GMC Terrain I (2009-2015) (left side of dash) Wiring diagrams

ABS ABS PUMP MDL FUSE FUSE ABS IND. AUXILIARY BRAKE BOOSTER PUMP (BELOW BRAKE MASTER CYLINDER) BATTERY POSITIVE VOLTAGE BLK WIRE BLK/WHT WIRE BRAKE BOOSTER PUMP MOTOR RELAY BRAKE IND LOW SPEED GMLAN SERIAL DATA GROUND BRAKE PRESSURE MODULATOR BRK BOOSTER VACUUM SENS RR WHEEL SPD SENS LOW REF RR WHEEL SPD SENS SIG BRK/ BSTR FUSE BRN WIRE COMPUTER DATA LINES SYSTEM DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE DRIVER INFORMATION CENTER DISPLAY ELECTRONIC BRAKE CONTROL MODULE (LEFT REAR OF ENGINE COMPT) ENGINE CONTROLS IGNITION RELAY GMLAN SERIAL DATA GND GMLAN SERIAL DATA + GRY WIRE HOT AT ALL TIMES HOT AT ALL TIMES UNDERHOOD FUSE BLOCK (LEFT REAR OF ENGINE COMPT) INSTRUMENT CLUSTER INSTRUMENT PANEL FUSE BLOCK (RIGHT CENTER OF DASH) IPC BATT FUSE LEFT FRONT WHEEL SPEED SENSOR (LEFT FRONT WHEEL HUB) LEFT REAR WHEEL SPEED SENSOR (LEFT REAR WHEEL HUB) LF WHEEL SPD SENS SIG LF WHEEL SPD SENS LOW REF LOGIC LOW REF LT BLU WIRE NCA WIRE ORG/ WIRE PPL PPL BRAKE FLUID LEVEL SENS SIG RADIO RED WIRE RED/BLK WIRE RED/WHT WIRE RIGHT REAR WHEEL SPEED SENSOR (RIGHT REAR WHEEL HUB) SERIAL DATA COMM TAN WIRE TAN/BLK WIRE VEHICLE SPEED SIGNAL WHT WIRE YEL WIRE YEL/BLK WIRE

23 24 2501 2500 SERIAL DATA BUS - SERIAL DATA BUS + 5360 651 19 1 LOW REF GND 5361 5359 7 13 SENS SIG 5-VOLT REF 6 3 1 5 GND GMLAN SERIAL DATA + GMLAN SERIAL DATA - BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (LOWER LEFT SIDE OF DASH) BRAKE BOOSTER VACUUM SENSOR (BRAKE BOOSTER) BRAKE FLUID LEVEL SWITCH (MASTER CYLINDER RESERVOIR) BRAKE PEDAL POSITION SENSOR (TOP OF BRAKE PEDAL ASSEMBLY) BRN WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM DK BLU WIRE DK GRN WIRE ECM (LEFT REAR OF BATT ENGINE COMPT) FUSE ENGINE CONTROL MODULE (LEFT FRONT OF ENGINE COMPT) GRY WIRE HOT AT ALL TIMES LT BLU WIRE MULTI-AXIS ACCELERATION SENSOR NCA WIRE ORG/ WIRE PARK BRAKE SW SIG PPL RED/WHT WIRE RIGHT FRONT WHEEL SPEED SENSOR (RIGHT FRONT WHEEL HUB) RVC BATT SNSR FUSE STEERING WHEEL ANGLE SENSOR (STEERING COLUMN) TAN WIRE TAN/BLK WIRE TRACTION CONTROL SWITCH TRACTION CTRL SW SIG UNDERHOOD FUSE BLOCK WHT WIRE YEL WIRE YEL/BLK WIRE

1317 2270 6311 HEADLIGHTS SYSTEM WIPER/WASHER SYSTEM CRUISE CONTROL SYSTEM 1334 1314 3840 3440 3267 5077 2609 5186 EXTERIOR LIGHTS SYSTEM 1688 192 INTERIOR LIGHTS SYSTEM HEADLIGHTS SYSTEM 3265 244 DOOR LOCKS SYSTEM 5-V REF FRONT FOG LP SW SIG/FOG LPS ENABLE BCM 1 FUSE BCM 2 FUSE BCM 4 BCM 3 FUSE FUSE BCM 5 FUSE BCM 8 FUSE BLK WIRE BLK/WHT WIRE BRN WIRE COMPUTER DATA LINES SYSTEM DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE DOOR LOCKS SYSTEM DOOR LOCKS SYSTEM EXTERIOR LIGHTS SYSTEM DOOR LOCKS SYSTEM DOOR LOCKS SYSTEM STARTING/CHARGING SYSTEM EXTERIOR LIGHTS SYSTEM FOG LP RLY CTRL WINDOW WASHER RLY CTRL BRK PEDAL SW SIG FRONT WINDSHIELD WIPER SW HI SIG GRY WIRE HDLP SW HDLPS ON SIG HDLPS OFF SIG/HDLP LO CTRL HEADLIGHTS SYSTEM HOT AT ALL TIMES INSTRUMENT PANEL FUSE BCM 6 BCM 7 BLOCK (RIGHT CENTER OF DASH) FUSE FUSE INTERIOR LIGHTS SYSTEM DOOR LOCKS SYSTEM EXTERIOR LIGHTS SYSTEM LOW REF LT BLU WIRE LT BLU/BLK WIRE LT BLU/WHT WIRE LT GRN WIRE LT GRN/BLK WIRE NAVIGATION SYSTEM SHIFT INTERLOCK SYSTEM ORG/ WIRE PNK/WHT WIRE PPL PPL/WHT WIRE RED WIRE RED/WHT WIRE RVC BATT SNSR FUSE SECURITY SW SIG PASS DR LOCK SW LOCK SIG TAN WIRE TAN/BLK WIRE TAN/WHT WIRE UNDERHOOD FUSE BLOCK (LEFT REAR OF ENGINE COMPT) WHT WIRE WIPER/WASHER SYSTEM YEL WIRE YEL/BLK WIRE

1 2 COURTESY LP CTRL PWR SPLY VOLT 4 3 BATT POS VOLT BATT POS VOLT BCM 7 FUSE BLK WIRE BODY CONTROL MODULE (BCM) (LOWER LEFT SIDE OF DASH) CENTER CONSOLE COMPARTMENT LAMP COMPUTER DATA LINES SYSTEM COURTESY LAMP SWITCH COURTESY LP CTRL COURTESY SW SIG DK GRN WIRE DOME LAMP SWITCH GMLAN SERIAL DATA GROUND DISTRIBUTION SYSTEM GRY WIRE HOT AT ALL TIMES INSTRUMENT PANEL FUSE BLOCK (RIGHT CENTER OF DASH) BCM 6 FUSE HOT W/ IGNITION MAIN RELAY ENERGIZED INSTRUMENT ILLUMINATION CIRCUIT INTERIOR LAMP DEFEAT SWITCH LEFT FRONT OVERHEAD CONSOLE DOME/ READING LAMPS LEFT FRONT OVERHEAD CONSOLE DOME/ READING LAMPS SWITCH LEFT SUNSHADE LIFTGATE AJAR SW SIG LIFTGATE LATCH ASSEMBLY LT GRN WIRE MIDDLE DOME/ READING LAMPS MIR FUSE OF ENGINE COMPT) NOISE COMPENSATION MICROPHONE TAKEOUT) ORG/ WIRE PASSENGER AIRBAG DISABLE INDICATOR PNK LAMP ILLUMINATION WIRE PNK WIRE PNK/BLK WIRE PPL PPL ACCENT LAMPS CTRL PPL DEFEAT SW SIG REAR DOME READING LAMPS RED WIRE RED/WHT WIRE RIGHT FRONT OVERHEAD CONSOLE DOME/ READING LAMPS RIGHT FRONT OVERHEAD CONSOLE DOME/ READING LAMPS SWITCH RIGHT SUNSHADE UNDERHOOD FUSE BLOCK (LEFT REAR W/ MEMORY WHT WIRE YEL WIRE

12-VOLT REF CRUISE CTRL SW SIG 1444 1884 PNK 4 9 WIRE 19 1 LOW REF GND 23 24 SERIAL DATA BUS - SERIAL DATA BUS + 7 13 SENS SIG 5-VOLT REF ACCELERATOR PEDAL POSITION SENSOR (TOP OF ACCELERATOR PEDAL ASSEMBLY) BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (LOWER LEFT SIDE OF DASH) BRAKE PEDAL POSITION SENSOR (TOP OF BRAKE PEDAL ASSEMBLY) BRK PEDAL SW SIG BRN WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM CONTROL SOLENOID VALVE ASSEMBLY AUTOMATIC TRANSMISSION ASSEMBLY CRUISE IND CRUISE SWITCH DATA BUS - DK BLU WIRE DK GRN WIRE ECM BATT FUSE ENGINE CONTROL MODULE (LEFT FRONT OF ENGINE COMPT) GRY WIRE HI SIG HOT AT ALL TIMES IGN VOLT INSTRUMENT PANEL FUSE BLOCK STR (RIGHT CENTER WHL DM OF DASH) FUSE IPC BATT FUSE LED BACKLIGHT DIMMING CONTROL LEFT STEERING WHEEL CONTROLS SWITCH LO SIG LOGIC INSTRUMENT CLUSTER LT BLU WIRE LT BLU/WHT WIRE PNK WIRE PPL RED/WHT WIRE RESET+ RIGHT STEERING WHEEL CONTROLS SWITCH RVC BATT SNSR FUSE SER DATA SET- STEERING WHEEL AIR BAG COIL (IN STEERING WHEEL) TAN WIRE TAN/BLK WIRE TCM BATT FUSE THROTTLE BODY (2.4L: LEFT SIDE OF ENGINE) (3.6L: TOP RIGHT FRONT OF ENGINE) TRANSMISSION CONTROL MODULE TRANSMISSION INPUT SHAFT SPEED SENSOR TRANSMISSION OUTPUT SHAFT SPEED SENSOR UNDERHOOD FUSE BLOCK (LEFT REAR OF ENGINE COMPT) WHT WIRE WHT/BLK WIRE YEL WIRE

1 2 3 4 5 6 7 8 9 10 PNK WIRE 11 6 KEY SIGNAL KEY SPLY VOLT 3 2 GREEN LED SIG BACKUP SPLY BLK/WHT WIRE BODY CONTROL MODULE (LOWER LEFT SIDE OF DASH) BREAKOUT) BRN/WHT WIRE COMP SW DISPLAY DK GRN/WHT WIRE EMERGENCY IND EMERGENCY SWITCH GREEN LED GROUND BACKUP LMP SPLY VOLT HOT W/ IGNITION MAIN RELAY ENERGIZED IGN INSIDE REARVIEW MIRROR LOGIC LT GRN WIRE LT GRN/BLK WIRE MIR FUSE MIRROR DIMMING ONSTAR IND ONSTAR SWITCH PHONE IND PHONE SWITCH PNK WIRE POWER DISTRIBUTION SYSTEM RED LED SIG WIRE RED LED WIRE TELEMATICS COMMUNICATION INTERFACE CONTROL MODULE (W/ ONSTAR) (CENTER OF DASH) TEMP SW UNDERHOOD FUSE BLOCK (LEFT REAR OF ENGINE COMPT) YEL/BLK WIRE

11 6 KEY SIGNAL KEY SPLY VOLT 3 2 GREEN LED SIG BACKUP SPLY BLK/WHT WIRE BODY CONTROL MODULE (LOWER LEFT SIDE OF DASH) BREAKOUT) BRN/WHT WIRE CAMERA + SIG CAMERA - SIG COMP SW DISPLAY DK GRN/WHT WIRE EMERGENCY IND EMERGENCY SWITCH GREEN LED GROUND BACKUP LMP SPLY VOLT IGN LOGIC INSIDE REARVIEW MIRROR LT BLU WIRE LT GRN WIRE LT GRN/BLK WIRE MIRROR DIMMING NAVIGATION SYSTEM ONSTAR IND ONSTAR SWITCH PHONE IND PHONE SWITCH PNK WIRE POWER DISTRIBUTION SYSTEM RED LED SIG WIRE RED LED WIRE TELEMATICS COMMUNICATION INTERFACE CONTROL MODULE (W/ ONSTAR) (CENTER OF DASH) TEMP SW YEL/BLK WIRE

BLK WIRE BLK/WHT WIRE BLOWER MOTOR CONTROL MODULE CENTER CONSOLE 1 ACCESSORY POWER RECEPTACLE CENTER CONSOLE 2 ACCESSORY POWER RECEPTACLE CENTER CONSOLE CUPHOLDER RIGHT ACCENT LAMP DATA LINK CONNECTOR FUEL ECONOMY MODE SWITCH HORN SWITCH HVAC CONTROL MODULE INFLATABLE RESTRAINT SENSING, DIAGNOSTIC MODULE INSTRUMENT CLUSTER INSTRUMENT PANEL ACCESSORY POWER RECEPTACLE INSTRUMENT PANEL DIMMER SWITCH LEFT INSTRUMENT PANEL COURTESY LAMP LEFT LOWER INSTRUMENT PANEL ACCENT LAMP LEFT STEERING WHEEL CONTROLS SWITCH NCA WIRE NOT USED PASSENGER AIR BAG INSIDE DISABLE REARVIEW INDICATOR MIRROR PASSENGER PRESENCE DETECTION MODULE POWER RECEPTACLE RIGHT INSTRUMENT PANEL COURTESY LAMP RIGHT STEERING WHEEL CONTROLS SWITCH SEAT HEATING CONTROL MODULE STEERING WHEEL AIR BAG COIL STEERING WHEEL ANGLE SENSOR TRANSMISSION BODY SHIFT LEVER CONTROL POSITION MODULE INDICATOR TRANSMISSION TRACTION SHIFT CONTROL LEVER SWITCH TURN SIGNAL/ MULTI-FUNCTION SWITCH W/ ACCESSORY STEERING WHEEL CONTROL W/ MEMORY W/ REARVIEW CAMERA W/0 ACCESSORY STEERING WHEEL CONTROL W/O REARVIEW CAMERA W/O SPO W/ SPO HEATED HEATED SEATS SEATS

24 8 9 LOW REF SENS SIG OIL PRESS SW SIG 25 26 27 39 40 LVL SENS SIG SENS LOW REF ABS IND. AIR BAG IND AIR TEMP SENS SIG AMBIENT AIR TEMPERATURE SENSOR BLK/WHT WIRE BRAKE IND BRN WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM CRUISE IND CTRL DIC SEL MENU SW SIG DIC SW SIG DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE DRIVER INFORMATION CENTER (DIC) DISPLAY ENGINE CONTROL MODULE (LEFT FRONT OF ENGINE COMPT) ENGINE CONTROLS SYSTEM ENGINE COOLANT TEMPERATURE GAUGE ENGINE COOLANT TEMPERATURE SENSOR ENGINE OIL LEVEL IND ENGINE OIL PRESSURE SWITCH FRONT FOG LAMP IND FUEL GAUGE HIGH BEAM IND HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED IND INSTRUMENT CLUSTER INSTRUMENT PANEL FUSE BLOCK (RIGHT CENTER OF DASH) IPC BATT FUSE IPC IGN FUSE LEFT TURN IND LOGIC LOW REF LT BLU WIRE MALFUNCTION IND MIL CTRL NAVIGATION SYSTEM PNK WIRE POS VOLT PRIMARY FUEL PUMP, LEVEL SENSOR ASSEMBLY RED/WHT WIRE RIGHT TURN IND SEAT BELT IND SEC FUEL LVL SIG DATA BUS + DATA BUS - SECONDARY FUEL LEVEL SENSOR (TOP OF FUEL TANK) SECURITY IND SERIAL DATA SIG SPEEDOMETER TACHOMETER TAN WIRE TAN/BLK WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

1 2 3 SIG GND 4 5 6 7 8 9 10 LANE DEPARTURE WARNING IND CTRL B(+) BATT POS VOLT BCM 1 FUSE BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (LOWER LEFT SIDE OF DASH) COLLISION COLLISION ALERT INDICATORS COLLISION IND COMPUTER DATA LINES SYSTEM DEPATRURE DK GRN WIRE DK GRN/WHT WIRE FRONTVIEW CAMERA MODULE FRT CAM FUSE HOT AT ALL TIMES IND IND DIM CTRL INSTRUMENT CLUSTER INSTRUMENT PANEL FUSE BLOCK (RIGHT CENTER OF DASH) LANE LD IND LED SIG SIG VOLT LOGIC LEFT STEERING WHEEL CONTROLS SWITCH LO SPD GMLAN SERIAL DATA OD IND PNK WIRE PNK WIRE PPL PPL/WHT WIRE RED/WHT WIRE STEERING WHEEL AIR BAG COIL (STEERING COLUMN) STEERING WHEEL RESISTOR LADDER SIG 2 SWITCH TAN/BLK WIRE WARNING WHT WIRE WHT/BLK WIRE