Ford F-250 SD 1999 — technical service bulletin
Bulletin 12507 · NHTSA communication 605273 · issued Mar 1, 1999
Technical service bulletin
communication type
Engine and Engine Cooling
component
1999
model years
4
vehicle entries
Official summary
All vehicles built december 1998 and after are equipped with a revised upper radiator hose changed in production. *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.