Freightliner Cascadia 2019 — technical service bulletin
Bulletin TechTalk9016 · NHTSA communication 10188215 · issued Feb 25, 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.