Hi I HAVE A GMC TERRAIN 2013 SLT-2 WITH THE PIONEER SYSTEM AND BACK SEAT MONITOR ENTRETAIMENT SYSTEM CORRENTLY NOT WPRKING I CHECK FUSE AND RELAY AND NOTING WORK I LET THE BCM DICHARGE TO SEE IF THAT FIX THE PROBLEM BUT NOTHING HAPPEN. ALSO TODAY THE SHIFTING STICK DONT WANT TO MOVE PROM PARKIN ANY IDEAS OR INFO IS MI DAILY CAR