Cadillac XT4 I (2018-2023) starting/charging system Wiring diagrams

ACC IGN VOLT ACC WAKEUP SERIAL DATA ACCELERATE SW SIG AIR CONDITIONING SYSTEM ANTI-THEFT SYSTEM BACKUP LP CTRL BATTERY POSITIVE VOLTAGE BLK WIRE BLK/WHT WIRE BLU WIRE BLU/BRN WIRE BLU/VIO WIRE BODY CONTROL MODULE (LOWER CENTER OF DASH) BRN WIRE BRN/GRN WIRE BRN/GRY WIRE BRN/YEL WIRE CHARGE INDICATOR CTRL COMMUNICATION ENABLE COMPUTER DATA LINES SYSTEM COURTESY LP SW SIG CRUISE CONTROL SYSTEM DOOR LK ACTUATOR CTRL 2 DOOR LK ACTUATOR LK CTRL DOOR LK ACTUATOR UNLK CTRL DOOR LOCKS, ANTI-THEFT SYSTEMS DRIVER DOOR LOCK SW LOCK SIG DRIVER DOOR LOCK SW UNLOCK SIG ENGINE START/STOP SWITCH EXTERIOR LIGHTS SYSTEM INTERIOR LIGHTS SYSTEM FUEL DOOR LOCK RELAY CTRL GAP UP/DOWN SW SIG SET/COAST/RESUME/ 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/GRN WIRE GRY/YEL WIRE HAZ SW LH TURN SIG HAZ SW RH TURN SIG HDLP DIMMER SW HI BEAM SIG HDLP SW FLASH TO PASS SIG HEADLIGHTS SYSTEM HI SPD GMLAN SERIAL DATA (-) (1) HOOD STATUS B SIG PUSH BUTTON START CHALLENGE ACTIVE SIG HORN SW SIG HORNS SYSTEM IGNITION MODE SWITCH IMMOBILIZER CTRL IMMOBILIZER LOW REF INADVERTENT PWR CTRL IND INTERIOR LP CTRL LED AMBIENT LIGHTING CTRL 1 LED BACKLIGHT DIMMING CTRL LEFT HDLP BULB OUTAGE REAR CLOSURE HANDLE SW OPEN SIG LF DRL CTRL LIFT GLASS/RR COMPT LID MTR REL CTRL LH HDLP LOW BEAM RLY CTRL LH PARK LP CTRL LIFT GATE AJAR SWITCH SIG (1) LIN SERIAL DATA BUS 1 LIN SERIAL DATA BUS 11 LIN SERIAL DATA BUS 15 LIN SERIAL DATA BUS 2 LIN SERIAL DATA BUS 3 MIRROR PUDDLE LAMP CTRL PASS DOOR LK SW UNLK CTRL PASSENGER DOOR LOCK SW LOCK CTRL POWER DISTRIBUTION SYSTEM REAR COMPT LID LP 2 CTRL REAR LICENSE LP CTRL REAR TURN LP FEEDBACK SIG REAR WIPER MTR RLY COIL CTRL RED WIRE RED/WHT WIRE RF TURN SIG LP CTRL RH HDLP LOW BEAM RLY CTRL RH PARK LP CTRL RIGHT HDLP BULB OUTAGE RR STOP LP CTRL RR TURN LP FEEDBACK SIG RR TURN SIG LP CTRL RUN/CRANK IGN 1 VOLT RUN/CRANK RLY COIL CTRL WINDSHIELD WIPER MTR RLY COIL CTRL SEATS SYSTEM SECURITY LOCK RELAY CONTROL SIGNAL GROUND STARTING/CHARGING SYSTEM STOP LP RLY COIL CTRL TAP UP/TAP DOWN SW SIG TRANSMISSIONS SYSTEM TRANSMISSIONS, CRUISE CONTROL SYSTEM VIO WIRE VIO/BLK WIRE VIO/GRY WIRE VIO/WHT WIRE VIO/YEL WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/BRN WIRE WHT/VIO WIRE WHT/YEL WIRE WINDSHIELD WASHER SW SIG WINDSHIELD WIPER MTR PARK SW SIG BLOWER SPD FEEDBACK SIG WIPER SW HI SIG WIPER SW LOW REF WIPER SW LOW SIG WIPER/WASHER SYSTEM YEL WIRE YEL/BLU WIRE YEL/GRN WIRE

BLK/BLU WIRE BLK/BRN WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/VIO WIRE BLK/YEL WIRE BLU WIRE BLU/BRN WIRE BLU/GRY WIRE BLU/VIO WIRE BLU/WHT WIRE BRN WIRE BRN/RED WIRE BRN/WHT WIRE CAM PHASER X LOW REF CAMSHAFT PHASER EXHAUST SOL 1 CAMSHAFT PHASER INTAKE SOL 1 CAMSHAFT POSITION EXHAUST SENS 1 CAMSHAFT POSITION EXHAUST SENS CTRL 1 CAMSHAFT POSITION INTAKE SENS 1 CAMSHAFT POSITION INTAKE SENS CTRL 1 CAMSHAFT POSITION INTAKE SENS LO REF 1 CHARGE IND CTRL CRANKSHAFT POS SENS REPLICATED SIG COOLING FANS SYSTEM CRANKSHAFT POSITION SENSOR DIVERTER VALVE ACTUATOR CTRL HI DUTY CYL SIG ENGINE CONTROL MODULE (ENGINE COMPT, RIGHT SIDE OF BATTERY) ENGINE CTRL SENS LO REF 1 ENGINE INLET COOLANT TEMPERATURE SIG ENGINE METAL TEMPERATURE SENS SIG CAM PHASER W LOW REF ENGINE OIL PRESSURE CONTROL SOLENOID VALVE ENGINE OUTLET COOLANT TEMPERATURE SIG EVAP CANISTER PURGE SOL CTRL EXHAUST CAMSHAFT POSITION SENSOR FUEL LINE PRESS SENS SIG FUEL PUMP ACTUATOR HI - CTRL FUEL PUMP ACTUATOR LO - CTRL GRN WIRE GRN/BLU WIRE GRN/GRY WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/BLU WIRE GRY/RED WIRE GRY/WHT WIRE GRY/YEL WIRE HIGH PRESSURE FUEL PUMP IGNITION CTRL 1 IGNITION CTRL 2 IGNITION CTRL 3 IGNITION CTRL 4 IGNITION CTRL LO REF BANK 1 IND AIR TEMPERATURE SENS 2 SIG INTAKE CAMSHAFT POSITION SENSOR INTAKE MANIFOLD PRESSURE, AIR TEMPERATURE SENSOR KNOCK SENS SIG 1 KNOCK SENS SIG 2 LOW REF (1) LOW REF 2 MANIFOLD ABSOLUTE PRESS SENS LO REF MANIFOLD ABSOLUTE PRESS SENS SIG OIL PUMP COMMAND SIG OIL PUMP MOTOR CTRL POSITION EXHAUST SENS LO REF 1 POWERTRAIN MAIN RLY FUSED SUPLY 1 SENS HEATER LO CTRL BANK 1 SENS 2 SENS HI SIG BANK 1 SENS 2 SENS LO SIG BANK 1 SENS 2 SOUND SYSTEMS STARTING/ CHARGING SYSTEM STARTING/CHARGING SYSTEM THROTTLE ACTUATOR CTRL CLOSE THROTTLE ACTUATOR CTRL OPEN THROTTLE POSITION SENS LO REF TURBO BYPASS SOL CTRL BANK (1) VALVE ACTUATOR CTRL LO VIO WIRE VIO/BLK WIRE VIO/BLU WIRE VIO/BRN WIRE VIO/GRY WIRE VOLT CTRL CYL 1 VOLT CTRL CYL 2 VOLT CTRL CYL 3 VOLT CTRL CYL 4 VOLT SUPLY CYL 1 VOLT SUPLY CYL 2 VOLT SUPLY CYL 3 VOLT SUPLY CYL 4 WASTEGATE MTR CLOSE CTRL WASTEGATE MTR OPEN CTRL WHT/BLU WIRE WHT/BRN WIRE WHT/GRY WIRE WHT/YEL WIRE YEL WIRE YEL/BLU WIRE YEL/BRN WIRE YEL/VIO WIRE