Kia Optima 2012 — technical service bulletin
Bulletin TSB-138 · NHTSA communication 10055373 · issued Jan 1, 2014
Technical service bulletin
communication type
Engine
component
2012
model years
1
vehicle entries
Official summary
Kia: the voltage value boost pressure actuator position control needs inspecting by using gds due to malfunction indicator light (mil) illuminating. Model 2012 optima. *pe
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.