Freightliner Cascadia 2020–2021 — technical service bulletin
Bulletin SB54-324 · NHTSA communication 10171364 · issued Feb 14, 2020
Technical service bulletin
communication type
Visibility
component
2020–2021
model years
2
vehicle entries
Official summary
Service Bulletin for certain New Cascadia equipped with Detroit Assurance 5.0, may have been ordered incorrectly without automatic headlamps and rain sensing wipers. If equipped with Detroit Assurance 5.0, daytime running lights (DRL), no exterior sun visor, and no cruise control options that disengage with the headlights or wipers, the automatic headlamps and wipers can be retrofitted.
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.