{"product_id":"dorman-603-5245-engine-coolant-reservoir-front","title":"Dorman 603-5245 Engine Coolant Reservoir - Front","description":"\u003ch2\u003eEngine Coolant Reservoir Overview\u003c\/h2\u003e\u003cp\u003eDorman 603-5245 is a replacement engine coolant reservoir built from metal and plastic materials to handle underhood heat and engine vibration. It is engineered to match the original fit and function, with a black and transparent design, pressurized operation, and a twist cap rated to 15 psi.\u003c\/p\u003e\u003cp\u003eFor buyers searching for an engine coolant reservoir for Dorman 603-5245, this OE-style replacement includes a level sensor and mounting brackets, and it uses a 4-hole mounting layout. It is a direct-fit cooling system component for service work where the original reservoir is cracked, leaking, or no longer holding pressure.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eReplacement engine coolant reservoir for cooling system service\u003c\/li\u003e\n\u003cli\u003eMetal and plastic construction for underhood durability\u003c\/li\u003e\n\u003cli\u003ePressurized design with 15 psi cap rating\u003c\/li\u003e\n\u003cli\u003eTwist-style cap included\u003c\/li\u003e\n\u003cli\u003eLevel sensor included\u003c\/li\u003e\n\u003cli\u003eMounting brackets included\u003c\/li\u003e\n\u003cli\u003eIrregular shape with 4 mounting holes\u003c\/li\u003e\n\u003cli\u003eBlack and transparent reservoir body for fluid level visibility\u003c\/li\u003e\n\u003cli\u003eCompatible with interchange references 507.442 and DR104002\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description\u003c\/h2\u003e\u003cp\u003eDorman 603-5245 is made to replace the original coolant reservoir on vehicles that require a pressurized expansion tank with a twist cap and integrated level sensor. The reservoir is manufactured to match OE fit and function, helping restore proper coolant storage and system pressure control. If you are replacing a damaged coolant overflow tank on a Dorman 603-5245 application, this part provides the correct style of service replacement for the cooling system.\u003c\/p\u003e\u003cp\u003eThis part cross-references 507.442 and DR104002 for the same application. Search terms such as engine coolant reservoir, coolant expansion tank, and pressurized coolant reservoir are commonly used for this type of repair part.\u003c\/p\u003e\u003ch2\u003eWhat It Helps Address\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eCoolant leaks from a cracked or aged reservoir\u003c\/li\u003e\n\u003cli\u003eLoss of system pressure from a damaged cap or tank\u003c\/li\u003e\n\u003cli\u003eLow coolant warnings related to a failed level sensor\u003c\/li\u003e\n\u003cli\u003eVisible coolant level issues caused by a cloudy or broken tank\u003c\/li\u003e\n\u003cli\u003eCooling system service needs after reservoir damage from heat or vibration\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eVerify reservoir shape, mounting hole count, cap style, sensor connection, and pressure rating before installation. Confirm the vehicle uses a pressurized coolant reservoir with a twist cap and 4-hole mounting pattern. Transfer or connect all related hoses and electrical connections according to the vehicle service procedure, and inspect the cooling system for leaks before refilling.\u003c\/p\u003e\u003cp\u003eCompatible With select vehicle applications that use this reservoir design; search by make, model, and year for exact fitment. Fits confirmed applications only when matched to the original reservoir configuration.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eDorman manufactures this replacement coolant reservoir to match the fit and function of the original part, using materials selected to withstand heat and vibration in the engine bay. The design supports reliable cooling system service on the specified application.\u003c\/p\u003e","brand":"Dorman","offers":[{"title":"Default Title","offer_id":52778771349685,"sku":"FKCX-603-5245","price":228.02,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/RB_6035245_Fro.jpg?v=1783577524","url":"https:\/\/www.partcatalog.com\/products\/dorman-603-5245-engine-coolant-reservoir-front","provider":"PartCatalog","version":"1.0","type":"link"}