Freightliner Cascadia 2020–2021 — technical service bulletin
Bulletin SB54-325 · NHTSA communication 10173893 · issued Apr 17, 2020
Technical service bulletin
communication type
Lane Departure
component
2020–2021
model years
2
vehicle entries
Official summary
Service Bulletin for New Cascadia ICUC Active Lane Assist (ALA) Dash Menu Discrepancy. New Cascadia vehicles equipped with Detroit Assurance 5.0 that are not equipped with Active Lane Assist (ALA) may incorrectly display ALA availability in the ICUC quick access menu. The following procedure will provide a parameter update to correct the ICUC menu display.
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.