{"nhtsa_id":637953,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2002-12-09","date":"2002-04-16","document_id":"402","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING:ENGINE:GASOLINE","mfr_system":null,"summary":"SUBJECT REGARDING REPLACEMENT TOP PISTON RING MARKING. *TT","document":null,"url":"https://open.wenmarpro.com/bulletins/637953","components":[{"id":"engine","name":"Engine","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"HONDA","model":"PASSPORT","year_from":1994,"year_to":2002,"match":"exact","vehicle_ids":["1994_honda_passport","1995_honda_passport","1996_honda_passport","1997_honda_passport","1998_honda_passport","1999_honda_passport","2000_honda_passport","2001_honda_passport","2002_honda_passport"]}],"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":[]}