Cadillac CT6 I facelift (2018-2023) b+ volt Wiring diagrams

B+ VOLT BLK WIRE BLU/WHT WIRE BLU/YEL WIRE COMPUTER DATA LINES SYSTEM DRIVER OUTSIDE REAR VIEW MIRROR GLASS DRIVER OUTSIDE REAR- VIEW MIRROR DRIVER SIDE OBJECT DETECTION INDICATOR DRV SIDE OBJECT DETECTION LED SIG 1 GRN WIRE GROUND GRY WIRE GRY/YEL WIRE HIGH SPD GMLAN SERIAL DATA (+) 5 HOT W/ BATTERY SAVER RELAY 2 ENERGIZED LEFT SIDE OBJECT SENSOR MODULE LOW SPD GMLAN SERIAL DATA PASS SIDE OBJECT DETECTION LED SIG (1) PASSENGER OUTSIDE REAR VIEW MIRROR PASSENGER OUTSIDE REAR VIEW MIRROR GLASS PASSENGER SIDE OBJECT DETECTION INDICATOR REAR BODY FUSE BLOCK RED/GRN WIRE RIGHT SIDE OBJECT SENSOR MODULE

B+ VOLT BLK WIRE BLU WIRE BLU/YEL WIRE COMPUTER DATA LINES SYSTEM DRIVER INFORMATION CENTER DISPLAY GRY/GRN WIRE HIGH SPEED GMLAN SERIAL DATA (-) (1) HIGH SPEED GMLAN SERIAL DATA (-) (2) HOT AT ALL TIMES INSTRUMENT CLUSTER LOGIC LOW SPD GMLAN SERIAL DATA 2 POWER STEERING CONTROL MODULE POWER STEERING MOTOR RED/BRN WIRE SERIAL DATA COMMUNICATION ENABLE UNDERHOOD AUXILIARY FUSE BLOCK WHT WIRE WHT/BLU WIRE

ACTIVE SAFETY CONTROL MODULE 2 B+ VOLT BLK WIRE BLU WIRE BLU/RED WIRE BLU/YEL WIRE COLUMN FRICTION ENGAGE CTRL COLUMN FRICTION RLY CTRL COLUMN FRICTION SPLY COMPUTER DATA LINES SYSTEM DRIVER INFORMATION CENTER DISPLAY GMLAN DATA (+) 2 GRN/GRY WIRE GRY/GRN WIRE HIGH SPEED GMLAN SERIAL DATA (-) (1) HIGH SPEED GMLAN SERIAL DATA (-) (2) HOT AT ALL TIMES INSTRUMENT CLUSTER LOCAL INTERCONNECT NETWORK SERIAL DATA BUS 27 LOGIC LOW SPD GMLAN SERIAL DATA 2 POWER STEERING CONTROL MODULE POWER STEERING MOTOR REAR BODY FUSE BLOCK RED/BLU WIRE RED/BRN WIRE SERIAL DATA COMMUNICATION ENABLE STEERING COLUMN FRICTION CONTROL MODULE STEERING WHEEL ANGLE SENSOR MODULE UNDERHOOD AUXILIARY FUSE BLOCK VIO WIRE VIO/GRN WIRE WHT WIRE WHT/BLU WIRE WHT/YEL WIRE

B+ VOLT BLK WIRE BLU WIRE BRN WIRE BRN/GRY WIRE BRN/WHT WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM CONTENT THEFT DETERRENT SENSOR MODULE DRIVER DOOR LOCK SWITCH GARAGE DOOR OPENER GRN/BLU WIRE GRN/BRN WIRE GRN/VIO WIRE GRY/GRN WIRE HOT AT ALL TIMES HOT W/ BATTERY SAVER RELAY 2 ENERGIZED INSTRUMENT PANEL COMPARTMENT DOOR UNLATCH ACTUATOR INSTRUMENT PANEL COMPARTMENT DOOR UNLATCH ACTUATOR RELAY INSTRUMENT PANEL FUSE BLOCK LEFT REAR EXTERIOR DOOR HANDLE ASSEMBLY LEFT REAR EXTERIOR DOOR HANDLE COURTESY LAMP LEFT REAR EXTERIOR DOOR HANDLE SWITCH LOGIC NETWORK BUS 1 NETWORK BUS 2 POWER SOUNDER CONTENT THEFT DETERRENT ALARM MODULE REAR BODY FUSE BLOCK RED WIRE RED/BLU WIRE RED/GRY WIRE RED/WHT WIRE RED/YEL WIRE RIGHT REAR EXTERIOR DOOR HANDLE ASSEMBLY RIGHT REAR EXTERIOR DOOR HANDLE COURTESY LAMP RIGHT REAR EXTERIOR DOOR HANDLE SWITCH SW DISABLE SIG SW LED CTRL ULTRASONIC INTRUSION SENSOR 1 ULTRASONIC INTRUSION SENSOR 2 VIO WIRE VIO/BLK WIRE VIO/YEL WIRE W/ VEHICLE INCLINATION SENSOR VEHICLE-INTERIOR MOVEMENT SENSOR WHT WIRE YEL WIRE YEL/BLU WIRE YEL/GRY WIRE

AUTO B+ VOLT BLK WIRE BLU WIRE BLU/GRY WIRE BLU/ORG WIRE BODY CONTROL MODULE (LOWER LEFT END OF DASH) BRN/YEL WIRE COMPUTER DATA LINES SYSTEM DIM SW LO REF DIM SW SIG DOME LP OFF IND CTRL GARAGE DOOR OPENER GND INDICATOR DIM CTRL GRN WIRE HDLP SW PARK LP SIG HEAD HEAD-UP DISPLAY SWITCH HI SPD GMLAN SER DATA (+) 1 HOT AT ALL TIMES IGNITION MODE SWITCH INSTRUMENT PANEL DIMMER SWITCH LED BACKLIGHT DIMM CTRL LEFT FRONT DOME/ READING LAMPS LOGIC OFF OVERHEAD CONSOLE MULTI- FUNCTION SWITCH PARK PARK BRAKE CONTROL SWITCH REAR BODY FUSE BLOCK RED/GRY WIRE RED/VIO WIRE RED/WHT WIRE RIGHT FRONT DOME/ READING LAMPS TURN SIGNAL/ MULTI-FUNCTION SWITCH W/ UNIVERSAL GARAGE DOOR WHT WIRE YEL WIRE

4.2L TWIN TURBO ACTIVE SAFETY CONTROL MODULE ALERT LED CTRL ALERT LED CTRL LO SPD GMLAN SERIAL DATA B+ VOLT BATT POS VOLT BATTERY FUSE BLOCK BLK WIRE BLU WIRE BLU/GRY WIRE BLU/VIO WIRE BODY CONTROL MODULE COLLISION ALERT INDICATORS COMPUTER DATA LINES SYSTEM DIMMING CTRL DRIVER INFORMATION CENTER DISPLAY EXCEPT 4.2L TWIN TURBO FORWARD COLLISION SWITCH FRONT OBJECT SENS CTRL 2 COMM ENABLE GRN WIRE GRY WIRE GRY/GRN WIRE GRY/VIO WIRE HI SPD GMLAN SERIAL DATA (-) (1) HOT AT ALL TIMES HOT W/ BATTERY SAVER RELAY 2 ENERGIZED HOT W/ IGNITION MAIN RELAY ENERGIZED IGN 1 VOLT INSTRUMENT PANEL FUSE BLOCK LANE DEPARTURE WARNING IND LANE DEPARTURE WARNING IND CTRL LANE KEEP ASSIST IND LANE KEEP ASSIST SWITCH LEFT LOWER STEERING WHEEL CONTROLS SWITCH LEFT UNDERHOOD FUSE BLOCK LEFT UPPER STEERING WHEEL CONTROLS SWITCH LO SPD GMLAN SERIAL DATA LOGIC LOGIC INSTRUMENT CLUSTER POWER DISTRIBUTION SYSTEM POWER SUPPLY TRANSFORMER REAR BODY FUSE BLOCK RED WIRE RED/BLU WIRE RED/GRN WIRE RED/WHT WIRE REFLECTED LED DISPLAY DIMMING CTRL RES+ RIGHT UPPER STEERING WHEEL CONTROLS SWITCH SERIAL DATA (-) (1) SERIAL DATA (-) 1 SERIAL DATA (-) 4 SET- STEERING WHEEL AIR BAG COIL UNDERHOOD FUSE BLOCK UP/DOWN SW SIG VEHICLE AHEAD IND VIO WIRE VIO/GRY WIRE VIO/WHT WIRE W/ BRAKE PREFILL INTEGRATED BRAKE ASSIST W/O BRAKE PREFILL INTEGRATED BRAKE ASSIST W/O HEADUP DISPLAY WHT WIRE WHT/GRY WIRE WHT/RED WIRE WINDSHIELD FRONT VIEW CAMERA

ACTIVE SAFETY CONTROL MODULE 1 B+ VOLT BATT POS VOLT BATTERY FUSE BLOCK BLK WIRE BLU WIRE BLU/VIO WIRE BLU/YEL WIRE BODY CONTROL MODULE BRN/VIO WIRE COMPUTER DATA LINES SYSTEM FLEXRAY COMMUNICATION ENABLE GRN WIRE GRN/YEL WIRE GRY/BLU WIRE GRY/GRN WIRE HI SPD GMLAN SERIAL DATA (-) (1) HOT AT ALL TIMES HOT W/ BATTERY SAVER RELAY 2 ENERGIZED LANE DEPARTURE WARNING IND CTRL LOGIC MULTI-FUNCTION ENERGY STORAGE CAPACITOR CONTROL MODULE N/A REAR BODY FUSE BLOCK RED WIRE RED/GRN WIRE RED/GRY WIRE RED/YEL WIRE SENS CTRL 1 SERIAL DATA (-) (10) SERIAL DATA (-) 4 SERIAL DATA (-) 9 SERIAL DATA 2 UP/DOWN SW SIG WHT WIRE WHT/RED WIRE WINDSHIELD FRONT VIEW CAMERA YEL WIRE

B+ VOLT BLK WIRE BLU WIRE BRN WIRE BRN/GRY WIRE BRN/WHT WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM CONTENT THEFT DETERRENT SENSOR MODULE DRIVER DOOR LOCK SWITCH GARAGE DOOR OPENER GRN/BLU WIRE GRN/BRN WIRE GRN/VIO WIRE GRY/GRN WIRE HOT AT ALL TIMES HOT W/ BATTERY SAVER RELAY 2 ENERGIZED INSTRUMENT PANEL COMPARTMENT DOOR UNLATCH ACTUATOR INSTRUMENT PANEL COMPARTMENT DOOR UNLATCH ACTUATOR RELAY INSTRUMENT PANEL FUSE BLOCK LEFT REAR EXTERIOR DOOR HANDLE ASSEMBLY LEFT REAR EXTERIOR DOOR HANDLE COURTESY LAMP LEFT REAR EXTERIOR DOOR HANDLE SWITCH LOGIC NETWORK BUS 1 NETWORK BUS 2 POWER SOUNDER CONTENT THEFT DETERRENT ALARM MODULE REAR BODY FUSE BLOCK RED WIRE RED/BLU WIRE RED/GRY WIRE RED/WHT WIRE RED/YEL WIRE RIGHT REAR EXTERIOR DOOR HANDLE ASSEMBLY RIGHT REAR EXTERIOR DOOR HANDLE COURTESY LAMP RIGHT REAR EXTERIOR DOOR HANDLE SWITCH SW DISABLE SIG SW LED CTRL ULTRASONIC INTRUSION SENSOR 1 ULTRASONIC INTRUSION SENSOR 2 VIO WIRE VIO/BLK WIRE VIO/YEL WIRE W/ VEHICLE INCLINATION SENSOR VEHICLE-INTERIOR MOVEMENT SENSOR WHT WIRE YEL WIRE YEL/BLU WIRE YEL/GRY WIRE

B+ VOLT BATTERY FUSE BLOCK BLK WIRE BLU/YEL WIRE COMPUTER DATA LINES SYSTEM DRIVER INFORMATION CENTER DISPLAY GRY/GRN WIRE HIGH SPEED GMLAN SERIAL DATA (-) (2) HOT AT ALL TIMES INSTRUMENT CLUSTER LOGIC LOW SPD GMLAN SERIAL DATA 2 MULTI-FUNCTION ENERGY STORAGE CAPACITOR CONTROL MODULE POWER STEERING MOTOR REAR WHEEL STEERING CONTROL MODULE RED WIRE RED/GRN WIRE SERIAL DATA COMMUNICATION ENABLE WHT WIRE WHT/BLU WIRE

3.6L 4.2L TURBO ACCESSORY WAKEUP SERIAL DATA B+ VOLT BLK/BRN WIRE BLK/WHT WIRE BLU WIRE BLU/GRY WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM COUNTER CLOCKWISE CTRL DRIVER INFORMATION CENTER DISPLAY GMLAN SERIAL DATA - 1 GRY WIRE GRY/GRN WIRE HOT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED INCREMENTAL ENCODER DIR SIG INCREMENTAL ENCODER IMPULSE SIG INCREMENTAL ENCODER SENS LOW REF INSTRUMENT CLUSTER LEFT UNDERHOOD FUSE BLOCK LO SPD GMLAN SERIAL DATA 2 LOGIC LOW REF OIL TEMP SENS SIG POWER DISTRIBUTION SYSTEM RED/WHT WIRE RIGHT UNDERHOOD FUSE BLOCK RUN/CRANK IGN 1 VOLT SIG GND TRANS OIL TEMP SENS LOW REF TRANS OIL TEMP SENS SIG TRANSFER CASE CONTROL MODULE (RIGHT REAR OF ENGINE COMPT) TRANSFER CASE FLUID TEMPERATURE SENSOR TRANSFER CASE MOTOR (LEFT REAR OF TRANSFER CASE) TRANSFER CASE MTR CLOCKWISE CTRL UNDERHOOD FUSE BLOCK VIO WIRE VIO/BLK WIRE VIO/RED WIRE VIO/YEL WIRE WHT WIRE WHT/GRN WIRE YEL WIRE YEL/GRY WIRE YEL/VIO WIRE