Ford F-150 1997–1999 — technical service bulletin
Bulletin 12601 · NHTSA communication 605323 · issued Mar 1, 1999
Technical service bulletin
communication type
Structure
component
1997–1999
model years
6
vehicle entries
Official summary
Experiencing whistling noise coming from the front of the vehicle at highway speeds. *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.