GMC Acadia I facelift (2013-2016) low ref Wiring diagrams

AIR BAG FUSE BLK WIRE BLK/WHT WIRE COMPUTER DATA LINES SYSTEM DK GRN WIRE DR LOCK ACTR UNLOCK CRTL DR LOCK ACTR LOCK CRTL DRIVER INFORMATION CENTER (DIC) DISPLAY DSPLY FUSE GRY WIRE HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED I/P FUSE BLOCK (BEHIND RIGHT END OF DASH) IGN VOLT INSTRUMENT CLUSTER LEFT REAR DOOR LATCH ASSEMBLY (REAR OF LEFT REAR DOOR) LIFTGATE LATCH ASSEMBLY (W/O POWER LIFTGATE) (BOTTOM CENTER OF LIFTGATE) LO SPD GMLAN SER DATA LOCK LOGIC LOW REF LT BLU/BLK WIRE LT GRN/BLK WIRE PASSENGER DOOR LATCH ASSEMBLY (REAR OF FRONT PASSENGER'S DOOR) PASSENGER DOOR SWITCH PANEL CONTROL MODULE PDM FUSE PNK WIRE PNK/BLK WIRE POWER DISTRIBUTION SYSTEM RED/WHT WIRE REMOTE CONTROL DOOR LOCK RECEIVER (RCDLR) RF DOOR AJAR SECURITY IND SERIAL DATA TAN WIRE TAN/WHT WIRE UNDERHOOD FUSE BLOCK (ABOVE RIGHT FRONT WHEELWELL) UNLOCK YEL WIRE

1 2 3 4 5 6 7 8 SER DATA BLK WIRE BLK/WHT WIRE BRN WIRE COMPUTER DATA LINES COMPUTER DATA LINES SYSTEM DIMMER DK GRN WIRE GROUND HEAD UP DISPLAY (HUD) HEAD UP DISPLAY (HUD) SWITCH HOT AT ALL TIMES HUD SW SIG HUD SW SIG GROUND OFF/DIMMING B+ HVAC FUSE INSTRUMENT PANEL FUSE BLOCK INSTRUMENT PANEL FUSE BLOCK (BEHIND RIGHT END OF DASH) LOW REF LT BLU/BLK WIRE LT GRN/BLK WIRE OFF/DIMMING PAGE PPL/WHT WIRE RED/WHT WIRE SER DATA SYSTEM

1 4 5 GND GND B+ 2 4 PPL PNK WIRE 4 2 PNK WIRE 5 4 GND B+ 6 9 2 BACK CUSHION SIG LOW TEMP IND CTRL 7 1 11 10 BACK SIG MED IND CTRL ADJUSTER) BACK BACK IND BLK WIRE BLK/ WHT WIRE BRN WIRE COMPUTER DATA LINES SYSTEM COMPUTER DATA LINES SYSTEM 6173 6175 6177 6174 CUSHION, BACK CUSHION, BACK IND DIMMING IND DK BLU WIRE DK GRN WIRE DR/LCK FUSE DRIVER BACK HEATED SEAT ELEMENT (IN DRIVER'S SEAT BACK) DRIVER CUSHION HEATED SEAT ELEMENT (IN DRIVER'S SEAT CUSHION) DRIVER HEATED SEAT SWITCH DRV HTD SEAT BACK ELEMENT VOLT DRV HTD SEAT BACK TEMP SENS SIG LOW SPEED GMLAN SERIAL DATA GRY WIRE HIGH TEMP IND HIGH TEMP IND CTRL HOT AT ALL TIMES HTD SEAT BACK TEMP SENS SIG HTD SEAT CUSHION ELEMENT CTRL HTD SEAT CUSHION TEMP SENS SIG I/P FUSE BLOCK (BEHIND LT/PWR/SEAT RIGHT END CIRCUIT OF DASH) BREAKER LOGIC DRIVER DOOR SWITCH PANEL CONTROL MODULE LOGIC PASSENGER DOOR SWITCH PANEL CONTROL MODULE LOW REF LOW TEMP IND LT BLU WIRE LT GRN WIRE MEDIUM BACK DIMMING TEMP IND IND MEDIUM IND MEMORY SEAT MODULE (UNDER DRIVER'S SEAT) PASS HTD SEAT CUSHION TEMP SENS SIG PASS HTD SEAT ELEMENT VOLT PASS HTD SEAT BACK ELEMENT CTRL PASSENGER BACK HEATED SEAT ELEMENT (IN FRONT PASSENGER'S SEAT BACK) PASSENGER CUSHION HEATED SEAT ELEMENT (IN FRONT PASSENGER'S SEAT CUSHION) PASSENGER HEATED SEAT SWITCH PDM FUSE PNK LOW REF WIRE PNK PASS HTD SEAT CUSHION ELEMENT CTRL WIRE PNK WIRE PPL PPL DRV HTD SEAT BACK ELEMENT CTRL PPL/WHT WIRE RED WIRE RED/WHT WIRE TAN WIRE WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE

AIR BAG FUSE BLK WIRE BLK/WHT WIRE COMPUTER DATA LINES SYSTEM DK GRN WIRE DR LOCK ACTR UNLOCK CRTL DR LOCK ACTR LOCK CRTL DRIVER INFORMATION CENTER (DIC) DISPLAY DSPLY FUSE GRY WIRE HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED I/P FUSE BLOCK (BEHIND RIGHT END OF DASH) IGN VOLT INSTRUMENT CLUSTER LEFT REAR DOOR LATCH ASSEMBLY (REAR OF LEFT REAR DOOR) LIFTGATE LATCH ASSEMBLY (W/O POWER LIFTGATE) (BOTTOM CENTER OF LIFTGATE) LO SPD GMLAN SER DATA LOCK LOGIC LOW REF LT BLU/BLK WIRE LT GRN/BLK WIRE PASSENGER DOOR LATCH ASSEMBLY (REAR OF FRONT PASSENGER'S DOOR) PASSENGER DOOR SWITCH PANEL CONTROL MODULE PDM FUSE PNK WIRE PNK/BLK WIRE POWER DISTRIBUTION SYSTEM RED/WHT WIRE REMOTE CONTROL DOOR LOCK RECEIVER (RCDLR) RF DOOR AJAR SECURITY IND SERIAL DATA TAN WIRE TAN/WHT WIRE UNDERHOOD FUSE BLOCK (ABOVE RIGHT FRONT WHEELWELL) UNLOCK YEL WIRE

A/C COMPR CLUTCH RLY CTRL A/C COMPRESSOR CLUTCH RLY CTRL A/C REFRIG PRESS SENS SIG A/C REFRIGERANT PRESSURE SENS SIG A/C REFRIGERANT PRESSURE SENSOR ACCELERATOR PEDAL POSITION (APP) SENSOR ACCESSORY WAKE UP SERIAL DATA AIR CONDITIONING SYSTEM AIR INLET ABSOLUTE PRESS SENS AIR INLET ABSOLUTE PRESSURE SENS APP SEN SIG 1 APP SENS SIG (2) BATTERY POS VOL BLUNT CUT) BRAKE PEDAL POSITION SENSOR BRAKE POSITION SENS SIG BRK POSITION SENSOR LO REF BRN WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM COOLING FAN RLY CTRL COOLING FANS SYSTEM DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DK GRN/WHT WIRE ENGINE CONTROL MODULE (ECM) (LEFT SIDE OF ENGINE) EVAP CANISTER VENT SOL CTRL EVAP CANISTER VENT SOL CTRL IGN VOL EVAPORATIVE EMISSION (EVAP) CANISTER VENT SOLENOID VALVE EVAPORATIVE EMISSION (EVAP) CANISTER VENT SOLENOID VALVE (TOP REAR OF FUEL TANK) FUEL PRESS SENS FUEL PRESSURE SENSOR FUEL PUMP FUEL PUMP, LEVEL SENSOR ASSEMBLY FUEL TANK PRESSURE (FTP) SENSOR (ON FUEL PUMP, SENDER ASSEMBLY) FUEL TANK PRESSURE SENSOR FUEL TANK PRESSURE SENSOR SIG GRY WIRE GRY/WHT WIRE HI SPD GMLAN DATA BUS - HI SPD GMLAN SERIAL DATA BUS- HI SPD GMLAN SERIAL DATA BUS+ IGN VOL BRK POSITION SENSOR LO REF LOW REF LOW SPEED COOL FAN RLY CTRL LOW SPEED COOLING FAN RLY CTRL LT BLU WIRE LT GRN WIRE MAIN RLY FUSED SPLY 2 MIL CTRL NCA WIRE ORG/BLK WIRE PNK 6 7 WIRE PNK RUN CRANK IGN 1 VOLT BATTERY POS VOL LOW REF WIRE PNK WIRE PNK/BLK WIRE POWERTRAIN MAIN RLY FUSED SPLY (2) STARTER RELAY COIL CONTROL POWERTRAIN RELAY COIL CONTROL POWERTRAIN RELAY COIL CONTROL PWR/TRN RELAY VOLTAGE PPL PPL PRIMARY FUEL LEVEL SENSOR SIG LOW REF PRIMARY FUEL LEVEL SENSOR PRIMARY FUEL LEVEL SENSOR FUEL PUMP, SENDER ASSEMBLY (IN FUEL TANK) PRIMARY FUEL LEVEL SENSOR SIG PRIMARY FUEL PMP RELAY CONTROL PRIMARY FUEL PMP RELAY CTRL PWR/TRN RELAY VOLTAGE RED/WHT WIRE RUN/ CRANK IGN 1 VOLT STARTER RELAY COIL CONTROL STARTING/CHARGING SYSTEM STOP LAMP SWITCH SIGNAL TAN WIRE TAN/BLK WIRE UNDERHOOD FUSE BLOCK UNDERHOOD FUSE BLOCK (ABOVE RIGHT FRONT WHEELWELL) WHT WIRE WHT/BLK WIRE YEL WIRE YEL/WHT WIRE

5 V REF BATT POS VOLT BLK WIRE BRN WIRE BRN/WHT WIRE CHASSIS CONTROL MODULE (REAR OF FUEL TANK) CNSTR VENT FUSE CNSTR/ FUSE VENT BLOCK FUSE (BEHIND RIGHT END OF DASH) COMPUTER DATA LINES SYSTEM DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE DRAIN WIRE DRIVER INFORMATION CENTER (DIC) ECM 1 FUSE ECM 1 FUSE FUSE ECM FUSE EMISSION EMISSION 1 FUSE EMISSION 2 FUSE ENGINE CONTROL MODULE FUSE HOLDER ENGINE CONTROLS IGNITION RELAY ENGINE COOLANT TEMPERATURE (ECT) SENSOR ENGINE COOLANT TEMPERATURE (ECT) SENSOR (LEFT SIDE OF ENGINE) EVEN COILS FUSE EXHAUST BANK 1 CAMSHAFT POSITION (CMP) ACTUATOR SOLENOID FSCM FSCM FUSE FUEL PMP RLY CTRL FUEL PRESSURE SENSOR FUEL PUMP DRIVER MODULE (REAR OF FUEL TANK) FUEL PUMP VOLT FUSE GMLAN GMLAN DATA GRY WIRE GRY/WHT WIRE HI SPD SER DATA + HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED IGN VOLT INSTRUMENT CLUSTER INSTRUMENT PANEL INSTRUMENT PANEL FUSE BLOCK INTAKE BANK 2 CAMSHAFT POSITION (CMP) ACTUATOR SOLENOID LO SPD LO SPD GMLAN LOGIC LOW REF LT BLU WIRE LT GRN WIRE MAF/ TIAP FUSE MALFUNCTION IND LAMP MALFUNCTION IND LAMP (MIL) NCA WIRE ODD COILS FUSE ORG/BLK WIRE PCM FUSE IGN FUSE PCM IGN FUSE PNK 6 7 WIRE PNK PNK WIRE PNK WIRE PNK/BLK WIRE PPL PPL PPL PRES SEN SIG RED/WHT WIRE SERIAL DATA COMM TAN WIRE TAN/BLK WIRE UNDERHOOD FUSE BLOCK UNDERHOOD FUSE BLOCK (ABOVE WHT WIRE YEL WIRE YEL/WHT WIRE

5 V REF 1 5-V 1 REF 5-VOLT REF 2 ACTUATOR LOW CTRL ACTUATOR SOLE CTRL BLK WIRE BLK/WHT WIRE BRN WIRE BRN/WHT WIRE CKP SENSOR SIGNAL DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE ECT SENS SIG ENGINE CONTROL MODULE (ECM) ENGINE CONTROL MODULE (ECM) (LEFT SIDE OF ENGINE) ENGINE OIL PRESSURE SWITCH ENGINE OIL PRESSURE SWITCH (LOWER LEFT FRONT OF ENGINE) EXHAUST BANK 1 EXHAUST BANK 1 SIG EXHAUST BANK 2 EXHAUST BANK 2 SIG GRY WIRE GRY/WHT WIRE HIGH PRESSURE FUEL PUMP HIGH PRESSURE FUEL PUMP (LEFT REAR OF ENGINE) IC 1 CTRL IC 2 CTRL IC 3 CTRL IC 4 CTRL IC 5 CTRL IC 6 CTRL IGNITION COIL 1 IGNITION COIL 2 IGNITION COIL 3 IGNITION COIL 4 IGNITION COIL 5 IGNITION COIL 6 INTAKE BANK 1 INTAKE BANK 1 CAMSHAFT POSITION (CMP) ACTUATOR SOLENOID INTAKE BANK 1 SIG INTAKE BANK 2 INTAKE BANK 2 SIG LOW REF LT BLU WIRE LT BLU/WHT WIRE LT GRN WIRE NCA WIRE OIL PRESS SW SIG ORG/ WIRE ORG/BLK WIRE ORG/WHT WIRE PNK/BLK BLK WIRE PNK/BLK WIRE PPL PPL 24 25 26 27 28 SPARK PLUG TAN WIRE TAN/BLK WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE YEL/WHT WIRE

5 V REF 1 BLK WIRE BLK/WHT WIRE BRN WIRE BRN/WHT WIRE CRANKSHAFT POSITION (CKP) SENSOR CRANKSHAFT POSITION (CKP) SENSOR (RIGHT SIDE OF ENGINE BLOCK) DK BLU TAN WIRE DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DK GRN/WHT WIRE ENGINE CONTROL MODULE (ECM) (LEFT SIDE OF ENGINE) EVAPORATIVE EMISSION (EVAP) CANISTER PURGE SOLENOID VALVE EXHAUST BANK 1 CAMSHAFT POSITION (CMP) SENSOR EXHAUST BANK 1 CAMSHAFT POSITION (CMP) SENSOR (FRONT OF RIGHT CYLINDER HEAD) EXHAUST BANK 2 CAMSHAFT POSITION (CMP) ACTUATOR SOLENOID EXHAUST BANK 2 CAMSHAFT POSITION (CMP) SENSOR EXHAUST BANK 2 CAMSHAFT POSITION (CMP) SENSOR (FRONT OF LEFT CYLINDER HEAD) FUEL INJ 1 CTRL FUEL INJ 2 CTRL FUEL INJ 3 CTRL FUEL INJ 4 CTRL FUEL INJ 5 CTRL FUEL INJ 6 CTRL FUEL INJECTOR 1 FUEL INJECTOR 2 FUEL INJECTOR 3 FUEL INJECTOR 4 FUEL INJECTOR 5 FUEL INJECTOR 6 GRY WIRE GRY/WHT WIRE INTAKE BANK 1 CAMSHAFT POSITION (CMP) SENSOR INTAKE BANK 1 CAMSHAFT POSITION (CMP) SENSOR (FRONT OF RIGHT CYLINDER HEAD) INTAKE BANK 2 CAMSHAFT POSITION (CMP) SENSOR INTAKE BANK 2 CAMSHAFT POSITION (CMP) SENSOR (FRONT OF LEFT CYLINDER HEAD) LOW REF LT BLU WIRE LT BLU/WHT WIRE LT GRN WIRE LT GRN/WHT WIRE ORG/ WIRE PNK/BLK WIRE PPL PPL 24 25 26 27 28 PPL/WHT WIRE TAN WIRE TAN/WHT WIRE WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE YEL/WHT WIRE

5 VOLT REF 4 5-V 1 REF 5-V 1 REF FRP SENS SIG 5-V REF 3 BANK 1 SENSOR 1 BANK 1 SENSOR 2 BANK 2 SENSOR 1 BANK 2 SENSOR 2 BLK WIRE BLK/WHT WIRE BLU WIRE BRN WIRE DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE ENGINE CONTROL MODULE (ECM) ENGINE CONTROL MODULE (ECM) (LEFT SIDE OF ENGINE) ENGINE OIL LEVEL SWITCH FRP SENS SIG FUEL RAIL PRESSURE (FRP) SENSOR GEN DUTY CYCLE SIG GRY WIRE GRY/WHT WIRE INTAKE AIR TEMP SENS SIG KNOCK SENS 1 SIG KNOCK SENS 1 SIG KNOCK SENS 2 SIG KNOCK SENS 2 SIG KNOCK SENSOR (KS) 1 KNOCK SENSOR (KS) 2 LOW REF LOW REF BANK 1 SEN 1 LOW REF BANK 1 SEN 2 LOW REF THROTTLE POS SENS SIG 1 LOW REFERENCE LOW REFERENCE TRANSMISSION PARK/ NEUTRAL SIG LT BLU WIRE LT GRN WIRE MAF SENS SIG GENERATOR TURN ON SIG MANIFOLD ABSOLUTE PRESSURE SENSOR (MAP) MAP SENS SIG MAP SENS SIG 5-V REF 3 MULTI-FUNCTION INTAKE AIR SENSOR OIL LEVEL SW SIG ORG/ WIRE ORG/BLK WIRE ORG/WHT WIRE PNK/BLK GRY/WHT WIRE PNK/BLK ORG/WHT WIRE PNK/BLK WIRE PPL PPL HUMIDITY SENS SIG PPL HUMIDITY SENS SIG TAC MTR CTRL-2 PPL PPL PPL/WHT WIRE PURGE SOLENOID CTRL REF VOLT BANK 1 SEN 1 STARTING/CHARGING SYSTEM TAC MTR CTRL 1 TAC MTR CTRL 2 TAN WIRE TAN/WHT WIRE THROTTLE BODY (TOP REAR OF ENGINE) THROTTLE POS SENS SIG 1 TRANSMISSIONS SYSTEM WHT WIRE YEL WIRE YEL/WHT WIRE