Cadillac CT6 I (2016-2019) blk/gry Wiring diagrams

2.0L TURBO 3.0L TURBO, 3.6L AUTOMATIC TRANSMISSION ASSEMBLY BACKUP LAMP CONTROL BATT POS VOLT BCM 6 FUSE BLK WIRE BLK/GRY WIRE BLU WIRE BODY CONTROL MODULE (LOWER LEFT END OF DASH) COMPUTER DATA LINES SYSTEM ENGINE CONTROL MODULE (RIGHT FRONT OF ENGINE COMPT) GRN WIRE GRN/WHT WIRE GROUND GRY/BRN WIRE GRY/WHT WIRE GRY/YEL WIRE HI SPD GMLAN SER DATA (+) 1 HI SPD GMLAN SER DATA (+) 1 IMS MODE SW LOW REF HI SPD GMLAN SERIAL DATA (-) (1) HOT AT ALL TIMES INSIDE REAR VIEW MIRROR LEFT BACKUP LAMP LOGIC PRNDL A SIG PRNDL B SIG PRNDL C SIG PRNDL P SIG PRNDL S SIG REAR BODY FUSE BLOCK REAR VIEW CAMERA REAR WINDOW SUNSHADE MODULE RED/WHT WIRE RIGHT BACKUP LAMP SYSTEM TRANSMISSION CONTROL MODULE TRANSMISSION INTERNAL MODE SWITCH TRANSMISSION PARK/ NEUTRAL SIGNAL 1 TRANSMISSIONS TRANSMISSIONS SYSTEM VIO/WHT WIRE W/ ACTIVE SAFETY W/O ACTIVE SAFETY WHT WIRE WHT/BLK WIRE WHT/GRY WIRE YEL/BLU WIRE YEL/GRN WIRE

BLK WIRE BLK/BLU WIRE BLK/GRY WIRE BLU WIRE BLU/GRN WIRE BLU/YEL WIRE BRN WIRE BRN/WHT WIRE DR MIR FUSE DRIVER LEFT REAR SEAT HAPTIC MOVEMENT MOTOR DRIVER RIGHT REAR SEAT HAPTIC MOVEMENT MOTOR DRIVER SEAT LUMBAR SUPPORT HORIZONTAL MOTOR DRIVER SEAT MEMORY CONTROL MODULE DRIVER SEAT MEMORY SWITCH DRIVER SEAT RECLINE MOTOR EXIT FRT SEAT FUSE GRN WIRE GRN/YEL WIRE HIGH REF HIGH REFERENCE (2) HORIZONTAL SIG HOT AT ALL TIMES LOW REF LOW REFERENCE LT FRT SEAT FUSE POSITION SENS SIGNAL POSITION SENSOR SIG POSITIVE VOLT REAR BODY FUSE BLOCK RED WIRE RED/GRY WIRE RED/VIO WIRE RED/WHT WIRE SEAT MOTOR CONTROL SET SIG SET- SWITCH SIG 1 VIO WIRE W/ LUXURY W/ DELUXE W/O SUPER CRUISE PACKAGE W/ SUPER CRUISE PACKAGE WHT WIRE WHT/BLK WIRE WHT/RED WIRE YEL WIRE YEL/BLU WIRE YEL/BRN WIRE

BATT POS VOLT BLK WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/RED WIRE BLK/VIO WIRE BLK/YEL WIRE BLU WIRE BLU/BRN WIRE BLU/WHT WIRE BRN WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/VIO WIRE COMPUTER DATA LINES SYSTEM DRIVER BACK SEAT HEATING ELEMENT DRIVER CUSHION SEAT HEATING ELEMENT DRIVER HIGH HEAT IND DRIVER LOW HEAT IND DRIVER MEDIUM HEAT IND DRIVER SEAT BACK SWITCH DRIVER SEAT CUSHION SWITCH DRV HTD BACK ELEMENT CTRL DRV HTD BACK NTC SIG DRV HTD SEAT ELEMENT CTRL DRV HTD SEAT ELEMENT LO REF DRV HTD SEAT NTC LO REF DRV HTD SEAT NTC SIG DRV SEAT VENT MTR CTRL FRONT SEAT HEATING CONTROL MODULE (UNDER DRIVER'S SEAT CUSHION) FRT HTD SEAT FUSE GRN/VIO WIRE GRN/YEL WIRE GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED HTD/ SEAT FRT FUSE HVAC CONTROLS INSTRUMENT PANEL FUSE BLOCK LOGIC PASS HTD BACK ELEMENT CTRL PASS HTD BACK NTC SIG PASS HTD SEAT ELEMENT CTRL PASS HTD SEAT ELEMENT LO REF PASS HTD SEAT NTC LO REF PASS HTD SEAT NTC SIG PASS SEAT VENT MTR CTRL PASSENGER BACK SEAT HEATING ELEMENT PASSENGER CUSHION SEAT HEATING ELEMENT PASSENGER HIGH HEAT IND PASSENGER LOW HEAT IND PASSENGER MEDIUM HEAT IND PASSENGER SEAT BACK SWITCH PASSENGER SEAT CUSHION SWITCH RED WIRE RED/BLU WIRE RED/GRY WIRE RUN/CRANK IGN 1 VOLT SERIAL DATA BUS 2 UNDERHOOD FUSE BLOCK VIO/WHT WIRE WHT WIRE WHT/BLU WIRE WHT/BRN WIRE WHT/GRY WIRE YEL/GRY WIRE

BLK/BLU WIRE BLK/GRY WIRE BLU WIRE BLU/BRN WIRE BLU/GRN WIRE BRN/WHT WIRE EXIT FRT SEAT FUSE GRN WIRE GRN/YEL WIRE HIGH REF HIGH REFERENCE (2) HORIZONTAL SIG HOT AT ALL TIMES LOW REF LOW REFERENCE PASSENGER SEAT LUMBAR SUPPORT HORIZONTAL MOTOR PASSENGER SEAT MEMORY CONTROL MODULE PASSENGER SEAT MEMORY SWITCH PASSENGER SEAT RECLINE MOTOR POSITION SENS SIGNAL POSITION SENSOR SIG POSITIVE VOLT REAR BODY FUSE BLOCK RED/BRN WIRE RED/GRY WIRE RED/WHT WIRE RF SEAT FUSE SEAT ADJUSTMENT SW FUSE SET SIG SET- SWITCH SIG 1 VIO WIRE W/ LUXURY W/ DELUXE W/O LUXURY W/O SUPER CRUISE PACKAGE W/ SUPER CRUISE PACKAGE WHT WIRE WHT/BLK WIRE WHT/RED WIRE YEL WIRE YEL/BLU WIRE

ACC LED ACC LED SIG ACCESSORY ACCESSORY IGN VOLT AUXILIARY AUDIO INPUT BATT POS VOLT BLK WIRE BLK/GRY WIRE BLU WIRE BODY CONTROL MODULE BRN WIRE BRN/YEL WIRE CAMERA FUSE CGM FUSE ENGINE START/STOP FROM DISPLY FUSE (DIAGRAM 1 OF 9) FROM REAR BODY FUSE BLOCK (DIAGRAM 4 OF 9) GRN/BLK WIRE GRY/GRN WIRE HUMAN MACHINE INTERFACE CONTROL MODULE IGN 1 VOLT IGN MODE SW IGN VOLT IGNITION MODE SWITCH ILL-LED INFOTAINMENT CONTROL TOUCHPAD INSTRUMENT PANEL FUSE BLOCK KEYLESS ENTRY CONTROL MODULE MEMORY CARD RECEPTACLE MODE VOLT NIGHT VISION CAMERA CONTROL MODULE PASSIVE START SW SIG 2 PASSIVE START SW SIG 2 LOW REFERENCE RAP RLY 2 COIL CTRL RED/BLU WIRE RED/GRN WIRE RED/VIO WIRE RED/WHT WIRE RED/YEL WIRE RIGHT UPPER STEERING WHEEL CONTROLS SWITCH RUN/CRANK RUN/CRANK IGN 1 VOLT SERIAL DATA GATEWAY MODULE START LED START LED SIG STEERING WHEEL AIR BAG COIL STR WHL FUSE VIDEO PROCESSING CONTROL MODULE VIO/BLK WIRE VIO/YEL WIRE VPM NV FUSE WINDSHIELD FRONT VIEW CAMERA YEL WIRE

ACC LED ACC LED SIG ACCESSORY ACCESSORY IGN VOLT AUXILIARY AUDIO INPUT BLK WIRE BLK/GRY WIRE BLU WIRE BODY CONTROL MODULE BRN WIRE BRN/YEL WIRE CGM FUSE ENGINE START/STOP FROM DISPLY FUSE (DIAGRAM 1 OF 10) GRN/BLK WIRE GRY/GRN WIRE HUMAN MACHINE INTERFACE CONTROL MODULE IGN 1 VOLT IGN MODE SW IGN VOLT IGNITION MODE SWITCH ILL-LED INFOTAINMENT CONTROL TOUCHPAD INSTRUMENT PANEL FUSE BLOCK KEYLESS ENTRY CONTROL MODULE MEMORY CARD RECEPTACLE MODE VOLT NIGHT VISION CAMERA CONTROL MODULE PASSIVE START SW SIG 2 PASSIVE START SW SIG 2 LOW REFERENCE RAP RLY 2 COIL CTRL RED/GRN WIRE RED/VIO WIRE RED/WHT WIRE RED/YEL WIRE RIGHT UPPER STEERING WHEEL CONTROLS SWITCH RUN/CRANK RUN/CRANK IGN 1 VOLT SERIAL DATA GATEWAY MODULE START LED START LED SIG STEERING WHEEL AIR BAG COIL STR WHL FUSE VIDEO PROCESSING CONTROL MODULE VIO/BLK WIRE VIO/YEL WIRE VPM NV FUSE 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

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 CAMERA SIG 2 CELLULAR PHONE MICROPHONE COAX COAXIAL ANTENNA 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 HD/XM HOT AT ALL TIMES HUMAN MACHINE INTERFACE CONTROL MODULE (LOWER RIGHT SIDE OF DASH) INFOTAINMENT DISPLAY SIG LO REF LVDS MICROPHONE 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 SIG SIG GND TELEMATICS COMMUNICATION INTERFACE CONTROL MODULE USB USB SERIAL DATA VIO WIRE VOICE SIG W/ NAVIGATION W/O NAVIGATION W/ ONSTAR W/O ONSTAR W/ ONSTAR W/O ONSTAR WHT/BLU WIRE WHT/GRN WIRE WHT/VIO WIRE YEL WIRE

2.0L TURBO 3.6L, 3.0L TURBO 5 VOLT REF AUTOMATIC TRANSMISSION ASSEMBLY AUTOMATIC TRANSMISSION ASSEMBLY (EXCEPT HYBRID) B+ VOLT BCM 6 FUSE BLK WIRE BLK/BRN WIRE BLK/GRY WIRE BLK/YEL WIRE BLU WIRE BLU/YEL WIRE BODY CONTROL MODULE (LOWER LEFT END OF DASH) BRAKE PEDAL POSITION SENSOR BRK APPLY SENS CTRL BRK APPLY SENS SIG BRK POS SENS SIG COMPUTER DATA LINES SYSTEM ENGINE CONTROL MODULE EXCEPT HYBRID GMLAN SERIAL DATA - 1 GRY/WHT WIRE HOT AT ALL TIMES LO REF LOW REF P SIG PARK LOCK SOL CTRL PARK POSITION SWITCH PARK/NEUTRAL SIG (1) POS SIG REAR BODY FUSE BLOCK RED/WHT WIRE SENS LOW REF SERIAL DATA (-) (1) TRANSMISSION CONTROL MODULE TRANSMISSION INTERNAL MODE SWITCH TRANSMISSION MANUAL SHIFT SWITCH TRANSMISSION SHIFT LEVER TRANSMISSION SHIFT LOCK CONTROL SOLENOID ACTUATOR VIO/BLK WIRE WHT WIRE WHT/GRN WIRE WHT/GRY WIRE WHT/RED WIRE WHT/VIO WIRE

BATT POS VOLT BATT POS VOLT LIN SERIAL DATA BUS 1 BATTERY FUSE BLOCK BCM 1 FUSE BCM 2 FUSE BLK WIRE BLK/GRY WIRE BLU WIRE BODY CONTROL MODULE (LOWER LEFT END OF DASH) BRN/BLU WIRE BRN/GRN WIRE BRN/GRY WIRE CAMERA WASH SIG CAMERA WASH SWITCH COMPUTER DATA LINES SYSTEM DELAY SWITCH DRIVER INFORMATION CENTER DISPLAY FRONT WINDSHIELD WIPER SW HI SIG HDLP WASHER RLY CTRL FUSE 3 GND HI SPD GMLAN SERIAL DATA (+) 1 GRN/BRN WIRE GRY WIRE GRY/GRN WIRE GRY/VIO WIRE HEAD LINER FUSE HI SPD GMLAN SERIAL DATA (-) (1) HOT AT ALL TIMES HOT W/ BATTERY SAVER RELAY 2 ENERGIZED INSTRUMENT CLUSTER INT LOW OFF INT LOW OFF HIGH LOGIC LOW SPD GMLAN SERIAL DATA LOW WASHER FLUID IND CTRL MIST MIST HIGH NIGHT VISION CAMERA WASHER PUMP NIGHT VISION CAMERA WASHER PUMP RELAY POWER SUPPLY TRANSFORMER RAIN SENSOR REAR BODY FUSE BLOCK RED/BLU WIRE RED/BRN WIRE RED/GRY WIRE RED/VIO WIRE RED/WHT WIRE SPLY VOLT UNDERHOOD FUSE BLOCK VIO WIRE WASH FUSE WASHER SWITCH WHT WIRE WHT/BLK WIRE WHT/VIO WIRE WINDSHIELD WASHER FLUID LEVEL SWITCH WINDSHIELD WASHER PUMP WINDSHIELD WASHER PUMP RELAY WINDSHIELD WASHER RLY CTRL WINDSHIELD WASHER SW SIG WINDSHIELD WIPER MOTOR WINDSHIELD WIPER MTR PRK SW SIG WINDSHIELD WIPER MTR RLY COIL CTRL WINDSHIELD WIPER RELAY WINDSHIELD WIPER SPEED CONTROL RELAY WINDSHIELD WIPER SW HI SIG WINDSHIELD WIPER SW LOW REF WINDSHIELD WIPER SW LOW SIG WINDSHIELD WIPER/WASHER SWITCH WIPER SWITCH WPR FRT FUSE YEL/BLU WIRE YEL/BRN WIRE