Buick Enclave 2020–2021 — technical service bulletin
Bulletin 23-NA-053 · NHTSA communication 10234162 · issued Mar 22, 2023
Technical service bulletin
communication type
Electrical System
component
2020–2021
model years
19
vehicle entries
Official summary
This service bulletin provides repair information on Radio Software Version U168 Update to correct customer concerns of radio software issues.
Vehicles covered
- 2020 Buick Enclave
- 2021 Buick Enclave
- 2020 Buick Encore
- 2020 Cadillac CT6
- 2020 Cadillac XT4
- 2020 Cadillac XT5
- 2020 Cadillac XT6
- 2020 Chevrolet Blazer
- 2020 Chevrolet Camaro
- 2020 Chevrolet Silverado 1500
- 2020 Chevrolet Silverado 2500
- 2020 Chevrolet Silverado 3500
- 2020 Chevrolet Traverse
- 2021 Chevrolet Traverse
- 2020 GMC Acadia
- 2021 GMC Acadia
- 2020 GMC Sierra 1500
- 2020 GMC Sierra 2500
- 2020 GMC Sierra 3500
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.