Porsche Taycan 2020–2022 — technical service bulletin
Bulletin No. 121-22 · NHTSA communication 10222393 · issued Sep 9, 2022
Technical service bulletin
communication type
Service Brakes, Hydraulic
component
2020–2022
model years
3
vehicle entries
Official summary
Symptom-based workshop manual for the PSCB brake system. Squeaking noises from around the front axle. Replacing brake discs and brake pads.
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.