{"nhtsa_id":622353,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2001-10-17","date":"2001-05-01","document_id":"SF230A-C","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING:ENGINE","mfr_system":null,"summary":"FIELD SERVICE CAMPAIGN TO MODIFY CERTAIN VEHICLES MANUFACTURED FROM JULY 27, 1999 THROUGH JANUARY 31, 2001 WITH ISX CHARGE AIR COOLER PIPING WEAR. THE MODIFICATION CONSISTS OF REPLACING AND RE-ROUTING THE CHARGE AIR COOLER PIPING IN ORDER TO PROVIDE ADDITIONAL CLEARANCE THUS PREVENTING RUBBING AGAINST THE ENGINE TUNNEL WHEN THE ENGINE IS UNDER SEVERE LOAD. *TT","document":null,"url":"https://open.wenmarpro.com/bulletins/622353","components":[{"id":"engine","name":"Engine","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"FREIGHTLINER","model":"ARGOSY","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":[]}