Porsche Taycan 2020 — technical service bulletin
Bulletin No. 133-23 · NHTSA communication 10245114 · issued Oct 13, 2023
Technical service bulletin
communication type
Electrical System
component
2020
model years
5
vehicle entries
Official summary
Technical information for replacement required for cell module for high voltage battery on 2020 vehicles.
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.