{"product_id":"dorman-603-537-engine-coolant-reservoir","title":"Dorman 603-537 Engine Coolant Reservoir - Front","description":"\u003ch2\u003eOverview of Dorman Engine Coolant Reservoir 603-537\u003c\/h2\u003e\u003cp\u003eThe Dorman 603-537 engine coolant reservoir is designed for select BMW models, including the 540i, 740i, 740iL, 750iL, 840Ci, 850Ci, 850CSi, 850i, and Z8. This black plastic coolant reservoir features a pressurized design with a spring loaded twist cap, ensuring reliable coolant containment and system pressure management.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eDurable black plastic construction for corrosion resistance\u003c\/li\u003e\n\u003cli\u003eIncludes one mounting bracket and one mounting hole for secure installation\u003c\/li\u003e\n\u003cli\u003ePressurized reservoir with a spring loaded twist cap included\u003c\/li\u003e\n\u003cli\u003eCap maximum pressure rating of 30 psi for effective coolant system performance\u003c\/li\u003e\n\u003cli\u003eCompatible with multiple BMW models such as 540i, 740i, and Z8\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThe Dorman 603-537 engine coolant reservoir is engineered to meet the specifications required by various BMW vehicles. Made from durable plastic, this reservoir resists corrosion and withstands the thermal stresses of engine operation. The included spring loaded twist cap maintains system pressure up to 30 psi, which helps prevent coolant loss and overheating. The reservoir comes with one mounting bracket and a single mounting hole, facilitating straightforward installation without the need for additional hardware. This part is a direct replacement for the original equipment, ensuring compatibility and reliable performance in BMW 540i, 740i, 740iL, 750iL, 840Ci, 850Ci, 850CSi, 850i, and Z8 models.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Problem Resolution\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eReplacement for cracked or leaking coolant reservoirs\u003c\/li\u003e\n\u003cli\u003eRestores proper coolant system pressure and prevents overheating\u003c\/li\u003e\n\u003cli\u003eEliminates coolant contamination from damaged or degraded reservoirs\u003c\/li\u003e\n\u003cli\u003eAddresses coolant loss due to faulty or missing reservoir caps\u003c\/li\u003e\n\u003cli\u003ePrevents engine damage caused by coolant system failure\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eInstallation of the Dorman 603-537 engine coolant reservoir requires removal of the old reservoir and proper alignment of the mounting bracket and hole. Since mounting hardware is not included, retain original fasteners or source compatible hardware. Ensure the spring loaded twist cap is securely tightened to maintain system pressure. After installation, check for leaks and verify coolant levels before operating the vehicle. This reservoir is compatible with specific BMW models, so confirm fitment prior to installation.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eDorman parts are manufactured to meet or exceed OEM standards for fit, form, and function. The 603-537 engine coolant reservoir undergoes quality inspections to ensure durability and performance. While specific warranty details are not provided here, Dorman typically offers limited warranties on their replacement parts. Consult product documentation or the manufacturer for exact warranty terms.\u003c\/p\u003e","brand":"Dorman","offers":[{"title":"Default Title","offer_id":44011158929589,"sku":"BKKY-603-537","price":64.72,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/RB_603537_Fro.jpg?v=1775008944","url":"https:\/\/www.partcatalog.com\/products\/dorman-603-537-engine-coolant-reservoir","provider":"PartCatalog","version":"1.0","type":"link"}