Ford F-250 SD 1999–2000 — technical service bulletin
Bulletin 13766 · NHTSA communication 612795 · issued Jan 1, 2000
Technical service bulletin
communication type
Electrical System
component
1999–2000
model years
4
vehicle entries
Official summary
Some vehicles without over cab lights may exhibit a number 8 fuse open in the power distribution box and/or not parking lamps. *mjs
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.