Cadillac XT6 I (2019-2024) serial data comm enable Wiring diagrams

BATTERY POSITIVE VOLT 10 BATTERY POSITIVE VOLT 4 BLK WIRE BLU WIRE BLU/BLK WIRE BLU/VIO WIRE BLU/YEL WIRE BRAKE FLUID LEVEL SW SIG BRAKE FLUID LEVEL SWITCH BRAKE PRESSURE MODULATOR BRN WIRE COMPUTER DATA LINES SYSTEM ELECTRONIC BRAKE CONTROL MODULE (LEFT REAR OF ENGINE COMPT) GRN/GRY WIRE GRN/VIO WIRE GROUND 10 GRY WIRE GRY/BLK WIRE GRY/BRN WIRE GRY/RED WIRE GRY/WHT WIRE GRY/YEL WIRE HI SPD GMLAN SERIAL DATA (-) (1) HI SPD GMLAN SERIAL DATA (-) (2) HOT AT ALL TIMES LEFT FRONT WHEEL SPEED SENSOR LEFT REAR WHEEL SPEED SENSOR LF WHEEL SPD SENS CTRL LF WHEEL SPD SENS SIG LH PARK BRAKE MOTOR APPLY CTRL LH PARK BRAKE MOTOR LOW REF LR WHEEL SPD SENS CTRL LR WHEEL SPD SENS SIG PARK BRAKE APPLY SW SIG PARK BRAKE APPLY SW VOLT REF PARK BRAKE RELEASE SW SIG PARK BRAKE RELEASE SW VOLT REF PARK BRAKE SW SIG PARK BRAKE SW SPLY VOLT RED/GRY WIRE RED/YEL WIRE RF WHEEL SPD SENS CTRL RF WHEEL SPD SENS SIG RH PARK BRAKE MOTOR APPLY CTRL RH PARK BRAKE MOTOR LOW REF RIGHT FRONT WHEEL SPEED SENSOR RIGHT REAR WHEEL SPEED SENSOR RR WHEEL SPD SENS CTRL RR WHEEL SPD SENS SIG SERIAL DATA COMM ENABLE SHIFT INTERLOCK SYSTEM UNDERHOOD FUSE BLOCK VIO WIRE WHT WIRE WHT/BLU WIRE YEL WIRE YEL/RED WIRE

BATTERY FUSE BLOCK BATTERY POSITIVE VOLTAGE 11 BLK WIRE BLK/BRN WIRE BLK/GRY WIRE BLU WIRE BLU/BLK WIRE BLU/GRN WIRE BLU/GRY WIRE BODY CONTROL MODULE BRN WIRE BRN/WHT WIRE CAN BUS (+) 3 SERIAL DATA CAN BUS (-) SERIAL DATA COMPUTER DATA LINES SYSTEM CTRL 2 DATA 1 (+) DRL RLY DRL RLY CTRL FRONT SUSPENSION HEIGHT SENSOR FRT VEHICLE LEVEL FRT VEHICLE LEVEL SENS LOW REF FRT VEHICLE LEVEL SENS SIG GMLAN SERIAL GROUND 7 GRY/BLU WIRE HEADLAMP CONTROL MODULE (LEFT END OF DASH) HI SPD GMLAN SERIAL DATA (+) 8 HIGH SPD HOT AT ALL TIMES LEFT HEADLAMP ASSEMBLY LEFT HEADLAMP CONTROL MODULE LEFT HEADLAMP LEVELING ACTUATOR LEFT HEADLAMP RELAY POS SENS LOW REF POS SENS SIG REAR SUSPENSION HEIGHT SENSOR RED/BRN WIRE RED/YEL WIRE RIGHT HEADLAMP ASSEMBLY RIGHT HEADLAMP CONTROL MODULE RIGHT HEADLAMP LEVELING ACTUATOR RIGHT HEADLAMP RELAY SERIAL DATA COMM ENABLE UNDERHOOD FUSE BLOCK WHT WIRE WHT/BLU WIRE WHT/BRN WIRE WHT/GRY WIRE WHT/RED WIRE YEL WIRE YEL/GRY WIRE

ACC VOLT ACC WAKEUP SERIAL DATA AIR CONDITIONING SYSTEM ANTI-THEFT SYSTEM BACKUP LP CTRL BCM LIN BUS 1 BCM LIN BUS 2 BCM LIN BUS 3 BLK WIRE BLK/GRY WIRE BLU WIRE BLU/GRY WIRE BLU/VIO WIRE BODY CONTROL MODULE (LOWER FRONT OF CENTER CONSOLE) BRN WIRE BRN/GRN WIRE BRN/GRY WIRE BRN/VIO WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM COURTESY LP SW SIG CRUISE CONTROL SYSTEM CRUISE CTRL SET/COAST/RESUME/ ACCELERATE SW SIG DEAD LK RLY CTRL TRAILER BRAKE APPLY SIG REAR COMPT COURTESY LP CTRL DEFOGGER SYSTEM DIST SEN CRU CTRL U/D SW SIG DOME LP OFF IND CTRL DOOR LK ACTUATOR LK CTRL DOOR LK ACTUATOR UNLK CTRL DOOR LOCK, ANTI-THEFT SYSTEMS DOOR LOCKS, ANTI-THEFT SYSTEMS DR LK CTRL DR LK ACTUATOR CTRL 2 DRV OS RR VIEW MIR LP CTRL FUEL FILL DR LK RLY CTRL GLASS BREAKAGE SENS 2 SIG GND 10 GND 7 GRN WIRE GRN/BLU WIRE GRN/BRN WIRE GRN/GRY WIRE GRN/PPL WIRE GRN/VIO WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/BRN WIRE GRY/GRN WIRE GRY/YEL WIRE HAZ WARNING SW LH TURN SIG HAZ WARNING SW RH TURN SIG HDLP SW FLASH SIG HEADLIGHTS SYSTEM HEADLIGHTS, EXTERIOR LIGHTS SYSTEMS HI BEAM SELECT SW HI BEAM SIG HI SPD GMLAN SERIAL DATA (-) (1) HI SPD GMLAN SERIAL DATA (-) 1 RH PARK LP CTRL HOOD STATUS B SIG HORN SW SIG HORNS SYSTEM IGN SW MOD CHALL ACT SIG IMMOBILIZER CTRL MOD LOW REF IMMOBILIZER CTRL MOD SPLY IMMOBILIZER LIN BUS 1 INADVERTENT LOAD CTRL INT DR HANDLE ACC LIG CTRL INTERIOR LP CTRL LED BACKLIGHT DIMMING CTRL 1 LEFT HDLP BULB OUTAGE SIG LEFT PARK LP CTRL LF DRL CTRL LH HDLP LOW BEAM CTRL LOW SPD GMLAN SERIAL DATA LR STOP LP CTRL MOB DEV WIRELESS CHARGER MALFUNCTION IND CTRL MOB DEV WL CHAG IND CONT CHARGE IND CTRL PASS DOOR LK SW UNLK CTRL PASS DR LK SW LK CTRL POWER DISTRIBUTION SYSTEM PPL/BLU WIRE REAR FOG LP CTRL REAR LICENSE PLATE LP CTRL REAR TURN SIG LP FEEDBACK SIG REAR WIPER MTR RLY COIL CTRL RED/WHT WIRE RF TURN SIG LP CTRL RH CORNERING LP CTL RH HDLP HI BEAM CTRL RH HDLP LOW BEAM CTRL RIGHT HDLP BULB OUT SIG RR STOP LP CTRL RR TURN SIG LP CTRL 2 RR TURN SIG LP FEEDBACK SIG RUN/CRANK IGN 1 VOLT RUN/CRANK RLY COIL CTRL WINDSHIELD WIPER MTR RLY COIL CTRL SEC FUSED BATT POS VOLT 27 SERIAL DATA COMM ENABLE STARTING/CHARGING SYSTEM STOP LP RLY COIL CTRL STOP/START SW SIG TAP UP/DOWN SW SIG TRANSMISSIONS SYSTEM VIO/BLK WIRE VIO/BLU WIRE VIO/GRY WIRE VIO/WHT WIRE VIO/YEL WIRE W/O THEFT DETERRENT WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/BRN WIRE WHT/GRN WIRE WHT/RED WIRE WHT/VIO WIRE WHT/YEL WIRE WINDSHIELD WASHER RLY CTRL WINDSHIELD WASHER SW SIG WINDSHIELD WIPER MTR PARK SW SIG BLOWER SPEED FEEDBACK SIG WINDSHIELD WIPER SW HI SIG WINDSHIELD WIPER SW LOW REF WINDSHIELD WIPER SW LOW SIG WIPER/WASHER SYSTEM YEL WIRE YEL/BLU WIRE YEL/BRN WIRE YEL/GRY WIRE YEL/VIO WIRE YEL/WHT WIRE

ACTIVE SAFETY CONTROL MODULE (LEFT FRONT SIDE OF CARGO AREA) BATT POS VOLT 49 BLK WIRE BLK/WHT WIRE BLU/BRN WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/VIO WIRE BLU/YEL WIRE BRN/VIO WIRE COMPUTER DATA LINES SYSTEM DRIVER INFORMATION CENTER DISPLAY FRONT OBJECT SENS 2 REF VOLT FRONT OBJECT SENS REF VOLT 1 GND 13 GND 30 GRN WIRE GRN/BRN WIRE GRY/GRN WIRE GRY/VIO WIRE GRY/WHT WIRE HI SPD GMLAN SERIAL DATA (+) 4 HI SPD GMLAN SERIAL DATA (+) 8 HI SPD GMLAN SERIAL DATA (-) (2) HOT AT ALL TIMES INSTRUMENT CLUSTER LANE DEPARTURE WARNING DISABLE SW SIG LANE DEPARTURE WARNING IND CTRL LEFT FRONT SHORT RANGE RADAR SENSOR MODULE LOGIC LONG RANGE RADAR SENSOR MODULE (BEHIND LEFT CENTER OF FRONT FASCIA) LOW SPD GMLAN SERIAL DATA PARALLEL PARKING DISABLE SW SIG PARKING ASSIST CONTROL MODULE (LEFT REAR OF CARGO AREA) REAR BODY FUSE BLOCK REAR PARK ASSIST DISABLE LED SIG REAR PARK ASSIST DISABLE SIG REAR PARK ASSIST LED DISABLE SIG RED/BRN WIRE RIGHT FRONT SHORT RANGE RADAR SENSOR MODULE RR PARK ASSIST DISABLE SIG SERIAL DATA COMM ENABLE SIG GND W/O SEMI AUTOMATIC STEERING ADVANCED PARKING AID WHT WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/GRY WIRE

BLK WIRE BLK/BRN WIRE BLK/GRN WIRE BLK/VIO WIRE BLU WIRE BLU/GRY WIRE BLU/YEL WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/RED WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM DRIVER INFORMATION CENTER DISPLAY GMLAN SER DATA (-) (2) GMLAN SER DATA - (1) GRN/GRY WIRE GRN/PPL WIRE GRY/BLU WIRE GRY/GRN WIRE GRY/WHT WIRE HOT AT ALL TIMES INSTRUMENT CLUSTER LEFT FRONT SHOCK ABSORBER ACTUATOR LEFT FRONT VERTICAL SUSPENSION ACCELERATION SENSOR LEFT REAR SHOCK ABSORBER ACTUATOR LF SHOCK ABS ACT CTRL LF VEL SUS ACC SEN LOW REF LF VEL SUS ACC SEN VOL REF LF VER SUS ACC SEN SIG LOGIC LOW SPEED GMLAN SERIAL DATA 2 LR SHOCK ABS ACT CTRL LR VEL SUS ACC SEN LOW REF LR VEL SUS ACC SEN VOL REF LR VER SUS ACC SEN SIG NCA WIRE REAR BODY FUSE BLOCK REAR VERTICAL BODY ACCELERATION SENSOR RED/GRY WIRE RF SHOCK ABS ACT CTRL RF VER SUS ACC SEN SIG RF VER SUS ACC SES LW REF RIGHT FRONT SHOCK ABSORBER ACTUATOR RIGHT FRONT VERTICAL SUSPENSION ACCELERATION SENSOR RIGHT REAR SHOCK ABSORBER ACTUATOR RR SHOCK ABS ACT CTRL SEC FUS BATTERY POSITIVE VOL 17 RR SHOCK ABS ACT CTRL SERIAL DATA COMM ENABLE SUSPENSION CONTROL MODULE VIO/RED WIRE VOL REF WHT WIRE WHT/BLU WIRE YEL/BRN WIRE YEL/RED WIRE

"CHECK ENGINE" IND CTRL ABS IND. ADAPTIVE CRUISE IND AIR BAG IND BATT POSITIVE VOLT 28 BK LVDS BLK WIRE BLU/GRN WIRE BRAKE WARNING IND BRN/BLU WIRE BRN/WHT WIRE CHARGE IND COMPUTER DATA LINES SYSTEM DAY NIGHT LED CONTROL DECENT CTRL IND DISPLAY DOOR AJAR IND DRIVER INFORMATION CENTER DISPLAY ENGINE COOLANT TEMPERATURE GAUGE ENGINE COOLANT TEMPERATURE IND ENGINE OIL GAUGE, BATTERY CHARGING GAUGE ENGINE OIL PRESSURE IND ESC IND ESC OFF IND ETHERNET BUS 7 (-) FORWARD COLLISION ALERT LED CTRL FRONT FOG LAMP IND FUEL GAUGE FUEL IND/LOW FUEL IND GND 17 GRN/BLK WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/GRN WIRE GRY/YEL WIRE HEAD-UP DISPLAY CIRCUIT HEAD-UP DISPLAY SIG HIGH BEAM ASSIST IND HIGH BEAM LAMP IND HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED INSTRUMENT CLUSTER INSTRUMENT PANEL FUSE BLOCK LANE DEPARTURE WARNING IND LANE KEEPING ASSIST IND LEFT TURN IND LIGHTS ON IND LIN BUS 1 LOGIC LOW FUEL IND LOW SPD GMLAN SERIAL DATA 2 LOW WASHER FLUID IND CTRL MALFUNCTION IND NAVIGATION SYSTEM OIL LEVEL IND PARK BRAKE IND PARK LAMP IND POWER DISTRIBUTION SYSTEM POWER STEERING WARNING LIGHT IND POWER SUPPLY TRANSFORMER REAR FOG LAMP IND RED/GRN WIRE RED/GRY WIRE RED/YEL WIRE RIGHT TURN IND RUN/CRANK IGN 1 VOLT 1 SEAT BELT IND SECURITY IND SERIAL DATA (-) 9 SERIAL DATA COMM ENABLE SERVICE INDICATOR SERVICE PARK BRAKE IND SPEEDOMETER TACHOMETER TCS OFF IND TIRE PRESSURE IND TOW/HAUL IND UNDERHOOD FUSE BLOCK VEHICLE AHEAD IND VIO WIRE VIO/GRY WIRE WHT/BLU WIRE WHT/GRN WIRE WIPER/WASHER SYSTEM