Ford F-150 1999–2002 — technical service bulletin
Bulletin 16019 · NHTSA communication 636208 · issued Jul 1, 2002
Technical service bulletin
communication type
Unknown / Other
component
1999–2002
model years
4
vehicle entries
Official summary
Some lightning and harley davidson supercrews may exhibit check engine light illumination with diagnostic trouble codes p0171 or p0174. *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.