{"nhtsa_id":39419,"type":"service_bulletin","type_name":"Service bulletin","date_added":"1995-11-01","date":"1993-05-01","document_id":"9320009","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING:ENGINE","mfr_system":null,"summary":"VALVE TIMING BELT IMPROVEMENT. *TW","document":null,"url":"https://open.wenmarpro.com/bulletins/39419","components":[{"id":"engine","name":"Engine","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"HYUNDAI","model":"ELANTRA","year_from":1993,"year_to":1993,"match":"exact","vehicle_ids":["1993_hyundai_elantra"]},{"make":"HYUNDAI","model":"SONATA","year_from":1993,"year_to":1993,"match":"exact","vehicle_ids":["1993_hyundai_sonata"]}],"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":[]}