Cadillac CT4-V I (2019-2024) body control module Wiring diagrams

BATTERY FUSE BLOCK BLK WIRE BLU/WHT WIRE BLU/YEL WIRE BODY CONTROL MODULE BRN/VIO WIRE CAN BUS (+) 5 SERIAL DATA COMPUTER DATA LINES SYSTEM DRIVER FRONT SIDE DOOR WINDOW CONTROL SWITCH DRIVER OUTSIDE REAR VIEW MIRROR GLASS DRIVER OUTSIDE REAR- VIEW MIRROR GRN/YEL WIRE HEATER CTRL HOT AT ALL TIMES HTR CTRL HVAC CONTROLS LEFT REAR WINDOW DEFOGGER NOISE FILTER LIN BUS 3 LOGIC PASSENGER FRONT SIDE DOOR WINDOW SWITCH PASSENGER OUTSIDE REAR VIEW MIRROR PASSENGER OUTSIDE REAR VIEW MIRROR GLASS REAR BODY WIRING HARNESS JUNCTION BLOCK REAR DEFOG RLY CTRL REAR DEFOGGER IND REAR DEFOGGER RELAY REAR DEFOGGER SWITCH REAR WINDOW DEFOGGER GRID RED/BLU WIRE RIGHT RADIO ANTENNA COIL WHT WIRE

BLK WIRE BLOWER MOTOR BODY CONTROL MODULE CENTER CONSOLE MULTI-FUNCTION SWITCH COLUMN LOCK MODULE CRUISE CONTROL SWITCH DATA LINK CONNECTOR DIMMER SWITCH DRIVER MONITORING SYSTEM MODULE ENGINE COOLANT PUMP ENGINE COOLING FAN MOTOR FLOOR CONSOLE COMPARTMENT ACCESSORY POWER RECEPTACLE FORWARD COLLISION ALERT DISPLAY FRONT FLOOR CONSOLE ACCESSORY POWER REAR RECEPTACLE FRONT FLOOR CONSOLE COMPARTMENT LAMP FRONT HEATER, AIR CONDITIONING USER INTERFACE CONTROL GEAR SHIFT CONTROL MODULE HAZARD WARNING SWITCH HEAD-UP DISPLAY HEAD-UP DISPLAY SWITCH HEATED STEERING WHEEL MODULE HORN SWITCH IGNITION MAIN RELAY INSTRUMENT PANEL CLUSTER CONTROL MODULE INSTRUMENT PANEL COMPARTMENT LAMP INSTRUMENT PANEL LIGHT CONDUCTOR LAMP INSTRUMENT PANEL MULTI- FUNCTION SWITCH INSTRUMENT PANEL WIRING HARNESS FUSE BLOCK LEFT AUTOMATIC TRANSMISSION MANUAL SHIFT AUXILIARY POSITION SWITCH LEFT FRONT FLOOR COURTESY LAMP LEFT TRANSMISSION MANUAL SHIFT SWITCH NCA WIRE ON/OFF VEHICLE SWITCH PARKING BRAKE CONTROL SWITCH PASSENGER COMPARTMENT AIR FILTER MODULE RETAINED ACCESSORY POWER RELAY RIGHT AUTOMATIC TRANSMISSION MANUAL SHIFT AUXILIARY POSITION SWITCH RIGHT FRONT FLOOR COURTESY LAMP RIGHT TRANSMISSION MANUAL SHIFT SWITCH STEERING COLUMN TILT WHEEL, TELESCOPE CONTROL MODULE STEERING LOCK MODULE STEERING WHEEL AIR BAG COIL STEERING WHEEL RADIO CONTROL SWITCH TURN SIGNAL SWITCH VEHICLE DYNAMIC SENSOR VEHICLE STABILITY CONTROL SYSTEM SWITCH W/ AUTOMATIC STEERING WHEEL HEATER W/O INDUCTIVE PORTABLE WIRELESS DEVICE CHARGER W/O WINDSHIELD HEAD-UP DISPLAY WHT WIRE WIRELESS ACCESSORY CHARGING MODULE

BATTERY DISTRIBUTION ENGINE COMPARTMENT FUSE BLOCK BATTERY DISTRIBUTION FUSE BLOCK BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE BRN WIRE BRN/WHT WIRE ENGINE WIRING HARNESS JUNCTION BLOCK GRN WIRE GRN/WHT WIRE GRY WIRE HIGH NOTE HORN HORN RELAY HORN RLY CTRL HORN SW SIG HOT AT ALL TIMES LOW NOTE HORN NCA WIRE RED WIRE STEERING WHEEL AIR BAG COIL STEERING WHEEL HORN CONTACT SWITCH WHT WIRE

BLK WIRE BLU/VIO WIRE BODY CONTROL MODULE COLUMN LOCK MODULE DRIVER FRONT SEAT BACK VENTILATION BLOWER DRIVER FRONT SEAT CUSHION VENTILATION BLOWER FORWARD COLLISION ALERT DISPLAY FROM ACCESSORY TIME DELAY CUTOFF RELAY (DIAGRAM 4 OF 8) GRN/VIO WIRE IGNITION MAIN RELAY INSIDE AIR MOISTURE, WINDSHIELD TEMPERATURE SENSOR INSIDE REAR VIEW MIRROR LIGHTING CONTROL MODULE NCA WIRE PASSENGER FRONT SEAT BACK VENTILATION BLOWER PASSENGER FRONT SEAT CUSHION VENTILATION BLOWER RESTRAINTS CONTROL MODULE SERIAL DATA GATEWAY MODULE VIO/GRN WIRE VIO/GRY WIRE W/ VENTILATED SEAT

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

ACC IND BLK WIRE BLK/GRY WIRE BLK/WHT WIRE BLU/BLK WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/YEL WIRE BODY CONTROL MODULE BRN/BLK WIRE CAN-BUS COMPUTER DATA LINES SYSTEM DRIVER FRONT SEAT ADJUSTER SWITCH DRIVER FRONT SIDE DOOR WINDOW REGULATOR MOTOR DRIVER SEAT ADJUSTER MEMORY MODULE ENGINE CONTROL MODULE ENGINE START/ STOP ENGINE WIRING HARNESS JUNCTION BLOCK FROM ENGINE WIRING HARNESS JUNCTION BLOCK (DIAGRAM 1 OF 8) FROM REAR BODY WIRING HARNESS JUNCTION BLOCK (DIAGRAM 7 OF 8) GRN/BLK WIRE IGNITION MODE SWITCH ACCESSORY LED SIGNAL IGNITION MODE SWITCH MODE VOLTAGE IGNITION MODE SWITCH START LED SIGNAL ILL LEFT REAR SIDE DOOR WINDOW SWITCH LOW REFERENCE MULTI-FUNCTION POWER SUPPLY CONVERTER ON/OFF VEHICLE SWITCH PASSENGER FRONT SEAT ADJUSTER SWITCH PASSENGER SEAT ADJUSTER MEMORY MODULE PASSIVE START SWITCH SIGNAL 2 REAR BODY WIRING HARNESS JUNCTION BLOCK RED/GRN WIRE RED/GRY WIRE RED/VIO WIRE RED/YEL WIRE SERIAL DATA GATEWAY MODULE START IND STARTER RELAY TO INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK (DIAGRAM 4 OF 8) TRAILER IGNITION POWER RELAY VIO/GRN WIRE W/ MEMORY W/ POWER BOLSTER PASSENGER SEAT W/O MEMORY W/O POWER BOLSTER PASSENGER SEAT WHT WIRE YEL WIRE YEL/BLK WIRE

BATTERY POSITIVE VOLT BLK WIRE BLU WIRE BLU/VIO WIRE BLU/YEL WIRE BODY CONTROL MODULE BODY CTRL MOD LIN BUS 3 CAN BUS (-) 1 SERIAL DATA CAN BUS (-) 1 SERIAL DATA OFF/ACCESSORY IGN VOLT COLUMN LOCK MODULE (LOWER STEERING COLUMN) COMPUTER DATA LINES SYSTEM DRIVER FRONT SIDE DOOR LATCH DRIVER FRONT SIDE DOOR WINDOW REGULATOR MOTOR FRONT DOOR LOCK IND CTRL GRN/YEL WIRE GRY WIRE HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK LOGIC RED/GRY WIRE SERIAL DATA (-) (1) WHT WIRE