{"nhtsa_id":10202227,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2021-10-22","date":"2021-10-06","document_id":"TSB_CHA111","mfr_campaign":null,"replaces":null,"component":"STEERING","mfr_system":null,"summary":"TECHNICAL SERVICE BULLETIN: REPLACEMENT OF MOBIS C-MDPS SMALL BEARING - This bulletin provides the procedure to replace the small bearing of the Column Motor Driven Power Steering (C-MDPS) unit on the vehicles listed below, which may exhibit an abnormal noise when steering left and right. This may be caused by foreign substances in the MDPS worm shaft small bearing. On some vehicles when the steering wheel is rotated a scraping noise can be heard originating from the lower bearing on the Worm Gear Small Bearing and does not affect the steering effort.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10202227-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10202227-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10202227","components":[{"id":"steering","name":"Steering","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"KIA","model":"CADENZA","year_from":2018,"year_to":2020,"match":"exact","vehicle_ids":["2018_kia_cadenza","2019_kia_cadenza","2020_kia_cadenza"]},{"make":"KIA","model":"CADENZA","year_from":2021,"year_to":2021,"match":null,"vehicle_ids":[]},{"make":"KIA","model":"FORTE","year_from":2018,"year_to":2021,"match":"exact","vehicle_ids":["2018_kia_forte","2019_kia_forte","2020_kia_forte","2021_kia_forte"]},{"make":"KIA","model":"K5","year_from":2021,"year_to":2021,"match":"exact","vehicle_ids":["2021_kia_k5"]},{"make":"KIA","model":"NIRO","year_from":2018,"year_to":2021,"match":"exact","vehicle_ids":["2018_kia_niro","2019_kia_niro","2020_kia_niro","2021_kia_niro"]},{"make":"KIA","model":"NIRO EV","year_from":2019,"year_to":2021,"match":"base","vehicle_ids":["2019_kia_niro","2020_kia_niro","2021_kia_niro"]},{"make":"KIA","model":"NIRO PHEV","year_from":2018,"year_to":2018,"match":"base","vehicle_ids":["2018_kia_niro"]},{"make":"KIA","model":"NIRO PHEV","year_from":2020,"year_to":2021,"match":"base","vehicle_ids":["2020_kia_niro","2021_kia_niro"]},{"make":"KIA","model":"NIRO PLUG-IN HYBRID","year_from":2019,"year_to":2019,"match":"base","vehicle_ids":["2019_kia_niro"]},{"make":"KIA","model":"OPTIMA","year_from":2018,"year_to":2020,"match":"exact","vehicle_ids":["2018_kia_optima","2019_kia_optima","2020_kia_optima"]},{"make":"KIA","model":"OPTIMA HYBRID","year_from":2018,"year_to":2020,"match":"base","vehicle_ids":["2018_kia_optima","2019_kia_optima","2020_kia_optima"]},{"make":"KIA","model":"OPTIMA PHEV","year_from":2018,"year_to":2020,"match":"base","vehicle_ids":["2018_kia_optima","2019_kia_optima","2020_kia_optima"]},{"make":"KIA","model":"SORENTO","year_from":2018,"year_to":2020,"match":"exact","vehicle_ids":["2018_kia_sorento","2019_kia_sorento","2020_kia_sorento"]},{"make":"KIA","model":"SOUL","year_from":2018,"year_to":2019,"match":"exact","vehicle_ids":["2018_kia_soul","2019_kia_soul"]},{"make":"KIA","model":"SOUL EV","year_from":2018,"year_to":2019,"match":"base","vehicle_ids":["2018_kia_soul","2019_kia_soul"]},{"make":"KIA","model":"redundant NIRO","year_from":2018,"year_to":2018,"match":null,"vehicle_ids":[]}],"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":[]}