Chevrolet Colorado 2023 — technical service bulletin
Bulletin 23-NA-158 · NHTSA communication 10245235 · issued Oct 18, 2023
Technical service bulletin
communication type
Electrical System
component
2023
model years
2
vehicle entries
Official summary
This technical bulletin provides repair information to correct a customer concern of Radio Software Version 170.5.1-M166-SQBR3-187.1 â Multiple Updates for IVD Trucks.
Vehicles covered
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.