Freightliner Cascadia 2017–2025 — technical service bulletin
Bulletin TSB-00-046-FTL · NHTSA communication 11028061 · issued Jan 15, 2026
Technical service bulletin
communication type
Unknown OR Other
component
2017–2025
model years
9
vehicle entries
Official summary
Technical Service Bulletin for Cascadia Generations
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.