{"nhtsa_id":52992,"type":"service_bulletin","type_name":"Service bulletin","date_added":"1997-11-06","date":"1997-07-16","document_id":"970716004/97","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING","mfr_system":null,"summary":"INFORMATION AND INSTRUCTIONS ON IMPROVING THE PRODUCTIVITY OF HIGH-TENSION LEADS. *YC","document":null,"url":"https://open.wenmarpro.com/bulletins/52992","components":[{"id":"engine","name":"Engine","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"MAZDA","model":"626","year_from":1997,"year_to":1997,"match":"exact","vehicle_ids":["1997_mazda_626"]},{"make":"MAZDA","model":"MILLENIA","year_from":1997,"year_to":1997,"match":"exact","vehicle_ids":["1997_mazda_millenia"]}],"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":[]}