{"product_id":"pyhauto-coolant-reservoir-tank-for-silverado-sierra-1999-2006-with-sensor-cap-15203949-603102","title":"PYHAUTO Coolant Reservoir Tank for Silverado\/Sierra 1999-2006 with Sensor \u0026 Cap | 15203949 603102","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\n\u003cp\u003eThe PYHAUTO Coolant Reservoir Tank is a thoughtfully designed replacement that mirrors the OEM form and function for GM trucks and SUVs from the late 1990s to mid-2000s. Built for models like Silverado, Sierra, Tahoe, Suburban, Yukon, Escalade, Avalanche, and H2, this tank comes with a cap and is engineered to integrate smoothly with sensor-equipped cooling systems. It’s a practical option for restoring reliable coolant storage without sacrificing fit or performance.\u003c\/p\u003e\n\n\u003ch3\u003eWhy choose this reservoir?\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eOEM-design replacement: A faithful fit that helps you save time and avoid improvisations during installation.\u003c\/li\u003e\n  \u003cli\u003eIncludes cap and sensor-ready compatibility: Simplifies installation and supports seamless integration with compatible vehicles.\u003c\/li\u003e\n  \u003cli\u003eBroad fitment: Designed to work with Silverado 1500, Sierra 1500, Tahoe, Suburban 1500, Yukon, Escalade, Avalanche, and H2 across the 1999–2006 range.\u003c\/li\u003e\n  \u003cli\u003eDurable construction: Made from high-quality materials to support long-term reliability under engine heat and daily driving.\u003c\/li\u003e\n  \u003cli\u003eWarranty and service: 1-year warranty with responsive support for a worry-free shopping experience.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eReal-world usage scenarios\u003c\/strong\u003e: If you notice a cracked or leaking reservoir, this replacement offers a straightforward solution that respects the engine bay’s layout. The included cap helps maintain proper sealing, while the sensor-compatible design supports accurate readings in compatible vehicles. It’s a practical option for maintaining proper coolant volume and preventing spills during topping up or maintenance tasks.\u003c\/p\u003e\n\n\u003ch3\u003eWhat to expect during installation\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eCheck the part numbers (603102, 15203949 family) to confirm compatibility with your vehicle.\u003c\/li\u003e\n  \u003cli\u003eInspect mounting points and hose connections for clean, solid seals before securing the tank.\u003c\/li\u003e\n  \u003cli\u003eFollow standard safety practices when working in the engine bay; consult a mechanic if you’re unsure.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWith PYHAUTO, you get a replacement that aligns with the design language of your vehicle’s cooling system, supporting consistent storage, predictable fill levels, and a hassle-free replacement experience. While not a guarantee of performance improvements, the upgrade offers a practical path to restoring the original system’s reliability.\u003c\/p\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: What vehicles is this PYHAUTO coolant reservoir compatible with?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Compatible with Silverado\/Sierra\/Tahoe\/Suburban\/Yukon\/Escalade\/Avalanche\/H2 models from 1999–2006, matching the listed part numbers.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Does this come with a warranty?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes, the item includes a 1-year warranty and responsive customer support.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"PYHAUTO","offers":[{"title":"Default Title","offer_id":42481089577045,"sku":"B0DRVC4S4N","price":79.09,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0632\/3270\/4597\/files\/pyhauto-coolant-reservoir-tank-silverado-fit.jpg?v=1778341631","url":"https:\/\/plentytorque.co.uk\/products\/pyhauto-coolant-reservoir-tank-for-silverado-sierra-1999-2006-with-sensor-cap-15203949-603102","provider":"PlentyTorque","version":"1.0","type":"link"}