Freightliner Cascadia 2019–2026 — technical service bulletin
Bulletin FAB344 · NHTSA communication 11024978 · issued Oct 29, 2025
Technical service bulletin
communication type
Lane Departure
component
2019–2026
model years
8
vehicle entries
Official summary
Features and Benefits for SafetyDirect 5.1
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.