Hyundai Sonata 2005 — technical service bulletin
Bulletin 0536007 · NHTSA communication 10016981 · issued May 1, 2005
Technical service bulletin
communication type
Engine and Engine Cooling
component
2005
model years
1
vehicle entries
Official summary
Ecm reprogramming for warm ambient (summer) cold start driveability. These vehicles may exhibit a brief driveability condition during the initial startup and drive when the engine is cold. *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.