Freightliner Cascadia 2010–2020 — technical service bulletin
Bulletin sb54312 · NHTSA communication 10163551 · issued Aug 5, 2019
Technical service bulletin
communication type
Electrical System
component
2010–2020
model years
11
vehicle entries
Official summary
Service Bulletin sent out customers describing procedure is to replace the white drip shield and secondary SAM cover on the SAM Cabin, with a new one-piece drip shield.
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.