CHEVROLET/GMC: IN SOME VEHICLES, I/P LIGHTS ARE TURNED ON AND OFF, INSTRUMENT CLUSTER GOES BLANK, GAUGE POINTERS DROP AND RETURN AND THERE ARE SOME BLUETOOTH ISSUES, WHICH IS CAUSED BY ANOMALY OF SOFTWARE WHEN DURING BLUETOOTH DEVICE PAIRING. MODEL 2014 SILVERADO 1500, SIERRA 1500. *PE
