Freightliner Cascadia 2017–2021 — technical service bulletin
Bulletin SS1034782 · NHTSA communication 10179155 · issued Aug 31, 2020
Technical service bulletin
communication type
Equipment
component
2017–2021
model years
5
vehicle entries
Official summary
Service Solution for New Cascadia Bluetooth Microphone Relocation. Similar to Service Solution 1034680 which also informs about relocating the microphone.
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.