{"product_id":"dorman-603-812-engine-coolant-reservoir","title":"Dorman 603-812 Engine Coolant Reservoir - Front","description":"\u003ch2\u003eReliable Engine Coolant Reservoir for Mercedes-Benz Models\u003c\/h2\u003e\u003cp\u003eThe Dorman 603-812 engine coolant reservoir is designed to maintain optimal cooling system performance for select Mercedes-Benz vehicles. Engineered with durable plastic and equipped with a spring loaded twist cap, this reservoir supports pressurized cooling systems to help prevent overheating.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eConstructed from durable plastic material for long-lasting use\u003c\/li\u003e\n\u003cli\u003eBlack and white color for easy fluid level monitoring\u003c\/li\u003e\n\u003cli\u003eIncludes one mounting bracket and one mounting hole for secure installation\u003c\/li\u003e\n\u003cli\u003eComes with a spring loaded twist cap rated for 20 psi maximum pressure\u003c\/li\u003e\n\u003cli\u003eCap and reservoir included in the package for complete replacement\u003c\/li\u003e\n\u003cli\u003eCompatible with pressurized cooling systems\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eProduct Details and Specifications\u003c\/h2\u003e\u003cp\u003eThe Dorman 603-812 engine coolant reservoir is specifically designed for Mercedes-Benz E55 AMG, E280, E320, E420, and E430 models. Its plastic construction ensures resistance to corrosion and heat, while the black and white color scheme allows for quick visual checks of coolant levels. The included spring loaded twist cap is rated to handle up to 20 psi, supporting the pressurized cooling system requirements of these vehicles. Installation is simplified with one mounting hole and an included mounting bracket, although mounting hardware is not provided.\u003c\/p\u003e\u003ch2\u003eCompatible Mercedes-Benz Models and Applications\u003c\/h2\u003e\u003cp\u003eThis engine coolant reservoir is compatible with the following Mercedes-Benz models:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eMercedes-Benz E55 AMG\u003c\/li\u003e\n\u003cli\u003eMercedes-Benz E280\u003c\/li\u003e\n\u003cli\u003eMercedes-Benz E320\u003c\/li\u003e\n\u003cli\u003eMercedes-Benz E420\u003c\/li\u003e\n\u003cli\u003eMercedes-Benz E430\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eCommon Cooling System Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eCoolant leaks due to cracked or damaged reservoirs\u003c\/li\u003e\n\u003cli\u003eOverheating caused by insufficient coolant capacity\u003c\/li\u003e\n\u003cli\u003ePressure loss in the cooling system affecting engine temperature regulation\u003c\/li\u003e\n\u003cli\u003eDifficulty monitoring coolant levels without a clear reservoir\u003c\/li\u003e\n\u003cli\u003eFailure of old or worn reservoir caps leading to coolant evaporation\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eBefore installation, ensure the engine is cool to avoid injury from hot coolant. The Dorman 603-812 reservoir includes one mounting bracket and one mounting hole; however, mounting hardware is not included and may need to be sourced separately. Carefully remove the old reservoir and cap, then install the new reservoir securely using the bracket. Confirm the spring loaded twist cap is properly seated to maintain system pressure. After installation, refill the cooling system with the appropriate coolant and check for leaks.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty Information\u003c\/h2\u003e\u003cp\u003eDorman parts are manufactured to meet or exceed OEM standards for fit, form, and function. The 603-812 engine coolant reservoir undergoes quality inspections to ensure durability and reliability in demanding automotive environments. While specific warranty details may vary, Dorman typically offers limited warranties covering defects in material and workmanship.\u003c\/p\u003e","brand":"Dorman","offers":[{"title":"Default Title","offer_id":44011250647221,"sku":"BKKY-603-812","price":57.86,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/RB_603812_Fro.jpg?v=1775008990","url":"https:\/\/www.partcatalog.com\/products\/dorman-603-812-engine-coolant-reservoir","provider":"PartCatalog","version":"1.0","type":"link"}