Chevrolet Silverado 1500 2022–2023 — technical service bulletin
Bulletin 23-NA-034 · NHTSA communication 10248711 · issued Dec 20, 2023
Technical service bulletin
communication type
Electrical System
component
2022–2023
model years
15
vehicle entries
Official summary
This technical bulletin provides repair information to correct a customer concern of Radio Software Version Y167 â Multiple Updates for IOK.
Vehicles covered
- 2022 Chevrolet Silverado 1500
- 2023 Chevrolet Silverado 1500
- 2022 Chevrolet Suburban
- 2023 Chevrolet Suburban
- 2022 Chevrolet Suburban 1500
- 2023 Chevrolet Suburban 1500
- 2022 Chevrolet Tahoe
- 2023 Chevrolet Tahoe
- 2022 GMC Sierra 1500
- 2023 GMC Sierra 1500
- 2022 GMC Yukon
- 2023 GMC Yukon
- 2022 GMC Yukon XL
- 2023 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.