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RecallGazette

Vehicle problems, recalls & safety intelligence

Kia Optima 2011–2018technical service bulletin

Bulletin TSB_ENG205_C · NHTSA communication 10174518 · issued Apr 30, 2020

Technical service bulletin
communication type
Engine and Engine Cooling
component
2011–2018
model years
23
vehicle entries

Official summary

Technical service bulletin: service action: wiring signal interference check & engine noise inspection (sa379) - closed - superseded by pi1802yz/1803yz.

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.