Ford Transit 2021–2024 — technical service bulletin
Bulletin 25B47 S1 · NHTSA communication 11026876 · issued Dec 15, 2025
Technical service bulletin
communication type
Unknown OR Other
component
2021–2024
model years
4
vehicle entries
Official summary
Certain 2021-2024 Model Year Transit All-Wheel-Drive (AWD) Vehicles Transfer Case Replacement
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.