Kia Optima Hybrid 2014–2016 — technical service bulletin
Bulletin PI2104_DPSM · NHTSA communication 10199205 · issued Jul 8, 2021
Technical service bulletin
communication type
Engine and Engine Cooling
component
2014–2016
model years
3
vehicle entries
Official summary
PRODUCT IMPROVEMENT CAMPAIGN: DEALER PARTS AND SERVICE MANAGER MEMO - This document is the announcement to the dealer principals that Kia is conducting a Product Improvement Campaign to perform a software update to the Engine Control Unit (ECU) to protect the engine from excessive connecting rod bearing damage on 2014-2016 MY Kia Optima Hybrid vehicles equipped with 2.4-liter MPI engines, manufactured from December 11, 2013 through July 22, 2015.
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.