Ford F-250 SD 2004 — technical service bulletin
Bulletin 04165 · NHTSA communication 10011165 · issued Aug 23, 2004
Technical service bulletin
communication type
Engine and Engine Cooling
component
2004
model years
4
vehicle entries
Official summary
High engine rpm between downshifts - lack of engine braking - 5.4l and manual transmission. * ar
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.