Brightdrop 600 Elcv 2017–2025 — technical service bulletin
Bulletin 23-NA-125 · NHTSA communication 11000157 · issued Apr 26, 2024
Technical service bulletin
communication type
Electrical System
component
2017–2025
model years
60
vehicle entries
Official summary
This service bulletin provides information for dealers/technicians on Over The Air (OTA) and In Market Enhancement (IME) FAQs.
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
- 2017 Buick Cascada
- 2018 Buick Cascada
- 2019 Buick Cascada
- 2017 Buick Enclave
- 2018 Buick Enclave
- 2019 Buick Enclave
- 2020 Buick Enclave
- 2021 Buick Enclave
- 2022 Buick Enclave
- 2023 Buick Enclave
- 2024 Buick Enclave
- 2017 Buick Encore
- 2018 Buick Encore
- 2019 Buick Encore
- 2020 Buick Encore
- 2021 Buick Encore
- 2022 Buick Encore
- 2023 Buick Encore
- 2024 Buick Encore
- 2020 Buick Encore GX
- 2021 Buick Encore GX
- 2022 Buick Encore GX
- 2023 Buick Encore GX
- 2024 Buick Encore GX
- 2017 Buick Envision
- 2018 Buick Envision
- 2019 Buick Envision
- 2020 Buick Envision
- 2021 Buick Envision
- 2022 Buick Envision
- 2023 Buick Envision
- 2024 Buick Envision
- 2024 Buick Envista
- 2017 Buick Lacrosse
- 2018 Buick Lacrosse
- 2019 Buick Lacrosse
- 2020 Buick Lacrosse
- 2017 Buick Regal
- 2018 Buick Regal
- 2019 Buick Regal
- 2020 Buick Regal
- 2018 Buick Regal Tourx
- 2020 Buick Regal Tourx
- 2017 Buick Verano
- 2017 Cadillac Ats
- 2018 Cadillac Ats
- 2019 Cadillac Ats
- 2017 Cadillac Ats-V
- 2018 Cadillac Ats-V
- 2020 Cadillac CT4
- 2021 Cadillac CT4
- 2022 Cadillac CT4
- 2023 Cadillac CT4
- 2024 Cadillac CT4
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.