Freightliner Cascadia 2018–2023 — service campaign
Bulletin SF673 POSTCARD LARGE · NHTSA communication 11001189 · issued May 21, 2024
Service campaign
communication type
Electrical System
component
2018–2023
model years
9
vehicle entries
Official summary
Field Service Campaign Owner Reminder Postcard large population
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.