GMC Acadia II facelift (2019-2024) engine control module Wiring diagrams

BATTERY BATTERY FUSE BLOCK BATTERY SENSOR FUSE HOLDER BATTERY SENSOR MODULE BLK WIRE BLU WIRE BODY CONTROL MODULE BRN WIRE CHARGE IND CHARGE IND CTRL COMPUTER DATA LINES SYSTEM DRIVER INFORMATION CENTER DISPLAY ENGINE CONTROL MODULE GENERATOR GENERATOR FIELD DUTY CYCLE SIG GRN/VIO WIRE GRY WIRE GRY/GRN WIRE HIGH SPEED GMLAN SERIAL DATA (-) (1) INSTRUMENT CLUSTER LOGIC LOW SPEED GMLAN RED WIRE RED/WHT WIRE RED/YEL WIRE SERIAL DATA STARTER MOTOR WHT WIRE

2.5L 3.6L ABS IND. BATT POSITIVE VOLT BLK WIRE BLK/BRN WIRE BLK/GRN WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/VIO 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 BOOSTER VACUUM SENSOR BRAKE IND BRAKE PEDAL POSITION SENSOR (TOP OF BRAKE PEDAL ASSEMBLY) BRAKE POSITION SENS LOW REF BRAKE POSITION SENS SIG BRAKE VACUUM SENS SIG COMPUTER DATA LINES SYSTEM DESCENT CTRL SW SIG DRIVE MODE SELECT SWITCH DRIVER INFORMATION CENTER DISPLAY ENGINE CONTROL MODULE ENGINE CONTROLS SYSTEM ESC IND ESC OFF IND GRN/VIO WIRE GRY WIRE GRY/BLK WIRE GRY/BRN WIRE GRY/GRN WIRE GRY/YEL WIRE HI SPD GMLAN HI SPD GMLAN SERIAL DATA (-) (1) HILL DESCENT CONTROL SWITCH HOT AT ALL TIMES INSTRUMENT CLUSTER INSTRUMENT PANEL FUSE BLOCK LEFT REAR WHEEL SPEED SENSOR LOGIC NCA WIRE RED/GRY WIRE RIGHT FRONT WHEEL SPEED SENSOR RIGHT PARK BRAKE ACTUATOR RIGHT REAR WHEEL SPEED SENSOR SERIAL DATA (-) (1) SIG GND TRACTION CTRL SW SIG 1 VIO WIRE WHT WIRE WHT/GRN WIRE WHT/RED WIRE YEL WIRE YEL/RED WIRE YEL/VIO WIRE

BATTERY BATTERY FUSE BLOCK BATTERY SENSOR MODULE BLK WIRE BLU WIRE BRN WIRE CHARGE IND CHARGE IND CTRL COMPUTER DATA LINES SYSTEM DRIVER INFORMATION CENTER DISPLAY ENGINE CONTROL MODULE GENERATOR GENERATOR FIELD DUTY CYCLE SIG GRN/VIO WIRE GRY WIRE GRY/GRN WIRE HIGH SPEED GMLAN SERIAL DATA (-) (1) INSTRUMENT CLUSTER LOGIC LOW SPEED GMLAN RED WIRE RED/WHT WIRE RED/YEL WIRE SERIAL DATA WHT WIRE

2.5L 3.6L ABS IND. BATT POSITIVE VOLT BLK WIRE BLK/BRN WIRE BLK/GRN WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/VIO 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 BOOSTER VACUUM SENSOR BRAKE IND BRAKE PEDAL POSITION SENSOR (TOP OF BRAKE PEDAL ASSEMBLY) BRAKE POSITION SENS LOW REF BRAKE POSITION SENS SIG BRAKE VACUUM SENS SIG COMPUTER DATA LINES SYSTEM DESCENT CTRL SW SIG DRIVE MODE SELECT SWITCH DRIVER INFORMATION CENTER DISPLAY ENGINE CONTROL MODULE ENGINE CONTROLS SYSTEM ESC IND ESC OFF IND GRN/VIO WIRE GRY WIRE GRY/BLK WIRE GRY/BRN WIRE GRY/GRN WIRE GRY/YEL WIRE HI SPD GMLAN HI SPD GMLAN SERIAL DATA (-) (1) HILL DESCENT CONTROL SWITCH HOT AT ALL TIMES INSTRUMENT CLUSTER INSTRUMENT PANEL FUSE BLOCK LEFT REAR WHEEL SPEED SENSOR LOGIC NCA WIRE RED/GRY WIRE RIGHT FRONT WHEEL SPEED SENSOR RIGHT PARK BRAKE ACTUATOR RIGHT REAR WHEEL SPEED SENSOR SERIAL DATA (-) (1) SIG GND TRACTION CTRL SW SIG 1 VIO WIRE WHT WIRE WHT/GRN WIRE WHT/RED WIRE YEL WIRE YEL/RED WIRE YEL/VIO WIRE

BATTERY BATTERY FUSE BLOCK BATTERY POS VOLT BLK WIRE BLK/WHT WIRE BLU WIRE BODY CONTROL MODULE (UNDER CENTER OF DASH) BRN WIRE CHARGE IND CHARGE IND CTRL COMPUTER DATA LINES SYSTEM DRIVER INFORMATION CENTER DISPLAY ENGINE CONTROL MODULE GENERATOR GENERATOR FIELD DUTY CYCLE SIG GROUND GRY WIRE GRY/GRN WIRE HIGH SPD GMLAN SERIAL DATA (+) 1 HIGH SPEED GMLAN SERIAL DATA (-) (1) INSTRUMENT CLUSTER LOGIC LOW SPEED GMLAN RED WIRE RED/WHT WIRE RED/YEL WIRE SERIAL DATA WHT WIRE

BLK WIRE BLK/BLU WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/YEL WIRE BLU WIRE BLU/GRY WIRE BLU/RED WIRE BLU/VIO WIRE BLU/WHT WIRE BRN WIRE BRN/WHT WIRE CHARGING CKP SENS SIG 1 COMPUTER DATA LINES SYSTEM DATA 2 (+) DFI HI VOLT CTRL CYLINDER 1 DFI HI VOLT CTRL CYLINDER 2 DFI HI VOLT CTRL CYLINDER 3 DFI HI VOLT CTRL CYLINDER 4 DFI HI VOLT SPLY CYLINDER 1 DFI HI VOLT SPLY CYLINDER 2 DFI HI VOLT SPLY CYLINDER 3 DFI HI VOLT SPLY CYLINDER 4 DRIVER INFORMATION CENTER DISPLAY DUTY CYCLE SIG ENG OIL PUMP CTRL ENGINE CONTROL MODULE ENGINE COOLANT TEMPERATURE GAUGE ENGINE COOLANT TEMPERATURE IND ENGINE OIL GAUGE ENGINE OIL PRESSURE IND EXHAUST CAMSHAFT POSITION SENSOR EXHAUST CAMSHAFT PROFILE ACTUATOR POSITION SENSOR 1 EXHAUST CAMSHAFT PROFILE ACTUATOR POSITION SENSOR 2 EXHAUST SENS (1) EXHAUST SENS CTRL 1 REF EXHAUST SENS LO REF 1 FUEL GAUGE FUEL IND GMLAN GRN WIRE GRN/BLU WIRE GRN/GRY WIRE GRY WIRE GRY/BLU WIRE GRY/GRN WIRE GRY/RED WIRE GRY/VIO WIRE GRY/WHT WIRE GRY/YEL WIRE HPFP HI CTRL HPFP LO CTRL IGN CTRL (1) IGN CTRL (2) IGN CTRL (3) IGN CTRL (4) IGN CTRL LO REF BANK 1 IND CTRL INSTRUMENT CLUSTER INTAKE CAMSHAFT POSITION SENSOR INTAKE CAMSHAFT PROFILE ACTUATOR POSITION SENSOR 1 INTAKE CAMSHAFT PROFILE ACTUATOR POSITION SENSOR 2 INTAKE CMP SENS 1 INTAKE SENS CTRL 1 REF INTAKE SENS LO REF 1 KNOCK SENS 1 LO REF KNOCK SENS 2 LO REF LO CTRL BANK 1 SENS (2) LO SPD LOGIC MALFUNCTION IND OIL PUMP MTR CTRL RED WIRE RLY FUSED SPLY (1) SER STARTING/ SYSTEM TP SENS 1 SIG VIO/BLK WIRE VIO/BLU WIRE VIO/GRN WIRE VIO/WHT WIRE WHT WIRE WHT/BLU WIRE WHT/BRN WIRE WHT/GRN WIRE WHT/RED WIRE YEL WIRE YEL/BLU WIRE YEL/BRN WIRE YEL/GRN WIRE YEL/VIO WIRE YEL/WHT WIRE

ACTIVE GRILLE AIR SHUTTER ACTUATOR 1 AMBIENT AIR TEMPERATURE SENSOR BATTERY FUSE BLOCK BLK WIRE BLK/BLU WIRE BLK/BRN WIRE BLK/GRN WIRE BLK/WHT WIRE BLK/YEL WIRE BLU/GRY WIRE BLU/WHT WIRE BRN WIRE BRN/GRN WIRE BRN/GRY WIRE BRN/RED WIRE BRN/WHT WIRE BUS RELAY CTRL CHARGE IND CTRL COMPUTER DATA LINES SYSTEM DUTY CYCLE SIG ENGINE CONTROL MODULE EVAP PURGE SOL CTRL EVAPORATIVE EMISSION PURGE SOLENOID VALVE FUEL PRESSURE, TEMPERATURE SENSOR FUEL RAIL PRESS FUEL RAIL PRESS LOW REF FUEL RAIL PRESS SENS SIG GRN/BLU WIRE GRN/VIO WIRE GRN/WHT WIRE GRY WIRE HOT AT ALL TIMES INSTRUMENT CLUSTER SYSTEM LEVEL SENS SIG LIN BUS 1 LOGIC LOW CTRL OIL LEVEL SW SIG POWERTRAIN SENS PRESS SENS SIG RED/YEL WIRE RLY FUSED SPLY 5 SECONDARY FUEL SIG GROUND STARTING/ CHARGING SYSTEM VIO/BLK WIRE VIO/BLU WIRE VIO/GRY WIRE WHT/BLU WIRE WHT/RED WIRE YEL WIRE YEL/RED WIRE YEL/VIO WIRE YEL/WHT WIRE

BLK WIRE BLK/BRN WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/VIO WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE ENGINE CONTROL MODULE ENGINE COOLANT TEMPERATURE SENSOR GRN/WHT WIRE GRY WIRE GRY/RED WIRE GRY/WHT WIRE HEATED OXYGEN SENSOR 1 HEATED OXYGEN SENSOR 2 HI CTRL HIGH PRESSURE FUEL PUMP KNOCK SENSOR #2 KNOCK SENSOR 1 MANIFOLD ABSOLUTE PRESSURE SENSOR SENS LOW REF (2) SENS LOW REF 1 SENS SIG 1 SENS SIG 2 SIG GND VIO/BLK WIRE VIO/BLU WIRE VIO/GRY WIRE WHT WIRE WHT/BLK WIRE WHT/GRY WIRE WHT/YEL WIRE YEL WIRE

A/C COMP CLUTCH RLY CTRL A/C COMPRESSOR CLUTCH RELAY A/C REFRIGERANT PRESSURE SENS SIG ACC WAKEUP SERIAL DATA AIR CONDITIONING SYSTEM AIR TEMP SENS SIG APP LOW REF 1 APP LOW REF 2 APP SIG (1) APP SIG (2) AUXILIARY COOLANT PUMP RELAY BATT POS VOLT (PINS: 53 TO 55 NOT USED) BATTERY FUSE BLOCK BLK/BLU WIRE BLK/VIO WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/BRN WIRE BLU/GRY WIRE BRK POSITION SENS SIG BRK VACUUM SENS SIG BRN/RED WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM COOLANT PUMP RELAY CTRL COOLING FAN CTRL SIG COOLING FANS SYSTEM CRUISE CONTROL SYSTEM CRUISE/ETC/TCC BRK SIG DOOR LOCKS, ANTI-THEFT SYSTEMS DRV MODE SW SIG ENGINE CONTROL MODULE ENGINE CONTROLS IGNITION RELAY ENGINE IND CTRL FUSED SPLY 1 FUSED SPLY 2 FUSED SPLY 3 GRN WIRE GRN/GRY WIRE GRN/WHT WIRE GRY WIRE GRY/BLU WIRE HI SPD GMLAN SERIAL DATA (+) (3) HI SPD GMLAN SERIAL DATA (-) (1) HI SPD GMLAN SERIAL DATA (-) 7 HOOD STATUS A SIGNAL (PINS: 57 TO 59 NOT USED) HOT AT ALL TIMES HUMIDITY SENS SIG 2 IGN MODE SW MODE CTRL BACKUP LOW REF MASS AIR FLOW SENS SIG RED/WHT WIRE RED/YEL WIRE RLY COIL CTRL SIG GND STARTING/CHARGING SYSTEM TRANSMISSIONS SYSTEM UNDERHOOD FUSE BLOCK VIO/BLU WIRE VIO/GRY WIRE VIO/YEL WIRE WHT WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/GRY WIRE WHT/RED WIRE WHT/VIO WIRE YEL WIRE YEL/BLU WIRE YEL/RED WIRE YEL/VIO WIRE YEL/WHT WIRE

BANK 1 EXHAUST CAMSHAFT POSITION SENSOR BANK 1 INTAKE CAMSHAFT POSITION ACTUATOR SOLENOID VALVE BANK 2 EXHAUST CAMSHAFT POSITION SENSOR BANK 2 INTAKE CAMSHAFT POSITION ACTUATOR SOLENOID VALVE BANK 2 INTAKE CAMSHAFT POSITION SENSOR BANK 2 VALVE LIFTER OIL SOLENOID VALVE BLK/BLU WIRE BLK/BRN WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/VIO WIRE BLU WIRE BLU/GRY WIRE BLU/VIO WIRE BLU/WHT WIRE BRN WIRE BRN/BLU WIRE BRN/RED WIRE BRN/WHT WIRE CHARGE IND CTRL COMMAND SIG ENGINE CONTROL MODULE FUEL PRESSURE/TEMPERATURE SENSOR (UNDER INTAKE MANIFOLD ON FUEL RAIL) GRN WIRE GRN/BLU WIRE GRN/BRN WIRE GRY/GRN WIRE GRY/YEL WIRE HIGH CTRL HIGH PRESSURE FUEL PUMP IGN CTRL (1) IGN CTRL (2) IGN CTRL (3) IGN CTRL (4) IGN CTRL (5) IGN CTRL (6) LOCK CTRL LOGIC LOW CTRL LOW REF LOW REF 2 LOW REF BANK 1 LOW REF BANK 2 NAVIGATION, SOUND SYSTEMS POS SENS 1 POS SENS 2 PRESSURE SENS + REPLICATED SIG SENS 1 VOLT REF SENS LOW REF 1 SENS SIG SOL ACTUATOR CTRL SOL CTRL 2 SOL VALVE 1 SOL VALVE 2 SOL VALVE CTRL STARTING/ CHARGING SYSTEM TEMP SENS SIG TP SENS LOW REF TP SENS SENT 1 SIG VIO/BLK WIRE VIO/BLU WIRE VIO/BRN WIRE W LOW REF WHT/BLU WIRE Y LOW REF YEL WIRE YEL/BLU WIRE YEL/GRN WIRE