Ford F-150 2004–2006 — technical service bulletin
Bulletin 08-5-13 · NHTSA communication 10024828 · issued Mar 1, 2008
Technical service bulletin
communication type
Power Train
component
2004–2006
model years
4
vehicle entries
Official summary
4.6l/5.4l--mil p0506 and/or p0505--hesitation/loss of rpm/difficulty starting/low idle rpm. *nj
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.