Ford F-150 1997–1998 — technical service bulletin
Bulletin 983070 · NHTSA communication 607364 · issued Feb 1, 1998
Technical service bulletin
communication type
Power Train
component
1997–1998
model years
4
vehicle entries
Official summary
Somve vehicles may exhibit a buzz / low growl noise coming from the area of the transfer case manual shift lever. *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.