Cadillac XT5 I (2016-2019) low ref Wiring diagrams

AMBIENT LIGHT/SUNLOAD SENSOR (TOP CENTER OF DASH) AUXILIARY BLOWER MOTOR AUXILIARY BLOWER MOTOR CONTROL MODULE BATT POS BATT POS VOLT BLK WIRE BLK/BLU WIRE BLK/BRN WIRE BLK/GRN WIRE BLOWER MOTOR BLOWER MOTOR SPEED CTRL BLU/BRN WIRE BLU/GRY WIRE BLU/WHT WIRE BLU/YEL WIRE BLWR FRT FUSE BLWR REAR FUSE BRN WIRE BRN/BLK WIRE BRN/PPL WIRE COMPUTER DATA LINES SYSTEM CTRL DC DC TRANS 1 FUSE DEFOGGER SYSTEM DK BLU WIRE DOOR LOCKS, ANTI-THEFT SYSTEMS ELECTRIC VARIABLE DISPLACEMENT CTRL ELECTRIC VARIABLE DISPLACEMENT SUPPLY GRN WIRE GRN/BLK WIRE GRN/YEL WIRE GROUND GRY WIRE GRY/BLU WIRE GRY/GRN WIRE HEADLIGHTS SYSTEM HOT AT ALL TIMES HUMIDITY SENSOR SIGNAL HUMIDITY TEMP SENSOR SIGNAL HUMIDITY/WINDSCREEN TEMP SENSOR LOW REFERENCE HVAC CONTROL MODULE (BEHIND CENTER OF DASH) HVAC DISPLY FUSE HVAC FUSE INSIDE AIR TEMP SENSOR SIGNAL INSTRUMENT PANEL FUSE BLOCK LOCAL INTERCONNECT NETWORK SERIAL DATA BUS 9 LOGIC LOGIC WINDSHIELD TEMPERATURE, INSIDE MOISTURE SENSOR LOW REF LOW SPEED GMLAN SERIAL DATA LOWER AIR TEMP SENSOR SIGNAL MOTOR ORG/ WIRE POWER DISTRIBUTION SYSTEM POWER SUPPLY TRANSFORMER PPL/GRY WIRE REAR BLOWER MOTOR SPEED CTRL REAR BODY FUSE BLOCK REAR DEFOG RELAY CTRL RED/BLU WIRE RED/GRY WIRE RED/PPL WIRE RED/YEL WIRE RUN/CRANK IGNITION 1 VOLTAGE SOLAR SENSOR LOW REFERENCE SPEED CTRL TWILIGHT SENTINEL DELAY SIGNAL UNDERHOOD FUSE BLOCK UPPER AIR TEMP SENSOR SIGNAL VOLT WHT/BLU WIRE WINDSCREEN TEMP SENSOR SIGNAL YEL/BLU WIRE YEL/PPL WIRE YEL/RED WIRE

BATT POSITIVE VOLT BCM 2 FUSE BCM 3 FUSE BCM 4 FUSE BCM 7 FUSE BLK WIRE BLK/BRN WIRE BLK/PPL WIRE BLK/WHT WIRE BLU WIRE BLU/PPL WIRE BLU/WHT WIRE BLU/YEL WIRE BODY CONTROL MODULE (LOWER CENTER OF DASH) BRAKE APPLY SENS LOW REF BRK APPLY SENS CTRL BRK APPLY SENS SIG BRN/YEL WIRE COMPUTER DATA LINES SYSTEM GRN WIRE GRN/GRY WIRE GRN/PPL WIRE GRN/WHT WIRE GRN/YEL WIRE GRY/BRN WIRE GRY/GRN WIRE GRY/YEL WIRE HAZARD SW SIG HAZARD SWITCH LEFT TURN SIG HAZARD SWITCH RIGHT TURN SIG HDLP LOW BEAM RELAY CTRL HDLP SW PARK LAMP SIGNAL HI SPD GMLAN SER DATA (+) 1 HOT AT ALL TIMES INSTRUMENT PANEL FUSE BLOCK LEFT CORNERING LAMP CTRL LEFT HDLP BULB OUTAGE SIG LEFT LICENSE PLATE LAMP LEFT PARK LAMP CTRL LF TURN SIG LAMP CTRL LIFTGATE CONTROL MODULE LIFTGATE UNLATCH SWITCH LOW REF LR STOP LAMP CTRL LR TURN SIG LAMP CTRL PPL/BLU WIRE PPL/GRY WIRE PPL/WHT WIRE PUDDLE LAMP CTRL REAR LICENSE LAMP CTRL REAR TURN LAMP FEEDBACK SIG RED/BLU WIRE RED/BRN WIRE RED/GRN WIRE RED/GRY WIRE RF TURN SIG LAMP CTRL RIGHT CORNERING LAMP CTRL RIGHT HDLP BULB OUTAGE SIG RIGHT LICENSE PLATE LAMP RIGHT PARK LAMP CTRL RR STOP LAMP CTRL RR TURN LAMP FEEDBACK SIG RR TURN SIG LAMP CTRL SIG GND STOP LAMP RELAY COIL CTRL TRUNK, TAILGATE, FUEL DOORS SYSTEM W/ POWER LIFTGATE W/ HANDSFREE W/ POWER LIFTGATE W/O HANDSFREE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/PPL WIRE WHT/YEL WIRE YEL WIRE YEL/BLU WIRE YEL/GRY WIRE YEL/WHT WIRE

2 COIL CTRL ACCESSORY IGN VOLT ACTIVE SIG ANTENNA SIG 1 HI ANTENNA SIG 1 LO ANTENNA SIG 2 HI ANTENNA SIG 2 LO ANTENNA SIG 3 HI ANTENNA SIG 3 LO ANTENNA SIG HI ANTENNA SIG LO BATT POS VOLT BLK WIRE BLK/GRY WIRE BLK/WHT WIRE BLU WIRE BRN/BLK WIRE BRN/GRN WIRE BRN/YEL WIRE CENTER CONSOLE REAR KEYLESS ENTRY ANTENNA COMPUTER DATA LINES SYSTEM DRIVER EXTERIOR DOOR HANDLE ASSEMBLY DRIVER EXTERIOR DOOR HANDLE COURTESY LAMP DRIVER EXTERIOR DOOR HANDLE SWITCH DRV DOOR OPEN SW SIG DRV DR HANDLE SW SIG GMLAN SERIAL DATA GRN WIRE GRN/BLK WIRE GRN/GRY WIRE GRN/PPL WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/BLK WIRE GRY/GRN WIRE IGNITION MODE SWITCH INSTRUMENT PANEL FRONT KEYLESS ENTRY ANTENNA KEYLESS ENTRY CONTROL MODULE LEFT FRONT DOOR HANDLE KEYLESS ENTRY ANTENNA LOCK SIG LOW REF LR DR HANDLE SW SIG NCA WIRE PASS DR HANDLE SW SIG PASSENGER EXTERIOR DOOR HANDLE ASSEMBLY PASSENGER EXTERIOR DOOR HANDLE COURTESY LAMP PASSENGER EXTERIOR DOOR HANDLE SWITCH PASSIVE START SW SIG 2 POWER DISTRIBUTION SYSTEM PPL PPL ANTENNA SIG HI PPL/BLK WIRE PPL/GRY WIRE PPL/WHT WIRE PPL/YEL WIRE REAR COMPARTMENT KEYLESS ENTRY ANTENNA REAR FASCIA KEYLESS ENTRY ANTENNA RED WIRE RED/YEL WIRE RIGHT FRONT DOOR HANDLE KEYLESS ENTRY ANTENNA RR DR HANDLE SW SIG RUN/CRANK IGN 1 VOLT WHT WIRE WHT/GRN WIRE WHT/YEL WIRE YEL/BLU WIRE YEL/GRY WIRE

AJAR SW SIG AJAR SW SIG 1 BLK WIRE BLK/PPL WIRE BLU WIRE BLU/BLK WIRE BLU/PPL WIRE BRAKE FLUID LEVEL SENS BRAKE FLUID LEVEL SWITCH BRN WIRE BRN/WHT WIRE BUS 3 COMPUTER DATA LINES SYSTEM DRIVER DOOR LATCH ASSEMBLY DRIVER WINDOW MOTOR MODULE LOGIC ELECTRONIC BRAKE CONTROL MODULE (LEFT REAR OF ENGINE COMPT) GMLAN SERIAL DATA GRN WIRE GRN/GRY WIRE GRN/YEL WIRE GRY WIRE GRY/RED WIRE HIGH SPD GMLAN SERIAL DATA (+) 1 LEFT REAR DOOR LATCH ASSEMBLY LEFT REAR WINDOW SWITCH LOGIC LF DR AJAR LIFTGATE CONTROL MODULE (CENTER LEFT SIDE OF LIFTGATE) LIFTGATE LATCH ASSEMBLY LOW REF NETWORK NETWORK BUS 4 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 PARK BRAKE SWITCH PASSENGER DOOR LATCH ASSEMBLY PASSENGER WINDOW MOTOR MODULE LOGIC RF DR AJAR RIGHT REAR DOOR LATCH ASSEMBLY RIGHT REAR WINDOW SWITCH LOGIC SW SIG TRUNK, TAILGATE, FUEL DOORS SYSTEM WHT WIRE WHT/GRN WIRE YEL WIRE YEL/RED WIRE

ACTIVE SAFETY CONTROL MODULE BLK WIRE BLK/BLU WIRE BLK/WHT WIRE COMPUTER DATA LINES SYSTEM CTRL DISABLE DRIVER DOOR LOCK SWITCH DRIVER SEAT MEMORY SWITCH FORWARD COLLISION ALERT IND GRN/BLK WIRE GRN/BLU WIRE GRN/BRN WIRE GRY/GRN WIRE HEATED STEERING WHEEL IND IND INFO DISPLAY MODULE INSTRUMENT CLUSTER INSTRUMENT PANEL MULTI- FUNCTION SWITCH INTERIOR LIFTGATE CONTROL SWITCH LED LED DIMMING SIG LEFT LOWER STEERING WHEEL CONTROLS SWITCH LEFT UPPER STEERING WHEEL CONTROLS SWITCH LIN SERIAL DATA BUS 10 LIN SERIAL DATA BUS 12 LIN SERIAL DATA BUS 20 LOGIC LOW REF MANUAL PARKING ASSIST CONTROL MODULE PARKING ASSIST ON/OFF SWITCH PARKING BRAKE IND. PASSENGER DOOR LOCK SWITCH PASSENGER WINDOW SWITCH PNK LED CTRL WIRE PNK WIRE PPL/WHT WIRE PWR RIGHT LOWER STEERING WHEEL CONTROLS SWITCH RIGHT UPPER STEERING WHEEL CONTROLS SWITCH SEAT MEMORY CONTROL MODULE SIG STEERING WHEEL AIR BAG COIL STEERING WHEEL HEATING CONTROL MODULE TRANSMISSION SHIFT LEVER TRANSMISSION SHIFT LEVER KNOB TRANSMISSION SHIFT LEVER POSITION INDICATOR W/ FORWARD COLLISION AVOIDANCE SENSOR W/O FORWARD COLLISION AVOIDANCE SENSOR W/ INTEGRATED BRAKE ASSIST W/O INTEGRATED BRAKE ASSIST WARNING WHT WIRE WINDSHIELD FRONT VIEW CAMERA YEL WIRE YEL/BLK WIRE

AUDIO LOW REF AUDIO SIG + BACK SIG BATT POS VOLT BLK WIRE BLK/BRN WIRE BLK/GRY WIRE BLK/YEL WIRE BLU WIRE BLU/GRN WIRE BUS 12 CELL CELLULAR PHONE MICROPHONE COAX COMPUTER DATA LINES SYSTEM DOWN DOWN SIG FORWARD SIG GPS/CELL GRN/BLK WIRE GROUND GRY/BRN WIRE GRY/YEL WIRE LEFT LOGIC RIGHT UPPER STEERING WHEEL CONTROLS SWITCH LOW REF MIC (-) LOW REF MIC SIG NCA WIRE RED/BLU WIRE RED/BRN WIRE RED/PPL WIRE RIGHT RIGHT LOWER STEERING WHEEL CONTROLS SWITCH SEL SERIAL DATA SERIAL DATA (-) 9 UP SIG VOICE LOW REF VOICE SIG VOL (-) W/ ONSTAR W/O ONSTAR WHT/GRN WIRE WHT/YEL WIRE YEL WIRE YEL/BLU WIRE

AMBIENT LIGHT/ SUNLOAD SENSOR BATT POSITIVE VOLT BCM 6 FUSE BLK WIRE BLK/GRN WIRE BLK/WHT WIRE BLU WIRE BODY CONTROL MODULE (LOWER CENTER OF DASH) BRN/GRN WIRE COMPUTER DATA LINES SYSTEM DRIVER INFORMATION CENTER DISPLAY ENGINE CONTROL MODULE GRN WIRE GRN/GRY WIRE GRN/PPL WIRE GRY WIRE GRY/BLK WIRE GRY/GRN WIRE HI SPD GMLAN HI SPD GMLAN SERIAL DATA (-) (1) HOOD AJAR SW SIG HOOD OPEN SW SIG HOT AT ALL TIMES HVAC CONTROL MODULE IMMOBILIZER CONTROL MODULE (RIGHT REAR OF CENTER FLOOR CONSOLE) IMMOBILIZER CTRL IMMOBILIZER LOW REF INSTRUMENT CLUSTER INSTRUMENT PANEL FUSE BLOCK LOCAL INTERCONNECT NETWORK BUS 11 LOGIC LOW REF LOW SPD GMLAN LOW SPD GMLAN SERIAL DATA 2 RED/WHT WIRE SEC IND CTRL SECURITY IND SERIAL DATA SERIAL DATA (-) (1) SERIAL DATA LIN BUS 11 SOLAR SNS VEHICLE ANTI-THEFT SYS IMMOBILIZER CTRL VEHICLE ANTI-THEFT SYS IMMOBILIZER LOW REF WHT WIRE YEL WIRE

2 COIL CTRL ACCESSORY IGN VOLT ACTIVE SIG ANTENNA SIG 1 HI ANTENNA SIG 1 LO ANTENNA SIG 2 HI ANTENNA SIG 2 LO ANTENNA SIG 3 HI ANTENNA SIG 3 LO ANTENNA SIG HI ANTENNA SIG LO BATT POS VOLT BLK WIRE BLK/GRY WIRE BLK/WHT WIRE BLU WIRE BRN/BLK WIRE BRN/GRN WIRE BRN/YEL WIRE CENTER CONSOLE REAR KEYLESS ENTRY ANTENNA COMPUTER DATA LINES SYSTEM DRIVER EXTERIOR DOOR HANDLE ASSEMBLY DRIVER EXTERIOR DOOR HANDLE COURTESY LAMP DRIVER EXTERIOR DOOR HANDLE SWITCH DRV DOOR OPEN SW SIG DRV DR HANDLE SW SIG GMLAN SERIAL DATA GRN WIRE GRN/BLK WIRE GRN/GRY WIRE GRN/PPL WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/BLK WIRE GRY/GRN WIRE IGNITION MODE SWITCH INSTRUMENT PANEL FRONT KEYLESS ENTRY ANTENNA KEYLESS ENTRY CONTROL MODULE LEFT FRONT DOOR HANDLE KEYLESS ENTRY ANTENNA LOCK SIG LOW REF LR DR HANDLE SW SIG NCA WIRE PASS DR HANDLE SW SIG PASSENGER EXTERIOR DOOR HANDLE ASSEMBLY PASSENGER EXTERIOR DOOR HANDLE COURTESY LAMP PASSENGER EXTERIOR DOOR HANDLE SWITCH PASSIVE START SW SIG 2 POWER DISTRIBUTION SYSTEM PPL PPL ANTENNA SIG HI PPL/BLK WIRE PPL/GRY WIRE PPL/WHT WIRE PPL/YEL WIRE REAR COMPARTMENT KEYLESS ENTRY ANTENNA REAR FASCIA KEYLESS ENTRY ANTENNA RED WIRE RED/YEL WIRE RIGHT FRONT DOOR HANDLE KEYLESS ENTRY ANTENNA RR DR HANDLE SW SIG RUN/CRANK IGN 1 VOLT WHT WIRE WHT/GRN WIRE WHT/YEL WIRE YEL/BLU WIRE YEL/GRY WIRE

3 4 SIG 1 BAT+ BLK WIRE BLK/BLU WIRE BLK/GRY WIRE BLU/GRY WIRE BLU/PPL WIRE BRN WIRE CLOSE COMPUTER DATA LINES SYSTEM DK BLU WIRE DK BLU/WHT WIRE DOWN DOWN CTRL EXPRESS CLOSE EXPRESS DOWN EXPRESS OPEN EXPRESS UP FRONT OVERHEAD CONSOLE ASSEMBLY HOT AT ALL TIMES INSTRUMENT PANEL FUSE BLOCK LOGIC LOW REF LOW REF SIG 2 LT BLU WIRE ORG/ WIRE PNK WIRE PPL PPL/WHT WIRE RED/GRY WIRE RED/WHT WIRE S/ROOF FUSE SERIAL DATA SERIAL DATA BUS 1 SIG (1) SIG (2) SUNROOF MOTOR SUNROOF SUNSHADE MOTOR SW DATA 1 SW SIG TAN WIRE UP CTRL WHT WIRE YEL WIRE

AUDIO LOW REF AUDIO SIG + BACK SIG BATT POS VOLT BLK WIRE BLK/BRN WIRE BLK/GRY WIRE BLK/YEL WIRE BLU WIRE BLU/GRN WIRE BUS 12 CELL CELLULAR PHONE MICROPHONE COAX COMPUTER DATA LINES SYSTEM DOWN DOWN SIG FORWARD SIG GPS/CELL GRN/BLK WIRE GROUND GRY/BRN WIRE GRY/YEL WIRE LEFT LOGIC RIGHT UPPER STEERING WHEEL CONTROLS SWITCH LOW REF MIC (-) LOW REF MIC SIG NCA WIRE RED/BLU WIRE RED/BRN WIRE RED/PPL WIRE RIGHT RIGHT LOWER STEERING WHEEL CONTROLS SWITCH SEL SERIAL DATA SERIAL DATA (-) 9 UP SIG VOICE LOW REF VOICE SIG VOL (-) W/ ONSTAR W/O ONSTAR WHT/GRN WIRE WHT/YEL WIRE YEL WIRE YEL/BLU WIRE