Hyundai Elantra 2004 — technical service bulletin
Bulletin 0540002 · NHTSA communication 10015878 · issued Apr 1, 2005
Technical service bulletin
communication type
Power Train
component
2004
model years
1
vehicle entries
Official summary
Pcm reprogramming instructions for mild driveline bump between 2-10 mph. *sc
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.