Freightliner Cascadia 2020 — technical service bulletin
Bulletin TechTalk6016 · NHTSA communication 10187933 · issued Feb 18, 2021
Technical service bulletin
communication type
Exterior Lighting
component
2020
model years
1
vehicle entries
Official summary
Tech Talk discussion on P4-Next Gen Cascadia Headlights.
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.