Brightdrop 600 Elcv 2010–2027 — technical service bulletin
Bulletin PIT3271Q · NHTSA communication 11030974 · issued Apr 1, 2026
Technical service bulletin
communication type
Unknown OR Other
component
2010–2027
model years
60
vehicle entries
Official summary
This preliminary information communicates information about how to determine if a wheel and tires size change is available.
Vehicles covered
- 2023 Brightdrop 600 Elcv
- 2024 Brightdrop 600 Elcv
- 2022 Brightdrop EV600
- 2024 Brightdrop Zevo 400
- 2023 Brightdrop Zevo 600
- 2024 Brightdrop Zevo 600
- 2016 Buick Cascada
- 2017 Buick Cascada
- 2018 Buick Cascada
- 2019 Buick Cascada
- 2010 Buick Enclave
- 2011 Buick Enclave
- 2012 Buick Enclave
- 2013 Buick Enclave
- 2014 Buick Enclave
- 2015 Buick Enclave
- 2016 Buick Enclave
- 2017 Buick Enclave
- 2018 Buick Enclave
- 2019 Buick Enclave
- 2020 Buick Enclave
- 2021 Buick Enclave
- 2022 Buick Enclave
- 2023 Buick Enclave
- 2024 Buick Enclave
- 2025 Buick Enclave
- 2026 Buick Enclave
- 2013 Buick Encore
- 2014 Buick Encore
- 2015 Buick Encore
- 2016 Buick Encore
- 2017 Buick Encore
- 2018 Buick Encore
- 2019 Buick Encore
- 2020 Buick Encore
- 2021 Buick Encore
- 2022 Buick Encore
- 2023 Buick Encore
- 2024 Buick Encore
- 2025 Buick Encore
- 2026 Buick Encore
- 2020 Buick Encore GX
- 2021 Buick Encore GX
- 2022 Buick Encore GX
- 2023 Buick Encore GX
- 2024 Buick Encore GX
- 2025 Buick Encore GX
- 2026 Buick Encore GX
- 2016 Buick Envision
- 2017 Buick Envision
- 2018 Buick Envision
- 2019 Buick Envision
- 2020 Buick Envision
- 2021 Buick Envision
- 2022 Buick Envision
- 2023 Buick Envision
- 2024 Buick Envision
- 2025 Buick Envision
- 2026 Buick Envision
- 2024 Buick Envista
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.