Cadillac CT4-V I (2019-2024) (upper rear of left kick panel) Wiring diagrams

BATTERY BATTERY DISTRIBUTION ENGINE COMPT FUSE BLOCK BATTERY DISTRIBUTION FUSE BLOCK BATTERY MONITOR MODULE BLK WIRE BLK/WHT WIRE BLU/GRY WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BUS (+) 5 SERIAL DATA BUS (-) SERIAL DATA CHARGE IND CHARGE IND CTRL COMPUTER DATA LINES SYSTEM DRIVER INFORMATION CENTER DISPLAY ENGINE CONTROL MODULE GENERATOR GENERATOR FIELD DUTY CYCLE SIG GRN/YEL WIRE GRY WIRE HOT W/ IGNITION MAIN RELAY ENERGIZED IGN 1 VLT 21 IGNITION 1 VOLT 4 INSTRUMENT PANEL CLUSTER CONTROL MODULE INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK LIN BUS (-) SER DATA LOGIC RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE VIO/BLK WIRE VIO/GRN WIRE 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

AUTOSAR CAN BATT POS VOLT BLK WIRE BLK/GRN WIRE BLU/WHT WIRE BLU/YEL WIRE BUS (-) 5 DATA COMPUTER DATA LINES SYSTEM GRN/BLK WIRE GROUND GY USB SER DATA HEAD-UP DISPLAY HEAD-UP DISPLAY SWITCH HEADLAMP HOT AT ALL TIMES HUD HUD SIG HUD SW LOW REF HUD SW SIG INFO INSTRUMENT PANEL CLUSTER CONTROL MODULE INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK LIN BUS 1 LOGIC LVDS RED/BLU WIRE YEL WIRE YEL/WHT WIRE

ABS IND. ADAPTIVE CRUISE IND ADAPTIVE FRONT LIGHTING (AFL) IND AIR BAG IND AUTO HIGH BEAM IND AUTO STOP IND AUTOSAR CAN BUS (+) 5 SER DATA AUTOSAR CAN BUS (-) 5 SER DATA BATT POSITIVE VOLT BLK WIRE BLU/WHT WIRE BLU/YEL WIRE BRAKE SYSTEM WARNING IND BRAKE WARNING IND BRN/BLU WIRE CHARGE IND COMPUTER DATA LINES SYSTEM CRUISE IND DAY NIGHT LED CTRL DECENT CTRL IND DOOR AJAR IND DRIVER INFORMATION CENTER DISPLAY ELECTRIC STABILITY CONTROL OFF IND ELECTRIC STABILITY IND ENGINE COOLANT TEMPERATURE GAUGE ENGINE COOLANT TEMPERATURE IND ENGINE OIL PRESSURE IND ESC IND ESC OFF IND ETHERNET BUS 7 (-) FORWARD COLLISION ALERT LED CTRL FRONT FOG LAMP IND FUEL GAUGE GRN/BLK WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/YEL WIRE HEAD-UP DISPLAY CIRCUIT HIGH BEAM ASSIST IND HIGH BEAM IND HIGH BEAM LAMP IND HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED HUD SIG IGN 1 VOLT INSTRUMENT PANEL CLUSTER CONTROL MODULE INSTRUMENT PANEL FUSE BLOCK LEFT TURN IND LIGHTS ON IND LIN BUS 1 LOGIC LOW FUEL IND LVDS MALFUNCTION IND NAVIGATION SYSTEM PARK BRAKE IND PARK LAMP IND POWER STEERING WARNING LIGHT IND RED/BLU WIRE RED/BRN WIRE RIGHT TURN IND SEAT BELT IND SECURITY IND SERVICE IND SERVICE PARK BRAKE IND SPEEDOMETER TACHOMETER TIRE PRESSURE IND TOW/ HAUL IND TRACTION CRTL OFF IND VEHICLE AHEAD IND VIO/BLK WIRE VIO/GRN WIRE W/O WINDSHIELD HEAD-UP DISPLAY

5-VOLT REF 1 AIR TEMPERATURE SENS SIG AUTOSAR CAN CAN BUS (-) 2 SER DATA AMBIENT AIR TEMPERATURE SENSOR AUTOSAR CAN CAN BUS (+) 2 SER DATA GND BLK WIRE BLK/GRY WIRE BLK/WHT WIRE BLK/YEL WIRE BLU/GRY WIRE BLU/RED WIRE BLU/YEL WIRE BRN/BLU WIRE BRN/GRY WIRE CAN BUS (+) 2 CAN BUS (-) 2 LIFTGATE AJAR SWITCH SIGNAL 1 COMPUTER DATA LINES SYSTEM DRIVER FRONT SIDE DOOR WINDOW SWITCH ENGINE CONTROL MODULE (UNDER UNDERHOOD FUSE BLOCK) ENGINE CONTROLS SYSTEM ENGINE OIL PRESSURE SENSOR ENGINE OIL TEMPERATURE SENSOR GRN/YEL WIRE HOT AT ALL TIMES IGN 1 VOLT 4 INSTRUMENT PANEL FUSE BLOCK INTERIOR REAR COMPARTMENT LID RELEASE SWITCH LIFTGATE WINDOW/REAR COMPT LID UNLATCH SIGNAL LIGHTING CONTROL MODULE LIN BUS 3 LOGIC MULTI-FUNCTION CARRIER LICENSE PLATE LAMP OIL PRESS SENS SIG OIL TEMP SENS SIG PARKING BRAKE CONTROL SWITCH PARKING BRAKE SWITCH RED/VIO WIRE SENS LOW REF (2) SENS LOW REF (3) VIO WIRE VIO/BLU WIRE VIO/GRN WIRE VIO/GRY WIRE WHT WIRE YEL/BLU WIRE YEL/BRN WIRE

BATT POS VOLT BLK WIRE BLU/BLK WIRE BLU/YEL WIRE BRN/GRY WIRE COMPUTER DATA LINES SYSTEM DRV SEAT MEM CTRL MOD LIN BUS 1 GRN/BRN WIRE GRN/WHT WIRE GRY/VIO WIRE HOT AT ALL TIMES INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK RED/BRN WIRE STEERING COLUMN TELESCOPE ACTUATOR STEERING COLUMN TILT WHEEL ACTUATOR STEERING COLUMN TILT WHEEL, TELESCOPE CONTROL MODULE STEERING COLUMN TILT, TELESCOPE SWITCH STRG CLMN TELESCOPE MTR LO REF STRG CLMN TELESCOPE MTR SIG STRG CLMN TILT MTR DOWN CTRL STRG CLMN TILT MTR LOW REF STRG CLMN TILT MTR SIG STRG CLMN TILT MTR UP CTRL TELESCOPE MTR FORWARD CTRL TELESCOPE MTR REARWARD CTRL TELESCOPE SW DOWN SIG TELESCOPE SW FEEDBACK SIG TELESCOPE SW FORWARD SIG TELESCOPE SW REARWARD SIG TELESCOPE SW UP SIG VIO/BLK WIRE VIO/GRY WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE YEL/BRN WIRE

AUXILIARY WIRELESS COMMUNICATION INTERFACE ANTENNA BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/WHT WIRE BRN/BLU WIRE BRN/VIO WIRE BRN/WHT WIRE COAX COMPUTER DATA LINES SYSTEM CRUISE CONTROL SWITCH GRN/BLK WIRE GRN/GRY WIRE GRN/YEL WIRE GRY WIRE GRY/WHT WIRE LOGIC LVDS MUTE RADIO REAR VIEW DRIVER INFORMATION CAMERA USB VIO/BLU WIRE VIO/WHT WIRE VOICE YEL WIRE YEL/BLK WIRE

AM/FM RADIO ANTENNA AMPLIFIER BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BRN/BLU WIRE BRN/VIO WIRE BRN/WHT WIRE COAX COMPUTER DATA LINES SYSTEM DOWN GRN/BLK WIRE GRN/GRY WIRE GRN/YEL WIRE HOT AT ALL TIMES INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK LEFT LOGIC REAR BODY WIRING HARNESS JUNCTION BLOCK RED/GRN WIRE RED/YEL WIRE RIGHT UP SEEK DOWN SEEK UP SEL STEERING WHEEL AIR BAG COIL STEERING WHEEL RADIO CONTROL SWITCH VIO WIRE VIO/BLU WIRE VIO/WHT WIRE VOL (-) YEL WIRE YEL/BLK WIRE

BLK/WHT WIRE BLU/BLK WIRE BRN/VIO WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM DOWN GRN WIRE GRN/BLK WIRE GRN/BRN WIRE GRN/GRY WIRE GRY WIRE GRY/BLU WIRE HOT AT ALL TIMES INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK LEFT LEFT FRONT ACTIVE NOISE CANCELLATION MICROPHONE LEFT RADIO REAR SIDE DOOR SPEAKER LEFT RADIO REAR SIDE UPPER SPEAKER LEFT RADIO REAR SURROUND SPEAKER LOGIC REAR BODY WIRING HARNESS JUNCTION BLOCK RED/GRN WIRE RED/YEL WIRE RIGHT RIGHT RADIO QUARTER SPEAKER RIGHT RADIO REAR SURROUND SPEAKER SEEK DOWN SEEK UP SEL STEERING WHEEL AIR BAG COIL STEERING WHEEL RADIO CONTROL SWITCH VIO WIRE VIO/BLU WIRE VIO/WHT WIRE VOL (-) WHT WIRE WHT/BLK WIRE WHT/BRN WIRE YEL/BLK WIRE YEL/BRN WIRE YEL/GRN WIRE

ACTUATOR RLY CTRL BUS (-) SERIAL DATA BLK WIRE BLK/GRY WIRE BLK/WHT WIRE BLU/BLK WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/YEL WIRE BODY CONTROL MODULE (RIGHT SIDE OF DASH) BUS (+) 3 SERIAL DATA BUS (-) 2 SERIAL DATA BUS (-) SERIAL DATA CAN BUS (-) 3 SER DATA COMPUTER DATA LINES SYSTEM ENGINE CONTROL MODULE (UNDER FUSE BLOCK UNDERHOOD) GRN/BLK WIRE GRN/YEL WIRE GROUND HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED IGN MODE SW MODE VLT IGN MODE SW SIG 2 IGNITION MODE SWITCH INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK MULTI-FUNCTION POWER SUPPLY CONVERTER PASSIVE START SW 2 LOW REF POWER DISTRIBUTION SYSTEM REAR BODY WIRING HARNESS JUNCTION BLOCK RED/GRN WIRE RED/GRY WIRE RED/VIO WIRE RED/YEL WIRE RUN/CRANK IGN 1 VOLT 4 STARTER PINION SENS 5 VOLT REF 1 SERIAL DATA GATEWAY MODULE (LEFT SIDE OF DASH) STARTER ENABLE RLY CTRL TRENS INTERNAL MODE SW MODE CTRL Y VEHICLE SENS LOW REF 1 VIO/GRN WIRE WHT WIRE WHT/RED WIRE YEL/BLK WIRE YEL/VIO WIRE