Freightliner Cascadia 2017–2019 — technical service bulletin
Bulletin SF567(sec rev) · NHTSA communication 10164387 · issued Sep 4, 2019
Technical service bulletin
communication type
Electrical System
component
2017–2019
model years
3
vehicle entries
Official summary
Field Service Campaign to update Detroit Assurance software to add the Tailgate Warning driver alert feature, telematics reporting and the video radar decision unit (VRDU) will be replaced as required to create consistent experience for operators.
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.