{"nhtsa_id":603937,"type":"service_bulletin","type_name":"Service bulletin","date_added":"1999-03-12","date":"1999-01-15","document_id":"NTB98107","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING:ENGINE","mfr_system":null,"summary":"A REVISED SERVICE PROCEDURE FOR THE ENGINE FRONT COVER / TIMING CHAIN HAS BEEN ADOPTED FOR THE GA16DE. *YC","document":null,"url":"https://open.wenmarpro.com/bulletins/603937","components":[{"id":"engine","name":"Engine","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"NISSAN","model":"200SX","year_from":1995,"year_to":1998,"match":"exact","vehicle_ids":["1995_nissan_200sx","1996_nissan_200sx","1997_nissan_200sx","1998_nissan_200sx"]},{"make":"NISSAN","model":"NX","year_from":1991,"year_to":1993,"match":"exact","vehicle_ids":["1991_nissan_nx","1992_nissan_nx","1993_nissan_nx"]},{"make":"NISSAN","model":"SENTRA","year_from":1991,"year_to":1998,"match":"exact","vehicle_ids":["1991_nissan_sentra","1992_nissan_sentra","1993_nissan_sentra","1994_nissan_sentra","1995_nissan_sentra","1996_nissan_sentra","1997_nissan_sentra","1998_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":[]}