Freightliner Cascadia 2019–2020 — technical service bulletin
Bulletin Techtalk7997 · NHTSA communication 10184928 · issued Dec 22, 2020
Technical service bulletin
communication type
Electrical System
component
2019–2020
model years
2
vehicle entries
Official summary
Tech Talk discussion on trailer lights fuse.
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.