Cadillac CT4-V I (2019-2024) red/brn Wiring diagrams

BLK WIRE BLU/YEL WIRE BRN/GRN WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM CONTENT THEFT DETERRENT SENSOR CTRL DIMM ENGINE COMPARTMENT COVER SWITCH ENGINE WIRING HARNESS JUNCTION BLOCK GARAGE DOOR OPENER TRANSMITTER GRN/GRY WIRE GRN/WHT WIRE GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK LEFT REAR SIDE DOOR LATCH LEFT REAR SIDE DOOR WINDOW SWITCH LIN BUS 4 LIN BUS 8 LOGIC LR DR AJAR NCA WIRE RED/BLU WIRE RED/BRN WIRE SECURITY IND SW SIG VIO WIRE VIO/WHT WIRE WHT WIRE WHT/BLU WIRE YEL WIRE

ACCENT LIGHTING CTRL BATT POS VOLT 21 BATT POS VOLT 22 FOOTWELL ACCENT LIGHTING CTRL ACCENT LIGHTING CTRL BATT POS VOLT 40 BLK WIRE BLK/WHT WIRE BLU/WHT WIRE BLU/YEL WIRE BODY CONTROL MODULE (RIGHT SIDE OF DASH) BRN/WHT WIRE CAN BUS (-) 2 SER DATA COMPUTER DATA LINES SYSTEM COURTESY LAMP CTRL DOME/READING LAMP CTRL DOME/READING LAMP ENABLE SIG DRIVER INFORMATION CENTER DISPLAY FRONT FLOOR CONSOLE COMPARTMENT LAMP GND 14 GRN/GRY WIRE GRN/VIO WIRE GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES ILLUMINATION IND INSTRUMENT CLUSTER INSTRUMENT PANEL FUSE BLOCK INSTRUMENT PANEL LIGHT CONDUCTOR LAMP LEFT REAR FLOOR COURTESY LAMP LF DOOR OPEN SWITCH SIG LOGIC LR CHILD SECURITY LOCK REAR COMPARTMENT COURTESY LAMP RED/BLU WIRE RED/BRN WIRE RED/GRY WIRE RED/VIO WIRE RIGHT REAR FLOOR COURTESY LAMP RR CHILD SECURITY LOCK VIO/GRN WIRE VIO/GRY WIRE W/O WINDSHIELD HEAD-UP DISPLAY WHT WIRE WHT/BLK WIRE WHT/YEL WIRE YEL/BLU WIRE

AUTOSAR CAN BUS (+) 5 SERIAL DATA BATT POS VOLT BATTERY DISTRIBUTION ENGINE COMPT FUSE BLOCK BLK WIRE BLK/WHT WIRE BLU/WHT WIRE BLU/YEL WIRE BRAKE MASTER CYLINDER) BRAKE SYSTEM CONTROL MODULE COMPUTER DATA LINES SYSTEM DRIVER INFORMATION CENTER DISPLAY GRN/VIO WIRE GRN/YEL WIRE GRY WIRE GRY/BLK WIRE HI SPEED GMLAN SER DATA (-) 2 HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED INSTRUMENT PANEL CLUSTER CONTROL MODULE INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK LEFT PARKING BRAKE ACTUATOR LEFT PRK BRK MTR APPLY CTRL LEFT PRK BRK MTR LOW REF LOGIC PARK BRAKE IND PARKING BRAKE CONTROL SWITCH RED/BRN WIRE RED/VIO WIRE RIGHT PARKING BRAKE ACTUATOR RIGHT PRK BRK MTR APPLY CTRL RIGHT PRK BRK MTR LOW REF RUN/CRANK IGNITION 1 VOLTAGE SERVICE PARK BRAKE IND VIO/BLK WIRE W/O WINDSHIELD HEAD-UP DISPLAY WHT WIRE

BATTERY BATTERY MONITOR MODULE BLK WIRE BRAKE MASTER CYLINDER) BRAKE SYSTEM CONTROL MODULE BRAKE SYSTEM CONTROL MODULE BRAKE MASTER CYLINDER COMPUTER DATA LINES SYSTEM ENGINE COOLANT PUMP ENGINE COOLING FAN MOTOR GENERATOR GRN/YEL WIRE JUMP START BATTERY POSITIVE CABLE TERMINAL POST LEFT ENGINE MOUNT ACTUATOR LEFT FRONT SHORT RANGE RADAR SENSOR LIGHTING CONTROL MODULE LOGIC LONG RANGE FORWARD RANGE RADAR SENSOR NCA WIRE POWER STEERING CONTROL MODULE RED/BLU WIRE RED/BRN WIRE RED/GRN WIRE RED/GRY WIRE RED/VIO WIRE RED/WHT WIRE RED/YEL WIRE RIGHT ENGINE MOUNT ACTUATOR RIGHT FRONT SHORT RANGE RADAR SENSOR STARTER TO INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK (DIAGRAM 4 OF 8) TO INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK (DIAGRAM 5 OF 8) TO MULTI-FUNCTION POWER SUPPLY CONVERTER (DIAGRAM 6 OF 8) TO REAR BODY WIRING HARNESS JUNCTION BLOCK (DIAGRAM 7 OF 8) TO REAR BODY WIRING HARNESS JUNCTION BLOCK (DIAGRAM 8 OF 8) TRANSMISSION CONTROL MODULE

2.7L TURBO AIR CONDITIONING COMPRESSOR RELAY AUTOMATIC TRANSMISSION AUTOMATIC TRANSMISSION AUXILIARY FLUID PUMP BRAKE SYSTEM CONTROL MODULE BRAKE MASTER CYLINDER CONTENT THEFT DETERRENT ALARM ENGINE CONTROL MODULE ENGINE CONTROLS IGNITION RELAY ENGINE RESTART RELAY FROM IGNITION MAIN RELAY (DIAGRAM 2 OF 8) GEAR SHIFT CONTROL MODULE GRN/VIO WIRE HORN RELAY INSTRUMENT PANEL CLUSTER CONTROL MODULE LEFT SOUND QUALITY EXHAUST CONTROL VALVE ACTUATOR NCA WIRE NOT USED RED/BRN WIRE RED/WHT WIRE RIGHT SOUND QUALITY EXHAUST CONTROL VALVE ACTUATOR STARTER RELAY TRANSMISSION CONTROL MODULE VIO/BLK WIRE VIO/GRN WIRE VIO/GRY WIRE W/O WINDSHIELD HEAD-UP DISPLAY WINDSHIELD WASHER PUMP RELAY WINDSHIELD WIPER RELAY

ACCESSORY TIME DELAY CUTOFF RELAY BLK WIRE BODY CONTROL MODULE COLUMN LOCK MODULE CRUISE CONTROL SWITCH FLOOR CONSOLE COMPARTMENT ACCESSORY POWER RECEPTACLE FROM BATTERY DISTRIBUTION FUSE BLOCK (DIAGRAM 1 OF 8) FROM MULTI-FUNCTION POWER SUPPLY CONVERTER (DIAGRAM 6 OF 8) FRONT FLOOR CONSOLE ACCESSORY POWER REAR RECEPTACLE GEAR SHIFT CONTROL MODULE GRY/GRN WIRE HEATED STEERING WHEEL MODULE LOGIC NCA WIRE PARKING BRAKE CONTROL SWITCH RED/BLU WIRE RED/BRN WIRE RED/GRN WIRE RED/GRY WIRE RED/VIO WIRE RED/WHT WIRE STEERING COLUMN TILT WHEEL, TELESCOPE CONTROL MODULE STEERING WHEEL AIR BAG COIL STEERING WHEEL RADIO CONTROL SWITCH TO IGNITION MAIN RELAY (DIAGRAM 2 OF 8) VIO WIRE YEL WIRE

2 WAY 4-WAY AUDIO AMPLIFIER DRIVER FRONT SEAT ADJUSTER SWITCH DRIVER FRONT SEAT BLADDER CONTROL MODULE DRIVER FRONT SEAT BOLSTER MEMORY MODULE DRIVER FRONT SEAT LUMBAR SUPPORT SWITCH DRIVER SEAT ADJUSTER MEMORY MODULE EVAPORATIVE EMISSION CANISTER VENT SOLENOID VALVE FROM BATTERY DISTRIBUTION FUSE BLOCK (DIAGRAM 1 OF 8) LEFT SIDE OBSTACLE DETECTION CONTROL MODULE LIGHTING CONTROL MODULE PARKING ASSIST CONTROL MODULE PASSENGER FRONT SEAT ADJUSTER SWITCH PASSENGER FRONT SEAT BLADDER CONTROL MODULE PASSENGER FRONT SEAT LUMBAR SWITCH PASSENGER FRONT SIDE DOOR WINDOW REGULATOR MOTOR PASSENGER SEAT ADJUSTER MEMORY MODULE PASSENGER SEAT BOLSTER MEMORY MODULE REAR BODY WIRING HARNESS JUNCTION BLOCK RED WIRE RED/BLU WIRE RED/BRN WIRE RED/GRN WIRE RED/GRY WIRE RED/VIO WIRE RED/WHT WIRE RED/YEL WIRE RIGHT REAR SIDE DOOR WINDOW SWITCH RIGHT SIDE OBSTACLE DETECTION CONTROL MODULE SERIAL DATA GATEWAY MODULE TELEMATIC CONTROL MODULE TO MULTI-FUNCTION POWER SUPPLY CONVERTER (DIAGRAM 6 OF 8) TRANSFER CASE CONTROL MODULE VIDEO PROCESSING MODULE VIO WIRE W/ MEMORY W/ OBSTACLE DETECTION ENHANCED SIDE ACTIVE SAFETY W/ SEAT LUMBAR PASSENGER W/O MEMORY

AUDIO AMPLIFIER AUTOMATED DRIVING MAPPING MODULE DIFFERENTIAL CONTROL MODULE DRIVER FRONT SIDE DOOR WINDOW CONTROL SWITCH FROM BATTERY DISTRIBUTION FUSE BLOCK (DIAGRAM 1 OF 8) FRONT SEAT HEATER VENT CONTROL MODULE FUEL PUMP POWER CONTROL MODULE IMAGE PROCESSING MODULE LEFT REAR SHORT RANGE RADAR SENSOR LEFT REAR SIDE SHORT RANGE RADAR SENSOR PASSENGER FRONT SIDE DOOR WINDOW SWITCH REAR BODY WIRING HARNESS JUNCTION BLOCK REAR WINDOW DEFOGGER RELAY RED/BLU WIRE RED/BRN WIRE RED/GRN WIRE RED/GRY WIRE RED/VIO WIRE RED/YEL WIRE REMOTE FUNCTION ACTUATOR MODULE RIGHT REAR SHORT RANGE RADAR SENSOR RIGHT REAR SIDE SHORT RANGE RADAR SENSOR SUNROOF CONTROL MODULE SUSPENSION CONTROL MODULE W/ INTEGRATED BRAKE ASSIST PREFILL W/ LANE ACTIVE SAFETY W/O INTEGRATED BRAKE ASSIST PREFILL W/O LANE ACTIVE SAFETY WINDSHIELD FRONT VIEW CAMERA

AUTOMATIC TRANSMISSION (10-SPEED A/T) AUTOMATIC TRANSMISSION (8-SPEED A/T) AUTOMATIC TRANSMISSION CONTROL LEVER AUTOMATIC TRANSMISSION MANUAL SHIFT SHAFT POSITION SWITCH BATT POS VOLT BLK WIRE BLK/BRN WIRE BLK/GRY WIRE BLK/WHT WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BODY CONTROL MODULE (LEFT SIDE OF DASH) BRAKE PEDAL POSITION SENSOR BRK APPLY SENS LOW REF BRK APPLY SENS SIG BRK APPLY SENS SPLY VOLT BRK POS SENS SIG BRN/BLU WIRE CAN BUS (-) 2 SER DATA CAN BUS (-) 2 SERIAL DATA COMPUTER DATA LINES SYSTEM DRIVER INFORMATION CENTER DISPLAY ENGINE CONTROL MODULE (UNDERHOOD UNDER FUSE BLOCK) ENGINE CONTROLS SYSTEM ENGINE WIRING HARNESS JUNCTION BLOCK ETHERNET BUS 7 (+) ETHERNET BUS 7 (-) GND 13 GRN WIRE GRN/YEL WIRE GRY/BLU WIRE HI SPD GMLAN SERIAL DATA (-) (1) HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED INSTRUMENT PANEL CLUSTER CONTROL MODULE INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK LOCK SHIFT POS SIG LOGIC NCA WIRE PARK POSITION SWITCH PARK SW SIG PARK SW SIG 2 PRK LOCK SOL ACT CTRL RED/BRN WIRE RED/GRY WIRE RUN/CRANK IGNITION 1 VOLTAGE 21 SENS 5 VOLT REF 1 SENS LOW REF 1 SW MODE CTRL X SWITCH MODE CTRL Y TRANS OUT SHAFT SPD TRANSMISSION CONTROL MODULE TRANSMISSION PARK VALVE POSITION SWITCH TRANSMISSION SHIFT LOCK CONTROL SOLENOID ACTUATOR TRANSMISSIONS SYSTEM VIO/BLK WIRE VIO/WHT WIRE W/O WINDSHIELD HEAD-UP DISPLAY WHT WIRE WHT/GRN WIRE WHT/RED WIRE WHT/VIO WIRE WHT/YEL WIRE YEL WIRE YEL/GRN WIRE YEL/GRY WIRE

AUTOSAR CAN BUS (+) 2 SERIAL DATA BATTERY POSITIVE VOLTAGE BLK WIRE BLK/WHT WIRE BLU/WHT WIRE BLU/YEL WIRE BODY CONTROL MODULE (RIGHT SIDE OF DASH) BRN WIRE BRN/GRY WIRE CAN BUS (+) 2 CAN BUS (-) 2 LIFTGATE AJAR SWITCH SIGNAL 1 COMPUTER DATA LINES SYSTEM DISPLAY DRIVER FRONT SIDE DOOR WINDOW CONTROL SWITCH GRN/BLK WIRE GRN/YEL WIRE GROUND HOT AT ALL TIMES INSTRUMENT CLUSTER INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK INTERIOR REAR COMPARTMENT LID RELEASE SWITCH LIFTGATE WINDOW/REAR COMPT LID UNLATCH SIGNAL LIGHTING CONTROL MODULE LIN BUS 2 LIN BUS 3 LOGIC MULTI-FUNCTION CARRIER REAR LICENSE PLATE LAMP REAR CLOSURE HANDLE SWITCH OPEN SIGNAL REAR CLOSURE UNLATCH ACTUATOR UNLATCH CONTROL REAR COMPARTMENT LID LATCH RED WIRE RED/BRN WIRE VIO/BLU WIRE VIO/GRY WIRE W/ WINDSHIELD HEAD-UP DISPLAY W/O WINDSHIELD HEAD-UP DISPLAY WHT WIRE YEL/BLU WIRE