GMC TSB #17NA019
2017 GMC Sierra
Affected Component: EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.
- Summary
- This technical bulletin provides a procedure to reprogram the radio to correct a condition of Apple Carplay Will Not Launch After 1124 Key Cycles and Displays Message Advising to Connect a Supported Device via USB Even Though One is Already Connected due to an internal calibration concern.