Ford F-150 2005–2006 — technical service bulletin
Bulletin 051012 · NHTSA communication 10017933 · issued Jun 7, 2005
Technical service bulletin
communication type
Power Train
component
2005–2006
model years
2
vehicle entries
Official summary
Harsh 3-2 downshift between 17-25 mph (27-40 km/h) - no dtcs - 4r75e automatic transmission - vehicles built before 4/20/2005. *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.