GMC TSB #PIC-6118-A
2015 GMC Sierra 1500
Affected Component: EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.
- Summary
- THIS PRELIMINARY INFORMATION COMMUNICATION ADVISES THE TECHNICIAN TO REPROGRAM THE RADIO WITH THE LATEST CALIBRATIONS. THE CUSTOMER MAY HAVE WIPED THEIR DASH TO CLEAN IT, AND THE RADIO LOST AUDIO. LOSS OF AUDIO AT START UP WHEN COLD MAY ALSO OCCUR.