GMC Terrain II (2017-2021) grn/blk Wiring diagrams

1.6L TURBO DIESEL ABS IND. ABS/TCS HILL DESCENT CTRL SW SIG BLK WIRE BLK/BRN WIRE BLK/GRN WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/PPL WIRE BLU/YEL WIRE BODY CONTROL MODULE (BELOW CENTER OF DASH) BRAKE APPLY SENS CTRL BRAKE APPLY SENS LOW REF BRAKE APPLY SENS SIG BRAKE BOOSTER VACUUM SENSOR BRAKE FLUID LEVEL SWITCH BRAKE IND BRAKE PEDAL POSITION SENSOR BRAKE POSITION SENS SIG BRAKE POSITION BRAKE VACUUM BRAKE VACUUM SENS SIG BRN WIRE COMPUTER DATA LINES SYSTEM DRIVE MODE SELECT SWITCH DRIVER INFORMATION CENTER DISPLAY ENGINE CONTROL MODULE ENGINE CONTROLS SYSTEM ESC IND ESC OFF GRN WIRE GRN/BLK WIRE GRN/GRY WIRE GRY/RED WIRE GRY/YEL WIRE HI SPD GMLAN SERIAL DATA (-) (1) HI SPD GMLAN SERIAL DATA (+) (1) IND INSTRUMENT CLUSTER J122 (1.5L TURBO, 2.0L TURBO) LOGIC NCA WIRE PPL RIGHT REAR WHEEL SPEED SENSOR SIG GND TCS OFF TRACTION CONTROL SWITCH UNDERHOOD FUSE BLOCK WHT WIRE WHT/GRN WIRE WHT/RED WIRE YEL WIRE YEL/PPL WIRE YEL/RED WIRE

1.5L TURBO, 2.0 TURBO ACCY WAKEUP BLU WIRE BLU/BLK WIRE BLU/BRN WIRE BLU/YEL WIRE GRN WIRE GRN/BLK WIRE GRY/GRN WIRE GRY/PPL WIRE HI SPD GMLAN INSTRUMENT CLUSTER LO SPD GMLAN SER DATA 2 MOST SER DATA (+) NETWORK SER DATA BUS 12 NITROGEN OXIDES SENSOR 2 PPL/YEL WIRE RIGHT STEERING WHEEL CONTROLS SWITCH SER DATA SER DATA (-) 7 SER DATA - (3) STEERING WHEEL AIR BAG COIL TRANSMISSION RANGE SELECTOR CONTROLS VIDEO PROCESSING CONTROL MODULE WHT WIRE WHT/BLU WIRE WHT/GRN WIRE

ACC IGN VOLT ACT CTRL ACTR LOCK CTRL ACTR UNLCK CTRL ACTUATOR BATT POS VOLT BLK WIRE BLK/GRY WIRE BLU WIRE BLU/WHT WIRE BODY CONTROL MODULE (BELOW CENTER OF DASH) BRN/BLK WIRE BRN/GRN WIRE BRN/PPL WIRE BRN/WHT WIRE BRN/YEL WIRE CENTER CONSOLE FRONT KEYLESS ENTRY ANTENNA CENTER CONSOLE REAR KEYLESS ENTRY ANTENNA COMPUTER DATA LINES SYSTEM CTRL DR LOCK CTRL DRIVER DOOR LOCK SWITCH DRV DR OPEN SW SIG PUSH BUTTON START CHALLENGE ACTIVE SIG GMLAN SER DATA GMLAN SER DATA - (1) GRN WIRE GRN/BLK WIRE GRY WIRE GRY/BLK WIRE GRY/GRN WIRE GRY/WHT WIRE HEADLIGHTS SYSTEM HI INTR ANT SIG 1 HI INTR ANT SIG 2 HI INTR ANT SIG 3 HOOD STATUS B SIG HORN RLY CTRL HORNS SYSTEM IGN 1 VOLT IGNITION MODE SWITCH KEYLESS ENTRY CONTROL MODULE LH HDLP LO BEAM CTRL LOCK SIG LOW INTR ANT SIG 1 LOW INTR ANT SIG 2 LOW INTR ANT SIG 3 LOW REF PASS DOOR LOCK SW LOCK CTRL PASS DOOR LOCK SW UNLOCK CTRL PASSENGER DOOR LOCK SWITCH POWER DISTRIBUTION SYSTEM PPL PPL/BLK WIRE PPL/YEL WIRE PUSH BUTTON START CHALLENGE ACTIVE SIG RAP RLY 2 COIL CTRL RCV SIG RECEIVE SIG RED/BRN WIRE RED/WHT WIRE REMOTE CONTROL DOOR LOCK RECEIVER RH HDLP LO BEAM CTRL SEC IND CTRL SW SIG 2 TRANS SIG UNLCK SIG WHT WIRE WHT/GRN WIRE WHT/PPL WIRE WHT/YEL WIRE YEL WIRE YEL/BLU WIRE YEL/GRN WIRE YEL/PPL WIRE

ANT SIG HI ANT SIG LO BLK WIRE BLU WIRE BRN/GRN WIRE BRN/YEL WIRE DRIVER DOOR HANDLE KEYLESS ENTRY ANTENNA DRIVER EXTERIOR DOOR HANDLE ASSEMBLY DRIVER EXTERIOR DOOR HANDLE SWITCH DRV DR HANDLE SW SIG GRN WIRE GRN/BLK WIRE GRN/GRY WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE KEYLESS ENTRY CONTROL MODULE (BEHIND LOWER RIGHT REAR TRIM PANEL) LEFT REAR EXTERIOR DOOR HANDLE SWITCH LEFT REAR EXTERIOR DOOR HANDLE ASSEMBLY LR DR HANDLE SW SIG NCA WIRE PASS DR HANDLE SW SIG PASSENGER DOOR HANDLE KEYLESS ENTRY ANTENNA PASSENGER EXTERIOR DOOR HANDLE ASSEMBLY PASSENGER EXTERIOR DOOR HANDLE SWITCH PPL PPL ANT SIG HI PPL/GRY WIRE PPL/WHT WIRE RED WIRE RED/WHT WIRE RIGHT REAR EXTERIOR DOOR HANDLE ASSEMBLY RIGHT REAR EXTERIOR DOOR HANDLE SWITCH RR DR HANDLE SW SIG WHT/GRN WIRE YEL/GRY WIRE

"CHECK ENGINE" IND CTRL ABS IND. AFL IND AIR BAG IND BATT POS VOLT BATT POSITIVE VOLT BATTERY FUSE BLOCK BK USB BLK WIRE BRAKE IND BRN/WHT WIRE CHARGING IND COMPUTER DATA LINES SYSTEM CRUISE IND DOOR LOCK IND DOWN DRIVER INFORMATION CENTER DISPLAY ENGINE COOLANT TEMPERATURE GAUGE ENGINE OIL PRESSURE IND FORWARD COLLISION ALERT LED CTRL FRONT FOG LAMP IND FUEL GAUGE FUSE 3 GLOW PLUG IND GRN/BLK WIRE GRN/BRN WIRE GRY/BRN WIRE GRY/GRN WIRE GRY/PPL WIRE GRY/YEL WIRE HEAD-UP DISPLAY SIG HIGH BEAM ASSISTANT IND HIGH BEAM LAMP IND HILL DESCENT CONTROL IND HOT AT ALL TIMES HOT W/ BATTERY SAVER RELAY 1 ENERGIZED HOT W/ IGNITION MAIN RELAY ENERGIZED IGN 1 VOLT INSTRUMENT CLUSTER INSTRUMENT PANEL FUSE BLOCK IPC USB FUSE KM/H IND LANE KEEPING ASSIST IND LEFT TURN IND LOCAL INTERCONNECT NETWORK SERIAL DATA BUS 12 LOGIC LOW FUEL IND LOW SPD GMLAN SERIAL DATA LOW TIRE PRESSURE IND LOW WASHER FLUID IND CTRL MALFUNCTION IND MOST CTRL MOST SERIAL DATA (+) MPH IND NAVIGATION SYSTEM PARK BRAKE IND PARK LAMPS IND POWER SUPPLY TRANSFORMER PPL PPL/GRN WIRE REAR FOG LAMP IND RED/BRN WIRE RED/GRY WIRE REFLECTED LED DISPLAY DIMMING CTRL REGULATED CTRL RIGHT RIGHT STEERING WHEEL CONTROLS SWITCH RIGHT TURN IND SEAT BELT IND SECURITY IND SEEK DOWN SEEK UP SERVICE PARK BRAKE IND SPEEDOMETER TACHOMETER TRACTION OFF IND UNDERHOOD FUSE BLOCK UP LEFT USB USB DRIVE DATA CONNECTOR VAR/ FUNC FUSE VEHICLE AHEAD IND VOL - VOL + SEL VSC IND VSC OFF IND W/ START/STOP SYSTEM W/O START/STOP SYSTEM WAIT TO START INDICATOR CONTROL WHT WIRE WHT/GRN WIRE WHT/PPL WIRE WIPER/ WASHER SYSTEM

B+ MIRROR MOTOR FOLD OUT CTRL BLK WIRE BLU WIRE BRN WIRE DEFOGGER SYSTEM DOWN DRIVER OUTSIDE REAR VIEW MIRROR FOLDING MOTOR DRIVER OUTSIDE REAR VIEW MIRROR GLASS DRIVER OUTSIDE REAR VIEW MIRROR MOTOR DRIVER OUTSIDE REAR- VIEW MIRROR DRIVER PASSENGER DRIVER SIDE OBJECT DETECTION INDICATOR DRIVER WINDOW SWITCH ELECTROCHROMIC MIRROR CIRCUIT EXTERIOR LIGHTS, DEFOGGER SYSTEMS FOLD IN CTRL FOLDING SWITCH GRN WIRE GRN/BLK WIRE GRY WIRE HOT AT ALL TIMES INSTRUMENT PANEL FUSE BLOCK LEFT LEFT TURN SIGNAL REPEATER LAMP LOGIC MIRROR DIMMING MIRROR MOTOR NAVIGATION SYSTEM OFF OSRVM FUSE PASSENGER POWER DISTRIBUTION SYSTEM PPL PPL/YEL WIRE RED WIRE RED/BRN WIRE RIGHT WHT WIRE WHT/BRN WIRE YEL WIRE YEL/PPL WIRE

BLK WIRE DEFOGGER SYSTEM EXTERIOR LIGHTS, DEFOGGER SYSTEMS GRN/BLK WIRE GRN/VIO WIRE GRY WIRE NAVIGATION SYSTEM PASSENGER OUTSIDE REAR VIEW MIRROR PASSENGER OUTSIDE REAR VIEW MIRROR FOLDING MOTOR PASSENGER OUTSIDE REAR VIEW MIRROR GLASS PASSENGER OUTSIDE REAR VIEW MIRROR MOTOR PASSENGER SIDE OBJECT DETECTION INDICATOR PPL/YEL WIRE RIGHT TURN SIGNAL REPEATER LAMP WHT WIRE WHT/BRN WIRE YEL/PPL WIRE

AJAR SW SIG BLK WIRE BLU/GRY WIRE BLU/PPL WIRE COMPUTER DATA LINES SYSTEM DATA BUS 3 DOOR LOCKS SYSTEM DOWN DOWN CTRL EXPRESS GRN/BLK WIRE GRN/GRY WIRE GRN/YEL WIRE GRY WIRE ILL LEFT REAR WINDOW MOTOR LEFT REAR WINDOW SWITCH LIN SERIAL LIN SERIAL DATA BUS 4 LOGIC LR DOWN CTRL LR DR AJAR SW SIG LR UP CTRL PASSENGER WINDOW MOTOR PASSENGER WINDOW SWITCH RED/BRN WIRE RED/YEL WIRE RIGHT REAR WINDOW MOTOR RIGHT REAR WINDOW SWITCH RR DOWN CTRL RR DR AJAR SW SIG RR UP CTRL UP CTRL YEL/BLU WIRE

BATT POS BK COAX AM/FM BLK WIRE BLK/BRN WIRE BLU WIRE BLU/BLK WIRE BLU/YEL WIRE CAMERA SIGNAL 2 COAX DATA ETHERNET BUS 4 (-) GRN/BLK WIRE GRN/BRN WIRE GROUND GRY WIRE GRY/BLU WIRE GRY/BRN WIRE GRY/WHT WIRE GRY/YEL WIRE LEFT FRONT RADIO VOLUME COMPENSATOR INTERIOR NOISE MICROPHONE LEFT REAR RADIO VOLUME COMPENSATOR INTERIOR NOISE MICROPHONE LOGIC MIC (-) LOW REF MIC SIG MICROPHONE 1 LOW REF MICROPHONE 1 SIG MICROPHONE 2 LOW REF MICROPHONE 2 SIG MICROPHONE 3 LOW REF MICROPHONE 3 SIG MICROPHONE 4 LOW RTN MICROPHONE 4 SIG NAVIGATION SYSTEM PPL/BLU WIRE RADIO RED WIRE RED/BRN WIRE RIGHT FRONT RADIO VOLUME COMPENSATOR INTERIOR NOISE MICROPHONE RIGHT REAR RADIO VOLUME COMPENSATOR INTERIOR NOISE MICROPHONE USB USB GY USB SERIAL DATA USB SERIAL VOLT W/O S-BAND DIGITAL AUDIO SYSTEM WHT/BLU WIRE WHT/GRN WIRE YEL WIRE

AMPLIFIER FUSE BATT POS VOLT BATTERY FUSE BLOCK BLK WIRE BLK/GRY WIRE BLU WIRE BLU/BLK WIRE BLU/GRN WIRE BRN/BLU WIRE CAMERA SIGNAL 2 CAMERA SIGNAL 2 (PINS: 16 TO 29 NOT USED) COMPUTER DATA LINES SYSTEM DSP HMI FUSE FUSE 3 GRN WIRE GRN/BLK WIRE GRN/WHT WIRE GRN/YEL WIRE GRY/BRN WIRE GRY/GRN WIRE GRY/YEL WIRE HOT AT ALL TIMES HOT W/ BATTERY SAVER RELAY 1 ENERGIZED INSTRUMENT PANEL FUSE BLOCK IPC USB FUSE LF SPEAKER (-) CTRL 1 LF SPEAKER SIG (-) 1 LOW SPD GMLAN SERIAL DATA 2 LR SPEAKER (+) CTRL LR SPEAKER SIG (-) MIC SIG AUDIO SIG MIC (-) LOW REF MIC LOW REF AUDIO LOW REF MIC SIG NAVIGATION SYSTEM NETWORK SERIAL DATA BUS 5 POWER SUPPLY TRANSFORMER PPL/YEL WIRE RADIO RDO FUSE RED/BLU WIRE RED/BRN WIRE RED/GRY WIRE RED/PPL WIRE RED/YEL WIRE REF REGULATED CTRL REMOTE ENABLE SIG RF SPEAKER (-) CTRL 1 RF SPEAKER SIG (-) 1 RIGHT FRONT MOBILE TELEPHONE MICROPHONE RR SPEAKER (+) CTRL RR SPEAKER SIG (-) SERIAL DATA (-) 9 SERIAL DATA (-) 9 BACKUP LAMP CTRL SERIAL DATA (-) 9 SERIAL DATA (+) 9 SERIAL DATA COMM ENABLE SIG SWC FUSE W/ ONSTAR W/O ONSTAR W/ START/ STOP SYSTEM W/O START STOP SYSTEM WHT WIRE WHT/BLU WIRE WHT/GRN WIRE YEL WIRE YEL/BLK WIRE