Kia Optima 2019 — technical service bulletin
Bulletin PI1805_DSM · NHTSA communication 10167229 · issued Oct 24, 2019
Technical service bulletin
communication type
Engine and Engine Cooling
component
2019
model years
3
vehicle entries
Official summary
PRODUCT IMPROVEMENT CAMPAIGN (PI1805) - DEALER SERVICE MANAGER NOTCE - This document is the Dealer Service Manager notification 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.
Vehicles covered
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.