Freightliner Cascadia 2020 — technical service bulletin
Bulletin CALFTL54-006 · NHTSA communication 10170296 · issued Jan 17, 2020
Technical service bulletin
communication type
Exterior Lighting
component
2020
model years
1
vehicle entries
Official summary
Customer Advisory Letter for New Cascadia vehicles with Detroit Assurance 5.0 regarding automatic headlamp and wiper retrofits.
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.