Hyundai Sonata 2003–2004 — technical service bulletin
Bulletin 04400062 · NHTSA communication 10011795 · issued Dec 1, 2004
Technical service bulletin
communication type
Power Train
component
2003–2004
model years
2
vehicle entries
Official summary
2-3 shift flare improvement tcm reprogramming instructions. *nm
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.