Ford Expedition 2003–2004 — technical service bulletin
Bulletin 04149 · NHTSA communication 10009329 · issued Jan 1, 2004
Technical service bulletin
communication type
Electrical System
component
2003–2004
model years
4
vehicle entries
Official summary
Diagnostic trouble code (dtc) p0320 with possible driveability concerns and/or charging system warning indicator on with possible dtc p0620. *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.