{"nhtsa_id":10189544,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2021-04-06","date":"2021-03-24","document_id":"TSB_BOD300","mfr_campaign":null,"replaces":null,"component":"VISIBILITY","mfr_system":null,"summary":"TECHNICAL SERVICE BULLETIN: WINDOW REGULATOR DRUM GEAR REPLACEMENT - This bulletin provides the procedure to replace the window regulator drum gear on some 2016-2017MY Optima (JFa) vehicles, produced from September 01, 2015 through July 31, 2016, which may exhibit an inoperative window regulator due to a drum gear separating and/or breaking.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10189544-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10189544-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10189544","components":[{"id":"visibility","name":"Glass, wipers and mirrors","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"KIA","model":"OPTIMA","year_from":2016,"year_to":2017,"match":"exact","vehicle_ids":["2016_kia_optima","2017_kia_optima"]}],"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":[]}