Ford F-250 SD 2011 — technical service bulletin
Bulletin TSB-10-16-5 · NHTSA communication 10039153 · issued Aug 13, 2010
Technical service bulletin
communication type
Trailer Hitches
component
2011
model years
4
vehicle entries
Official summary
Ford: trailer hitch vehicles during installation of gooseneck balls may not lock in place. 2011 f250/350/450/550. *rm
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.