{"nhtsa_id":10145152,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2018-10-09","date":"2018-09-21","document_id":"PS560","mfr_campaign":null,"replaces":null,"component":"SERVICE BRAKES, HYDRAULIC","mfr_system":null,"summary":"PITSTOP - INTEGRATED BRAKE ACTUATOR UNIT (IBAU) HONK NOISE - This Pitstop provides information regarding the 2017-2018MY Niro (DE P/HEV) and Optima Plug-in/Hybrid (P/HEV) vehicles, which may exhibit an intermittent ?squeaking? and/or ?honking? noise when applying the brakes rapidly. The ?Integrated Brake Actuator Unit? (IBAU) should NOT be replaced for this concern. An IBAU brake bleed should be performed.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2018/MC-10145152-9999.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2018/MC-10145152-0001.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10145152","components":[{"id":"brakes","name":"Brakes","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"KIA","model":"NIRO","year_from":2017,"year_to":2018,"match":"exact","vehicle_ids":["2017_kia_niro","2018_kia_niro"]},{"make":"KIA","model":"OPTIMA","year_from":2018,"year_to":2018,"match":"exact","vehicle_ids":["2018_kia_optima"]},{"make":"KIA","model":"OPTIMA PHEV","year_from":2017,"year_to":2017,"match":"base","vehicle_ids":["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":[]}