Ford F-250 SD 1994–2011 — technical service bulletin
Bulletin SB-21483 · NHTSA communication 10037088 · issued Sep 1, 2010
Technical service bulletin
communication type
Engine and Engine Cooling
component
1994–2011
model years
6
vehicle entries
Official summary
Ford: some vehicles may have unitiated mykey activation or the car alarm/sos will activate. *rm
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.