{"nhtsa_id":54271,"type":"service_bulletin","type_name":"Service bulletin","date_added":"1998-03-30","date":"1997-10-29","document_id":"97102998021","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:MANIFOLD/HEADER/MUFFLER/TAIL PIPE","mfr_system":null,"summary":"VEHICLE EXPERIENCING ODOR FROM THE TAILPIPE. *YC","document":null,"url":"https://open.wenmarpro.com/bulletins/54271","components":[{"id":"engine","name":"Engine","parent":null},{"id":"exhaust-emissions","name":"Exhaust and emissions","parent":null},{"id":"exhaust-pipe","name":"Exhaust manifold, pipes and muffler","parent":"exhaust-emissions"}],"codes":[],"topics":[],"vehicles":[{"make":"NISSAN","model":"SENTRA","year_from":1995,"year_to":1997,"match":"exact","vehicle_ids":["1995_nissan_sentra","1996_nissan_sentra","1997_nissan_sentra"]}],"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":[]}