Ford Mustang 1999–2000 — technical service bulletin
Bulletin 99239 · NHTSA communication 6090176 · issued Nov 15, 1999
Technical service bulletin
communication type
Power Train
component
1999–2000
model years
2
vehicle entries
Official summary
Experiencing a vibration felt through the seat or the steering wheel on some vehicles travelling 105 - 125 km/h in 4th or 5th gear without brakes applied. *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.