Ford Explorer Sport 2001–2002 — technical service bulletin
Bulletin 15471 · NHTSA communication 630579 · issued Dec 1, 2001
Technical service bulletin
communication type
Engine and Engine Cooling
component
2001–2002
model years
4
vehicle entries
Official summary
Some 4.0l sohc engines may exhibit excessive sulphur smell from the exhaust system while operating under certain drive modes. *tt
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.