Ford F-250 SD 2015 — technical service bulletin
Bulletin SB-45259 · NHTSA communication 10058557 · issued Aug 1, 2015
Technical service bulletin
communication type
Power Train
component
2015
model years
6
vehicle entries
Official summary
Ford: 2015 f-super duty and 2016 econoline vehicles with torqshift6 transmission will experience some high pitched whining and/or chirping noises at 20 mph or below *cn
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.