Hyundai Sonata 2011–2014 — technical service bulletin
Bulletin TSB-14-HC-003 · NHTSA communication 10057055 · issued Nov 1, 2014
Technical service bulletin
communication type
Equipment
component
2011–2014
model years
4
vehicle entries
Official summary
Hyundai: procedures and diagnosis information is provided, on some vehicles, regarding electric oil pump (eop) and oil pump control unit (opu), when various issues occur. Model 2011-14 sonata. *pe
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.