Freightliner Cascadia 2019–2021 — technical service bulletin
Bulletin TechTalk7785 · NHTSA communication 10182012 · issued Oct 20, 2020
Technical service bulletin
communication type
Engine and Engine Cooling
component
2019–2021
model years
3
vehicle entries
Official summary
Tech Talk discussion on DL8 CGW connection issues for D20M8.
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.