{"nhtsa_id":635300,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2002-10-21","date":"2002-04-01","document_id":"093","mfr_campaign":null,"replaces":null,"component":"FUEL SYSTEM, GASOLINE:CARBURETOR SYSTEM","mfr_system":null,"summary":"WATER ACCUMULATION IN THE AIR CLEANER COVER. A DEEP-SUMP COVER ASSEMBLY KIT IS AVAILABLE. *TT","document":null,"url":"https://open.wenmarpro.com/bulletins/635300","components":[{"id":"fuel-system","name":"Fuel system","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"FREIGHTLINER","model":"SCHOOL BUS","year_from":null,"year_to":null,"match":null,"vehicle_ids":[]},{"make":"FREIGHTLINER","model":"SHUTTLE BUS","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":[]}