Porsche 911 2016–2022 — technical service bulletin
Bulletin No. 2133 · NHTSA communication 10204056 · issued Nov 3, 2021
Technical service bulletin
communication type
Equipment
component
2016–2022
model years
36
vehicle entries
Official summary
Special tools information for coolant cart foam update.
Vehicles covered
- 2016 Porsche 911
- 2017 Porsche 911
- 2018 Porsche 911
- 2019 Porsche 911
- 2020 Porsche 911
- 2021 Porsche 911
- 2022 Porsche 911
- 2016 Porsche Boxster
- 2017 Porsche Boxster
- 2020 Porsche Boxster
- 2021 Porsche Boxster
- 2016 Porsche Cayenne
- 2017 Porsche Cayenne
- 2018 Porsche Cayenne
- 2019 Porsche Cayenne
- 2020 Porsche Cayenne
- 2021 Porsche Cayenne
- 2022 Porsche Cayenne
- 2016 Porsche Cayman
- 2020 Porsche Cayman
- 2021 Porsche Cayman
- 2022 Porsche Cayman
- 2016 Porsche Macan
- 2017 Porsche Macan
- 2018 Porsche Macan
- 2019 Porsche Macan
- 2020 Porsche Macan
- 2021 Porsche Macan
- 2022 Porsche Macan
- 2016 Porsche Panamera
- 2017 Porsche Panamera
- 2018 Porsche Panamera
- 2019 Porsche Panamera
- 2020 Porsche Panamera
- 2021 Porsche Panamera
- 2022 Porsche Panamera
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.