Kia Optima 2016–2020 — technical service bulletin
Bulletin WTY028_QA · NHTSA communication 10216906 · issued Jul 27, 2022
Technical service bulletin
communication type
Fuel System, Gasoline
component
2016–2020
model years
5
vehicle entries
Official summary
WARRANTY EXTENSION: QUESTION AND ANSWER - This document is the Question and Answer Guide containing the most frequently asked questions regarding the Warranty Extension (WTY028).
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.