GMC Terrain II facelift (2021-2024) driver information center display Wiring diagrams

A/C COMPRESSOR A/C COMPRESSOR CLUTCH A/C COMPRESSOR SOLENOID VALVE A/C COMPRESSOR SOLENOID VALVE CTRL BATT POS VOLT BATTERY FUSE BLOCK BATTERY POSITIVE VOLT BLK WIRE BLK/GRN WIRE BLOWER MOTOR BLOWER MTR SPD CTRL BLU/BRN WIRE BLU/GRY WIRE BLU/WHT WIRE BLU/YEL WIRE BODY CONTROL MODULE BRN/GRN WIRE BRN/VIO WIRE COMPUTER DATA LINES SYSTEM DEFOGGER SYSTEM DRIVER INFORMATION CENTER DISPLAY ENGINE COOLANT TEMPERATURE GAUGE ENGINE COOLANT TEMPERATURE IND GRN WIRE GRN/BLU WIRE GRN/YEL WIRE GRY WIRE GRY/BRN WIRE GRY/GRN WIRE HOT AT ALL TIMES HOT W/ BATTERY SAVER RELAY ENERGIZED HOT W/ IGNITION MAIN RELAY ENERGIZED HVAC CONTROL MODULE (TOP CENTER OF DASH) INSIDE AIR TEMP SENS SIG INSTRUMENT CLUSTER INSTRUMENT PANEL FUSE BLOCK LIN BUS 1 LOGIC LOW SPEED GMLAN SERIAL DATA LOWER RIGHT FRONT OF ENGINE) NCA WIRE POWER DISTRIBUTION SYSTEM POWER SUPPLY TRANSFORMER (W/ START/STOP SYSTEM) (LOWER CENTER OF DASH) REAR DEFOG RLY CTRL RED/BLU WIRE RED/BRN WIRE RED/GRN WIRE RED/GRY WIRE REGULATED CTRL RUN/CRANK IGNITION 1 VOLT SOLAR SENS DRV SIG SOLAR SENS LOW REF UNDERHOOD FUSE BLOCK VIO/GRN WIRE W/ START/STOP SYSTEM W/O START/STOP SYSTEM WINDSHIELD TEMPERATURE, INSIDE MOISTURE SENSOR

ADAPTIVE CRUISE IND ADAPTIVE CRUISE SWITCH APP POS SIG 1 APP SIG (2) BATT POSITIVE VOLT BLK WIRE BLK/BLU WIRE BLK/BRN WIRE BLK/GRN WIRE BLK/RED WIRE BLK/VIO WIRE BLK/WHT WIRE BLU WIRE BLU/BRN WIRE BLU/WHT WIRE BLU/YEL WIRE BODY CONTROL MODULE (BELOW CENTER OF DASH) BRK APPLY SENS CTRL BRK APPLY SENS SIG BRK POS SENS LOW REF BRK POS SENS SIG BRN/GRN WIRE BRN/RED WIRE BRN/WHT WIRE CANCEL SWITCH COMPUTER DATA LINES SYSTEM CRUISE IND CRUISE/ETC/TCC BRAKE SIG DATA 2 (+) DRIVER INFORMATION CENTER DISPLAY ENGINE CONTROL MODULE (LEFT SIDE OF ENGINE COMPT) ENGINE CONTROLS SYSTEM EXCEPT CALIFORNIA FORWARD COLLISION ALERT WARNING SWITCH GAP UP/DOWN SW SIG GMLAN GMLAN SERIAL DATA (+) 7 GMLAN SERIAL DATA (-) 7 BATT POS VOLT GP UP/DOWN SWITCH GRN WIRE GRN/WHT WIRE GROUND GRY/GRN WIRE HOT ALL ALL TIMES HOT AT ALL TIMES INSTRUMENT CLUSTER INSTRUMENT PANEL FUSE BLOCK LEFT STEERING WHEEL CONTROLS SWITCH LO SPD LOGIC LOW REF LOW REF (1) LOW REF 2 RED/BRN WIRE RED/GRY WIRE RED/WHT WIRE RES+ SER SERIAL DATA (-) (1) SET- SET/COAST/RESUME/ ACCELERATE SW SIG STEERING WHEEL AIR BAG COIL THROTTLE ACTR CTRL CLOSE THROTTLE ACTR CTRL OPEN THROTTLE POSITION SENS 5 VOLT REF THROTTLE POSITION SENS LOW REF THROTTLE POSITION SENS SENT 1 SIG UNDERHOOD FUSE BLOCK W/ FORWARD COLLISION ALERT WHT WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/RED WIRE YEL WIRE YEL/WHT WIRE

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

A/C COMPRESSOR A/C COMPRESSOR CLUTCH A/C COMPRESSOR SOLENOID VALVE BATTERY FUSE BLOCK BATTERY POSITIVE VOLT BLK WIRE BLK/GRN WIRE BLOWER MOTOR BLOWER MTR SPD CTRL BLU/BRN WIRE BLU/GRY WIRE BLU/WHT WIRE BLU/YEL WIRE BRN/GRN WIRE BRN/VIO WIRE COMPUTER DATA LINES SYSTEM DEFOGGER SYSTEM DRIVER INFORMATION CENTER DISPLAY DRV SOLAR SENS SIG ENGINE COOLANT TEMPERATURE GAUGE ENGINE COOLANT TEMPERATURE IND GRN WIRE GRN/YEL WIRE GRY WIRE GRY/BRN WIRE GRY/GRN WIRE HOT AT ALL TIMES HOT W/ BATTERY SAVER RELAY 1 ENERGIZED HOT W/ IGNITION MAIN RELAY ENERGIZED HVAC CONTROL MODULE (TOP CENTER OF DASH) INSIDE AIR TEMP SENS SIG INSTRUMENT CLUSTER INSTRUMENT PANEL FUSE BLOCK LIN BUS 1 LOGIC LOW SPEED GMLAN SERIAL DATA POWER DISTRIBUTION SYSTEM POWER SUPPLY TRANSFORMER (W/ START/STOP SYSTEM) (LOWER CENTER OF DASH) REAR DEFOG RLY CTRL RED/BLU WIRE RED/GRN WIRE RED/GRY WIRE RUN/CRANK IGNITION 1 VOLT SOLAR SENS LOW REF SOLENOID VALVE CTRL UNDERHOOD FUSE BLOCK VIO/GRN WIRE W/ START/STOP SYSTEM W/O START/STOP SYSTEM

BATT POS VOLT BATTERY FUSE BLOCK BLK WIRE BLK/BLU WIRE BLK/GRY WIRE BLU/BRN WIRE BLU/YEL WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM DISABLE SW SIG DRIVER INFORMATION CENTER DISPLAY FRT PARKING LEFT/RIGHT/MID SENS FRT PARKING LT MID SENS FRT PARKING RT CORNER SENS FRT PARKING RT MID SENS FRT PARKING SENS LOW REF GMLAN SER DATA (+) 2 GND GMLAN SER DATA (-) (2) GRN WIRE GRN/BRN WIRE GRY WIRE GRY/BRN WIRE GRY/GRN WIRE HOT AT ALL TIMES HOT W/ BATTERY SAVER RELAY ENERGIZED INSTRUMENT CLUSTER INSTRUMENT PANEL FUSE BLOCK LED DISABLE SIG LEFT "C" PILLAR) LEFT FRONT MIDDLE PARKING ASSIST SENSOR LEFT FRONT OUTER PARKING ASSIST SENSOR LEFT FRONT SIDE PARKING ASSIST SENSOR LEFT REAR MIDDLE PARKING ASSIST SENSOR LEFT REAR OUTER PARKING ASSIST SENSOR LF SUPP OBJECT SENS SIG FRT PARKING LT CORNER SENS LO SPD GMLAN SER DATA LOGIC LR CORNER OBJECT SENS SIG LR MIDDLE OBJECT SENS SIG OBJECT SENS CTRL OBJECT SENS LOW REF PARKING ASSIST CONTROL MODULE (RIGHT SIDE OF LUGGAGE AREA) PARKING ASSIST DISABLE SWITCH PARKING ASSIST IND PARKING ASSIST ON/OFF SWITCH POWER DISTRIBUTION SYSTEM POWER SUPPLY TRANSFORMER (W/ START/STOP SYSTEM) (LOWER CENTER OF DASH) REAR PARK ASSIST DIS SIG RED/BLU WIRE RED/GRY WIRE RED/YEL WIRE RF SUPP OBJECTSENS SIG RIGHT FRONT MIDDLE PARKING ASSIST SENSOR RIGHT FRONT OUTER PARKING ASSIST SENSOR RIGHT FRONT SIDE 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 VIO/GRY WIRE VIO/WHT WIRE W/ START/STOP SYSTEM W/O START/STOP SYSTEM WHT WIRE WHT/GRY WIRE YEL WIRE YEL/BLU WIRE YEL/GRY WIRE YEL/VIO WIRE YEL/WHT WIRE

& RECEIVER ACTR LOCK CTRL ACTR UNLCK CTRL BATT POS VOLT BLK WIRE BLU WIRE BLU/BLK WIRE BLU/WHT WIRE BODY CONTROL MODULE (BELOW CENTER OF DASH) BRN/GRN WIRE BRN/VIO WIRE BRN/WHT WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM CTRL DR LOCK CTRL DRIVER DOOR LOCK SWITCH DRIVER INFORMATION CENTER DISPLAY GMLAN SER DATA (+) 1 RECEIVE SIG GMLAN SER DATA (-) (2) GMLAN SER DATA - (1) GRY WIRE GRY/BRN WIRE GRY/GRN WIRE GRY/WHT WIRE HEADLIGHTS SYSTEM HOOD OPEN SW SIG HOOD STATUS B SIG HORN RLY CTRL HORNS SYSTEM INSTRUMENT CLUSTER LH HDLP LO BEAM CTRL LOCK SIG LOGIC NCA WIRE PASS DOOR LOCK SW LOCK CTRL PASS DOOR LOCK SW UNLOCK CTRL PASSENGER DOOR LOCK SWITCH POWER DISTRIBUTION SYSTEM RCV SIG RECEIVER CTRL REMOTE CONTROL DOOR LOCK RECEIVER RH HDLP LO BEAM CTRL SEC IND CTRL SECURITY IND SERIAL DATA (+) (3) TRANS SIG UNLCK SIG VIO WIRE WHT WIRE WHT/VIO WIRE YEL WIRE YEL/GRN WIRE YEL/VIO WIRE

BLK WIRE BRN/GRN WIRE BRN/YEL WIRE BUS 3 BUS 4 COMPUTER DATA LINES SYSTEM DRIVER INFORMATION CENTER DISPLAY GMLAN SER DATA (-) (2) GRN WIRE GRN/GRY WIRE GRN/YEL WIRE GRY WIRE GRY/GRN WIRE INSTRUMENT CLUSTER LEFT REAR DOOR LATCH ASSEMBLY LEFT REAR WINDOW SWITCH LOGIC LR DR AJAR NETWORK NETWORK BUS 4 PASS DR AJAR SW SIG PASSENGER DOOR LATCH ASSEMBLY PASSENGER WINDOW SWITCH REAR COMPARTMENT KEYLESS ENTRY ANTENNA REAR FASCIA KEYLESS ENTRY ANTENNA RIGHT REAR DOOR LATCH ASSEMBLY RIGHT REAR WINDOW SWITCH RR DR AJAR SW SIG SECURITY IND SW SIG VIO WIRE WHT/GRN WIRE

5 VOLT REF AJAR SW SIG 1 AJAR SW SIG 2 AJAR SW SIG 3 BATT POS VOLT BLK WIRE BLK/GRN WIRE BLK/VIO WIRE BLU/BLK WIRE BLU/GRY WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/RED WIRE BRN/WHT WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM DRIVER INFORMATION CENTER DISPLAY GMLAN SERIAL DATA GRN WIRE GRN/BLK WIRE GRN/BRN WIRE GRY WIRE GRY/BLK WIRE GRY/GRN WIRE GRY/VIO WIRE GRY/WHT WIRE HANDLE SW OPEN SIG HOT AT ALL TIMES INSTRUMENT CLUSTER INSTRUMENT PANEL FUSE BLOCK LEFT LIFTGATE OBJECT SENSOR LIFTGATE CLOSE SWITCH LIFTGATE CONTROL MODULE LIFTGATE UNLATCH SWITCH LIN SERIAL DATA BUS 18 LOGIC LOW REF LOW SPD GMLAN SERIAL DATA 2 MTR CLOSE CTRL MTR OPEN CTRL MTR RELEASE CTRL 2 OBJECT SENSOR SIG ON/OFF SW SIG OPEN/CLOSE SW SIG POSITION SENS SIG 1 POSITION SENS SIG 2 REAR BODY FUSE BLOCK REAR CLOSURE OPEN RED/GRN WIRE RED/GRY WIRE RIGHT LIFTGATE OBJECT SENSOR SHUT FACE SW LED CTRL SHUT FACE SW SIG WHT WIRE WHT/BLK WIRE YEL/BLU WIRE

AIR BAG IND AUTOMATIC LOCKING RETRACTOR SW LOW REF AUTOMATIC LOCKING RETRACTOR SW SIG BATT POSITIVE VOLT BLK WIRE BLU WIRE BLU/YEL WIRE BRN WIRE BRN/ORG WIRE COMPUTER DATA COMPUTER DATA LINES SYSTEM DATA 2 (+) DRIVER INFORMATION CENTER DISPLAY GMLAN GRN WIRE GROUND GRY/GRN WIRE GRY/ORG WIRE HI SPEED GMLAN SERIAL DATA (+) (2) HOT AT ALL TIMES INFLATABLE RESTRAINT SENSING, DIAGNOSTIC MODULE (UNDER CENTER CONSOLE) INSTRUMENT CLUSTER INSTRUMENT PANEL FUSE BLOCK LINES SYSTEM LO SPD LO SPD GMLAN SERIAL DATA LOGIC LOW SPEED GMLAN SERIAL DATA NCA WIRE OCC SENS FUSE ORG/BRN WIRE ORG/GRN WIRE ORG/VIO WIRE ORG/WHT WIRE PASS AIR BAG OFF INDICATOR CTRL PASS AIR BAG ON INDICATOR CTRL PASS IP AIR BAG STAGE 1 HI CTRL PASS IP AIR BAG STAGE 1 LO CTRL PASS IP AIR BAG STAGE 2 HI CTRL PASS IP AIR BAG STAGE 2 LO CTRL PASS SEAT BELT INDICATOR CTRL PASSENGER INSTRUMENT PANEL AIR BAG PASSENGER PRESENCE MODULE PASSENGER SEAT BELT TENSION SENSOR PNK WIRE RED/BRN WIRE RED/GRN WIRE SDM FUSE SEAT BELT IND SERIAL SERIAL DATA COMMUNICATION ENABLE STEER WHEEL AIR BAG STAGE 1 HI CTRL STEER WHEEL AIR BAG STAGE 1 LO CTRL STEER WHEEL AIR BAG STAGE 2 LO CTRL STEERING WHEEL AIR BAG STEERING WHEEL AIR BAG COIL STEERING WHEEL MOD STAGE 2 HI CTRL TAN WIRE VIO/WHT WIRE W/ SINGLE STAGE INFLATORS WHT WIRE WHT/BLU WIRE WHT/ORG WIRE YEL/ORG WIRE

BATTERY POSITIVE VOLT BLK WIRE BLK/ORG WIRE BLU WIRE BLU/BLK WIRE BLU/VIO WIRE BLU/YEL WIRE BODY CONTROL MODULE (BELOW CENTER OF DASH) BRAKE FLUID LEVEL SENS SIG BRAKE FLUID LEVEL SWITCH BRAKE IND BRN WIRE CHEVROLET COMPUTER DATA LINES SYSTEM DRIVER DOOR LATCH ASSEMBLY DRIVER INFORMATION CENTER DISPLAY DRIVER SEAT BELT SWITCH DRIVER SEAT BELT BUCKLE DRIVER WINDOW MOTOR MODULE DRV SEAT BELT DRV SEAT BELT SW SIG ELECTRONIC BRAKE CONTROL MODULE (LEFT REAR OF ENGINE COMPT) GRN WIRE GRN/BRN WIRE GRN/GRY WIRE GRN/YEL WIRE GRY WIRE GRY/GRN WIRE GRY/RED WIRE HDLP SW OFF SIG CTRL HDLP SW ON SIG CTRL HEAD HEADLAMP SWITCH HI SPD GMLAN SERIAL DATA (-) (1) HI SPD GMLAN SERIAL DATA (-) 1 BATTERY POSITIVE VOLT HI SPEED GMLAN HOT AT ALL TIMES INFLATABLE RESTRAINT SENSING, DIAGNOSTIC MODULE INSTRUMENT CLUSTER INSTRUMENT PANEL FUSE BLOCK LEFT REAR DOOR LATCH ASSEMBLY LEFT REAR WINDOW SWITCH LF DR AJAR SW SIG LO SPD GMLAN SERIAL DATA LO SPD GMLAN SERIAL DATA 2 LOGIC LOW TIRE PRESSURE IND LR DR AJAR SW SIG NCA WIRE NETWORK BUS 3 NETWORK BUS 4 OFF AUTO ORG/BRN WIRE PARK PARK BRAKE APPLY SW SIG PARK BRAKE APPLY SW VOLT REF PARK BRAKE REL SW SIG PARK BRAKE REL SW VOLT REF PARK BRAKE SW SIG PARK BRAKE SW SPLY VOLT PARK BRAKE SWITCH PASS DR AJAR SW SIG PASSENGER DOOR LATCH ASSEMBLY PASSENGER WINDOW SWITCH RADIO RED/BLU WIRE RED/VIO WIRE RIGHT REAR DOOR LATCH ASSEMBLY RIGHT REAR WINDOW SWITCH RR DR AJAR SW SIG SEAT BELT IND SERIAL DATA 2 SW LOW REF UNDERHOOD FUSE BLOCK W/ ELECTRONIC TRANS RANGE SELECTOR SYSTEM W/O ELECTRONIC TRANS RANGE SELECTOR SYSTEM WHT WIRE WHT/VIO WIRE YEL WIRE YEL/RED WIRE