Cadillac CT6 I facelift (2018-2023) blk Wiring diagrams

12 VOLT REF 5 VOLT REF ACC IGN VOLT ACTUATOR LO REF AMBIENT LT SENS SIG ANTI-LOCK BRAKES SYSTEM ANTI-LOCK BRAKES, CRUISE CONTROL, EXTERIOR LIGHTS SYSTEMS ANTI-LOCK BRAKES, ELECTRONIC SUSPENSION SYSTEMS ANTI-THEFT SYSTEM ANTI-THEFT SYSTEM CRUISE CONTROL SYSTEM AUTO HOLD SW SIG BATT POSITIVE VOLT BLK WIRE BLK/BRN WIRE BLK/GRY WIRE BLU WIRE BLU/GRY WIRE BLU/ORG WIRE BLU/VIO WIRE BLU/WHT WIRE BLU/YEL WIRE BODY CONTROL MODULE (LOWER LEFT END OF DASH) BRAKE APPLY SENS CTRL BRK APPLY SENS LO REF BRK APPLY SENS SIG BRN WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/WHT WIRE BRN/YEL WIRE CAMERA WASH SIG CHARGE IND CTRL COMPUTER DATA LINES SYSTEM COURTESY LP CTRL CRUISE CONTROL SYSTEM CRUISE CONTROL, ANTI-LOCK BRAKES, EXTERIOR LIGHTS SYSTEMS DIMM SW SIG DIMMER SW LOW REF DOME/READING LP DISABLE SW SIG DOOR LOCKS, ANTI-THEFT SYSTEMS DRV DR LK SW LK SIG DRV DR LK SW UNLK FRON FOOTWELL ACCENT LT CTRL GAP UP/DOWN SW SIG GLOVE BOX DOOR RELEASE SIG GLOVE BOX DR RELEASE RLY CTRL GRN WIRE GRN/GRY WIRE GRN/VIO WIRE GRN/WHT WIRE GRY WIRE GRY/BLK WIRE GRY/GRN WIRE GRY/WHT WIRE HAZARD SW SIG HDLP SW FLASH SIG HDLP SW HDLPS OFF SIG CTRL HDLP SW ON SIG HDLP SW PARK LP SIG HEADLIGHTS SYSTEM HI BEAM SIG HORN SW SIG HORNS SYSTEM HOT AT ALL TIMES IGN MODE SW ACC LED SIG IGN MODE SW ST LED SIG IGN MODE SW VOLT IMMO CTRL MODULE SPLY IND CTRL IND DIMMING CTRL INSTRUMENT PANEL FUSE BLOCK INTERIOR LP CONTROL LED BACKLIGHT DIMM CTRL LF TURN SIG SW SIG LIN BUS POWER DISTRIBUTION SYSTEM REAR BODY FUSE BLOCK REAR FOG LP SW SIG RED/BLU WIRE RED/BRN WIRE RED/GRY WIRE RED/VIO WIRE RED/WHT WIRE REMOTE FUNCTION ACTR TRANS SIG RESUME/ACCELERATE SW SIG RF TURN SIG SW SIG RUN/CRANK IGN 1 VOLT SECURITY IND CTRL SERIAL DATA SERIAL DATA (+) 1 ACTUATOR CTRL SERIAL DATA (+) 1 REMOTE FUNCTION ACTR RECEIVE SIG SERIAL DATA (-) (1) SERIAL DATA LIN BUS 11 SERIAL LIN BUS 4 SHIFT INTERLOCK SYSTEM STARTING/CHARGING SYSTEM STOP START SW SIG STRG COLUMN LCK STATUS SIG TAP UP/TAP DOWN SW SIG TRACTION CTRL SW SIG 1 TRANSMISSIONS SYSTEM VEH ANTI-THEFT SYS IMMOBILIZER LO REF VIO/BLK WIRE VIO/GRN WIRE VIO/YEL WIRE WHT WIRE WHT/BLK WIRE WHT/RED WIRE WINDSHIELD WASHER SW SIG WINDSHIELD WIPER SW HI SIG WINDSHIELD WIPER SW LO REF WINDSHIELD WPR SW LO SIG WIPER/WASHER SYSTEM YEL WIRE YEL/BLU WIRE YEL/BRN WIRE YEL/GRN WIRE

ACC WAKEUP SERIAL DATA ACTIVE SIG ACTUATOR LOCK CTRL BACKUP LAMP CTRL BATT POSITIVE VOL BATT POSITIVE VOLT BLK 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 DOME LP OFF IND CTRL DOME/READING LAMP 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 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 LIFTGATE AJAR SW SIG LIN BUS 1 LIN BUS 2 LIN BUS 3 LO SPD GMLAN SERIAL DATA LOGISTIC MODE RLY OPEN CTRL LR STP LP CTRL LR TURN SIG LP CTRL MALFUNCTION IND CTRL MTR UNLATCH CTRL PASS DR LK SW LK CTRL PASS DR LOCK SW UNLCK CTRL POWER DISTRIBUTION SYSTEM REAR BODY FUSE BLOCK REAR COURTESY LP CTRL RED/GRN WIRE RED/WHT 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 COMM ENABLE STP LP RLY COIL CTRL TRUNK, TAILGATE, FUEL DOORS SYSTEM UNLATCH SIG VIO/BLK WIRE VIO/BLU WIRE VIO/GRY WIRE VIO/WHT WIRE VIO/YEL WIRE 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

ACCESSORY VOLT ACTIVE SIG ANTENNA SIG 1 HI ANTENNA SIG 1 LO ANTENNA SIG 2 HI ANTENNA SIG 2 LO ANTENNA SIG 3 HI ANTENNA SIG 3 LO ANTENNA SIG HI ANTENNA SIG LO BLK WIRE BLK/GRY WIRE BLU WIRE BRN/BLK WIRE BRN/GRN WIRE BRN/YEL WIRE CENTER CONSOLE FRONT KEYLESS ENTRY ANTENNA COMPUTER DATA LINES SYSTEM DRIVER EXTERIOR DOOR HANDLE ASSEMBLY DRIVER EXTERIOR DOOR HANDLE COURTESY LAMP DRIVER EXTERIOR DOOR HANDLE SWITCH DRV DOOR OPEN SW SIG DRV DR HANDLE SW SIG GMLAN SERIAL DATA GRN WIRE GRN/BLK WIRE GRN/GRY WIRE GRN/VIO WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/BLK WIRE GRY/GRN WIRE HANDS FREE PROJECTION LAMP CTRL HANDS-FREE LIFTGATE SENSOR LAMP IGNITION MODE SWITCH INSTRUMENT PANEL COMPARTMENT KEYLESS ENTRY ANTENNA KEYLESS ENTRY CONTROL MODULE LEFT BODY KEYLESS ENTRY ANTENNA LOW REF LR DR HANDLE SW SIG PASS DR HANDLE SW SIG PASSENGER EXTERIOR DOOR HANDLE ASSEMBLY PASSENGER EXTERIOR DOOR HANDLE COURTESY LAMP PASSENGER EXTERIOR DOOR HANDLE SWITCH PASSIVE START SW SIG 2 POWER DISTRIBUTION SYSTEM RAP RLY 2 COIL CONTROL REAR COMPARTMENT KEYLESS ENTRY ANTENNA REAR FASCIA KEYLESS ENTRY ANTENNA RED WIRE RED/YEL WIRE RIGHT BODY KEYLESS ENTRY ANTENNA RR DR HANDLE SW SIG RUN/CRANK IGN 1 VOLT STEERING COLUMN LOCK SIG BATT POS VOLT VIO WIRE VIO/BLK WIRE VIO/GRY WIRE VIO/WHT WIRE VIO/YEL WIRE WHT WIRE WHT/BLK WIRE WHT/GRN WIRE YEL/BLU WIRE YEL/GRY WIRE

3.6L 4.2L TURBO BLK WIRE BLU WIRE BRN WIRE COMPUTER DATA LINES SYSTEM GRN/BLU WIRE HEATED STEERING WHEEL IND HEATED STEERING WHEEL SWITCH HOT W/ IGNITION MAIN RELAY ENERGIZED LED CONTROL LED DIMMING SIG LEFT LOWER STEERING WHEEL CONTROLS SWITCH LEFT UNDERHOOD FUSE BLOCK LIN SERIAL DATA BUS 19 LOGIC NCA WIRE ORG/ WIRE PNK WIRE RED WIRE RIGHT UPPER STEERING WHEEL CONTROLS SWITCH RUN/CRANK IGN 1 VOLT STEERING WHEEL AIR BAG COIL STEERING WHEEL HEATER STEERING WHEEL HEATER FUSE HOLDER STEERING WHEEL HEATING CONTROL MODULE STEERING WHEEL HIGH CTRL STEERING WHEEL VOLT REF SW SIG UNDERHOOD FUSE BLOCK VIO/GRY WIRE VIO/WHT WIRE WHT WIRE

ACTIVE STEERING CONTROL MODULE BLK WIRE BLK/WHT WIRE BRN/WHT WIRE HEATED STEERING WHEEL IND HEATED STEERING WHEEL SWITCH HOT W/ IGNITION MAIN RELAY ENERGIZED LEFT LOWER STEERING WHEEL CONTROLS SWITCH LOGIC ORG/ WIRE PNK WIRE RED WIRE RIGHT UPPER STEERING WHEEL CONTROLS SWITCH STEERING WHEEL AIR BAG COIL STEERING WHEEL HEATER STEERING WHEEL HEATER FUSE HOLDER UNDERHOOD FUSE BLOCK VIO/GRY WIRE VIO/WHT WIRE

BATT POS VOLT BLK WIRE BLU WIRE BLU/BLK WIRE BLU/VIO WIRE BRAKE SYSTEM CONTROL MODULE BRN WIRE COMPUTER DATA LINES SYSTEM DRIVER INFORMATION CENTER DISPLAY GRN/VIO WIRE GROUND GRY WIRE GRY/BLK WIRE GRY/GRN WIRE GRY/RED WIRE HI SPD GMLAN SERIAL DATA (-) (1) HOT AT ALL TIMES INSTRUMENT CLUSTER LEFT PARK BRAKE ACTUATOR LOGIC LOW SPEED GMLAN SERIAL DATA LR PARK BRK MTR APPLY CTRL LR PARK BRK MTR LOW REF PARK BRAKE CONTROL SWITCH (ON INSTRUMENT PANEL) PARK BRK APPLY SW SIG PARK BRK APPLY SW VOLT REF PARK BRK RELEASE SW PARK BRK RELEASE SW SIG PARK BRK SW SIG PARK BRK SW SPLY PARK IND RED/YEL WIRE RIGHT PARK BRAKE ACTUATOR RR PARK BRK MTR APPLY CTRL RR PARK BRK MTR LOW REF SERVICE PARK BRAKE IND UNDERHOOD FUSE BLOCK WHT WIRE YEL WIRE YEL/RED WIRE

BACK CLIMATE BLK WIRE BLU WIRE BLU/BRN WIRE BLU/GRY WIRE CLIMATE CLIMATE CTRL CTRL FAN SPD FAN SPD GRN WIRE GRN/GRY WIRE HOT W/ IGNITION MAIN RELAY ENERGIZED IGN 1 VOLT LEFT REAR BACK SEAT BLOWER ASSEMBLY LEFT REAR CUSHION SEAT BLOWER ASSEMBLY LOGIC LR SEAT BACK LR SEAT CUSHION MOTOR CTRL POWER DISTRIBUTION SYSTEM REAR BODY FUSE BLOCK RED WIRE RIGHT REAR BACK SEAT BLOWER ASSEMBLY RIGHT REAR CUSHION SEAT BLOWER ASSEMBLY RR SEAT BACK RR SEAT CUSHION RUN/CRANK VENT VENT MOTOR CTRL VIO/BLK WIRE WHT WIRE YEL WIRE

3.6L 4.2L TURBO AUTOMATIC TRANSMISSION ASSEMBLY B+ VOLT BLK WIRE BLK/BRN 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 5 VOLT REF BRK POS SENS LO REF BRK POS SENS SIG BRN WIRE COMPUTER DATA LINES SYSTEM ENGINE CONTROL MODULE GRN/GRY WIRE HI SPD GMLAN SER DATA (+) 1 HI SPD SER DATA (-) 1 HOT AT ALL TIMES J192 (4.2L TURBO) J193 (4.2L TURBO) NCA WIRE ORG/ WIRE PARK LOCK SOL CTRL REAR BODY FUSE BLOCK RED/WHT WIRE SENS LOW REF TRANS HI SIDE DRV 1 SIG DRV TRANSMISSION CONTROL MODULE TRANSMISSION PARK VALVE LOCK SOLENOID ACTUATOR TRANSMISSION SYSTEM VIO/BLK WIRE WHT WIRE WHT/GRN WIRE WHT/RED WIRE

3.6L 4.2L TURBO BATT POSITIVE VOLT BLK WIRE BLU WIRE BLU/VIO WIRE BODY CONTROL MODULE (LOWER LEFT END OF DASH) COMPUTER DATA LINES SYSTEM DOOR OPEN SW SIG DRIVER DOOR LATCH ASSEMBLY GND LO SPD GMLAN SERIAL DATA GRN WIRE GRN/VIO WIRE HI SPD GMLAN SERIAL DATA (-) (1) HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED INSTRUMENT PANEL FUSE BLOCK KEYLESS ENTRY CONTROL MODULE LEFT UNDERHOOD FUSE BLOCK LO SPD GMLAN SERIAL DATA LOGIC OFF/ACCESSORY VOLT RED/GRY WIRE STEERING COLUMN LOCK MODULE (IN PASSENGER COMPT, ON STEERING COLUMN) STRG COL LOCK SIG STRG COL LOCK STATUS SIG STRG LOCK SIG UNDERHOOD FUSE BLOCK WHT WIRE

3-4, 5-6, 7-8, 21-22, 23-24) ACTIVE BODYWORKS SYSTEM AIR BAG IND AIR BAG OFF IND AIR BAG ON IND BLK WIRE BLK/ORG WIRE BLK/WHT WIRE BLU WIRE BLU/YEL WIRE BRN/ORG WIRE COMPUTER DATA LINES SYSTEM DATA COMM ENABLE DISPLAY DRIVER INFORMATION CENTER DISPLAY DRIVER KNEE AIR BAG DRV KNEE MOD HI CTRL DRV KNEE MOD LO CTRL PASS KNEE MOD LO CTRL PASS KNEE MOD HI CTRL GRN WIRE GRY/GRN WIRE GRY/ORG WIRE HI SPD GMLAN (-) 2 INFLATABLE RESTRAINT SENSING, DIAGNOSTIC MODULE INSTRUMENT CLUSTER LEFT SEAT BELT RETRACTOR MOTOR MODULE LH HOOD ACTUATOR HI CTRL LH HOOD ACTUATOR LO CTRL MOD STAGE 1 LO LO SPD GMLAN SERIAL DATA LOGIC LOW SPD GMLAN SERIAL DATA MOD STAGE 1 HI ORG/BLU WIRE ORG/VIO WIRE ORG/WHT WIRE PASS AIR BAG OFF IND PASS AIR BAG ON IND PASS SEAT BELT IND PASS STAGE 1 HI PASS STAGE 1 LO PASS STAGE 2 HI PASS STAGE 2 LO PASSENGER AIR BAG DISABLED INDICATOR PASSENGER INSTRUMENT PANEL AIR BAG PASSENGER KNEE AIR BAG RED/BLU WIRE RED/GRN WIRE RIGHT SEAT BELT RETRACTOR MOTOR MODULE SEAT BELT IND SEAT BELT ON IND SHORTING BAR SIG GND STEERING WHEEL AIR BAG STEERING WHEEL AIR BAG COIL VIO WIRE VIO/GRY WIRE VIO/WHT WIRE WHT WIRE WHT/BLU WIRE WHT/ORG WIRE WHT/RED WIRE YEL/ORG WIRE