Cadillac CT6 I (2016-2019) low ref Wiring diagrams

AUX VIDEO HI SIG AUX VIDEO LO SIG BACKUP LAMP CONTROL BATT POS VOLT BATTERY FUSE BLOCK BATTERY POSITIVE VOLTAGE BCM 7 FUSE BK LVDS BLK WIRE BLK/WHT WIRE BRN/BLK WIRE BRN/BLU WIRE BU LVDS CAMERA CTRL CAMERA GND CAMERA LOW REF CAMERA SIG 2 CAMERA SIGNAL 2 CAMERA VIDEO 2 DRAIN WIRE CAMERA VIDEO SIGNAL 2 (-) COMPUTER DATA LINES SYSTEM DISPLY FUSE FUSE 3 GRN WIRE GRN/WHT WIRE GRY WIRE GRY/BLU WIRE GRY/GRN WIRE GRY/VIO WIRE GRY/YEL WIRE HOT AT ALL TIMES HUMAN MACHINE INTERFACE CONTROL MODULE HUMAN MACHINE INTERFACE CONTROL MODULE BYPASS MODULE INFO DISPLAY MODULE INSTRUMENT PANEL FUSE BLOCK LH SIDE VISION CAMERA VIDEO SIG (-) LOW REF LOW SPD GMLAN SERIAL DATA 2 LVDS NCA WIRE POWER DISTRIBUTION SYSTEM POWER SUPPLY TRANSFORMER (RIGHT SIDE OF LUGGAGE COMPT) RAP RELAY COIL CONTROL REAR BODY FUSE BLOCK RED/BLU WIRE RED/GRN WIRE RED/GRY WIRE RED/WHT WIRE RH SIDE VISION CAMERA VIDEO SIG (-) SERIAL DATA BUS 5 SIGNAL GROUND USB VIDEO PROCESSING CONTROL MODULE (RIGHT SIDE OF LUGGAGE COMPT) VIO WIRE VPM NV FUSE WHT/BLU WIRE WHT/BRN WIRE WHT/GRN WIRE YEL WIRE

ACTIVE SIG ACTUATOR LOCK CTRL BACKUP LAMP CTRL BATT POSITIVE VOL BATT POSITIVE VOLT BATT RVC FUSE BATTERY BATTERY CURRENT SENSOR BCM 6 FUSE BCM 7 FUSE BLK WIRE BLK/BRN WIRE BLK/VIO WIRE BLU WIRE BLU/BRN WIRE BLU/VIO WIRE BLU/WHT WIRE BODY CONTROL MODULE (LOWER LEFT END OF DASH) BRN WIRE BRN/GRN WIRE BRN/GRY WIRE BRN/VIO WIRE BRN/WHT WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM CORNERING LAMP RLY CTRL COURTESY LP SW SIG CRUISE CONTROL, ANTI-LOCK BRAKES SYSTEMS CRUISE/ETC/TCC BRAKE SIG CURRENT LOW REF CURRENT SENS CTRL ACC WAKEUP SERIAL DATA CURRENT SENS SIG DOME LP OFF IND CTRL DOOR LOCKS, ANTI-THEFT SYSTEMS DR LK ACTR UNLCK CTRL DR LK CTRL ENGINE CONTROLS SYSTEM EXTERIOR LIGHTS SYSTEM WIPER/WASHER SYSTEM EXTERIOR LIGHTS, HEADLIGHTS SYSTEMS FDBACK SIG FEEDBACK SIG FR WINDSHIELD WIP SW HI SIG FUEL DR LK RLY CTRL GRN WIRE GRN/BLU WIRE GRN/BRN WIRE GRN/GRY WIRE GRN/VIO WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/BLU WIRE GRY/BRN WIRE GRY/VIO WIRE GRY/YEL WIRE HDLP HI BEAM RLY CTRL HDLP RLY COIL CTRL HDLP WASHER RLY CTRL HEADLIGHTS SYSTEM HEADLIGHTS, EXTERIOR LIGHTS SYSTEMS HI BEAM AUTO ON/OFF SW SIG HOOD STATUS B SIGNAL HORN RLY CTRL HORNS SYSTEM HOT AT ALL TIMES INADVERTENT PWR CTRL INTERIOR LAMP CTRL KEY CAPTURE/COLUMN LOCK SHIFT POS SIG LED AMBIENT LIGHTING CTRL 1 LED BACKLIGHT DIMM CTRL LF DRL CTRL LF TURN SIG LP CTRL LH HDLP LO BEAM CTRL LH HEADLAMP RLY CTRL LH PARK LP CTRL LID INTERIOR RELEASE SIG LIFT GLASS/TRUNK RELS CTRL LIFTGATE AJAR SW SIG 1 LO SPD GMLAN SERIAL DATA LOGISTIC MODE RLY OPEN CTRL LOW REF LR TURN SIG LP CTRL PARK LK SOL CTRL PASS DR LK SW LK CTRL PASS DR LOCK SW UNLCK CTRL POWER DISTRIBUTION SYSTEM RAP RLY COIL CTRL REAR BODY FUSE BLOCK REAR COMPT LID LP CTRL RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE RF DRL CTRL RF TURN SIG LP CTRL RH HDLP LO BEAM CTRL RH PARK LP CTRL RLY CLOSE CTRL RR CLOSURE HANDLE SW OPEN SIG RR LICENSE LP CTRL RR STOP LP CTRL RR TURN LP FEEDBACK SIG RR TURN SIG LP CTRL RUN/CRANK RLY COIL CTRL SECURITY LOCK RLY CTRL SERIAL DATA (-) (1) SERIAL DATA BUS 1 SERIAL DATA BUS 2 SERIAL DATA BUS 3 SERIAL DATA COMM ENABLE SHIFT INTERLOCK, TRANSMISSIONS SYSTEMS STP LP RLY COIL CTRL TRANSMISSIONS SYSTEM TRUNK, TAILGATE, FUEL DOORS SYSTEM VIO WIRE VIO/BLK WIRE VIO/BLU WIRE VIO/GRY WIRE VIO/WHT WIRE VIO/YEL WIRE W/O SUPER CRUISE PACKAGE W/ SUPER CRUISE PACKAGE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/BRN WIRE WHT/GRY WIRE WHT/VIO WIRE WHT/YEL WIRE WINDSHIELD WASHER RLY CTRL WINDSHIELD WIPER MTR PRK SW SIG WINDSHIELD WIPER MTR RLY COIL CTRL WIPER/WASHER SYSTEM YEL WIRE YEL/BLU WIRE YEL/BRN WIRE

AUXILIARY AUDIO INPUT BATT POS VOLT BK COAX AM/FM BLK/WHT WIRE BLK/YEL WIRE COAX COMPUTER DATA LINES SYSTEM CU COAX HD/XM GRN/BLU WIRE GRY/GRN WIRE GRY/VIO WIRE HOT W/ BATTERY SAVER RELAY 2 ENERGIZED INFOTAINMENT CONTROL TOUCHPAD LEFT RADIO ANTENNA AMPLIFIER LOGIC LOW REF MOST CONTROL MOST SERIAL DATA (+) NETWORK SERIAL DATA BUS 10 GMLAN SERIAL DATA LO SPD GMLAN SERIAL SERIAL DATA 2 POWER DISTRIBUTION SYSTEM RADIO RADIO FUSE REAR BODY FUSE BLOCK REAR WINDOW ANTENNA RED/GRY WIRE RED/VIO WIRE RFR RIGHT RADIO ANTENNA AMPLIFIER SIGNAL GROUND TELEPHONE VOICE SIG USB WH COAX WHT WIRE WHT/GRN WIRE WHT/VIO WIRE YEL WIRE

1-VT AUDIO SIG + BATT POS VOLT BATTERY FUSE BLOCK BLK/BRN WIRE BLK/GRY WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/GRN WIRE BU GPS CAMERA SIG 2 CAMERA SIGNAL 2 CELLULAR PHONE MICROPHONE COAX COAXIAL ANT GPS SIG COMMUNICATION ENABLE COMPUTER DATA LINES SYSTEM DIGITAL RADIO ANTENNA FUSE 3 GMLAN SERIAL DATA (+) 9 GPS GPS/CELL GRN/WHT WIRE GRY WIRE GRY/VIO WIRE GRY/YEL WIRE GY GPS/CELL HD/XM HOT AT ALL TIMES HUMAN MACHINE INTERFACE CONTROL MODULE (LOWER RIGHT SIDE OF DASH) INFOTAINMENT DISPLAY SIG LO REF LOW REF LVDS MICROPHONE SIG MOST CONTROL MOST SERIAL DATA (+) NAVIGATION ANTENNA SIGNAL SPLITTER NAVIGATION SYSTEM NCA WIRE NETWORK BUS 5 REAR ROOF ANTENNA RED WIRE RED/GRY WIRE RED/VIO WIRE RIGHT END OF DASH) SER DATA (+) 9 SIGNAL GROUND TELEMATICS COMMUNICATION INTERFACE CONTROL MODULE USB USB SRL DATA VIO WIRE VOICE SIG VT GPS/CELL W/ ONSTAR W/O ONSTAR W/O NAVIGATION W/ NAVIGATION WHT/BLU WIRE WHT/GRN WIRE WHT/VIO WIRE YEL WIRE

AUDIO SIG + BATT POS VOLT BLK WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/GRY WIRE BLU/YEL WIRE CONTROL ENABLE SIG GRN/BLK WIRE GRN/BRN WIRE GRN/YEL WIRE GRY/BLU WIRE GRY/BRN WIRE HOT AT ALL TIMES ILL LEFT FRONT RADIO VOLUME COMPENSATOR INTERIOR NOISE MICROPHONE LEFT UPPER STEERING WHEEL CONTROLS SWITCH LF SUB FUSE LOW REF MUTE NCA WIRE R SUB FUSE REAR AUDIO AMPLIFIER (UNDER RIGHT CENTER OF REAR SHELF) REAR BODY FUSE BLOCK REAR RADIO VOLUME COMPENSATOR INTERIOR NOISE MICROPHONE RED/BRN WIRE RED/YEL WIRE RF SUB FUSE RIGHT FRONT RADIO VOLUME COMPENSATOR INTERIOR NOISE MICROPHONE RIGHT LOWER STEERING WHEEL CONTROLS SWITCH SIG GROUND SUBWOOFER SPEAKER VOICE WHT/YEL WIRE YEL/BLK WIRE YEL/BLU WIRE

AUDIO SIG + BATT POS VOLT BLK WIRE BLK/WHT WIRE BLU/BLK WIRE BLU/VIO WIRE BLU/YEL WIRE BRN/GRY WIRE ENABLE SIG GRN WIRE GRN/BLK WIRE GRN/BRN WIRE GRN/GRY WIRE GRN/VIO WIRE GRN/YEL WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/BRN WIRE GRY/YEL WIRE LEFT DRIVER SEAT SPEAKER LEFT FRONT AUDIO AMPLIFIER LEFT PASSENGER SEAT SPEAKER LEFT SUBWOOFER SPEAKER LOW REF NCA WIRE RED WIRE RED/BRN WIRE RED/YEL WIRE RIGHT DRIVER SEAT SPEAKER RIGHT FRONT AUDIO AMPLIFIER RIGHT PASSENGER SEAT SPEAKER RIGHT SUBWOOFER SPEAKER SIG GROUND WHT WIRE WHT/BLK WIRE WHT/YEL WIRE YEL/BLK WIRE YEL/GRN WIRE YEL/WHT WIRE

BACKUP LP CTRL BLK WIRE BLK/YEL WIRE BU LVDS CAMERA FUSE CAMERA VIDEO SIG DIMMING CONTROL SWITCH DISPLAY DRIVER OUTSIDE REAR VIEW MIRROR GLASS DRIVER OUTSIDE REAR- VIEW MIRROR GRN/WHT WIRE GROUND HOT W/ IGNITION MAIN RELAY ENERGIZED INSIDE REAR VIEW MIRROR LOGIC LOW REF LVDS BK LVDS BU CAMERA VIDEO SIG MIRROR DIMMING ON/OFF SWITCH PASSENGER OUTSIDE REAR VIEW MIRROR PASSENGER OUTSIDE REAR VIEW MIRROR GLASS POWER DISTRIBUTION SYSTEM REAR BODY FUSE BLOCK REAR VIEW CAMERA RUN/CRANK IGN 1 VOLT SIG VIO/GRN WIRE W/ REMOTE CONTROL MIRROR W/ SUPER CRUISE PACKAGE W/O SUPER CRUISE PACKAGE WHT WIRE YEL WIRE YEL/WHT WIRE

1-VT AUDIO SIG + BATT POS VOLT BATTERY FUSE BLOCK BLK/BRN WIRE BLK/GRY WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/GRN WIRE BU GPS CAMERA SIG 2 CAMERA SIGNAL 2 CELLULAR PHONE MICROPHONE COAX COAXIAL ANT GPS SIG COMMUNICATION ENABLE COMPUTER DATA LINES SYSTEM DIGITAL RADIO ANTENNA FUSE 3 GMLAN SERIAL DATA (+) 9 GPS GPS/CELL GRN/WHT WIRE GRY WIRE GRY/VIO WIRE GRY/YEL WIRE GY GPS/CELL HD/XM HOT AT ALL TIMES HUMAN MACHINE INTERFACE CONTROL MODULE (LOWER RIGHT SIDE OF DASH) INFOTAINMENT DISPLAY SIG LO REF LOW REF LVDS MICROPHONE SIG MOST CONTROL MOST SERIAL DATA (+) NAVIGATION ANTENNA SIGNAL SPLITTER NAVIGATION SYSTEM NCA WIRE NETWORK BUS 5 REAR ROOF ANTENNA RED WIRE RED/GRY WIRE RED/VIO WIRE RIGHT END OF DASH) SER DATA (+) 9 SIGNAL GROUND TELEMATICS COMMUNICATION INTERFACE CONTROL MODULE USB USB SRL DATA VIO WIRE VOICE SIG VT GPS/CELL W/ ONSTAR W/O ONSTAR W/O NAVIGATION W/ NAVIGATION WHT/BLU WIRE WHT/GRN WIRE WHT/VIO WIRE YEL WIRE

AUDIO SIG + BATT POS VOLT BLK WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/GRY WIRE BLU/YEL WIRE CONTROL ENABLE SIG GRN/BLK WIRE GRN/BRN WIRE GRN/YEL WIRE GRY/BLU WIRE GRY/BRN WIRE HOT AT ALL TIMES ILL LEFT FRONT RADIO VOLUME COMPENSATOR INTERIOR NOISE MICROPHONE LEFT UPPER STEERING WHEEL CONTROLS SWITCH LF SUB FUSE LOW REF MUTE NCA WIRE R SUB FUSE REAR AUDIO AMPLIFIER (UNDER RIGHT CENTER OF REAR SHELF) REAR BODY FUSE BLOCK REAR RADIO VOLUME COMPENSATOR INTERIOR NOISE MICROPHONE RED/BRN WIRE RED/YEL WIRE RF SUB FUSE RIGHT FRONT RADIO VOLUME COMPENSATOR INTERIOR NOISE MICROPHONE RIGHT LOWER STEERING WHEEL CONTROLS SWITCH SIG GROUND SUBWOOFER SPEAKER VOICE WHT/YEL WIRE YEL/BLK WIRE YEL/BLU WIRE

BACKUP LAMP CONTROL BACKUP LP CTRL BATT POS VOLT BATTERY FUSE BLOCK BATTERY POSITIVE VOLTAGE BCM 7 FUSE BK LVDS BLK WIRE BLK/WHT WIRE BLU WIRE BODY CONTROL MODULE (LOWER LEFT END OF DASH) BRN/BLU WIRE BU LVDS CAMERA FUSE CAMERA LOW REF CAMERA SIG 2 CAMERA SIGNAL 2 CAMERA VIDEO 2 DRAIN WIRE CAMERA VIDEO SIGNAL 2 (-) COMPUTER DATA LINES SYSTEM DISPLY FUSE FUSE 3 GRN WIRE GRN/WHT WIRE GROUND GRY WIRE GRY/BLU WIRE GRY/VIO WIRE GRY/YEL WIRE HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED HUMAN MACHINE INTERFACE CONTROL MODULE HUMAN MACHINE INTERFACE CONTROL MODULE BYPASS MODULE INFO DISPLAY MODULE INSTRUMENT PANEL FUSE BLOCK LOW REF LVDS LVDS BU AUXILIARY VIDEO SIG MIRRORS SYSTEM NCA WIRE PNK IGN 1 VOLT WIRE POWER DISTRIBUTION SYSTEM POWER SUPPLY TRANSFORMER (RIGHT SIDE OF LUGGAGE COMPT) RAP RELAY COIL CONTROL REAR BODY FUSE BLOCK REAR VIEW CAMERA RED WIRE RED/BLU WIRE RED/GRN WIRE RED/GRY WIRE RED/WHT WIRE SERIAL DATA BUS 5 SIGNAL GROUND VIO WIRE VIO/GRN WIRE WHT WIRE WHT/BLU WIRE YEL WIRE