Freightliner Cascadia 2020–2021 — technical service bulletin
Bulletin SF608 · NHTSA communication 10187551 · issued Feb 4, 2021
Technical service bulletin
communication type
Service Brakes
component
2020–2021
model years
2
vehicle entries
Official summary
Field Service Campaign for Cascadia Road Train Brake System - Export Only.
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.