Ford Bronco 2021–2022 — technical service bulletin
Bulletin 2122OTA22PU1010M · NHTSA communication 10227497 · issued Nov 17, 2022
Technical service bulletin
communication type
Equipment
component
2021–2022
model years
2
vehicle entries
Official summary
Priority Update 22-PU1010-MIL-LT for 2021-2022 Model Year Bronco vehicles is now available. Quality Improvements Include: Improvements to neutral tow and EBB interaction, improvements to ESC-OFF switch not reacting, improvement to MIL lights triggering when doors are removed, Improvement to calibration of brake fluid viscosity algorithm to prevent false DTC detection at cold weather.
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.