Ford F-150 2001–2003 — technical service bulletin
Bulletin 17087 · NHTSA communication 10003182 · issued Aug 1, 2003
Technical service bulletin
communication type
Power Train
component
2001–2003
model years
3
vehicle entries
Official summary
Whine/howl from rear axle 40 to 60 mph. *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.