{"nhtsa_id":54320,"type":"service_bulletin","type_name":"Service bulletin","date_added":"1998-03-30","date":"1997-10-23","document_id":"97102300797","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING:ENGINE","mfr_system":null,"summary":"VEHICLE EXPERIENCING A OIL LEAK AT VALVE COVER. *YC","document":null,"url":"https://open.wenmarpro.com/bulletins/54320","components":[{"id":"engine","name":"Engine","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"MAZDA","model":"626","year_from":1993,"year_to":1997,"match":"exact","vehicle_ids":["1993_mazda_626","1994_mazda_626","1995_mazda_626","1996_mazda_626","1997_mazda_626"]},{"make":"MAZDA","model":"MILLENIA","year_from":1995,"year_to":1997,"match":"exact","vehicle_ids":["1995_mazda_millenia","1996_mazda_millenia","1997_mazda_millenia"]},{"make":"MAZDA","model":"MX-6","year_from":1993,"year_to":1994,"match":"exact","vehicle_ids":["1993_mazda_mx-6","1994_mazda_mx-6"]},{"make":"MAZDA","model":"MX-6","year_from":1995,"year_to":1995,"match":null,"vehicle_ids":[]},{"make":"MAZDA","model":"MX-6","year_from":1996,"year_to":1997,"match":"exact","vehicle_ids":["1996_mazda_mx-6","1997_mazda_mx-6"]}],"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":[]}