Ford Bronco 2021–2022 — technical service bulletin
Bulletin 23B01 · NHTSA communication 10232584 · issued Feb 15, 2023
Technical service bulletin
communication type
Engine and Engine Cooling
component
2021–2022
model years
3
vehicle entries
Official summary
Certain 2021-2022 Model Year Various Vehicle Lines Long Block Replacement
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.