Lincoln Navigator 2003–2004 — technical service bulletin
Bulletin 17723 · NHTSA communication 10008226 · issued Apr 1, 2004
Technical service bulletin
communication type
Exterior Lighting
component
2003–2004
model years
2
vehicle entries
Official summary
High intensity discharge (hid) headlamps inoperative in autolamp mode. *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.