Freightliner Cascadia 2018–2019 — technical service bulletin
Bulletin Techtalk7309 · NHTSA communication 10184900 · issued Dec 23, 2020
Technical service bulletin
communication type
Engine and Engine Cooling
component
2018–2019
model years
3
vehicle entries
Official summary
Tech Talk continued discussion on Fault Code 520342-17.
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.