{"nhtsa_id":622359,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2001-10-17","date":"2001-06-01","document_id":"54141","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING:COOLING SYSTEM","mfr_system":null,"summary":"ON SOME VEHICLES EQUIPPED WITH CUMMINS ISM ENGINES, THE LOW COOLANT LEVEL (LCL) SENSOR MAY LATCH HIGH (DRAW TOO MUCH CURRENT) AND ATTEMPT TO DRAW MORE CURRENT THAN THE POWER SUPPLY CAN PROVIDE. *TT","document":null,"url":"https://open.wenmarpro.com/bulletins/622359","components":[{"id":"engine","name":"Engine","parent":null},{"id":"cooling-system","name":"Cooling system","parent":"engine"}],"codes":[],"topics":[],"vehicles":[{"make":"FREIGHTLINER","model":"BUSINESS CLASS","year_from":null,"year_to":null,"match":null,"vehicle_ids":[]}],"as_of":"2026-10-19","note":"A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.","attribution":[]}