Ford Cab Chassis 1998–1999 — technical service bulletin
Bulletin 6999 · NHTSA communication 6090312 · issued Sep 1, 1999
Technical service bulletin
communication type
Power Train
component
1998–1999
model years
14
vehicle entries
Official summary
Subject regarding e40d / 4r100 transmission fluid cooler flow test specification. *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.