Chevrolet Tahoe 2021–2023 — technical service bulletin
Bulletin 23-NA-042 · NHTSA communication 10235402 · issued Apr 4, 2023
Technical service bulletin
communication type
Electrical System
component
2021–2023
model years
20
vehicle entries
Official summary
This service bulletin provides repair information to update radio software to correct customer concerns of Software related issues.
Vehicles covered
- 2021 Chevrolet Tahoe
- 2021 Chevrolet Trailblazer
- 2022 Chevrolet Trailblazer
- 2023 Chevrolet Trailblazer
- 2022 Chevrolet Traverse
- 2023 Chevrolet Traverse
- 2021 GMC Acadia
- 2022 GMC Acadia
- 2023 GMC Acadia
- 2021 GMC Sierra 1500
- 2022 GMC Sierra 1500
- 2021 GMC Sierra 2500
- 2022 GMC Sierra 2500
- 2021 GMC Sierra 3500
- 2022 GMC Sierra 3500
- 2022 GMC Terrain
- 2023 GMC Terrain
- 2022 GMC Terrain NA
- 2021 GMC Yukon
- 2021 GMC Yukon XL
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.