Freightliner Cascadia 2007–2017 — technical service bulletin
Bulletin SB54-239 · NHTSA communication 10166965 · issued Nov 1, 2019
Technical service bulletin
communication type
Electrical System
component
2007–2017
model years
11
vehicle entries
Official summary
Service Bulletin describing Cascadia cabin CAN ECU compatibility. This document replaces version from July 2015.
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.