Hyundai Genesis 2009 — technical service bulletin
Bulletin TSB-10-01-025 · NHTSA communication 10034489 · issued Jun 1, 2010
Technical service bulletin
communication type
Engine and Engine Cooling
component
2009
model years
1
vehicle entries
Official summary
Hyundai: ecm update-mil on with dtc p0456. Some vehicles may experience malfunction indicator lamp illumination for dtc p0456 (evaporative emission system-very small leak detected). *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.