{"source":"nhtsa","country":"us","campaign":"21V844000","date":"2021-10-29","owner_notified":"2021-11-29","manufacturer":"Kia Motors America","component":"ENGINE","summary":"Kia Motors America (Kia) is recalling certain 2017-2018 Optima Hybrid and Optima Plug-In Hybrid vehicles.  The connecting rod bearings inside the engine may wear prematurely, which can result in engine damage.","consequence":"A damaged engine can increase the risk of a fire or it can cause an engine stall, increasing the risk of a crash.","remedy":"Dealers will inspect the engine.  If bearing damage is found, the engine will be replaced.  Dealers will also install a software update containing a Knock Sensor Detection System (KSDS).  Repairs will be performed free of charge.  Owner notification letters were mailed November 29, 2021.  Owners may contact Kia customer service at 1-800-333-4542.  Kia's number for this recall is SC218.","notes":"Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.nhtsa.gov.","mfr_campaign":"SC218","part_number":"[ 189N1-2EH00 ]","units":10731,"completion":{"kind":"annual","report_number":3,"period_from":"2025-4","period_to":"2026-3","submitted":"2026-10-14","involved":10731,"remedied":8800,"unreachable":903,"removed":833,"remedied_percent":82,"as_of":"2026-10-19"},"do_not_drive":false,"park_outside":false,"notification":null,"french":null,"vehicles":[{"year":2017,"make":"KIA","model":"OPTIMA HYBRID","vehicle_id":"2017_kia_optima","match":"base","built_from":null,"built_to":null},{"year":2018,"make":"KIA","model":"OPTIMA HYBRID","vehicle_id":"2018_kia_optima","match":"base","built_from":null,"built_to":null},{"year":2017,"make":"KIA","model":"OPTIMA PHEV","vehicle_id":"2017_kia_optima","match":"base","built_from":null,"built_to":null},{"year":2018,"make":"KIA","model":"OPTIMA PHEV","vehicle_id":"2018_kia_optima","match":"base","built_from":null,"built_to":null}],"may_apply":true,"as_of":"2026-10-19","lookup":{"nhtsa":"https://www.nhtsa.gov/recalls","tc":"https://wwwapps.tc.gc.ca/Saf-Sec-Sur/7/VRDB-BDRV/search-recherche/menu.aspx?lang=eng","maker":null},"attribution":[],"url":"https://open.wenmarpro.com/recalls/nhtsa/21V844000"}