Buick Envision 2018–2024 — service campaign
Bulletin N232427510-01 · NHTSA communication 11017374 · issued May 1, 2025
Service campaign
communication type
Unknown OR Other
component
2018–2024
model years
52
vehicle entries
Official summary
Certain 2018-2024 model year vehicles are receiving a software enhancement for SuperCruise. Dealers will update the Engine Control Module, Powertrain Control Module, Hybrid Powertrain Control Module 2 (HPCM2) or Drive Motor Control Module.
Vehicles covered
- 2024 Buick Envision
- 2021 Cadillac CT4
- 2022 Cadillac CT4
- 2023 Cadillac CT4
- 2024 Cadillac CT4
- 2021 Cadillac CT5
- 2022 Cadillac CT5
- 2023 Cadillac CT5
- 2024 Cadillac CT5
- 2018 Cadillac CT6
- 2019 Cadillac CT6
- 2020 Cadillac CT6
- 2021 Cadillac Escalade
- 2022 Cadillac Escalade
- 2023 Cadillac Escalade
- 2024 Cadillac Escalade
- 2021 Cadillac Escalade Esv
- 2022 Cadillac Escalade Esv
- 2023 Cadillac Escalade Esv
- 2024 Cadillac Escalade Esv
- 2023 Cadillac Lyriq
- 2024 Cadillac Lyriq
- 2022 Cadillac XT6
- 2023 Cadillac XT6
- 2024 Cadillac XT6
- 2024 Chevrolet Blazer EV
- 2022 Chevrolet Bolt Euv
- 2023 Chevrolet Bolt Euv
- 2024 Chevrolet Equinox EV
- 2022 Chevrolet Silverado 1500
- 2023 Chevrolet Silverado 1500
- 2024 Chevrolet Silverado 1500
- 2024 Chevrolet Silverado EV
- 2023 Chevrolet Suburban
- 2024 Chevrolet Suburban
- 2023 Chevrolet Suburban 1500
- 2024 Chevrolet Suburban 1500
- 2023 Chevrolet Tahoe
- 2024 Chevrolet Tahoe
- 2024 Chevrolet Traverse
- 2024 GMC Acadia
- 2022 GMC Hummer EV Pickup
- 2023 GMC Hummer EV Pickup
- 2024 GMC Hummer EV Pickup
- 2022 GMC Sierra 1500
- 2023 GMC Sierra 1500
- 2024 GMC Sierra 1500
- 2023 GMC Yukon
- 2024 GMC Yukon
- 2023 GMC Yukon XL
- 2024 GMC Yukon XL
- 2023 GMC Yukon XL 1500
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.