Ford F-250 SD 2013–2014 — technical service bulletin
Bulletin ASI-44329 · NHTSA communication 10054958 · issued Dec 1, 2013
Technical service bulletin
communication type
Engine and Engine Cooling
component
2013–2014
model years
12
vehicle entries
Official summary
Ford: nox sensors and modules is currently being reviewed for analysis of root cause and if replacement is needed, nox module will replace corresponding nox sensor with matched set and leave nox module/sensor interface connector undisturbed and connected. Model 2013-2014 f super duty. *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.