Brightdrop 600 Elcv 2017–2027 — service campaign
Bulletin N252541510 · NHTSA communication 11029444 · issued Mar 3, 2026
Service campaign
communication type
Unknown OR Other
component
2017–2027
model years
49
vehicle entries
Official summary
Certain vehicles may have been sold with a GM NACS Level 2 EV charging adapter (NACS to J1772) in which a quality issue was identified. Dealers are to provide the customer with the latest design charging adapter.
Vehicles covered
- 2023 Brightdrop 600 Elcv
- 2024 Brightdrop 600 Elcv
- 2025 Cadillac Celestiq
- 2026 Cadillac Celestiq
- 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
- 2026 Cadillac Vistiq
- 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
- 2024 Chevrolet Bolt EV
- 2027 Chevrolet Bolt EV
- 2025 Chevrolet Brightdrop 400
- 2025 Chevrolet Brightdrop 600
- 2024 Chevrolet Equinox EV
- 2025 Chevrolet Equinox EV
- 2026 Chevrolet Equinox EV
- 2024 Chevrolet Silverado EV
- 2025 Chevrolet Silverado EV
- 2026 Chevrolet Silverado EV
- 2022 GMC Hummer EV Pickup
- 2023 GMC Hummer EV Pickup
- 2024 GMC Hummer EV Pickup
- 2025 GMC Hummer EV Pickup
- 2026 GMC Hummer EV Pickup
- 2024 GMC Hummer EV SUV
- 2025 GMC Hummer EV SUV
- 2026 GMC Hummer EV SUV
- 2024 GMC Sierra EV
- 2025 GMC Sierra EV
- 2026 GMC Sierra EV
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.