Cadillac CT6 I (2016-2019) serial data communication Wiring diagrams

AMP FUSE AUDIO AMPLIFIER BATT POS VOLT BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/VIO WIRE BLU/YEL WIRE BRN/BLK WIRE BRN/BLU WIRE COMPUTER DATA LINES SYSTEM CRANKSHAFT POSITION SENS REPLICATED SIG FRONT CENTER SPEAKER (-) CTRL FRT CENTER SPKR (-) LO REF GMLAN SERIAL DATA GRN WIRE GRN/BLK WIRE GRN/BLU WIRE GRN/BRN WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/BRN WIRE GRY/GRN WIRE GRY/VIO WIRE HI SPD GMLAN SERIAL DATA (+) 9 HOT AT ALL TIMES LEFT FRONT DOOR SPEAKER LEFT REAR WINDOW SHELF SPEAKER LF SPEAKER (-) 2 LO REF LF SPEAKER (-) CTRL 1 LF SPEAKER (-) CTRL 2 LF SPEAKER SIG (-) 1 LH/RR SPEAKER CTRL (+) LH/RR SPEAKER SIG (-) LO REF LR MIDRANGE SPKR (+) CTRL LR SPEAKER (+) CTRL LR SPEAKER SIG (-) MICROPHONE 1 LO REF MICROPHONE 1 SIG MICROPHONE 2 LO REF MICROPHONE 2 SIG MICROPHONE 3 LO REF MICROPHONE 3 SIG MOST CONTROL REAR BODY FUSE BLOCK RED/YEL WIRE RF SPEAKER (-) CTRL 1 RF SPEAKER (-) CTRL 2 RF SPEAKER SIG (-) 1 RF SPKR (-) 2 LO REF RIGHT FRONT DOOR SPEAKER RIGHT INSTRUMENT PANEL SPEAKER RIGHT REAR WINDOW SHELF SPEAKER RR MIDRANGE SPKR (+) CTRL RR MIDRANGE SPKR (-) LO REF RR SPEAKER (+) CTRL RR SPEAKER SIG (-) SERIAL DATA SERIAL DATA COMMUNICATION SIG GND VIO/BLU WIRE W/ PREMIUM SURROUND AMPLIFIER WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/VIO WIRE YEL WIRE YEL/BLK WIRE YEL/BRN WIRE YEL/GRN WIRE YEL/WHT WIRE

AMP FUSE AUDIO AMPLIFIER BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/VIO WIRE BLU/YEL WIRE BRN/BLK WIRE BRN/BLU WIRE COMPUTER DATA LINES SYSTEM CRANKSHAFT POSITION SENS REPLICATED SIG FRONT CENTER SPEAKER (-) CTRL FRT CENTER SPKR (-) LO REF GMLAN SERIAL DATA GRN WIRE GRN/BLK WIRE GRN/BLU WIRE GRN/BRN WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/BRN WIRE GRY/GRN WIRE GRY/VIO WIRE HI SPD GMLAN SERIAL DATA (+) 9 HI SPD GMLAN SERIAL DATA (+) 9 MOST CONTROL HOT AT ALL TIMES LEFT FRONT DOOR SPEAKER LEFT REAR WINDOW SHELF SPEAKER LF SPEAKER (-) 2 LO REF LF SPEAKER (-) CTRL 1 LF SPEAKER (-) CTRL 2 LF SPEAKER SIG (-) 1 LH/RR SPEAKER CTRL (+) LH/RR SPEAKER SIG (-) LO REF BATT POS VOLT LR MIDRANGE SPKR (+) CTRL LR SPEAKER (+) CTRL LR SPEAKER SIG (-) MICROPHONE 1 LO REF MICROPHONE 1 SIG MICROPHONE 2 LO REF MICROPHONE 2 SIG MICROPHONE 3 LO REF MICROPHONE 3 SIG REAR BODY FUSE BLOCK RED/YEL WIRE RF SPEAKER (-) CTRL 1 RF SPEAKER (-) CTRL 2 RF SPEAKER SIG (-) 1 RF SPKR (-) 2 LO REF RIGHT FRONT DOOR SPEAKER RIGHT INSTRUMENT PANEL SPEAKER RIGHT REAR WINDOW SHELF SPEAKER RR MIDRANGE SPKR (+) CTRL RR MIDRANGE SPKR (-) LO REF RR SPEAKER (+) CTRL RR SPEAKER SIG (-) SERIAL DATA SERIAL DATA COMMUNICATION SIG GND VIO/BLU WIRE W/ PREMIUM SURROUND AMPLIFIER WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/VIO WIRE YEL WIRE YEL/BLK WIRE YEL/BRN WIRE YEL/GRN WIRE YEL/WHT WIRE