{"product_id":"a-premium-engine-radiator-expansion-reservoir-w-cap-white-translucent-direct-fit-for-buick-chevrolet-20-psi","title":"A-Premium Engine Radiator Expansion Reservoir w\/ Cap, White Translucent — Direct-Fit for Buick \u0026 Chevrolet (20 PSI)","description":"\u003cb\u003eA-Premium engine radiator coolant expansion reservoir with spring-loaded cap is a direct-fit replacement tank that restores proper coolant recovery and pressure for select Buick and Chevrolet vehicles.\u003c\/b\u003e\n\n\u003cp\u003eThis replacement expansion tank from A-Premium is designed to match factory fitment and function for specific Buick Cascada, Verano and Chevrolet Cruze and Orlando years. Molded from heat-resistant PA plastic and supplied with a spring-loaded twist cap rated to 20 PSI, the unit replaces worn or cracked overflow tanks that can lead to coolant loss, air ingress, or reduced heating performance. A correct, pressurized reservoir helps the cooling system maintain the intended operating pressure and coolant flow under normal driving conditions.\u003c\/p\u003e\n\n\u003ch3\u003eWhich cars does this reservoir fit and how do I confirm compatibility?\u003c\/h3\u003e\n\u003cp\u003eThe tank is manufactured to fit multiple Buick and Chevrolet models across several production years. Before ordering, select your vehicle’s Year\/Make\/Model on the product page or cross-check the listed part reference numbers against your OEM part to verify fit.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCompatible vehicles: Buick Cascada (2016–2018), Verano (2012–2017); Chevrolet Cruze (2010–2016, including Cruze Limited 2016), Orlando (2012–2014).\u003c\/li\u003e\n  \u003cli\u003eReference numbers included for lookup: 603-383, 13505353, 13393368, 13465094, 13256823 and other manufacturer codes.\u003c\/li\u003e\n  \u003cli\u003eAlways confirm fitment with your VIN or OEM part number before purchase.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat are the key specs and materials of the A-Premium expansion tank?\u003c\/h3\u003e\n\u003cp\u003eThe reservoir is built from a durable PA (polyamide) plastic engineered to handle engine bay heat, vibration and chemical exposure. It arrives complete with the pressure cap and mounting hardware points to make installation straightforward.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eMaterial: heat- and vibration-resistant PA plastic for long service life.\u003c\/li\u003e\n  \u003cli\u003eMount points: two factory-style mounting holes for secure attachment.\u003c\/li\u003e\n  \u003cli\u003eCap: spring-loaded twist type included; maximum pressure rating 20 PSI.\u003c\/li\u003e\n  \u003cli\u003eColor: white translucent for easy coolant level checks.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow does this replacement tank affect cooling system performance?\u003c\/h3\u003e\n\u003cp\u003eA correctly functioning pressurized expansion tank helps maintain coolant volume and system pressure, reducing the chance of air pockets and overheating. Using a new, undamaged reservoir and cap keeps the system sealing and assists the heater core and engine thermal management.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eRestores proper pressure containment to help prevent boil-over and coolant loss.\u003c\/li\u003e\n  \u003cli\u003eClear tank body allows quick visual fluid level inspection and leak checks.\u003c\/li\u003e\n  \u003cli\u003eHelps the heater system circulate coolant as designed for reliable cabin heat.\u003c\/li\u003e\n  \u003cli\u003eReduces risk of contamination from cracked or brittle old tanks.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat comes with the purchase and what warranty is offered?\u003c\/h3\u003e\n\u003cp\u003eThe unit ships with the expansion tank and the spring-loaded cap already installed. A-Premium backs the assembly with a one-year unlimited-mileage guarantee against manufacturing defects, giving buyers reassurance when replacing a critical cooling component.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003ePackage includes: expansion reservoir tank plus twist-type pressure cap.\u003c\/li\u003e\n  \u003cli\u003eWarranty: one-year unlimited-mileage coverage from A-Premium for defects.\u003c\/li\u003e\n  \u003cli\u003eReplace damaged clamps or hoses during installation for best results.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho this is for: This A-Premium expansion tank is intended for vehicle owners and mechanics replacing a failing, cracked or leaking coolant overflow reservoir on compatible Buick and Chevrolet models. It’s suitable for DIY installers who want a ready-to-fit replacement that restores coolant containment and pressure control, as well as professional shops seeking an affordable OE-style part backed by a one-year guarantee.\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: Does the tank include the pressure cap?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes, the reservoir ships with the spring-loaded twist cap rated to 20 PSI included.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I use this tank on non-listed vehicle years?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Only if the OEM reference number matches; verify fitment by VIN or OEM part number before buying.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"A-Premium","offers":[{"title":"Default Title","offer_id":48087214129310,"sku":"B07SNSMXKM","price":35.88,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/a-premium-front-view-reservoir-tank_aa60960d-ba2e-4030-8763-79cabc34dc83.jpg?v=1785919161","url":"https:\/\/northtrailauto.ca\/products\/a-premium-engine-radiator-expansion-reservoir-w-cap-white-translucent-direct-fit-for-buick-chevrolet-20-psi","provider":"North Trail Auto","version":"1.0","type":"link"}