Ford Fiesta 2012–2014 — technical service bulletin
Bulletin TSB-14-0101 · NHTSA communication 10056210 · issued May 8, 2014
Technical service bulletin
communication type
Engine
component
2012–2014
model years
3
vehicle entries
Official summary
Ford: engine noises (whirring, buzz or saw) is heard after a cold start between 950-1200 rpm from timing belt cover. *pe
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.