Hyundai Sonata 2011 — technical service bulletin
Bulletin TSB-12-AT-018 · NHTSA communication 10046162 · issued Aug 1, 2012
Technical service bulletin
communication type
Power Train
component
2011
model years
1
vehicle entries
Official summary
Hyundai: after vehicle is shifted to park, the button or ignition key button is turned off, the accessory power remains on. Model 2011 sonata. *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.