Ford Expedition 2000–2001 — technical service bulletin
Bulletin 14397 · NHTSA communication 620433 · issued Jan 1, 2000
Technical service bulletin
communication type
Visibility
component
2000–2001
model years
5
vehicle entries
Official summary
Certain supercrews and some vehicles may exhibit a wind noise / boom when driven at high speeds above 55 mph with the moon roof fully open, due to the moon roof wind deflector not deployed high enough above the roof line. *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.