{"nhtsa_id":635357,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2002-10-22","date":"2002-07-01","document_id":"54160","mfr_campaign":null,"replaces":null,"component":"UNKNOWN OR OTHER","mfr_system":null,"summary":"ON VEHICLES EQUIPPED WITH DETROIT DIESEL ENGINES AND OPTIMIZED IDLE (O/I), THE O/I DASH INDICATOR LIGHT MAY APPEAR SLIGHTLY ILLUMINATED WITH THE KEY ON. *TT","document":null,"url":"https://open.wenmarpro.com/bulletins/635357","components":[],"codes":[],"topics":[],"vehicles":[{"make":"FREIGHTLINER","model":"ARGOSY","year_from":null,"year_to":null,"match":"exact","vehicle_ids":[]},{"make":"FREIGHTLINER","model":"CENTURY","year_from":null,"year_to":null,"match":null,"vehicle_ids":[]},{"make":"FREIGHTLINER","model":"COLUMBIA","year_from":null,"year_to":null,"match":"exact","vehicle_ids":[]},{"make":"FREIGHTLINER","model":"CORONADO","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":[]}