Ford F-250 SD 1999 — technical service bulletin
Bulletin 985022 · NHTSA communication 613049 · issued Nov 1, 1998
Technical service bulletin
communication type
Power Train
component
1999
model years
2
vehicle entries
Official summary
Some 4x4 vehicles may exhibit various 4x4 concerns including, 4x4 and 4x4 low lights on in 2wd, no 4x4 operation or hub ratcheting on initial takeoff. *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.