Ford E Series 1998–2000 — technical service bulletin
Bulletin 032139 · NHTSA communication 10004850 · issued Oct 30, 2003
Technical service bulletin
communication type
Engine and Engine Cooling
component
1998–2000
model years
6
vehicle entries
Official summary
7.3l powerstroke diesel engine with engine serial number 661894 through 1311240 may exhibit a knock noise above the normal sound of the diesel combustion. This bulletin also replaces 01146. *tt
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.