Brightdrop 600 Elcv 2011–2026 — technical service bulletin
Bulletin 18-NA-180 · NHTSA communication 11023365 · issued May 14, 2025
Technical service bulletin
communication type
Electrical System
component
2011–2026
model years
60
vehicle entries
Official summary
This Warranty Administration service bulletin provides Lithium-Ion battery Exchange Process and Transaction Submission information.
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
- 2012 Buick Lacrosse
- 2013 Buick Lacrosse
- 2014 Buick Lacrosse
- 2015 Buick Lacrosse
- 2016 Buick Lacrosse
- 2018 Buick Lacrosse
- 2019 Buick Lacrosse
- 2012 Buick Regal
- 2013 Buick Regal
- 2014 Buick Regal
- 2015 Buick Regal
- 2016 Buick Regal
- 2017 Buick Regal
- 2017 Cadillac CT6 Plug-In Hybrid
- 2018 Cadillac CT6 Plug-In Hybrid
- 2014 Cadillac Elr
- 2015 Cadillac Elr
- 2016 Cadillac Elr
- 2026 Cadillac Escalade Esv IQ
- 2026 Cadillac Escalade Esv Iql
- 2025 Cadillac Escalade IQ
- 2026 Cadillac Escalade IQ
- 2026 Cadillac Escalade Iql
- 2023 Cadillac Lyriq
- 2024 Cadillac Lyriq
- 2025 Cadillac Lyriq
- 2026 Cadillac Lyriq
- 2025 Cadillac Optiq
- 2026 Cadillac Optiq
- 2024 Chevrolet Blazer EV
- 2025 Chevrolet Blazer EV
- 2026 Chevrolet Blazer EV
- 2022 Chevrolet Bolt Euv
- 2023 Chevrolet Bolt Euv
- 2017 Chevrolet Bolt EV
- 2018 Chevrolet Bolt EV
- 2019 Chevrolet Bolt EV
- 2020 Chevrolet Bolt EV
- 2021 Chevrolet Bolt EV
- 2022 Chevrolet Bolt EV
- 2023 Chevrolet Bolt EV
- 2025 Chevrolet Brightdrop 400
- 2026 Chevrolet Brightdrop 400
- 2025 Chevrolet Brightdrop 600
- 2026 Chevrolet Brightdrop 600
- 2026 Chevrolet Corvette Convertible E-Ray
- 2026 Chevrolet Corvette Coupe E-Ray
- 2024 Chevrolet Corvette E-Ray
- 2024 Chevrolet Equinox EV
- 2025 Chevrolet Equinox EV
- 2026 Chevrolet Equinox EV
- 2014 Chevrolet Impala
- 2013 Chevrolet Malibu Eco
- 2014 Chevrolet Malibu Eco
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.