GMC Acadia II (2016-2019) power distribution system Wiring diagrams

AUTOMATIC TRANSMISSION ASSEMBLY BATT POS VOLT BATTERY POSITIVE VOLT BLK WIRE BLK/WHT WIRE BLU WIRE COMPUTER DATA LINES SYSTEM CONTROL SOLENOID VALVE ASSEMBLY DC DC TRANS 2 FUSE DRIVER INFORMATION CENTER DISPLAY GRN WIRE GRY WIRE GRY/PPL WIRE HI SPD GMLAN SER DATA (+) 1 HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED IGN IGN 1 VOLT INSTRUMENT CLUSTER ISS HIGH ISS LOW LOGIC LOW REF LOW REF TRNS RANGE SIG P MOST SERIAL DATA (+) OSS HIGH OSS LOW P/N PC 1 SOLENOID PC 2 SOLENOID PC 3 SOLENOID PC 4 SOLENOID PC 5 SOLENOID POWER DISTRIBUTION SYSTEM POWER SUPPLY TRANSFORMER (FRONT OF CENTER CONSOLE) PPL/BLK WIRE PPL/YEL WIRE PRESSURE CONTROL SOLENOID VALVE 1 PRESSURE CONTROL SOLENOID VALVE 2 PRESSURE CONTROL SOLENOID VALVE 3 PRESSURE CONTROL SOLENOID VALVE 4 PRESSURE CONTROL SOLENOID VALVE 5 RED WIRE RED/BLU WIRE RED/GRN WIRE SHIFT SOLENOID VALVE 1 SIG GND SS 1 SUPPLY VOLT 2 TCC SOLENOID TCM BATT 1 FUSE TCM/IGN FUSE TFP 1 TFP 3 TFP 4 TFP 5 TFT TORQUE CONVERTER CLUTCH PRESSURE CONTROL SOLENOID VALVE TRANS PARK/NEUTRAL SIG 1 TRANSMISSION CONTROL MODULE TRANSMISSION FLUID PRESSURE SWITCH TRANSMISSION FLUID TEMPERATURE SENSOR TRANSMISSION INPUT SHAFT SPEED SENSOR TRANSMISSION INTERNAL MODE SWITCH TRANSMISSION OUTPUT SHAFT SPEED SENSOR TRNS RANGE SIG A TRNS RANGE SIG B TRNS RANGE SIG C UNDERHOOD FUSE BLOCK WAKEUP SERIAL DATA WHT WIRE WHT/GRN WIRE WHT/GRY WIRE YEL WIRE

ACCUMULATOR SOL LO SIDE CTRL AUTOMATIC TRANSMISSION ACCUMULATOR SOLENOID VALVE BATT POSITIVE VOLT BCM 3 FUSE BLK WIRE BLK/BRN WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/YEL WIRE BODY CONTROL MODULE (UNDER CENTER OF DASH) BRAKE APPLY SENS CTRL BRAKE APPLY SENS LOW REF BRAKE APPLY SENS SIG BRAKE PEDAL POSITION SENSOR (TOP OF BRAKE PEDAL ASSEMBLY) BRAKE POSITION SENS LOW REF BRAKE POSITION SENS SIG COMPUTER DATA LINES SYSTEM ENGINE CONTROL MODULE GRN/BLU WIRE GRY/GRN WIRE HI SPD GMLAN SERIAL DATA (-) (1) HIGH SPEED GMLAN SERIAL DATA (+) HOT AT ALL TIMES HOT W/ ENGINE CONTROLS IGNITION RELAY ENERGIZED INSTRUMENT PANEL FUSE BLOCK LOGIC NETWORK BUS 2 PARK/NEUTRAL SIG POWER DISTRIBUTION SYSTEM PPL/BLU WIRE PPL/YEL WIRE PRESS BRAKE RAP RELAY COIL CONTROL RAP RLY COIL CTRL RECEPTACLE-ELECTRICAL, FRONT CONSOLE REAR 110, 230 VOLT RED/GRY WIRE SIG GND TAP UP/TAP DOWN SW SIG TOP OF TRANSMISSION) TRANSMISSION MANUAL SHIFT SWITCH TRANSMISSION SHIFT LEVER TRANSMISSION SHIFT LEVER POSITION INDICATOR UNDERHOOD FUSE BLOCK VIO/YEL WIRE WHT WIRE WHT/GRN WIRE WHT/GRY WIRE WHT/RED WIRE

AMBIENT LIGHT/SUNLOAD SENSOR (TOP CENTER OF DASH) AUXILIARY BLOWER MOTOR AUXILIARY BLOWER MOTOR CONTROL MODULE AUXILIARY LOWER DUCT AIR TEMPERATURE SENSOR AUXILIARY UPPER DUCT AIR TEMPERATURE SENSOR BATT POS VOLT BLK WIRE BLK/BLU WIRE BLK/GRN WIRE BLOWER MOTOR BLU WIRE BLU/BRN WIRE BLU/GRY WIRE BLU/WHT WIRE BLU/YEL WIRE BLWR FRT FUSE BLWR MTR SPD CTRL BLWR REAR FUSE BRN WIRE BRN/BLK WIRE BRN/PPL WIRE COMPUTER DATA LINES SYSTEM CTRL DEFOGGER SYSTEM DOOR LOCKS, ANTI-THEFT SYSTEMS ELEC VARIABLE DISP CTRL ELEC VARIABLE DISP SPLY GRN WIRE GRN/BLK WIRE GRN/YEL WIRE GRY WIRE GRY/BLU WIRE GRY/GRN WIRE HEADLIGHTS SYSTEM HOT AT ALL TIMES HUMIDITY SENS SIG HUMIDITY TEMP SENS SIG HVAC CONTROL MODULE HVAC DISPLY FUSE HVAC FUSE INSIDE AIR TEMP SENS SIG INSTRUMENT PANEL FUSE BLOCK LO SPD GMLAN SERIAL DATA LOGIC LOWER AIR TEMP SENS SIG MTR MTR LO MTR SPD CTRL ORG/ WIRE POWER DISTRIBUTION SYSTEM PPL PPL/GRY WIRE REAR BLWR MTR SPD CTRL REAR BODY FUSE BLOCK REAR DEFOG RLY CTRL RED WIRE RED/BLU WIRE RED/GRN WIRE RED/GRY WIRE RED/PPL WIRE REF RUN/CRANK IGN 1 VOLT SERIAL DATA BUS 9 SOLAR SENS LO REF TEMP SENS LO REF TWILIGHT SENTINEL DELAY SIG UPPER AIR TEMP SENS SIG VOLT W/ REAR AIR CONDITIONER WHT WIRE WINDSCREEN TEMP SENS SIG WINDSHIELD TEMPERATURE, INSIDE MOISTURE SENSOR YEL WIRE YEL/BLU WIRE YEL/PPL WIRE YEL/RED WIRE

3.6L ACCESSORY WAKEUP SERIAL DATA BACKUP LAMP CTRL BATTERY BATTERY CURRENT SENSOR BATTERY FUSE BLOCK BATTERY POSITIVE VOLT BATTERY POSITIVE VOLTAGE BLK WIRE BLK/VIO WIRE BLU WIRE BLU/GRY WIRE BLU/VIO WIRE BLU/WHT WIRE BODY CONTROL MODULE (UNDER CENTER OF DASH) BRN/GRN WIRE BRN/GRY WIRE BRN/PPL WIRE BRN/WHT WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM COURTESY LAMP SW SIG CRUISE CONTROL SYSTEM CRUISE/ETC/TCC BRAKE SIG CURRENT SENS CTRL CURRENT SENS LOW REF CURRENT SENS SIG DOME LAMP OFF INDICATOR CTRL DOOR LOCKS, ANTI-THEFT SYSTEMS DR LCK ACTUATOR UNLOCK CTRL DR LOCK ACTUATOR LOCK CTRL DR LOCK ACTUATOR LOCK CTRL 2 DRV MODE 1 INDICATOR CTRL DRV MODE 2 INDICATOR CTRL DRV MODE 3 INDICATOR CTRL ELECTRONIC SUSPENSION SYSTEM ENDGATE LATCH RLY COIL CTRL ENDGATE LATCH RLY CTRL FOG LAMP RLY CTRL DRV MODE 4 INDICATOR CTRL FRT WINDSHIELD WIPER SW HIGH SIG FUEL DOOR LOCK RLY CTRL FUSE 10 GRN WIRE GRN/BLU WIRE GRN/BRN WIRE GRN/PPL WIRE GRN/VIO WIRE GRN/WHT WIRE GRN/YEL WIRE GROUND GROUND DISTRIBUTION SYSTEM GRY WIRE GRY/BRN WIRE GRY/GRN WIRE HDLP HIGH BEAM RLY CTRL HDLP LOW BEAM RLY CTRL HEADLIGHTS SYSTEM HI SPD GMLAN SERIAL DATA (-) (1) HI SPEED GMLAN DATA BUS (-) HI SPEED GMLAN DATA BUS (-) TRAILER BRAKE APPLY SIG HOOD AJAR SW SIG HORN RLY CTRL HORNS SYSTEM HOT AT ALL TIMES INADVERTENT POWER CTRL INTERIOR LAMP CTRL KEY CAPTURE/COLUMN LOCK SHIFT POSITION SIG LED AMBIENT LIGHTING CTRL 1 LED BACKLT DIMMING CTRL LEFT FRT TURN SIG LAMP CTRL LEFT HDLP LOW BEAM CTRL LEFT PARK LAMP CTRL LEFT REAR STOP/TURN LAMP CTRL LEFT TRAILER TURN SIG LAMP CTRL LIFTGATE AJAR SWITCH SIG 1 LOCAL INTERCONNECT NETWORK BUS 2 LOCAL INTERCONNECT NETWORK BUS 3 LOCAL INTERCONNECT NETWORK DATA BUS 1 LOW SPEED GMLAN SERIAL DATA PARK LAMP RLY CTRL PARK LOCK SOLENOID CTRL PASSENGER DOOR LOCK SW LOCK CTRL PASSENGER DOOR LOCK SW UNLOCK CTRL POWER DISTRIBUTION SYSTEM PPL/GRY WIRE PPL/WHT WIRE PPL/YEL WIRE PUSH BUTTON START CHALLENGE ACT SIG RAP RLY COIL CTRL REAR LICENSE LAMP CTRL REAR WINDOW WASHER RLY CTRL REAR WIPER MTR RLY COIL CTR RED/GRN WIRE RED/WHT WIRE RIGHT FRT TURN SIG LAMP CTRL RIGHT HDLP LOW BEAM CTRL RIGHT PARK LAMP CTRL RIGHT REAR STOP/TURN LAMP CTRL RIGHT TRAILER TURN SIG LAMP CTRL RR CLOSURE HANDLE SW OPEN SIG RUN/CRANK RELAY COIL CTRL SERIAL DATA COMM ENABLE SHIFT INTERLOCK SYSTEM STARTING/CHARGING SYSTEM STOP LAMP RELAY COIL CTRL TRUNK, TAILGATE, FUEL DOORS SYSTEM VIO/BLK WIRE VIO/GRY WIRE WHT WIRE WHT/BLU WIRE WHT/BRN WIRE WHT/GRN WIRE WHT/PPL WIRE WHT/VIO WIRE WHT/YEL WIRE WINDSHIELD WASHER RELAY CTRL WINDSHIELD WIPER MTR PARK SW SIG WINDSHIELD WIPER MTR RLY COIL CTRL WIPER/WASHER SYSTEM WIPER/WASHER SYSTEM EXTERIOR LIGHTS SYSTEM YEL WIRE YEL/BLU WIRE YEL/BRN WIRE YEL/GRY WIRE YEL/VIO WIRE

ACC IGN VOLT ANT 1 SIG HI ANT 1 SIG LO ANT 2 SIG HI ANT 2 SIG LO ANT 3 SIG HI ANT 3 SIG LO ANT SIG HI ANT SIG LO B+ 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 DRV DR ANT SIG LO DRV DR HANDLE SW SIG GRN WIRE GRN/BLK WIRE GRN/GRY WIRE GRN/WHT WIRE GRN/YEL WIRE GRY/BLK WIRE GRY/GRN WIRE HOT AT ALL TIMES INSTRUMENT PANEL KEYLESS ENTRY ANTENNA KEYLESS ENTRY CONTROL MODULE LEFT REAR EXTERIOR DOOR HANDLE ASSEMBLY LEFT REAR EXTERIOR DOOR HANDLE SWITCH LO SPD GMLAN SERIAL DATA LR DR HANDLE SW SIG PASS DR ANT SIG HI PASS DR ANT SIG LO PASS DR HANDLE SW SIG PASSIVE START SW 2 LO REF PASSIVE START SW SIG 2 PEPS FUSE POWER DISTRIBUTION SYSTEM PPL PPL DRV DR ANT SIG HI PPL/BLK WIRE PPL/GRY WIRE PPL/WHT WIRE PPL/YEL WIRE RAP RLY 2 COIL CTRL REAR BODY FUSE BLOCK REAR COMPARTMENT KEYLESS ENTRY ANTENNA RED WIRE RED/YEL WIRE RIGHT REAR EXTERIOR DOOR HANDLE ASSEMBLY RIGHT REAR EXTERIOR DOOR HANDLE SWITCH RR DR HANDLE SW SIG RUN/CRANK IGN 1 VOLT SIG GND START CHALLENGE ACTIVE SIG WHT WIRE WHT/GRN WIRE YEL/BLU WIRE YEL/GRY WIRE

AMP FUSE BATT POS VOLT BLK WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE COAX COAX BK COAX CU HD/XM COMPUTER DATA LINES SYSTEM DC DC TRANS 1 FUSE GMLAN SERIAL DATA 2 GRN/BLU WIRE GRY/BRN WIRE GRY/GRN WIRE GRY/PPL WIRE HOT AT ALL TIMES HVAC DISPLY FUSE INFOTMNT FUSE INSTRUMENT PANEL FUSE BLOCK LEFT STEERING WHEEL CONTROLS SWITCH LOGIC LOGISTICS FUSE MOST CONTROL MOST SERIAL DATA (+) MUTE POWER DISTRIBUTION SYSTEM POWER SUPPLY TRANSFORMER RADIO RADIO PRESETS STEERING WHEEL CONTROLS SWITCH RADIO VOLUME STEERING WHEEL CONTROLS SWITCH RDO FUSE RED/BLU WIRE RED/GRN WIRE RED/GRY WIRE RED/PPL WIRE RED/WHT WIRE RED/YEL WIRE RIGHT STEERING WHEEL CONTROLS SWITCH SEEK DOWN SEEK UP SEL SERIAL DATA BUS 10 SPLY VOLT 1 STEERING WHEEL AIR BAG COIL SWC FUSE TELEPHONE VOICE LOW REF TELEPHONE VOICE SIG UNDERHOOD FUSE BLOCK VOICE VOL (-) W/ START/STOP SYSTEM W/O START/STOP SYSTEM WHT/GRN WIRE WHT/PPL WIRE WHT/YEL WIRE YEL WIRE YEL/BLU WIRE

BATT POS VOLT BLK WIRE BLK/BLU WIRE BLK/GRY WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM DC DC TRANS 1 FUSE DRIVE MODE SELECT SWITCH 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 GND REAR PARK ASSIST DISABLE SIG GRN WIRE GRN/BRN WIRE GRY/GRN WIRE HOT AT ALL TIMES INSTRUMENT PANEL FUSE BLOCK LED DISABLE SIG LEFT FRONT MIDDLE PARKING ASSIST SENSOR LEFT FRONT OUTER PARKING ASSIST SENSOR LEFT REAR MIDDLE PARKING ASSIST SENSOR LEFT REAR OUTER PARKING ASSIST SENSOR LOW SPD GMLAN SERIAL DATA LR CORNER OBJECT SENS SIG LR MIDDLE OBJECT SENS SIG OBJECT SENS CTRL OBJECT SENS LOW REF PARKING ASSIST CONTROL MODULE PARKING ASSIST DISABLE SWITCH POWER DISTRIBUTION SYSTEM POWER SUPPLY TRANSFORMER PPL/GRY WIRE PPL/WHT WIRE REAR BODY FUSE BLOCK 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 RPA FUSE RR CORNER OBJECT SENS SIG RR MIDDLE OBJECT SENS SIG SPLY VOLT 2 UNDERHOOD FUSE BLOCK UPA FUSE W/ START/STOP SYSTEM W/O START/STOP SYSTEM WHT WIRE WHT/GRY WIRE YEL WIRE YEL/BLU WIRE YEL/GRY WIRE YEL/PPL WIRE YEL/WHT WIRE

ACC IGN VOLT ANT 1 SIG HI ANT 1 SIG LO ANT 2 SIG HI ANT 2 SIG LO ANT 3 SIG HI ANT 3 SIG LO ANT SIG HI ANT SIG LO B+ 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 DRV DR ANT SIG LO DRV DR HANDLE SW SIG GRN WIRE GRN/BLK WIRE GRN/GRY WIRE GRN/WHT WIRE GRN/YEL WIRE GRY/BLK WIRE GRY/GRN WIRE HOT AT ALL TIMES INSTRUMENT PANEL KEYLESS ENTRY ANTENNA KEYLESS ENTRY CONTROL MODULE LEFT REAR EXTERIOR DOOR HANDLE ASSEMBLY LEFT REAR EXTERIOR DOOR HANDLE SWITCH LO SPD GMLAN SERIAL DATA LR DR HANDLE SW SIG PASS DR ANT SIG HI PASS DR ANT SIG LO PASS DR HANDLE SW SIG PASSIVE START SW 2 LO REF PASSIVE START SW SIG 2 PEPS FUSE POWER DISTRIBUTION SYSTEM PPL PPL DRV DR ANT SIG HI PPL/BLK WIRE PPL/GRY WIRE PPL/WHT WIRE PPL/YEL WIRE RAP RLY 2 COIL CTRL REAR BODY FUSE BLOCK REAR COMPARTMENT KEYLESS ENTRY ANTENNA RED WIRE RED/YEL WIRE RIGHT REAR EXTERIOR DOOR HANDLE ASSEMBLY RIGHT REAR EXTERIOR DOOR HANDLE SWITCH RR DR HANDLE SW SIG RUN/CRANK IGN 1 VOLT SIG GND START CHALLENGE ACTIVE SIG WHT WIRE WHT/GRN WIRE YEL/BLU WIRE YEL/GRY WIRE

AMP FUSE AUXILIARY AUDIO INPUT LOGIC BACKLIGHT DIMMING CTRL BACKLIGHT LOW REF BATT POS VOLT BK COAX (AM/FM) ANTENNA RF SIG BLK WIRE BLK/GRN WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/GRN WIRE BN USB USB SERIAL DATA BRN WIRE BRN/BLU WIRE BRN/WHT WIRE CAMERA LOW REF CAMERA SIGNAL 2 COAX COMPUTER DATA LINES SYSTEM CU COAX COAXIAL ANTENNA XM SIG DC DC BATT 1 FUSE DIAGNOSTIC SIG GRN WIRE GRN/BLK WIRE GRN/YEL WIRE GRY WIRE GRY/BLU WIRE GRY/BRN WIRE GRY/PPL WIRE GRY/YEL WIRE GY LVDS USB SERIAL DATA HOT AT ALL TIMES INFOTMNT FUSE INSTRUMENT PANEL FUSE BLOCK INTERRUPT REQUEST SIG LEFT STEERING WHEEL CONTROLS SWITCH LF AUDIO LOW REF LF SPEAKER (-) CTRL 1 LF SPEAKER SIG (-) 1 LOGIC LOGISTICS FUSE LOW SPD GMLAN SERIAL DATA LR SPEAKER (+) CTRL LR SPEAKER SIG (-) LVDS MUTE NAVIGATION SYSTEM NCA WIRE POWER DISTRIBUTION SYSTEM POWER SUPPLY TRANSFORMER PPL/WHT WIRE RADIO RADIO KEYPAD BUTTON SIG RADIO KEYPAD PWR SIG RADIO PRESETS STEERING WHEEL CONTROLS SWITCH RADIO VOLUME DOWN SIG RADIO VOLUME STEERING WHEEL CONTROLS SWITCH RADIO VOLUME UP SIG RDO FUSE RED WIRE RED/GRN WIRE RED/GRY WIRE RED/PPL WIRE RED/WHT WIRE RED/YEL WIRE REMOTE ENABLE SIG RF SPEAKER (-) CTRL 1 RF SPEAKER SIG (-) 1 RIGHT STEERING WHEEL CONTROLS SWITCH RR SPEAKER (+) CTRL RR SPEAKER SIG (-) SEEK DOWN SEEK UP SEL SIG GND SIGNALING ERROR SIGNAL SIGNALING LOCK SIG SPLY VOLT 1 STEERING WHEEL AIR BAG COIL SWC FUSE TELEPHONE VOICE LOW REF TELEPHONE VOICE SIG UNDERHOOD FUSE BLOCK USB VOICE VOL (-) W/ START/STOP SYSTEM W/O START/STOP SYSTEM WHT WIRE WHT/BLU WIRE WHT/YEL WIRE YEL WIRE YEL/BLK WIRE YEL/BLU WIRE

AMP FUSE BATT POS VOLT BLK WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE COAX COMPUTER DATA LINES SYSTEM CU COAX HD/XM DC DC TRANS 1 FUSE GMLAN SERIAL DATA 2 GRN/BLU WIRE GRY/BRN WIRE GRY/GRN WIRE GRY/PPL WIRE HOT AT ALL TIMES HVAC DISPLY FUSE INFOTMNT FUSE INSTRUMENT PANEL FUSE BLOCK LEFT STEERING WHEEL CONTROLS SWITCH LOGIC LOGISTICS FUSE MOST CONTROL MOST SERIAL DATA (+) MUTE POWER DISTRIBUTION SYSTEM POWER SUPPLY TRANSFORMER RADIO RADIO PRESETS STEERING WHEEL CONTROLS SWITCH RADIO VOLUME STEERING WHEEL CONTROLS SWITCH RDO FUSE RED/BLU WIRE RED/GRN WIRE RED/GRY WIRE RED/PPL WIRE RED/WHT WIRE RED/YEL WIRE RIGHT STEERING WHEEL CONTROLS SWITCH SEEK DOWN SEEK UP SEL SERIAL DATA BUS 10 SPLY VOLT 1 STEERING WHEEL AIR BAG COIL SWC FUSE TELEPHONE VOICE LOW REF TELEPHONE VOICE SIG UNDERHOOD FUSE BLOCK VOICE VOL (-) W/ START/STOP SYSTEM W/O START/STOP SYSTEM WHT/GRN WIRE WHT/PPL WIRE WHT/YEL WIRE YEL WIRE YEL/BLU WIRE