Ford E-350 1996–1997 — technical service bulletin
Bulletin 97629 · NHTSA communication 52014 · issued Mar 17, 1997
Technical service bulletin
communication type
Engine and Engine Cooling
component
1996–1997
model years
5
vehicle entries
Official summary
Transmission- e4od- harsh/delayed 2-3 upshifts- vehicles with 7.3l diesel and 49-state calibration- f-series built through 2/3/97 and all 1996 e-350. *jd
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.