Ford Explorer 1997–1999 — technical service bulletin
Bulletin 9987 · NHTSA communication 621290 · issued May 27, 1999
Technical service bulletin
communication type
Power Train
component
1997–1999
model years
6
vehicle entries
Official summary
Some vehicles may exhibit harsh downshift from 3rd to 1st gear while stopping, hesitation after acceleration from stop and / or lack of power after acceleration from stop on vehicles with 4.0l or 5.0l engines. *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.