Ford F-250 SD 2013–2016 — technical service bulletin
Bulletin 21M01 · NHTSA communication 10206862 · issued Jan 11, 2022
Technical service bulletin
communication type
Engine and Engine Cooling
component
2013–2016
model years
16
vehicle entries
Official summary
Customer Satisfaction Program 21M01 Certain 2013-2016 Model Year F-250-F-550 Vehicles Equipped with a 6.7L Diesel Engine - Reductant Heater and Sender Assembly Repair
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.