Chevrolet TSB #18NA138
2018 Chevrolet Impala
Affected Component: EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.
- Summary
- This technical bulletin provides a procedure to replace the HMI module to correct a condition of Radio Control (ICS) Display Does Not Remain Off at Times after it Has Been Turned Off in the Radio Settings Menu due to a software concern.