Ford F-250 SD 2011 — technical service bulletin
Bulletin SB-22261 · NHTSA communication 10044178 · issued Mar 1, 2012
Technical service bulletin
communication type
Equipment
component
2011
model years
5
vehicle entries
Official summary
Ford: when idling for extended time or in extremely dusty environment, dirt/dust would come out of vents. To recirculate air, use ventilating air condition, heating (hvac) controls to prevent ingestion of dust/dirt. *pe
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.