Ford Econoline 1995–1999 — technical service bulletin
Bulletin 12104 · NHTSA communication 613089 · issued Nov 1, 1998
Technical service bulletin
communication type
Power Train
component
1995–1999
model years
6
vehicle entries
Official summary
Some vehicles equipped with 4r100 transmission may exhibit a flashing tcil with diagnostic trouble code dtc 1728 in memory. *mjs
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.