{"nhtsa_id":52502,"type":"service_bulletin","type_name":"Service bulletin","date_added":"1997-08-14","date":"1997-04-28","document_id":"C81","mfr_campaign":null,"replaces":null,"component":"UNKNOWN OR OTHER","mfr_system":null,"summary":"1989-90 MPV MICROFICHE CORRECTIONS - O-RING SET - CYLINDER HEAD AND COVER - SWITCHES AND RELAYS. *TW","document":null,"url":"https://open.wenmarpro.com/bulletins/52502","components":[],"codes":[],"topics":[],"vehicles":[{"make":"MAZDA","model":"MPV","year_from":1989,"year_to":1990,"match":"exact","vehicle_ids":["1989_mazda_mpv","1990_mazda_mpv"]}],"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":[]}