Freightliner Cascadia 2020 — technical service bulletin
Bulletin SB54-318 · NHTSA communication 10168044 · issued Nov 20, 2019
Technical service bulletin
communication type
Equipment Adaptive/mobility
component
2020
model years
1
vehicle entries
Official summary
Service Bulletin for New Cascadia describing cab-to-chassis redundant ground strap installation to prevent damage to cab wiring.
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.