Cadillac XLR I (2003-2009) Electronic muffler circuit

BATTERY BLK WIRE BODY CONTROL MODULE (BCM) CLASS 2 SRL DATA COMPUTER DATA LINES SYSTEM EXHAUST FLOW CONTROL MODULE (LEFT REAR OF VEHICLE) EXHAUST FLOW CONTROL VALVE SOLENOID (BEHIND RIGHT SIDE OF REAR BUMPER) GROUND HOT AT ALL TIMES HVAC/ PWR SND FUSE 29 LT GRN/BLK WIRE RED WIRE RED/WHT WIRE SOL SUPPLY SPLICE TAN/WHT WIRE WHT WIRE