Kia Optima 2011–2014 — technical service bulletin
Bulletin CS1604DEALERP · NHTSA communication 10090052 · issued Aug 12, 2016
Technical service bulletin
communication type
Steering
component
2011–2014
model years
8
vehicle entries
Official summary
Dealer principal memo: cs1604 - kia motors america, inc. Is conducting a customer satisfaction / warranty extension program regarding the motor driven power steering (mdps) on all 2011-2013 my and some 2014 my kia optima vehicles. The mdps unit may experience noise when turning the steering wheel left or right, especially while the vehicle is stopped. Kia s analysis has identified that this condition occurs mainly in extremely high humidity states adjacent to warm ocean waters due to the wear of the flexible coupling in the mdps, after extended usage over years. The extremely high humidity sta
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.