Ford Transit 2017–2019 — technical service bulletin
Bulletin 21M03 · NHTSA communication 10207583 · issued Nov 30, 2021
Technical service bulletin
communication type
Engine and Engine Cooling
component
2017–2019
model years
3
vehicle entries
Official summary
Certain 2017-2019 Model Year Transit Vehicles with a 3.2L Diesel Engine EGR Cooler Replacement- Owner Letter sent
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.