Ford Econoline 2000 — technical service bulletin
Bulletin 00122 · NHTSA communication 613858 · issued Jun 12, 2000
Technical service bulletin
communication type
Unknown OR Other
component
2000
model years
1
vehicle entries
Official summary
Inoperative or inaccurate speedometer, 4x4 lamp illuminated, and / or diagnostic trouble codes (dtcs) p1635 or p1639 present after a powertrain control module (pcm) or instrument cluster replacement. *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.