GMC Terrain II (2017-2021) blk Wiring diagrams

BATT POS VOLT BATT POSITIVE VOLT BATTERY BATTERY CURRENT SENSOR BATTERY FUSE BLOCK BLK WIRE BLK/PPL WIRE BLK/WHT WIRE BLU WIRE BLU/PPL WIRE BODY CONTROL MODULE BRN WIRE CHARGE IND CHARGE IND CTRL COMPUTER DATA LINES SYSTEM CURRENT SENS CTRL CURRENT SENS LOW REF CURRENT SENS SIG DRIVER INFORMATION CENTER DISPLAY ECM FUSE ENGINE CONTROL MODULE (LEFT SIDE OF ENGINE COMPT) FUSE 5 FUSE 6 FUSE 7 GENERATOR GENERATOR FIELD DUTY CYCLE SIG GMLAN SERIAL DATA - 1 GRY WIRE GRY/GRN WIRE HI SPD GMLAN SRL DATA (-) (1) INSTRUMENT CLUSTER LO SPD GMLAN LOGIC RED WIRE RED/BRN WIRE RED/WHT WIRE SERIAL DATA 2 SIG GND STARTER MOTOR UNDERHOOD FUSE BLOCK WHT WIRE WHT/YEL WIRE

1.6L TURBO DIESEL 2.0L TURBO, 1.5L TURBO BATT POS VOLT BATTERY BATTERY FUSE BLOCK BATTERY SENSOR MODULE BLK WIRE BLK/WHT WIRE BLU WIRE BRN WIRE CHARGE IND CHARGE IND CTRL COMPUTER DATA LINES SYSTEM DRIVER INFORMATION CENTER DISPLAY ECM FUSE ENGINE CONTROL MODULE (LEFT SIDE OF ENGINE COMPT) FUSE 5 FUSE 6 FUSE 7 GENERATOR GENERATOR FIELD DUTY CYCLE SIG GMLAN SERIAL DATA - 1 GRN/PPL WIRE GRY WIRE GRY/GRN WIRE INSTRUMENT CLUSTER LO SPD GMLAN LOGIC RED WIRE RED/BRN WIRE RED/WHT WIRE SERIAL DATA 2 SIG GND STARTER MOTOR UNDERHOOD FUSE BLOCK WHT WIRE

BATTERY POSITIVE VOLT BLK WIRE BLU WIRE BLU/YEL WIRE COMPUTER DATA LINES SYSTEM DRIVER INFORMATION CENTER DISPLAY FUSE 3 GROUND GRY/GRN WIRE HI SPD GMLAN SERIAL DATA (-) (1) HI SPD GMLAN SERIAL DATA (-) (2) HOT AT ALL TIMES LOGIC INSTRUMENT CLUSTER LOW SPD GMLAN SERIAL DATA 2 POWER STEERING CONTROL MODULE (ON POWER STEERING MOTOR) POWER STEERING MOTOR POWER STEERING WARNING LIGHT IND RED WIRE SERIAL DATA COMM ENABLE UNDERHOOD FUSE BLOCK WHT WIRE WHT/BLU WIRE

BACK SWITCH BATT POS VOLT BLK WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/YEL WIRE BLU WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/PPL WIRE COMPUTER DATA LINES SYSTEM CUSHION, BACK SWITCH DRIVER BACK SEAT HEATING ELEMENT DRIVER CUSHION SEAT HEATING ELEMENT DRIVER SEAT HEATING SWITCH DRV HEATED BACK NTC SIG DRV HEATED SEAT ELEMENT CTRL DRV HEATED SEAT ELEMENT LO REF DRV HEATED SEAT NTC LO REF DRV HEATED SEAT NTC SIG DRV SEAT VENT MOTOR CTRL 1 FRONT SEAT HEATING CONTROL MODULE FRT HT SW FUSE GRN/BLU WIRE GRN/PPL WIRE GRN/WHT WIRE GRY/BLK WIRE HIGH TEMP IND HOT AT ALL TIMES HTD/SEAT FUSE ILL INSTRUMENT PANEL FUSE BLOCK LOCAL INTERCONNECT N/W SERIAL DATA BUS 2 LOW TEMP IND MED TEMP IND NCA WIRE PASS HEATED BACK NTC LO REF PASS HEATED BACK NTC SIG PASS HEATED SEAT ELEMENT CTRL PASS HEATED SEAT ELEMENT LO REF PASS HEATED SEAT NTC LO REF PASS HEATED SEAT NTC SIG PASS SEAT VENT MOTOR CTRL 1 PPL/WHT WIRE RED/GRY WIRE RED/WHT WIRE RED/YEL WIRE UNDERHOOD FUSE BLOCK WHT/BLU WIRE WHT/GRY WIRE YEL/GRY WIRE

BATT POS VOLT BLK WIRE BLU WIRE BRN WIRE FRONT VERTICAL DOWN FRONT VERTICAL UP FWD UP GRN WIRE HORIZONTAL RWD HOT AT ALL TIMES PASSENGER SEAT ADJUSTER SWITCH PASSENGER SEAT FRONT VERTICAL MOTOR PASSENGER SEAT HORIZONTAL MOTOR PASSENGER SEAT REAR VERTICAL MOTOR PASSENGER SEAT RECLINE MOTOR PPL PWR SEAT FUSE REAR BODY FUSE BLOCK REAR VERTICAL DOWN REAR VERTICAL UP HORIZONTAL FWD RECLINE FWD RECLINE RWD RED/YEL WIRE RWD WHT WIRE YEL WIRE

BATT POS VOLT BLK WIRE BLK/BRN WIRE BLK/RED WIRE BLU/PPL WIRE BLU/WHT WIRE COMPUTER DATA LINES SYSTEM GRN/BLU WIRE GRN/BRN WIRE GRN/WHT WIRE GRY WIRE HIGH HEAT IND HOT AT ALL TIMES ILL LEFT REAR BACK SEAT HEATING ELEMENT LEFT REAR CUSHION SEAT HEATING ELEMENT LEFT REAR SEAT HEATING SWITCH LOW HEAT IND LR CUSHION NTC LO REF LR CUSHION NTC SIG LR HTD SEAT CUSHION ELEMENT LO REF LR HTD SEAT ELEMENT CTRL LR HTD SEAT CUSHION ELEMENT CTRL BATT POS VOLT LR SEAT BACK NTC LO REF LR SEAT BACK NTC SIG MED HEAT IND NCA WIRE PPL/BLK WIRE REAR BODY FUSE BLOCK REAR SEAT HEATING CONTROL MODULE RED WIRE RED/BRN WIRE RED/GRN WIRE RED/GRY WIRE RED/YEL WIRE RIGHT REAR BACK SEAT HEATING ELEMENT RIGHT REAR CUSHION SEAT HEATING ELEMENT RIGHT REAR SEAT HEATING SWITCH RR CUSHION NTC LO REF RR CUSHION NTC SIG RR HTD SEAT CUSHION ELEMENT LO REF RR HTD SEAT ELEMENT CTRL RR HTD SEAT CUSHION ELEMENT CTRL RR HTD/ SEAT 1 FUSE RR HTD/ SEAT 2 FUSE RR SEAT BACK NTC LO REF RR SEAT BACK NTC SIG SEAT BACK SWITCH SEAT CUSHION, BACK SWITCH SERIAL DATA BUS 2 WHT/BLK WIRE YEL WIRE YEL/BLK WIRE YEL/WHT WIRE

BATTERY BATTERY CURRENT SENSOR BATTERY FUSE BLOCK BLK WIRE BLU WIRE BLU/GRN WIRE BODY CONTROL MODULE (BELOW CENTER OF DASH) COMPUTER DATA LINES SYSTEM FUSE 5 FUSE 6 GENERATOR GMLAN SER DATA - (1) IGN MODE SW VOLT IGNITION MODE SWITCH RED WIRE STARTER 1 FUSE STARTER MOTOR STARTER RELAY UNDERHOOD FUSE BLOCK WHT WIRE YEL WIRE YEL/BLK WIRE

2.0L TURBO, 1.5L TURBO AUTOMATIC TRANSMISSION ASSEMBLY AUTOMATIC TRANSMISSION ASSEMBLY (6 SPEED A/T) BLK WIRE BLK/GRY WIRE BLK/WHT WIRE BLU WIRE COMPUTER DATA LINES SYSTEM CONTROL SOLENOID VALVE ASSEMBLY ECM, TCM FUSE ENGINE CONTROL MODULE (LEFT SIDE OF ENGINE COMPT) GMLAN SER DATA - (1) GRN/YEL WIRE HOT W/ IGNITION MAIN RELAY ENERGIZED IGN 1 VOLT IGN SW MODE CTRL BACKUP IMS MODE SW LO CTRL IMS MODE SW LO REF NCA WIRE PPL/GRN WIRE RUN/CRANK IGN 1 VOLT SIG GND STARTER PINION SOL RLY CTRL TRANS PARK/ NEUTRAL SIG 1 TRANS PARK/NEUTRAL SIG 1 TRANSMISSION CONTROL MODULE TRANSMISSION CONTROL MODULE (9 SPEED A/T) (FRONT OF TRANSMISSION) TRANSMISSION INTERNAL MODE SWITCH UNDERHOOD FUSE BLOCK WHT WIRE WHT/BLU WIRE WHT/GRY WIRE YEL/BLK WIRE YEL/BLU WIRE

B+ VOLT BATT POS VOLT BCM 4 FUSE BLK WIRE BLK/GRY WIRE BLU WIRE BODY CONTROL MODULE (BELOW CENTER OF DASH) BRN/BLU WIRE BRN/GRN WIRE BRN/GRY WIRE COMPUTER DATA LINES SYSTEM DATA BUS 1 DRIVER INFORMATION CENTER DISPLAY FRT WPR FUSE GRN WIRE GRN/BLK WIRE GRN/BRN WIRE GRN/WHT WIRE GRY WIRE HI SPD GMLAN SER DATA (+) 1 HOT AT ALL TIMES IND CTRL INSTRUMENT CLUSTER INSTRUMENT PANEL FUSE BLOCK LOGIC MTR PARK SW SIG N/W SER N/W SER BUS 12 PPL RAIN/AMBIENT LIGHT SENSOR MODULE REAR WIPER SW SIG RED/BLU WIRE RED/BRN WIRE RED/GRY WIRE RED/PPL WIRE RLY COIL CTRL RLY CTRL SW HIGH SIG UNDERHOOD FUSE BLOCK WASHER SW SIG WHT WIRE WHT/BLK WIRE WHT/PPL WIRE WINDSHIELD WIPER MOTOR WINDSHIELD WIPER RELAY WINDSHIELD WIPER SPEED CONTROL RELAY WIPER SW HIGH SIG WIPER SW LO SIG WIPER SW LOW REF YEL WIRE YEL/BLU WIRE YEL/BRN WIRE

BLK WIRE BLK/GRY WIRE BLU WIRE BLU/PPL WIRE BRN/BLU WIRE BRN/GRY WIRE DELAY SWITCH GRN/WHT WIRE GRY WIRE GRY/PPL WIRE HI LO HOT AT ALL TIMES INSTRUMENT PANEL FUSE BLOCK MIST OFF INT OSRVM FUSE PPL REAR WINDOW WASHER PUMP REAR WINDOW WASHER PUMP RELAY REAR WIPER MOTOR REAR WIPER RELAY REAR WIPER/WASHER SWITCH RED/BRN WIRE RR/WPR FUSE UNDERHOOD FUSE BLOCK WASH/PUMP FUSE WASHER SWITCH WHT/BLK WIRE WINDSHIELD WASHER FLUID LEVEL SWITCH WINDSHIELD WASHER PUMP WINDSHIELD WASHER PUMP RELAY WINDSHIELD WIPER SWITCH WINDSHIELD WIPER/WASHER SWITCH YEL WIRE YEL/BLU WIRE