Cadillac CT6 I facelift (2018-2023) Electronic muffler circuit

BATT POS VOLT BLK WIRE BLU WIRE CHASSIS CONTROL MODULE COMPUTER DATA LINES SYSTEM EXH FLAPPER VLV CTRL 2 GRN/VIO WIRE GROUND GRY WIRE HI SPD GMLAN SER DATA (+) 1 HOT W/ BATTERY SAVER RELAY 2 ENERGIZED HOT W/ IGNITION MAIN RELAY ENERGIZED LEFT EXHAUST FLOW CONTROL VALVE LEFT UNDERHOOD FUSE BLOCK POWER DISTRIBUTION SYSTEM REAR BODY FUSE BLOCK RED WIRE RED/GRY WIRE RIGHT EXHAUST FLOW CONTROL VALVE VIO WIRE VIO/GRY WIRE WHT WIRE