Cadillac XT4 I (2018-2023) gry/brn Wiring diagrams

ACCESSORY WAKEUP SERIAL DATA AUTOMATIC TRANSMISSION ACCUMULATOR SOLENOID VALVE BLK/BRN WIRE BLK/WHT WIRE BLU WIRE BRN WIRE BRN/WHT WIRE CLUTCH A CTRL CLUTCH B CTRL CLUTCH C CTRL CLUTCH D CTRL CLUTCH E CTRL CLUTCH F CONTROL COMPUTER DATA LINES SYSTEM ETRS OUT OF PARK SWITCH 2 SIG ETRS OUT OF PARK SWITCH SIG ETRS SWITCH ANALOG SIG 1 ETRS SWITCH ANALOG SIGNAL 2 GRN/GRY WIRE GRN/VIO WIRE GRN/YEL WIRE GRY WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/BRN WIRE GRY/GRN WIRE HI SPD GMLAN SERIAL DATA (-) (1) HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED IN SPD SIG INSTRUMENT PANEL FUSE BLOCK LOCAL INTERCONNECT NETWORK 1 SERIAL DATA BUS 21 OUT SPD SIG RED/GRN WIRE RUN/CRANK IGNITION 1 VOLT SIGNAL GROUND SURGE ACCUMULATOR SOLENOID LOW SIDE CTRL TCC ON/OFF SOLENOID A CTRL TCC ON/OFF SOLENOID B CTRL TRANS CLUTCH G CTRL TRANS CLUTCH H CTRL TRANS HI SIDE DRIVER 1 SIG DRIVER TRANS HI SIDE DRIVER 2 SIG TRANS INTERMEDIATE SPD SIG TRANS OIL LEVEL SENS SIG TRANS OIL TEMP SENS LO REF TRANS OIL TEMP SENS SIG TRANSMISSION CONTROL MODULE (ON TOP FRONT OF TRANSMISSION) TRANSMISSION INPUT SHAFT SPEED SENSOR TRANSMISSION INPUT/ INTERMEDIATE SHAFT SPEED SENSOR TRANSMISSION INTERMEDIATE SHAFT SPEED SENSOR UNDERHOOD FUSE BLOCK VIO WIRE VIO/BLK WIRE VIO/WHT WIRE VIO/YEL WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRY WIRE WHT/YEL WIRE YEL/BLU WIRE YEL/BRN WIRE YEL/GRN WIRE

AUTOMATIC TRANSMISSION ASSEMBLY BLK/BRN WIRE BLU WIRE BRN WIRE BRN/WHT WIRE GRN/GRY WIRE GRY WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/BRN WIRE GRY/GRN WIRE NCA WIRE TRANSMISSION CONTROL CONTROL SOLENOID VALVE 8 TRANSMISSION CONTROL SOLENOID VALVE 1 TRANSMISSION CONTROL SOLENOID VALVE 10 TRANSMISSION CONTROL SOLENOID VALVE 2 TRANSMISSION CONTROL SOLENOID VALVE 3 TRANSMISSION CONTROL SOLENOID VALVE 4 TRANSMISSION CONTROL SOLENOID VALVE 5 TRANSMISSION CONTROL SOLENOID VALVE 6 TRANSMISSION CONTROL SOLENOID VALVE 7 TRANSMISSION CONTROL SOLENOID VALVE 9 TRANSMISSION FLUID TEMPERATURE SENSOR TRANSMISSION OUTPUT SHAFT SPEED SENSOR TRANSMISSION PARK VALVE LOCK SOLENOID ACTUATOR TRANSMISSION PARK VALVE POSITION SWITCH TRANSMISSION RANGE CONTROL VALVE 1 POSITION SWITCH TRANSMISSION RANGE CONTROL VALVE 2 POSITION SWITCH VIO WIRE VIO/BLK WIRE VIO/WHT WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/YEL WIRE YEL/BLU WIRE YEL/BRN WIRE YEL/GRN WIRE

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 WIRE BLK/BRN WIRE BLU/VIO WIRE BLU/WHT WIRE BLU/YEL WIRE GRN WIRE GRN/VIO WIRE GRY/BRN WIRE GRY/YEL WIRE HEADLIGHTS SYSTEM NCA WIRE PASSENGER OUTSIDE REAR VIEW MIRROR RIGHT CORNERING LAMP RIGHT FRONT INNER TURN SIGNAL LAMP RIGHT FRONT OUTER TURN SIGNAL LAMP RIGHT HEADLAMP ASSEMBLY RIGHT HEADLAMP MULTI-FUNCTION LED RIGHT HEADLAMP/ CORNERING LAMP CONTROL MODULE RIGHT PARK DAYTIME RUNNING LAMP RIGHT TURN SIGNAL REPEATER LAMP VIO WIRE VIO/GRY WIRE W/ LED W/O LED WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/VIO WIRE WHT/YEL WIRE YEL/WHT WIRE

BLK WIRE BLK/BRN WIRE BLK/GRN WIRE BLU WIRE BLU/VIO WIRE BLU/YEL WIRE BRAKE PEDAL POSITION SENSOR COMPUTER DATA LINES SYSTEM GRY/BRN WIRE HI SPD GMLAN LOGIC LOW REFERENCE (2) RIGHT FRONT SIDE MARKER LAMP RIGHT INNER TAIL- LAMP RIGHT LIFTGATE TAIL LAMP ASSEMBLY RIGHT OUTER TAIL LAMP RIGHT REAR TURN SIGNAL LAMP RIGHT STOP LAMP RIGHT TAIL LAMP ASSEMBLY SENS SIG SERIAL DATA (-) (1) WHT WIRE WHT/BLK WIRE WHT/GRN WIRE WHT/RED WIRE WHT/VIO WIRE WHT/YEL WIRE

BATT POST BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/YEL WIRE BRN/BLU WIRE BRN/VIO WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM DISPLAY ENGINE CONTROL MODULE GRN/BLK WIRE GRN/BRN WIRE GRN/YEL WIRE GRY/BLU WIRE GRY/BRN WIRE GRY/GRN WIRE INFO DISPLAY MODULE LEFT FRONT RADIO VOLUME COMPENSATOR INTERIOR NOISE MICROPHONE LEFT REAR RADIO VOLUME COMPENSATOR INTERIOR NOISE MICROPHONE LOGIC LVDS NETWORK BUS 10 RADIO/HVAC CONTROLS RED/BLU WIRE RIGHT FRONT RADIO VOLUME COMPENSATOR INTERIOR NOISE MICROPHONE RIGHT REAR RADIO VOLUME COMPENSATOR INTERIOR NOISE MICROPHONE USB SER DATA VIO/BLU WIRE VOLTAGE WHT/GRN WIRE YEL WIRE YEL/BLK WIRE

AUDIO AMPLIFIER (UNDER FRONT OF CENTER FLOOR CONSOLE) BATTERY POSITIVE VOLTAGE BLK WIRE BLU WIRE BLU/BLK WIRE BLU/BRN WIRE BLU/VIO WIRE BLU/YEL WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/VIO WIRE BRN/WHT WIRE CENTER INSTRUMENT PANEL SPEAKER COMPUTER DATA LINES SYSTEM CRANKSHAFT POSI SENS REPLICATED SIG ENTERTAINMENT REMOTE ENABLE SIG ETHERNET BUS 6 (-) FF MIDRANGE SPEAKER (-) LOW REF FR SPEAKER CONTROL (+) FR SPEAKER SIG (-) FRONT CENTER SPEAKER (-) CTRL FRONT CENTER SPEAKER (-) LOW REF GRN WIRE GRN/BLK WIRE GRN/BRN WIRE GRN/YEL WIRE GROUND GRY/BLK WIRE GRY/BLU WIRE GRY/BRN WIRE HOT AT ALL TIMES INSTRUMENT PANEL FUSE BLOCK LEFT FRONT DOOR SPEAKER LEFT INSTRUMENT PANEL SPEAKER LEFT REAR DOOR SPEAKER LF LOW LEVEL AUDIO (-) LOW REF LF LOW LVL AUDIO (-) LOW REF LF LOW LVL AUDIO SIG LF MIDRANGE SPEAKER (+) CTRL LF SPKR 1 (-) LF SPKR SIGNAL (-) 1 LR LOW LVL AUDIO SIG RR LOW LVL AUDIO SIG NOISE REDUCTION MICROPHONE 1 LOW REF NOISE REDUCTION MICROPHONE 1 SIG NOISE REDUCTION MICROPHONE 2 LOW REF NOISE REDUCTION MICROPHONE 2 SIG NOISE REDUCTION MICROPHONE 3 LOW REF NOISE REDUCTION MICROPHONE 4 RETURN NOISE REDUCTION MICROPHONE 3 SIG NOISE REDUCTION MICROPHONE 4 SIG RADIO AUDIO MUTE SIG RED/BRN WIRE RF LOW LVL AUDIO (-) LOW REF RF LOW LVL AUDIO SIG RF MIDRANGE SPEAKER (-) CTRL RF MIDRANGE SPEAKER (-) LOW REF RF SPEAKER (-) CTRL 1 RF SPKR SIG (-) (1) RIGHT FRONT DOOR SPEAKER RIGHT INSTRUMENT PANEL SPEAKER RIGHT REAR DOOR SPEAKER RR LOW LEVEL AUDIO (-) LOW REF RR SPEAKER (+) CTRL RR SPEAKER SIG (-) VIO/BLU WIRE WHT WIRE WHT/GRN WIRE WHT/YEL WIRE YEL WIRE YEL/BLK WIRE YEL/WHT WIRE

BLK WIRE BLU/BLK WIRE BLU/YEL WIRE ENGINE CONTROL MODULE GRN WIRE GRN/BLK WIRE GRN/BRN WIRE GRY/BLU WIRE GRY/BRN WIRE LEFT FRONT RADIO VOLUME COMPENSATOR INTERIOR NOISE MICROPHONE LEFT REAR COMPARTMENT SPEAKER LEFT REAR DOOR SPEAKER LEFT REAR RADIO VOLUME COMPENSATOR INTERIOR NOISE MICROPHONE LEFT REAR TWEETER SPEAKER REPLICATED RIGHT FRONT RADIO VOLUME COMPENSATOR INTERIOR NOISE MICROPHONE RIGHT REAR RADIO VOLUME COMPENSATOR INTERIOR NOISE MICROPHONE SIGNAL VIO/BLU WIRE WHT/BLK WIRE WHT/GRN WIRE YEL/BRN WIRE

AUDIO AMPLIFIER BATTERY POSITIVE VOLTAGE BLK WIRE BLU WIRE BLU/BLK WIRE BLU/YEL WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/GRN WIRE CENTER INSTRUMENT PANEL SPEAKER COMPUTER DATA LINES SYSTEM ETHERNET BUS 6 (-) FRONT CENTER SPKR (-) LOW REF FRONT CENTER SPKR CONTROL (+) GRN WIRE GRN/BLK WIRE GRN/BRN WIRE GROUND GRY/BLK WIRE GRY/BLU WIRE GRY/BRN WIRE GRY/GRN WIRE HOT AT ALL TIMES INSTRUMENT PANEL FUSE BLOCK LEFT FRONT DOOR SPEAKER LEFT FRONT TWEETER SPEAKER LEFT INSTRUMENT PANEL SPEAKER LF SPKR 1 (-) LF SPKR SIGNAL (-) 1 LF TWEETER SPKR CTRL (+) LF TWEETER SPKR CTRL (-) LO REF LO SPD GMLAN SER DATA 2 LR MIDRANGE SPKR (+) CTRL LR MIDRANGE SPKR - LO REF LR SPKR (-) CTRL LR SPKR SIGNAL (-) NOISE REDUCTION MICROPHONE 1 LOW REF NOISE REDUCTION MICROPHONE 1 SIGNAL NOISE REDUCTION MICROPHONE 2 LOW REF NOISE REDUCTION MICROPHONE 2 SIGNAL NOISE REDUCTION MICROPHONE 3 LOW REF NOISE REDUCTION MICROPHONE 3 SIGNAL NOISE REDUCTION MICROPHONE 4 RETURN NOISE REDUCTION MICROPHONE 4 SIGNAL RED/BRN WIRE REPLICATED SIGNAL RF SPEAKER SIG (-) 1 RF SPKR CONTROL (+) (1) RF TWEETER SPKR (-) LO REF RF TWEETER SPKR CTRL (+) RIGHT FRONT DOOR SPEAKER RIGHT FRONT TWEETER SPEAKER RIGHT INSTRUMENT PANEL SPEAKER RIGHT REAR COMPARTMENT SPEAKER RIGHT REAR DOOR SPEAKER RIGHT REAR TWEETER SPEAKER RR SPKR (-) CTRL RR SPKR SIGNAL (-) VIO/BLU WIRE VIO/BRN WIRE WHT WIRE WHT/BLK WIRE WHT/GRN WIRE YEL WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/BRN WIRE YEL/GRY WIRE YEL/WHT WIRE

5 VOLT REF AUTOMATIC TRANSMISSION ASSEMBLY BLK WIRE BLK/BRN WIRE BLK/GRN WIRE BLU WIRE BLU/YEL WIRE BODY CONTROL MODULE (LOWER CENTER OF DASH) BRAKE PEDAL POSITION SENSOR BRK APPLY SENS CONTROL BRK APPLY SENS LOW REF BRK APPLY SENS SIG BRK POS SENS SIG COMPUTER DATA LINES SYSTEM ENGINE CONTROL MODULE ENGINE CONTROLS SYSTEM ETRS OUT OF PARK SWITCH 2 SIGNAL ETRS OUT OF PARK SWITCH SIGNAL GROUND GRY/BRN WIRE HIGH SPEED GMLAN SERIAL DATA (-) (1) HOT AT ALL TIMES INSTRUMENT PANEL FUSE BLOCK LOW REF NCA WIRE PARK LOCK SOLENOID CONTROL RED/GRN WIRE TRANSMISSION CONTROL MODULE TRANSMISSION HIGH SIDE DRIVER 2 SIGNAL TRANSMISSION PARK VALVE LOCK SOLENOID ACTUATOR TRANSMISSION PARK VALVE POSITION SWITCH TRANSMISSIONS SYSTEM VIO/BLK WIRE VIO/WHT WIRE WHT WIRE WHT/GRN WIRE WHT/RED WIRE WHT/YEL WIRE YEL/GRN WIRE