Porsche 911 2019–2024 — technical service bulletin

Bulletin No. 31-20 · NHTSA communication 10242091 · issued Aug 11, 2023

Technical service bulletin

communication type

Electrical System

component

2019–2024

model years

vehicle entries

Official summary

Technical information for diagnosis and handling of the 12 volt lithium-ion battery

Vehicles covered

2019 Porsche 911
2020 Porsche 911
2021 Porsche 911
2022 Porsche 911
2023 Porsche 911
2022 Porsche 911 4S
2020 Porsche 911 Carrera
2021 Porsche 911 Carrera
2022 Porsche 911 Carrera
2023 Porsche 911 Carrera
2019 Porsche 911 Carrera S
2020 Porsche 911 Carrera S
2021 Porsche 911 Carrera S
2023 Porsche 911 Carrera S
2023 Porsche 911 Carrera T
2023 Porsche 911 Dakar
2019 Porsche 911 GT2
2019 Porsche 911 GT2 RS
2019 Porsche 911 GT3
2021 Porsche 911 GT3
2022 Porsche 911 GT3
2023 Porsche 911 GT3
2019 Porsche 911 GT3 RS
2023 Porsche 911 GT3 RS
2024 Porsche 911 GT3 RS
2019 Porsche 911 Targa 4
2020 Porsche 911 Targa 4
2021 Porsche 911 Targa 4
2023 Porsche 911 Targa 4
2023 Porsche 911 Targa 4S
2019 Porsche 911 Turbo
2020 Porsche 911 Turbo
2021 Porsche 911 Turbo
2022 Porsche 911 Turbo
2023 Porsche 911 Turbo
2022 Porsche 911 Turbo S
2023 Porsche 911 Turbo S
2019 Porsche Cayenne
2020 Porsche Cayenne
2021 Porsche Cayenne
2022 Porsche Cayenne
2023 Porsche Cayenne
2024 Porsche Cayenne
2024 Porsche Cayenne Coupe
2019 Porsche Cayenne E-Hybrid
2020 Porsche Cayenne E-Hybrid
2021 Porsche Cayenne E-Hybrid
2022 Porsche Cayenne E-Hybrid
2023 Porsche Cayenne E-Hybrid
2020 Porsche Cayenne GT
2021 Porsche Cayenne GT
2022 Porsche Cayenne GT
2021 Porsche Cayenne GTS
2022 Porsche Cayenne GTS
2023 Porsche Cayenne GTS
2019 Porsche Cayenne S
2020 Porsche Cayenne S
2021 Porsche Cayenne S
2022 Porsche Cayenne S
2023 Porsche Cayenne S

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.