{"nhtsa_id":10177132,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2020-07-08","date":"2020-06-19","document_id":"Campaign TWW Dea","mfr_campaign":null,"replaces":null,"component":"POWER TRAIN; ENGINE AND ENGINE COOLING","mfr_system":null,"summary":"This service campaign provides instructions to update both the ECM (Engine Control Module) and the TCM (Transmission Control Module) to improve the shift quality of the DCT (Dual Clutch Transmission) for these vehicles.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2020/MC-10177132-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2020/MC-10177132-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10177132","components":[{"id":"engine","name":"Engine","parent":null},{"id":"powertrain","name":"Transmission and driveline","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"HYUNDAI","model":"SONATA","year_from":2015,"year_to":2017,"match":"exact","vehicle_ids":["2015_hyundai_sonata","2016_hyundai_sonata","2017_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":[]}