Ford Thunderbird 1992–1993 — technical service bulletin
Bulletin 12199 · NHTSA communication 615466 · issued Dec 1, 1998
Technical service bulletin
communication type
Exterior Lighting
component
1992–1993
model years
4
vehicle entries
Official summary
Some vehicles may require headlamp switch (11654) replacement during a normal service visit. *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.