GMC Terrain II (2017-2021) blu/yel Wiring diagrams

BLK WIRE BLU/PPL WIRE BLU/YEL WIRE DRIVER SEAT ADJUSTER SWITCH DRIVER SEAT FRONT VERTICAL MOTOR DRIVER SEAT HORIZONTAL MOTOR DRIVER SEAT REAR VERTICAL MOTOR DRIVER SEAT RECLINE MOTOR GRN/BLU WIRE GRN/YEL WIRE GRY/BLU WIRE GRY/GRN WIRE HOT AT ALL TIMES INSTRUMENT PANEL FUSE BLOCK PWR SEAT FUSE RED/BRN WIRE RWD UP DN YEL WIRE YEL/BLU 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

AUTO HEAD OFF PARK BATT POS VOLT BCM 3 FUSE BCM 4 FUSE BCM 7 FUSE BLK WIRE BLK/BRN WIRE BLU WIRE BLU/WHT WIRE BLU/YEL WIRE BODY CONTROL MODULE (BELOW CENTER OF DASH) BRK APPLY SENS CTRL BRK APPLY SENS LOW REF BRK APPLY SENS SIG BRN/YEL WIRE CHEVROLET COMPUTER DATA LINES SYSTEM GMC GRN/GRY WIRE GRN/PPL WIRE GRN/WHT WIRE GRN/YEL WIRE GROUND DISTRIBUTION SYSTEM GRY/BRN WIRE GRY/GRN WIRE GRY/YEL WIRE HAZ LED DIMMING SIG HAZ SW LH TURN SIG HAZ SW RH TURN SIG HAZARD WARNING SWITCH HDLP SW PARK LP SIG HEADLAMP SWITCH HI SPD GMLAN SER DATA (+) 1 HI SPD GMLAN SER DATA (+) 1 HAZARD SW SIG HOT AT ALL TIMES INSTRUMENT CLUSTER INSTRUMENT PANEL FUSE BLOCK LEFT LICENSE PLATE LAMP LEFT TURN IND LH FT TURN SIG LP CTRL BATT POS VOLT LH REAR STOP LP CTRL LH STOP/TAILLAMP FEEDBACK SIG LH FT TURN SIG LP CTRL LEFT PARK LAMP CTRL LOGIC PARK LIGHTS IND PARK LP RLY CTRL PPL PPL/BLU WIRE PPL/GRY WIRE PPL/WHT WIRE REAR LICENSE LP CTRL RH STOP/TAILLAMP FEEDBACK SIG RED/BLU WIRE RED/BRN WIRE RED/GRN WIRE RED/GRY WIRE RIGHT LICENSE PLATE LAMP RIGHT OUTER TAIL/ STOP LAMP RIGHT OUTER TAIL/STOP LAMP RIGHT PARK LAMP CTRL RIGHT REAR SIDE MARKER LAMP RIGHT TAILLAMP ASSEMBLY RIGHT TAILLAMP ASSEMBLY (CHEVROLET W/ LED) RIGHT TAILLAMP ASSEMBLY (GMC) RIGHT TURN IND RR STOP LP CTRL STOP LP RLY COIL CTRL TURN SIGNAL/ MULTI-FUNCTION SWITCH W/ LED W/O LED W/O TERRAIN DENALI W/ TERRAIN DENALI GMC CHEVROLET WHT WIRE WHT/GRN WIRE WHT/YEL WIRE YEL/BLK WIRE

1.6L TURBO DIESEL 1.5L TURBO, 2.0L TURBO BACKUP LAMPS CIRCUIT BLK WIRE BLK/BRN WIRE BLK/YEL WIRE BLU WIRE BLU/BRN WIRE BLU/WHT WIRE BLU/YEL WIRE BRAKE PEDAL POSITION SENSOR BRK POS SENS BRK POS SENS SIG BRN WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM DISTRIBUTION ENGINE CONTROL MODULE (LEFT SIDE OF ENGINE COMPT) GRN WIRE GRN/PPL WIRE GROUND GROUND DISTRIBUTION SYSTEM GRY/BRN WIRE GRY/YEL WIRE HI SPD GMLAN LEFT INNER TAIL/STOP LAMP LEFT LIFTGATE TAILLAMP ASSEMBLY LEFT OUTER TAIL/ STOP LAMP LEFT OUTER TAIL/STOP LAMP LEFT REAR SIDE MARKER LAMP LEFT TAILLAMP ASSEMBLY LEFT TAILLAMP ASSEMBLY LOGIC LEFT TURN SIGNAL LAMP LOW REF NCA WIRE PPL PPL/GRY WIRE PPL/WHT WIRE RIGHT FRONT SIDE MARKER LAMP RIGHT FRONT TURN SIGNAL LAMP RIGHT HEADLAMP ASSEMBLY (CHEVROLET) RIGHT INNER TAIL/STOP LAMP RIGHT LIFTGATE TAILLAMP ASSEMBLY RIGHT PARK DAYTIME RUNNING LAMP SER DATA (-) 7 SYSTEM W/ LED W/O LED W/O TERRAIN DENALI W/ TERRAIN DENALI GMC CHEVROLET WHT WIRE WHT/GRN WIRE WHT/RED WIRE WHT/YEL WIRE YEL 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/PPL WIRE BLU/BLK WIRE BLU/GRY WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/RED WIRE BRN/WHT WIRE BRN/YEL WIRE CAM LGM VPM FUSE 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/PPL WIRE GRY/WHT WIRE HANDLE SW OPEN SIG HOT AT ALL TIMES INSTRUMENT CLUSTER INSTRUMENT PANEL FUSE BLOCK L/GATE FUSE LEFT LIFTGATE OBJECT SENSOR LIFTGATE CLOSE SWITCH LIFTGATE CONTROL MODULE (BEHIND LEFT REAR TRIM PANEL) 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

3/4 OFF MAX 5 VOLT REF BATT POS VOLT BLK WIRE BLK/BLU WIRE BLK/GRN WIRE BLK/PPL WIRE BLK/YEL 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 GRN WIRE GRN/BLK WIRE GRN/BRN WIRE GRY WIRE GRY/BLK WIRE GRY/PPL WIRE HANDS FREE CLOSURE RELEASE SENSOR LOW REF 1 HANDS FREE CLOSURE RELEASE SENSOR LOW REF 2 HANDS FREE CLOSURE RELEASE SENSOR SIG 1 HANDS FREE CLOSURE RELEASE SENSOR SIG 2 HANDS-FREE LIFTGATE SENSOR CONTROL MODULE ILL INTERIOR LIFTGATE CONTROL SWITCH LIFTGATE LATCH ASSEMBLY (BOTTOM CENTER OF LIFTGATE) LIFTGATE MOTOR ASSEMBLY (NEAR LEFT SIDE OF LIFTGATE) LIN SERIAL DATA BUS 18 LOW REF LOWER HANDS-FREE LIFTGATE SENSOR NCA WIRE REAR OPEN/ CLOSE SWITCH RED/GRN WIRE SENS SIG 1 SENS SIG 2 UPPER HANDS-FREE LIFTGATE SENSOR W/O SIDE ACTIVE SAFETY W/ SIDE ACTIVE SAFETY WHT WIRE WHT/GRY WIRE YEL 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 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/PPL WIRE ORG/WHT WIRE PASS AIR BAG OFF INDICATOR CTRL PASS AIR BAG ON INDICATOR CTRL PASS IP MOD STAGE 1 HI CTRL PASS IP MOD STAGE 1 LO CTRL PASS IP MOD STAGE 2 HI CTRL PASS IP MOD 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 SHORTING BAR SIG GND SIG GROUND STEERING WHEEL AIR BAG (IN STEERING WHEEL) STEERING WHEEL AIR BAG COIL STEERING WHEEL MOD STAGE 1 HI CTRL STEERING WHEEL MOD STAGE 1 LO CTRL STEERING WHEEL MOD STAGE 2 HI CTRL STEERING WHEEL MOD STAGE 2 LO CTRL TAN WIRE VIO/WHT WIRE WHT WIRE WHT/BLU WIRE WHT/ORG WIRE YEL/ORG WIRE

BATT POS VOLT BLK WIRE BLK/BLU WIRE BLK/GRN WIRE BLK/PPL WIRE BLK/YEL WIRE BLU WIRE BLU/BRN WIRE BLU/GRN WIRE BLU/PPL WIRE BLU/WHT WIRE BLU/YEL WIRE BRN/BLU WIRE BRN/GRY WIRE BRN/RED WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM FUEL HEATER/WATER IN FUEL SENSOR (PART OF REDUCTANT FLUID RESERVOIR) FUEL LEVEL SENSOR FUEL PRESSURE SENSOR FUEL PUMP FUEL PUMP CTRL FUEL PUMP DRIVER CONTROL MODULE FUEL PUMP FUSE FUEL PUMP, LEVEL SENSOR ASSEMBLY GND EXT GRN/BRN WIRE GRN/GRY WIRE GRN/WHT WIRE GRY WIRE HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED IGN 1 VOLT LOGIC LOW REF NCA WIRE PPL PPL/BLU WIRE PPL/GRN WIRE PRESS SENS SIG PRI SENS SIG PRIMARY FUEL LEVEL SENSOR RED/BLU WIRE RLY CTRL SEC SENS SIG SECONDARY FUEL LEVEL SENSOR SENS 2 LOW REF SENS CTRL 1 SENS SIG SER DATA SER DATA (-) 7 TEMP SIG UNDERHOOD FUSE BLOCK VAR/ FUNC FUSE VOLT PHASE 2 VOLT PHASE 3 W/ CATALYTIC REDUCTION SYSTEM W/O CATALYTIC REDUCTION SYSTEM WHT WIRE WHT/BLU WIRE WHT/BRN WIRE WHT/RED WIRE YEL WIRE YEL/GRY WIRE