Cadillac CT4-V I (2019-2024) blk Wiring diagrams

AUTOMATED DRIVING MAPPING MODULE AUTOSAR CAN BUS (+) 8 SERIAL DATA BATTERY POSITIVE VOLT BLK WIRE BLU/GRY WIRE BRN WIRE BRN/BLU WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM DRIVER INFORMATION CENTER DISPLAY ETHERNET BUS 11 (-) ETHERNET BUS 3 (+) ETHERNET BUS 7 (-) HOT AT ALL TIMES INSTRUMENT PANEL CLUSTER CONTROL MODULE LOGIC REAR BODY WIRING HARNESS JUNCTION BLOCK RED WIRE RED/YEL WIRE W/O WINDSHIELD HEAD-UP DISPLAY WHT/BRN WIRE WHT/GRY WIRE YEL WIRE YEL/BRN WIRE

8 SPEED AUTOMATIC TRANSMISSION ASSEMBLY AUTOSAR CAN BUS (+) 2 SERIAL DATA BACKUP LAMP BACKUP LAMP CONTROL BACKUP LAMP CONTROL 2 BLK WIRE BLK/GRY WIRE BLK/WHT WIRE BLU/WHT WIRE BLU/YEL WIRE CAN BUS (-) 2 SERIAL DATA CAN BUS (+) 2 SERIAL DATA COMPUTER DATA LINES SYSTEM ENGINE CONTROL MODULE ENGINE CONTROLS SYSTEM GRN/WHT WIRE GRN/YEL WIRE GROUND 22 HOT AT ALL TIMES INSIDE REAR VIEW MIRROR LEFT TAIL LAMP ASSEMBLY LIGHTING CONTROL MODULE (RIGHT SIDE OF DASH) LOGIC NCA WIRE RADIO RED/WHT WIRE RIGHT TAIL LAMP ASSEMBLY SECONDARY FUSED BATTERY POSITIVE VOLTAGE 27 TRANSMISSION CONTROL MODULE (UNDERHOOD FRONT RIGHT OF FUSE BLOCK) TRANSMISSION INTERNAL MODE SW CONTROL X TRANSMISSION INTERNAL MODE SWITCH TRANSMISSION INTERNAL MODE SWITCH Y LOW REF 1 5 VOLT REF 1 UNDERHOOD FUSE BLOCK WHT WIRE WHT/RED WIRE

AUTOSAR CAN BUS (+) 2 SERIAL DATA BATTERY POSITIVE VOLT BLK WIRE BLU/BRN WIRE BLU/YEL WIRE BRN/BLU WIRE COMPUTER DATA LINES SYSTEM DR ILL LAMP 2 CTRL DR ILL LAMP GND DRIVER INFORMATION CENTER DISPLAY DRIVER MONITORING CAMERA DRIVER MONITORING SYSTEM MODULE ETHERNET BUS 7 (-) GN LVDS HOT AT ALL TIMES INSTRUMENT CLUSTER CONTROL MODULE INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK LOGIC LVDS PERFORMANCE DATA GN REC LOW VOLT LVDS DIFFERENTIAL SIGNALING LVDS SIG RED/BLU WIRE STEERING WHEEL AIR BAG COIL STEERING WHEEL LED DISPLAY VIO WIRE W/O WINDSHIELD HEAD-UP DISPLAY WHT WIRE WHT/VIO WIRE YEL/BLU WIRE

APPROACH LAMP CONTROL BACKUP LAMP BACKUP LAMP CONTROL BACKUP LAMP CONTROL 2 BACKUP LAMPS CIRCUIT BLK WIRE BLU/VIO WIRE BLU/WHT WIRE BRN/BLU WIRE BRN/GRY WIRE BRN/YEL WIRE CENTER HIGH MOUNTED STOP LAMP CENTER HIGH MOUNTED STOP LAMP SUPPLY VOLTAGE COMPUTER DATA LINES SYSTEM DRIVER OUTSIDE REAR- VIEW MIRROR ETHERNET BUS 7 (-) GND 13 GRN/GRY WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/BLU WIRE HOT W/ IGNITION MAIN RELAY ENERGIZED INSTRUMENT CLUSTER INSTRUMENT PANEL FUSE BLOCK LEFT REAR PARK LAMP LEFT REAR PARK LAMP CONTROL RR TURN SIGNAL LAMP CONTROL 2 LEFT STOP/ TURN SIGNAL LAMP LEFT TAIL LAMP ASSEMBLY LEFT TURN IND LEFT TURN SIGNAL LAMP CONTROL 2 LEFT TURN SIGNAL REPEATER LAMP LIGHTING CONTROL MODULE (RIGHT SIDE OF DASH) LOGIC LR TURN SIGNAL LAMP CONTROL 2 NCA WIRE PARK LAMPS IND PASSENGER OUTSIDE REAR VIEW MIRROR REAR LICENSE PLATE LAMP REAR LICENSE PLATE LAMP CONTROL REAR TURN SIGNAL LAMP FEEDBACK SIG RIGHT REAR PARK LAMP RIGHT REAR PARK LAMP CONTROL RIGHT STOP/ TURN SIGNAL LAMP RIGHT TAIL LAMP ASSEMBLY RIGHT TURN IND RIGHT TURN SIGNAL LAMP CONTROL 2 RIGHT TURN SIGNAL REPEATER LAMP RR TURN SIGNAL LAMP FEEDBACK SIGNAL RUN/CRANK IGNITION 1 VOLTAGE 21 RUN/CRANK IGNITION 1 VOLTAGE 5 VIO/BLK WIRE VIO/GRY WIRE W/ HEAD-UP DISPLAY WINDSHIELD W/O HEAD-UP DISPLAY WINDSHIELD WHT/BLK WIRE WHT/GRN WIRE WHT/GRY WIRE WHT/VIO WIRE WINDSHIELD WIPER SWITCH HIGH SIGNAL WIPER/WASHER SYSTEM YEL/BLU WIRE

5-VOLT REFERENCE 1 AUTO BLK WIRE BLK/BRN WIRE BLK/GRY WIRE BLK/WHT WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRAKE APPLY SENS LOW REF BRAKE APPLY SENS SIG BRAKE APPLY SENS VOLT REF BRAKE PEDAL POSITION SENSOR CAN BUS (-) 2 SERIAL DATA CAN BUS (-) SERIAL DATA COMPUTER DATA LINES SYSTEM ENGINE CONTROL MODULE GRN/GRY WIRE GRN/VIO WIRE GRN/WHT WIRE GROUND 14 HAZARD SWITCH HAZARD WARNING SWITCH SIG HDLP SWITCH PARK LAMP SIG HEAD INSTRUMENT PANEL MULTI- FUNCTION SWITCH LEFT LEFT CORNERING LAMP LEFT FRONT TURN SIGNAL LAMP LEFT HEADLAMP ASSEMBLY LEFT PARK DAYTIME RUNNING LAMP LEFT TURN SIG SWITCH SIG LEFT TURN SIGNAL LAMP LOGIC LOW REFERENCE 1 NCA WIRE OFF OPEN SIGNAL PARK REAR CLOSURE HANDLE SWITCH RED/BLU WIRE RED/GRY WIRE RED/VIO WIRE RED/WHT WIRE RIGHT RIGHT TURN SIG SWITCH SIG SEC FUSED BATT POS VOLT 25 SENSOR SIG TURN SIGNAL/ MULTI-FUNCTION SWITCH UNDERHOOD FUSE BLOCK VIO/BLK WIRE VIO/BLU WIRE WHT WIRE WHT/GRN WIRE WHT/YEL WIRE YEL/BLU WIRE YEL/GRY WIRE YEL/WHT WIRE

BLK WIRE BLU/GRN WIRE BLU/WHT WIRE BRN/GRN WIRE BRN/GRY WIRE FRONT TURN SIG LAMP FEEDBACK SIG GRN WIRE GRN/VIO WIRE GRY WIRE HEADLIGHTS SYSTEM LEFT CORNERING LAMP CONTROL LEFT FRONT LAMP ASSEMBLY CONTROL LEFT FRONT DRL CONTROL LEFT FRONT PARK LAMP LEFT FRONT PARK LAMP CONTROL LEFT FRONT PARK LAMP CONTROL LEFT FRONT DRL CONTROL LEFT FRONT SIDE MARKER LAMP LEFT FRONT TURN SIGNAL LAMP CONTROL LEFT HEADLAMP HI BEAM CONTROL LEFT HEADLAMP HIGH BEAM CONTROL LEFT HEADLAMP LOW BEAM CONTROL LIGHTING CONTROL MODULE (RIGHT SIDE OF DASH) LOGIC LOW WASHER FLUID INDICATOR CTRL NCA WIRE RED/GRY WIRE RED/VIO WIRE RED/WHT WIRE RF TURN SIG LAMP FEEDBACK SIG RIGHT CORNERING LAMP RIGHT FRONT PARK LAMP RIGHT FRONT PARK LAMP CONTROL RIGHT FRONT SIDE MARKER LAMP RIGHT FRONT TURN SIGNAL LAMP RIGHT HEADLAMP ASSEMBLY RIGHT PARK DAYTIME RUNNING LAMP RIGHT TURN SIGNAL LAMP SEC FUSED BATT POSITIVE VOLT 55 SEC FUSED BATT POSITIVE VOLT 56 SECONDARY FUSED BATT POS VOLT 57 VIO WIRE VIO/BLK WIRE WHT WIRE WHT/VIO WIRE WHT/YEL WIRE WINDSHIELD WASHER RELAY CONTROL WINDSHIELD WIPER MOTOR PARK SW SIG WINDSHIELD WIPER MOTOR RLY COIL CTRL WINDSHIELD WIPER SWITCH HIGH SIG WIPER/WASHER SYSTEM YEL WIRE YEL/GRY WIRE YEL/WHT WIRE

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 BLK/BRN WIRE BLK/GRY WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/VIO WIRE BRN/WHT WIRE CARD READER RECEPTACLE COAX COMPUTER DATA LINES SYSTEM GRN WIRE GRN/BLK WIRE GRY/YEL WIRE LEFT FRONT MOBILE TELEPHONE MICROPHONE LOGIC LVDS NCA WIRE RED/BLU WIRE RED/VIO WIRE RIGHT FRONT MOBILE TELEPHONE MICROPHONE USB VEHICLE PERFORMANCE CAMERA VEHICLE PERFORMANCE DATA RECORDER VEHICLE PERFORMANCE GPS ANTENNA VIO WIRE VIO/YEL WIRE W/ ONSTAR W/O ONSTAR WHT/VIO WIRE YEL/VIO WIRE

1 PU 2 PU AUDIO (-) CONTROL AUDIO (-) CTRL AUTOSAR CAN BLK WIRE BLK/BRN WIRE BLK/GRY WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/WHT WIRE BLU/YEL WIRE BRN/VIO WIRE BRN/WHT WIRE BUS (-) 5 SER DATA CELL PHONE SIG CELL/GPS CELLULAR TELE CELLULAR TELE MICRO COAX COAXIAL ANTENNA COMBINED SIG COMPUTER DATA LINES SYSTEM ETHERNET BUS 4 (-) GRN/BLK WIRE GRY WIRE GRY/WHT WIRE GRY/YEL WIRE INFOTAINMENT CONTROL SWITCH LOGIC LOW REF LOW REF 7 MICRO SIG + MULTIMEDIA RECEPTACLE NCA WIRE RED/VIO WIRE USB VOICE RECOGNITION W/ ONSTAR W/O ONSTAR WHT/BLK WIRE YEL WIRE

AUTOSAR CAN BUS (+) 1 SERIAL DATA AUTOSAR CAN BUS (+) 2 SERIAL DATA BATTERY POSITIVE VOLTAGE BLK WIRE BLK/BLU WIRE BLK/GRY WIRE BLK/WHT WIRE BLU WIRE BLU/YEL WIRE BODY CONTROL MODULE (RIGHT SIDE OF DASH) BRN WIRE BRN/BLU WIRE BRN/WHT WIRE BUS 7 (-) COMPUTER DATA LINES SYSTEM DRIVER INFORMATION CENTER DISPLAY ETHERNET FRT PRK ASSIST DISPLAY CTRL FRT PRK ASSIST SENS LOW REF GRN/BRN WIRE GRY/BLU WIRE GRY/GRN WIRE HAZARD WARNING SWITCH HOT AT ALL TIMES INSTRUMENT PANEL CLUSTER CONTROL MODULE LEFT FRONT MIDDLE PARKING ASSIST ALARM SENSOR LEFT FRONT OUTER PARKING ASSIST ALARM SENSOR LEFT REAR MIDDLE PARKING ASSIST ALARM SENSOR LEFT REAR OUTER PARKING ASSIST ALARM SENSOR LF MID PRK ASSIST SENS LF OUTER PRK ASSIST SENS LOGIC LR MID PRK ASSIST SENS SIG OBJECT SENS LOW REF OBJECT SENSOR VOLTAGE REF PARKING ASSIST CONTROL MODULE REAR BODY WIRING HARNESS JUNCTION BLOCK REAR PARKING ASSIST DISABLE IND REAR PARKING ASSIST DISABLE LED SIGNAL REAR PARKING ASSIST DISABLE SIGNAL REAR PARKING ASSIST DISABLE SWITCH RED/GRN WIRE RF MID PRK ASSIST SENS RF OUTER PRK ASSIST SENS RIGHT FRONT MIDDLE PARKING ASSIST ALARM SENSOR RIGHT FRONT OUTER PARKING ASSIST ALARM SENSOR RIGHT REAR MIDDLE PARKING ASSIST ALARM SENSOR RIGHT REAR OUTER PARKING ASSIST ALARM SENSOR RR MID PRK ASSIST SENS SIG LR OUTER PRK ASSIST SENS SIG RR OUTER PRK ASSIST SENS SIG SIG GROUND VIO/GRY WIRE VIO/WHT WIRE WHT WIRE WHT/GRY WIRE YEL WIRE YEL/BLU WIRE YEL/GRY WIRE YEL/VIO WIRE YEL/WHT WIRE