Freightliner Cascadia 2019 — technical service bulletin
Bulletin Techtalk7881 · NHTSA communication 10184904 · issued Dec 17, 2020
Technical service bulletin
communication type
Engine and Engine Cooling
component
2019
model years
1
vehicle entries
Official summary
Tech Talk continued discussion on New Cascadia Noise in Cab @ certain RPMs
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.