Ford F-450 SD 2008 — technical service bulletin
Bulletin 08-5-3 · NHTSA communication 10024834 · issued Mar 1, 2008
Technical service bulletin
communication type
Power Train
component
2008
model years
1
vehicle entries
Official summary
Axle whine noise between 50-60 mph (80-97 km/h) wide frame with pickup box--dana s110. *nj
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.