Freightliner Cascadia 2020 — technical service bulletin
Bulletin 19TL-21 · NHTSA communication 10166781 · issued Oct 28, 2019
Technical service bulletin
communication type
Electrical System
component
2020
model years
1
vehicle entries
Official summary
Tool Letter announcing an ICC5 programming cable will be available once new programming software is finalized.
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.