{"nhtsa_id":617848,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2001-04-02","date":"2001-01-01","document_id":"SF218A","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING:COOLING SYSTEM","mfr_system":null,"summary":"SOME TRUCKS MANUFACTURED PRIOR TO JUNE 14, 2000 MAY HAVE TIGHT TOLERANCES BETWEEN THE COOLANT SUPPLY TUBE RUNNING ACROSS THE TOP OF THE RADIATOR AND THE UNDERSIDE OF THE HOOD. THIS MAY RESULT IN INTERFERENCE PROBLEMS THAT CAN LEAD TO PREMATURE WEAR AND COOLANT LEAKS. *TT","document":null,"url":"https://open.wenmarpro.com/bulletins/617848","components":[{"id":"engine","name":"Engine","parent":null},{"id":"cooling-system","name":"Cooling system","parent":"engine"}],"codes":[],"topics":[],"vehicles":[{"make":"FREIGHTLINER","model":"COLUMBIA","year_from":null,"year_to":null,"match":"exact","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":[]}