Ford F-150 1999–2003 — technical service bulletin
Bulletin 17063 · NHTSA communication 10003171 · issued Aug 1, 2003
Technical service bulletin
communication type
Electrical System
component
1999–2003
model years
5
vehicle entries
Official summary
Malfunction indicator lamp (mil) on with diagnostic trouble codes (dtc) p0171, or p0174. F150 lighting and f150 harley davidson supercrew. *tt
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.