GMC Acadia II facelift (2019-2024) power supply transformer Wiring diagrams

ACCESSORY WAKEUP SERIAL DATA BLK WIRE BLK/BRN 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 SIG 2 GRN/GRY WIRE GRN/VIO WIRE GRN/WHT WIRE GRN/YEL WIRE GRY 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 LIN BUS 1 OUT SPD SIG POWER DISTRIBUTION SYSTEM POWER SUPPLY TRANSFORMER PRK SOL ACTR CTRL RED/GRN WIRE RED/GRY WIRE RUN/CRANK IGNITION 1 VOLT 21 SOL VLV 1 CTRL SOL VLV A CTRL SURGE ACCUMULATOR SOL VLV LOW SIDE CTRL TRANS CLUTCH G CTRL TRANS CLUTCH H CTRL TRANS HI SIDE DRIVER 1 CTRL TRANS HI SIDE DRV 2 CTRL TRANS INTERMEDIATE SPD SIG TRANS OIL TEMP SENS LO REF TRANS OIL TEMP SENS SIG TRANSMISSION CONTROL MODULE (UNDER BATTERY TRAY) 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/GRY WIRE VIO/YEL WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/GRY WIRE WHT/YEL WIRE YEL/BLU WIRE YEL/BRN WIRE YEL/GRN WIRE

ACCESSORY WAKEUP SERIAL DATA AUTOMATIC TRANSMISSION ACCUMULATOR SOLENOID VALVE BLK WIRE BLK/BRN 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 GRN/GRY WIRE GRN/VIO WIRE GRN/WHT WIRE GRN/YEL WIRE GRY 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 LIN BUS 1 OUT SPD SIG POWER DISTRIBUTION SYSTEM POWER SUPPLY TRANSFORMER RED/GRN WIRE RED/GRY WIRE RUN/CRANK IGNITION 1 VOLT 21 SOL VLV 1 CTRL SOL VLV A CTRL SURGE ACCUMULATOR SOL VLV LOW SIDE CTRL TOP OF TRANSMISSION) TRANS CLUTCH G CTRL TRANS CLUTCH H CTRL TRANS HI SIDE DRIVER 1 CTRL TRANS HI SIDE DRV 2 CTRL TRANS INTERMEDIATE SPD SIG TRANS OIL TEMP SENS LO REF TRANS OIL TEMP SENS SIG TRANSMISSION CONTROL MODULE (UNDER BATTERY TRAY) 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/GRY WIRE VIO/YEL WIRE WHT WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/GRY WIRE YEL/BLU WIRE YEL/BRN WIRE YEL/GRN 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/VIO WIRE BLU/WHT WIRE BRN/GRN WIRE BRN/VIO WIRE GRN WIRE GRN/BLK WIRE GRN/WHT WIRE GRY WIRE GRY/BLK WIRE GRY/RED WIRE GRY/WHT WIRE HOT AT ALL TIMES INSTRUMENT PANEL FUSE BLOCK LEFT AIR TEMPERATURE DOOR ACTUATOR POWER SUPPLY TRANSFORMER RED/BLK WIRE RED/GRN WIRE RED/GRY WIRE RED/WHT WIRE RED/YEL WIRE RIGHT AIR TEMPERATURE DOOR ACTUATOR SPLY UNDERHOOD FUSE BLOCK VIO WIRE VIO/BLU WIRE VIO/GRY WIRE VOLT VOLT 1 W/ REAR AIR CONDITIONER W/ START/STOP SYSTEM W/O START/STOP SYSTEM WHT WIRE WHT/GRN WIRE WHT/GRY WIRE WHT/PNK WIRE YEL/BLK WIRE YEL/GRN WIRE

2 WAY BLK WIRE BLK/WHT WIRE BLU WIRE FRONT SEAT HEATING CONTROL MODULE GARAGE DOOR OPENER NCA WIRE PASSENGER BACK SEAT BLOWER MOTOR PASSENGER CUSHION SEAT BLOWER MOTOR PASSENGER DOOR HANDLE FLOOD LAMP PASSENGER DOOR LATCH ASSEMBLY PASSENGER DOOR LOCK SWITCH PASSENGER EXTERIOR DOOR HANDLE ASSEMBLY PASSENGER OUTSIDE REAR VIEW MIRROR PASSENGER SEAT ADJUSTER SWITCH PASSENGER SEAT LUMBAR SUPPORT SWITCH PASSENGER WINDOW MOTOR PASSENGER WINDOW SWITCH POWER SUPPLY TRANSFORMER RAIN SENSOR TRANSMISSION CONTROL MODULE UNDERHOOD FUSE BLOCK W/ OBSTACLE DETECTION ENHANCED SIDE ACTIVE SAFETY W/O HEATED SEAT WINDSHIELD WIPER MOTOR WINDSHIELD WIPER RELAY

BATT POST VOLT 32 BATTERY POST VOLT 3 BLK WIRE BLK/BRN WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE CELLULAR TELEPHONE MICROPHONE LOW REF CELLULAR TELEPHONE MICROPHONE SIG DISPLAY DISPLAY SIGNAL (-) GND 15 GRN WIRE GRN/BLK WIRE GRY/BRN WIRE GY LVDS INFOTAINMENT DISPLAY SIGNAL HOT AT ALL TIMES INFO DISPLAY MODULE INFOTAINMENT INSTRUMENT PANEL FUSE BLOCK LOGIC LR SPEAKER (+) CTRL LVDS MICROPHONE MICROPHONE SIG POWER DISTRIBUTION SYSTEM POWER SUPPLY TRANSFORMER RADIO RADIO PRESETS STEERING WHEEL CONTROLS SWITCH RADIO VOLUME STEERING WHEEL CONTROLS SWITCH RED WIRE RED/BLU WIRE RED/GRN WIRE RED/GRY WIRE RED/VIO WIRE RED/YEL WIRE RIGHT FRONT MOBILE TELEPHONE MICROPHONE UNDERHOOD FUSE BLOCK VIO/YEL WIRE W/ STOP/START WHT/YEL WIRE YEL/BLU WIRE

BATT POST VOLT 32 BATTERY POST VOLT 3 BLK WIRE BLK/BRN WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE CELLULAR TELEPHONE MICROPHONE LOW REF CELLULAR TELEPHONE MICROPHONE SIG DISPLAY DISPLAY SIGNAL (-) GND 15 GRN WIRE GRY/BRN WIRE GY LVDS INFOTAINMENT DISPLAY SIGNAL HOT AT ALL TIMES INFO DISPLAY MODULE INFOTAINMENT INSTRUMENT FUSE BLOCK LOGIC LVDS MICROPHONE MICROPHONE SIG POWER DISTRIBUTION SYSTEM POWER SUPPLY TRANSFORMER RADIO RADIO PRESETS STEERING WHEEL CONTROLS SWITCH RADIO VOLUME STEERING WHEEL CONTROLS SWITCH RED WIRE RED/BLU WIRE RED/GRN WIRE RED/GRY WIRE RED/VIO WIRE RED/YEL WIRE RIGHT FRONT MOBILE TELEPHONE MICROPHONE UNDERHOOD FUSE BLOCK VIO/YEL WIRE W/ STOP/START WHT/YEL WIRE YEL/BLU WIRE

BATT POS VOLT BLK WIRE BLK/BLU WIRE BLK/GRY WIRE BLU/YEL WIRE BRN/WHT WIRE CENTER CONSOLE MULTI-FUNCTION SWITCH COMPUTER DATA LINES SYSTEM FRT PARKING LEFT CORNER SENS FRT PARKING LEFT MID SENS FRT PARKING LEFT/RIGHT/MID SENS FRT PARKING RIGHT CORNER SENS FRT PARKING RIGHT MID SENS FRT PARKING SENS LOW REF GRN WIRE GRN/BRN WIRE GRY/GRN WIRE HOT AT ALL TIMES INSTRUMENT PANEL FUSE BLOCK LEFT FRONT MIDDLE PARKING ASSIST SENSOR LEFT FRONT OUTER PARKING ASSIST SENSOR LEFT REAR MIDDLE PARKING ASSIST SENSOR LEFT REAR OUTER PARKING ASSIST SENSOR LEFT REAR OUTER PARKING ASSIST SENSOR SIG LOW SPD GMLAN SERIAL DATA LR MIDDLE OBJECT SENS SIG OBJECT SENS CTRL OBJECT SENS LOW REF PARKING ASSIST CONTROL MODULE PARKING ASSIST SWITCH POWER DISTRIBUTION SYSTEM POWER SUPPLY TRANSFORMER REAR BODY FUSE BLOCK REAR PARK ASSIST DISABLE SIG RED/GRN WIRE RED/GRY WIRE RIGHT FRONT MIDDLE PARKING ASSIST SENSOR RIGHT FRONT OUTER PARKING ASSIST SENSOR RIGHT REAR MIDDLE PARKING ASSIST SENSOR RIGHT REAR OUTER PARKING ASSIST SENSOR RR CORNER OBJECT SENS SIG RR MIDDLE OBJECT SENS SIG SERIAL DATA 2 SERIAL DATA COMMUNICATION ENABLE LED DISABLE SIG SPLY VOLT 2 UNDERHOOD FUSE BLOCK VIO/GRY WIRE VIO/WHT WIRE W/ START/STOP SYSTEM W/O START/STOP SYSTEM WHT WIRE WHT/BLU WIRE WHT/GRY WIRE YEL WIRE YEL/BLU WIRE YEL/GRY WIRE YEL/VIO WIRE YEL/WHT WIRE

BATT POST VOLT 32 BATTERY POST VOLT 3 BLK WIRE BLK/BRN WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE CELLULAR TELEPHONE MICROPHONE LOW REF CELLULAR TELEPHONE MICROPHONE SIG DISPLAY DISPLAY SIGNAL (-) GND 15 GRN WIRE GRN/BLK WIRE GRY/BRN WIRE GY LVDS INFOTAINMENT DISPLAY SIGNAL HOT AT ALL TIMES INFO DISPLAY MODULE INFOTAINMENT INSTRUMENT PANEL FUSE BLOCK LOGIC LR SPEAKER (+) CTRL LVDS MICROPHONE MICROPHONE SIG POWER DISTRIBUTION SYSTEM POWER SUPPLY TRANSFORMER RADIO RADIO PRESETS STEERING WHEEL CONTROLS SWITCH RADIO VOLUME STEERING WHEEL CONTROLS SWITCH RED WIRE RED/BLU WIRE RED/GRN WIRE RED/GRY WIRE RED/VIO WIRE RED/YEL WIRE RIGHT FRONT MOBILE TELEPHONE MICROPHONE UNDERHOOD FUSE BLOCK VIO/YEL WIRE W/ STOP/START WHT/YEL WIRE YEL/BLU WIRE

BATT POST VOLT 32 BATTERY POST VOLT 3 BLK WIRE BLK/BRN WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE CELLULAR TELEPHONE MICROPHONE LOW REF CELLULAR TELEPHONE MICROPHONE SIG DISPLAY DISPLAY SIGNAL (-) GND 15 GRN WIRE GRY/BRN WIRE GY LVDS INFOTAINMENT DISPLAY SIGNAL HOT AT ALL TIMES INFO DISPLAY MODULE INFOTAINMENT INSTRUMENT FUSE BLOCK LOGIC LVDS MICROPHONE MICROPHONE SIG POWER DISTRIBUTION SYSTEM POWER SUPPLY TRANSFORMER RADIO RADIO PRESETS STEERING WHEEL CONTROLS SWITCH RADIO VOLUME STEERING WHEEL CONTROLS SWITCH RED WIRE RED/BLU WIRE RED/GRN WIRE RED/GRY WIRE RED/VIO WIRE RED/YEL WIRE RIGHT FRONT MOBILE TELEPHONE MICROPHONE UNDERHOOD FUSE BLOCK VIO/YEL WIRE W/ STOP/START WHT/YEL WIRE YEL/BLU WIRE