Freightliner Cascadia 2008–2017 — technical service bulletin
Bulletin sb60158 · NHTSA communication 10163479 · issued Jun 19, 2019
Technical service bulletin
communication type
Engine and Engine Cooling
component
2008–2017
model years
10
vehicle entries
Official summary
Marker Light Gasket Leaks, Cascadia
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.