{"nhtsa_id":10002220,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2003-08-16","date":"2002-12-01","document_id":"0236037","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING:ENGINE","mfr_system":null,"summary":"ECM (ENGINE CONTROL MODULE) REPROGRAMMING FOR ENGINE HESITATION IN THE MORNING AND DIAGNOSTIC TROUBLE CODE P0139. *TT","document":null,"url":"https://open.wenmarpro.com/bulletins/10002220","components":[{"id":"engine","name":"Engine","parent":null}],"codes":["P0139"],"topics":[],"vehicles":[{"make":"HYUNDAI","model":"SONATA","year_from":1999,"year_to":2002,"match":"exact","vehicle_ids":["1999_hyundai_sonata","2000_hyundai_sonata","2001_hyundai_sonata","2002_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":[]}