003eWill this heater hose assembly fit my vehicle?\u003c\/h3\u003e\n\u003cp\u003eCompatibility is specific to model and year. Dorman provides fitment for many Chevrolet, GMC and Cadillac trucks and SUVs from the late 1990s through 2007; however, trim and submodel variations can affect fit. Always verify your exact make, model, year and trim in the vehicle lookup (garage) tool before ordering.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eFits multiple Chevrolet models: Silverado, Tahoe, Suburban, Avalanche (listed years).\u003c\/li\u003e\n  \u003cli\u003eFits GMC models: Sierra, Yukon, Yukon XL (listed years).\u003c\/li\u003e\n  \u003cli\u003eFits Cadillac Escalade and Escalade EXT for specified years.\u003c\/li\u003e\n  \u003cli\u003eUse the garage tool to confirm trim-specific compatibility.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow durable is the Dorman 626-111 compared with the original hose?\u003c\/h3\u003e\n\u003cp\u003eThis assembly is built to withstand the thermal cycling common in engine cooling and HVAC systems, reducing the chance of premature cracking or leaks. Materials and design target longevity while maintaining OE-style fit so the replacement behaves like the original part under normal operating conditions.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eEngineered materials resist temperature extremes and ozone deterioration.\u003c\/li\u003e\n  \u003cli\u003eFewer failure points than repeatedly patched factory hoses.\u003c\/li\u003e\n  \u003cli\u003eConstructed to maintain sealing at factory mounting points.\u003c\/li\u003e\n  \u003cli\u003eIntended for long-term replacement rather than temporary repair.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat should I know about installation and service life?\u003c\/h3\u003e\n\u003cp\u003eInstallation follows the same routing and connection locations as the original factory assembly; basic hand tools and coolant system handling skills are typically sufficient. Replace coolant and properly bleed the system after installation to avoid air pockets and ensure consistent heater performance.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDesigned for direct replacement with original mounting points and connectors.\u003c\/li\u003e\n  \u003cli\u003eRecommended to drain and capture coolant before removal to avoid spills.\u003c\/li\u003e\n  \u003cli\u003eAfter install, refill and properly bleed the cooling system per vehicle procedures.\u003c\/li\u003e\n  \u003cli\u003eInspect surrounding clamps, fittings and heater core hoses for wear while servicing.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhy choose a Dorman aftermarket assembly instead of a dealer part?\u003c\/h3\u003e\n\u003cp\u003eDorman focuses on cost-effective replacement parts that match or improve on OE fit and function, often at a lower price than brand dealers. Their heater hose assemblies are engineered to the same routing and attachment specifications so you get a reliable replacement without the premium dealer cost.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eOffers OE-style fit at more affordable pricing than many dealer parts.\u003c\/li\u003e\n  \u003cli\u003eBacked by Dorman’s aftermarket engineering and quality control.\u003c\/li\u003e\n  \u003cli\u003eSupplies an assembled hose path for faster installation versus sourcing multiple pieces.\u003c\/li\u003e\n  \u003cli\u003eWide availability for common GM trucks and SUVs across model years.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: The Dorman 626-111 HVAC heater hose assembly is for owners and technicians of compatible Chevrolet, GMC and Cadillac trucks and SUVs who need a reliable, direct-fit replacement for a leaking, cracked or deteriorated heater hose. It’s aimed at people who prefer a ready-to-install assembly that reproduces factory routing, reduces repeat repairs, and provides a cost-effective alternative to dealer-sourced parts. Before purchasing, confirm your exact vehicle year, make and trim using the garage fitment tool to ensure correct fitment.\u003c\/p\u003e\n\n\u003cp\u003eFeatures:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eIdeal replacement: direct swap for the original heater hose on listed vehicles.\u003c\/li\u003e\n  \u003cli\u003eDurable construction: resists cracking and leaking from extreme temperature changes.\u003c\/li\u003e\n  \u003cli\u003eCost-effective: delivers OEM-style quality at lower cost than many dealer options.\u003c\/li\u003e\n  \u003cli\u003eIndustry-informed design: engineered by an aftermarket leader in heater hose assemblies.\u003c\/li\u003e\n  \u003cli\u003eEnsure fit: verify make, model and trim with the garage tool prior to purchase.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I install the Dorman 626-111 myself?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes, it’s a direct-fit assembly; basic hand tools and coolant handling are required. Follow vehicle cooling-system bleeding procedures.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Does this hose fit my 2004 Chevrolet Silverado?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Many 2004 Silverado models are included. Use the garage tool with your exact trim to confirm fitment before ordering.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Dorman","offers":[{"title":"Default Title","offer_id":55168448921943,"sku":"B00IWO66R2","price":78.08,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1050\/1524\/7191\/files\/dorman-626-111-front-assembly.jpg?v=1790404246","url":"https:\/\/britishgarage.co.uk\/products\/dorman-hvac-heater-hose-assembly-626-111-direct-fit-replacement-for-gm-trucks-temperature-resistant","provider":"British Garage","version":"1.0","type":"link"}