Ford F-250 SD 2005 — technical service bulletin
Bulletin 18367 · NHTSA communication 10013310 · issued Jan 1, 2005
Technical service bulletin
communication type
Electrical System
component
2005
model years
4
vehicle entries
Official summary
Message in the instrument cluster message center reading trailer fault. *tt
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.