Porsche 911 2019–2021 — technical service bulletin
Bulletin No. 2224.1 · NHTSA communication 10235391 · issued Apr 11, 2023
Technical service bulletin
communication type
Electrical System
component
2019–2021
model years
11
vehicle entries
Official summary
Instructions on advanced technical information for the Macan, Cayenne, and 911 - Porsche innodrive software temporarily unavailable
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.