Freightliner Cascadia 2019 — technical service bulletin
Bulletin TechTalk8160 · NHTSA communication 10187807 · issued Feb 22, 2021
Technical service bulletin
communication type
Electrical System
component
2019
model years
1
vehicle entries
Official summary
Tech Talk discussion on Alternator Overcharging with A/C switch On only.
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.