Buick Enclave II (2017-2021) power supply transformer Wiring diagrams

BATT POS BLK WIRE BLK/WHT WIRE BRN/BLK WIRE BRN/RED WIRE CAM SIG 2- CAMERA GROUND CAMERA LOW REFERENCE CAMERA SIG 2 CHEVROLET COMPUTER DATA LINES SYSTEM DC DC TRANS 2 FUSE GROUND GRY/GRN WIRE GRY/YEL WIRE HOT AT ALL TIMES INSTRUMENT PANEL FUSE BLOCK LEFT SIDE VIEW CAMERA (IN LEFT REAR VIEW MIRROR) LOW SPEED GMLAN SERIAL DATA 2 NCA WIRE POWER DISTRIBUTION SYSTEM POWER SUPPLY TRANSFORMER RED/BLU WIRE RED/GRN WIRE RIGHT SIDE VIEW CAMERA (IN RIGHT REAR VIEW MIRROR) SIG GND SPLY VOLT SPLY VOLT 2 UNDERHOOD FUSE BLOCK VIDEO FUSE VIDEO PROCESSING CONTROL MODULE VOLT WHT/BLU WIRE

AIR RECIRCULATION DOOR ACTUATOR AUXILIARY AIR TEMPERATURE DOOR ACTUATOR AUXILIARY MODE DOOR ACTUATOR BATT POS BATTERY FUSE BLOCK BLK WIRE BLU/BLK WIRE BLU/PPL WIRE BLU/WHT WIRE BRN/GRN WIRE COMPUTER DATA LINES SYSTEM DC DC TRANS 1 FUSE DRIVER INFORMATION CENTER DISPLAY ENGINE COOLANT TEMPERATURE GAUGE ENGINE COOLANT TEMPERATURE IND FUSE 5 FUSE 9 GMLAN SER DATA (-) (2) GRN WIRE GRN/BLK WIRE GRN/WHT WIRE GRY WIRE GRY/BLK WIRE GRY/GRN WIRE GRY/RED WIRE GRY/WHT WIRE HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED IGN 1 VOLT INSTRUMENT CLUSTER IPC FUSE LEFT AIR TEMPERATURE DOOR ACTUATOR LOGIC POWER SUPPLY TRANSFORMER PPL/BLU WIRE PPL/GRY WIRE RED/BLK WIRE RED/GRN WIRE RED/GRY WIRE RED/PPL WIRE RED/WHT WIRE RED/YEL WIRE RIGHT AIR TEMPERATURE DOOR ACTUATOR SPLY UNDERHOOD FUSE BLOCK VOLT VOLT 1 W/ REAR AIR CONDITIONER WHT WIRE WHT/GRN WIRE WHT/GRY WIRE WHT/PNK WIRE YEL/BLK WIRE YEL/GRN WIRE

BLK WIRE BRN WIRE CHEVROLET NCA WIRE PASSENGER BACK SEAT BLOWER MOTOR PASSENGER CUSHION SEAT BLOWER MOTOR PASSENGER DOOR ACCENT LAMP PASSENGER DOOR COURTESY LAMP PASSENGER DOOR HANDLE FLOOD LAMP PASSENGER DOOR LATCH ASSEMBLY PASSENGER DOOR LOCK SWITCH PASSENGER DOOR POCKET FLOOD LAMP PASSENGER EXTERIOR DOOR HANDLE ASSEMBLY PASSENGER OUTSIDE REAR VIEW MIRROR PASSENGER SEAT ADJUSTER SWITCH PASSENGER SEAT LUMBAR SUPPORT SWITCH PASSENGER WINDOW SWITCH POWER SUPPLY TRANSFORMER SEAT HEATING CONTROL MODULE UNDERHOOD FUSE BLOCK W/O HEATED SEAT WHT WIRE WINDSHIELD WIPER MOTOR WINDSHIELD WIPER RELAY WINDSHIELD WIPER SPEED CONTROL RELAY YEL WIRE

AMP FUSE BATT POS VOLT BK-2 BLK WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BRN/BLU WIRE CELLULAR TELEPHONE VOICE LO REF CELLULAR TELEPHONE VOICE SIG COAX COAX (HD)/XM CU COAX BK AM/FM COAX BK-1 COMPUTER DATA LINES SYSTEM DC DC TRANS 1 FUSE GRN WIRE GRN/BLK WIRE GRN/BLU WIRE GRN/YEL WIRE GRY/GRN WIRE GRY/PPL WIRE HOT AT ALL TIMES INSTRUMENT PANEL FUSE BLOCK LF SPEAKER (-) CTRL 1 LF SPEAKER SIG (-) 1 LR SPEAKER (+) CTRL LR SPEAKER SIG (-) 1 MOST CONTROL MOST SERIAL DATA (+) POWER DISTRIBUTION SYSTEM POWER SUPPLY TRANSFORMER RADIO RDO FUSE RDO/HVAC DISPLY FUSE RED/BLU WIRE RED/GRN WIRE RED/GRY WIRE RED/PPL WIRE RED/YEL WIRE REMOTE ENABLE SIG RF SPEAKER (-) CTRL 1 RF SPEAKER SIG (-) 1 RR SPEAKER (+) CTRL RR SPEAKER SIG (-) 1 SERIAL DATA BUS 10 LOW SPD GMLAN SERIAL DATA 2 SPLY VOLT 1 UNDERHOOD FUSE BLOCK W/ S-BAND DIGITAL AUDIO SYSTEM W/O S-BAND DIGITAL AUDIO SYSTEM WHT WIRE WHT/GRN WIRE WHT/PPL WIRE YEL WIRE YEL/BLK WIRE

2.0L TURBO 3.6L AMP FUSE BATT POS VOLT BLK WIRE BLK/YEL WIRE BLU WIRE BLU/GRY WIRE BRN/BLU WIRE CELLULAR TELEPHONE VOICE LO REF CELLULAR TELEPHONE VOICE SIG COAX COAX BK AM/FM COAX BK-1 COAX CU HD/XM COMPUTER DATA LINES SYSTEM DC DC TRANS 1 FUSE ENGINE CONTROL MODULE GRN/BLU WIRE GRY/BLK WIRE GRY/GRN WIRE GRY/PPL WIRE GRY/YEL WIRE HOT AT ALL TIMES INSTRUMENT PANEL FUSE BLOCK LEFT FRONT DOOR SPEAKER LEFT INSTRUMENT PANEL SPEAKER LOW SPD GMLAN SERIAL DATA 2 MOST CONTROL MOST SERIAL DATA (+) MOST SERIAL DATA (-) 2 POWER DISTRIBUTION SYSTEM POWER SUPPLY TRANSFORMER PPL/BLU WIRE RADIO RDO FUSE RDO/HVAC DISPLY FUSE RED/BLU WIRE RED/GRN WIRE RED/GRY WIRE RED/PPL WIRE RED/YEL WIRE REPLICATED SIG SERIAL DATA BUS 10 SPLY VOLT 1 SUBWOOFER SPEAKER UNDERHOOD FUSE BLOCK WHT/GRN WIRE WHT/PPL WIRE YEL WIRE

ASSIST DISABLE SIG BATT POS VOLT BCM 8 FUSE BLK WIRE BLK/BLU WIRE BLK/GRY WIRE BLK/WHT WIRE BLU WIRE BODY CONTROL MODULE (FRONT OF CENTER CONSOLE) BRN/WHT WIRE COMPUTER DATA LINES SYSTEM DC DC TRANS 1 FUSE DRIVER INFORMATION CENTER DISPLAY FRONT PARKING LEFT CORNER SENS FRONT PARKING LEFT MIDDLE SENS FRONT PARKING LEFT/RIGHT/MID SENS FRONT PARKING RIGHT CORNER SENS FRONT PARKING RIGHT MID SENS GRN WIRE GRN/BRN WIRE GRY/GRN WIRE HAZARD WARNING SWITCH HOT AT ALL TIMES IND DIMMING CTRL GMLAN SERL DATA (-) 1 GMLAN SERL DATA (+) 1 INSTRUMENT CLUSTER INSTRUMENT PANEL FUSE BLOCK LED DISABLE SIG LEFT MIDDLE FRONT PARKING ASSIST SENSOR LEFT MIDDLE REAR PARKING ASSIST SENSOR LEFT OUTER FRONT PARKING ASSIST SENSOR LEFT OUTER REAR PARKING ASSIST SENSOR LOGIC LOW SPEED GMLAN SERIAL DATA LOW SPEED GMLAN SERIAL DATA 2 LR CORNER SENS SIG LR MIDDLE SENS SIG OBJECT SENS CTRL PARKING ASSIST CONTROL MODULE PARKING ASSIST IND PARKING ASSIST SWITCH POWER DISTRIBUTION SYSTEM POWER SUPPLY TRANSFORMER PPL/GRY WIRE PPL/WHT WIRE RED/GRN WIRE RED/GRY WIRE RED/PPL WIRE RIGHT MIDDLE FRONT PARKING ASSIST SENSOR RIGHT MIDDLE REAR PARKING ASSIST SENSOR RIGHT OUTER FRONT PARKING ASSIST SENSOR RIGHT OUTER REAR PARKING ASSIST SENSOR RR CORNER SENS SIG RR MIDDLE SENS SIG SENS LOW REF SIG GND SPLY VOLT 2 UNDERHOOD FUSE BLOCK UPA FUSE WHT WIRE WHT/GRY WIRE YEL WIRE YEL/BLU WIRE YEL/GRY WIRE YEL/PPL WIRE YEL/WHT WIRE

ACTIVE NOISE CANCELLATION MODULE (RIGHT OF ACCELERATOR PEDAL) AMP FUSE AUDIO LO REF MICROPHONE LO REF AUDIO SIG MICROPHONE SIG AUXILIARY AUDIO INPUT LOGIC BACKUP LAMP CTRL BATT POS VOLT BATT POSITIVE VOLT BK COAX AM/FM BK-2 BLK WIRE BLK/BRN WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/BRN WIRE BRN/BLU WIRE CAMERA SIGNAL 2 COAX COAX CU HD/XM COMPUTER DATA LINES SYSTEM DC DC TRANS 1 FUSE GRN WIRE GRN/BLK WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/GRN WIRE GRY/YEL WIRE HOT AT ALL TIMES INFOTMNT FUSE INSTRUMENT PANEL FUSE BLOCK LEFT FRONT DOOR SPEAKER LEFT INSTRUMENT PANEL SPEAKER LEFT REAR DOOR SPEAKER LF AUDIO LO REF LF SPEAKER (-) CTRL 1 LF SPEAKER CTRL (+) 1 RR AUDIO LO REF LF SPEAKER SIG (-) 1 LO SPD GMLAN SERIAL DATA 2 LR SPEAKER (+) CTRL LR SPEAKER SIG (-) NAVIGATION SYSTEM NCA WIRE POWER DISTRIBUTION SYSTEM POWER SUPPLY TRANSFORMER PPL/BLK WIRE RADIO RDO FUSE RED WIRE RED/GRN WIRE RED/GRY WIRE RED/PPL WIRE RED/YEL WIRE REMOTE ENABLE SIG RF SPEAKER (-) CTRL 1 RF SPEAKER SIG (-) 1 RIGHT FRONT DOOR SPEAKER RIGHT INSTRUMENT PANEL SPEAKER RIGHT REAR DOOR SPEAKER RR SPEAKER (+) CTRL RR SPEAKER SIG (-) SPLY VOLT 1 UNDERHOOD FUSE BLOCK USB USB BU USB SERIAL DATA VOICE LO REF VOICE SIG WHT WIRE WHT/BLU WIRE YEL WIRE YEL/BLK WIRE

AMP FUSE BATT POS VOLT BK AM/FM BK-2 BLK WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BRN/BLU WIRE CELLULAR TELEPHONE VOICE LO REF CELLULAR TELEPHONE VOICE SIG COAX COAX BK-1 COAX CU HD/XM COMPUTER DATA LINES SYSTEM DC DC TRANS 1 FUSE GRN WIRE GRN/BLK WIRE GRN/BLU WIRE GRN/YEL WIRE GRY/GRN WIRE GRY/PPL WIRE HOT AT ALL TIMES INSTRUMENT PANEL FUSE BLOCK LF SPEAKER (-) CTRL 1 LF SPEAKER SIG (-) 1 LR SPEAKER (+) CTRL LR SPEAKER SIG (-) 1 MOST CONTROL MOST SERIAL DATA (+) POWER DISTRIBUTION SYSTEM POWER SUPPLY TRANSFORMER RADIO RDO FUSE RDO/HVAC DISPLY FUSE RED/BLU WIRE RED/GRN WIRE RED/GRY WIRE RED/PPL WIRE RED/YEL WIRE REMOTE ENABLE SIG RF SPEAKER (-) CTRL 1 RF SPEAKER SIG (-) 1 RR SPEAKER (+) CTRL RR SPEAKER SIG (-) 1 SERIAL DATA BUS 10 LOW SPD GMLAN SERIAL DATA 2 SPLY VOLT 1 UNDERHOOD FUSE BLOCK W/ S-BAND DIGITAL AUDIO SYSTEM W/O S-BAND DIGITAL AUDIO SYSTEM WHT WIRE WHT/GRN WIRE WHT/PPL WIRE YEL WIRE YEL/BLK WIRE

2.0L TURBO 3.6L AMP FUSE BATT POS VOLT BK AM/FM BLK WIRE BLK/YEL WIRE BLU WIRE BLU/GRY WIRE BRN/BLU WIRE CELLULAR TELEPHONE VOICE LO REF CELLULAR TELEPHONE VOICE SIG COAX COAX BK-1 COAX CU HD/XM COMPUTER DATA LINES SYSTEM DC DC TRANS 1 FUSE ENGINE CONTROL MODULE GRN/BLU WIRE GRY/BLK WIRE GRY/GRN WIRE GRY/PPL WIRE GRY/YEL WIRE HOT AT ALL TIMES INSTRUMENT PANEL FUSE BLOCK LEFT FRONT DOOR SPEAKER LEFT INSTRUMENT PANEL SPEAKER LOW SPD GMLAN SERIAL DATA 2 MOST CONTROL MOST SERIAL DATA (+) MOST SERIAL DATA (-) 2 POWER DISTRIBUTION SYSTEM POWER SUPPLY TRANSFORMER PPL/BLU WIRE RADIO RDO FUSE RDO/HVAC DISPLY FUSE RED/BLU WIRE RED/GRN WIRE RED/GRY WIRE RED/PPL WIRE RED/YEL WIRE REPLICATED SIG SERIAL DATA BUS 10 SPLY VOLT 1 SUBWOOFER SPEAKER UNDERHOOD FUSE BLOCK WHT/GRN WIRE WHT/PPL WIRE YEL WIRE

BACKUP LAMP CTRL BATT POS VOLT BK USB SER DATA BLK WIRE BLK/WHT WIRE BN LVDS USB SERIAL DATA BU LVDS USB SERIAL DATA CAMERA FUSE CAMERA LOW REF CAMERA SIG 2 COMPUTER DATA LINES SYSTEM DC DC TRANS 1 FUSE GRN/WHT WIRE GRY/GRN WIRE GRY/YEL WIRE GY LVDS USB SERIAL DATA HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED HUMAN MACHINE INTERFACE CONTROL MODULE HUMAN MACHINE INTERFACE CONTROL MODULE BYPASS MODULE INSTRUMENT PANEL FUSE BLOCK LVDS NCA WIRE POWER DISTRIBUTION SYSTEM POWER SUPPLY TRANSFORMER PPL CAMERA LOW REF PPL/GRN WIRE RADIO RADIO CONTROLS RAP RLY SW CTRL REAR BODY FUSE BLOCK REAR VIEW CAMERA (CENTER OF LIFTGATE) RED/GRN WIRE RED/GRY WIRE RUN/ CRANK IGN 1 VOLT SERIAL DATA BUS 5 SIG GND SPLY VOLT 2 UNDERHOOD FUSE BLOCK VIDEO FUSE VOLT 2 WHT/BLU WIRE