Ford F-150 1998–1999 — technical service bulletin
Bulletin 99241 · NHTSA communication 6090182 · issued Nov 15, 1999
Technical service bulletin
communication type
Power Train
component
1998–1999
model years
2
vehicle entries
Official summary
On 4x2 vehicles with 4r70w and 139 inch wheelbase, a vibration from transmission and / or a transmission fluid leak from the extension housing seal may occur. *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.