Hyundai Sonata 2011 — technical service bulletin
Bulletin SB-10-01-037 · NHTSA communication 10037250 · issued Nov 1, 2010
Technical service bulletin
communication type
Power Train
component
2011
model years
1
vehicle entries
Official summary
Hyundai: on some 2011 sonatas there is an automatic transmission software update. *rm updated 5/18/11. *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.