{"nhtsa_id":10204249,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2021-12-09","date":"2021-11-08","document_id":"21-AT-018H","mfr_campaign":null,"replaces":null,"component":"POWER TRAIN","mfr_system":null,"summary":"This bulletin describes the procedure to replace the 35R and 4&OD solenoids for a shift flare and/or harsh shift during the 2~3, 3~4 or 4~5 upshift.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10204249-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10204249-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10204249","components":[{"id":"powertrain","name":"Transmission and driveline","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"HYUNDAI","model":"EQUUS","year_from":2011,"year_to":2016,"match":"exact","vehicle_ids":["2011_hyundai_equus","2012_hyundai_equus","2013_hyundai_equus","2014_hyundai_equus","2015_hyundai_equus","2016_hyundai_equus"]},{"make":"HYUNDAI","model":"GENESIS","year_from":2011,"year_to":2016,"match":"exact","vehicle_ids":["2011_hyundai_genesis","2012_hyundai_genesis","2013_hyundai_genesis","2014_hyundai_genesis","2015_hyundai_genesis","2016_hyundai_genesis"]},{"make":"HYUNDAI","model":"GENESIS COUPE","year_from":2013,"year_to":2016,"match":"exact","vehicle_ids":["2013_hyundai_genesis-coupe","2014_hyundai_genesis-coupe","2015_hyundai_genesis-coupe","2016_hyundai_genesis-coupe"]}],"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":[]}