GMC Acadia I facelift (2013-2016) (behind left kick panel) Wiring diagrams

2500 2501 COMPUTER DATA LINES SYSTEM BACKUP LAMP VOLT BCK/UP/STOP FUSE BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (BCM) BODY CONTROL MODULE (BCM) (UNDER LEFT SIDE OF DASH) COMPUTER DATA LINES SYSTEM CONTROL SOLENOID VALVE ASSEMBLY DATA BUS - ENGINE CONTROL MODULE (ECM) ENGINE CONTROL MODULE (ECM) (LEFT SIDE OF ENGINE) GRN WIRE GROUND DISTRIBUTION SYSTEM GRY WIRE HOT AT ALL TIMES I/P FUSE BLOCK I/P FUSE BLOCK (BEHIND RIGHT END OF DASH) LEFT BACKUP LAMP LEFT LIFTGATE TAIL LAMP ASSEMBLY LT GRN WIRE ORG/BLK WIRE PARK/ NEUTRAL SIG RED WIRE RED/WHT WIRE RIGHT BACKUP LAMP RIGHT LIFTGATE TAIL LAMP ASSEMBLY SERIAL DATA BUS (+) SERIAL DATA BUS (-) SERIAL DATA BUS- SIG A SIG B SIG C SIG P TAN WIRE TAN/BLK WIRE TRAILER BACKUP LAMP RELAY TRANSMISSION CONTROL MODULE TRANSMISSION INTERNAL MODE SWITCH AUTOMATIC TRANSMISSION ASSEMBLY UNDERHOOD FUSE BLOCK UNDERHOOD FUSE BLOCK (ABOVE RIGHT FRONT WHEELWELL) W/ TRAILER PROVISION WHT WIRE YEL WIRE

10 9 B+ GND 39 40 2500 2501 HI SPD GMLAN + HI SPD GMLAN - 53 55 225 23 GENERATOR TURN ON GENERATOR FIELD 9 10 8 CURRENT SENS SIG LOW REF SPLY VOLT AIR BAG FUSE BATTERY BATTERY CURRENT SENSOR BATTERY CURRENT SENSOR (BEHIND FRONT PASSENGER'S SEAT) BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (BCM) BODY CONTROL MODULE (BCM) (UNDER LEFT SIDE OF DASH) BRN WIRE CHARGE IND COMPUTER DATA LINES SYSTEM CURRENT SENS SIG DK GRN WIRE DRIVER INFORMATION CENTER DISPLAY ENGINE CONTROL MODULE (ECM) ENGINE CONTROL MODULE (ECM) (LEFT SIDE OF ENGINE) GENERATOR GENERATOR FIELD GENERATOR FUSE HOLDER GENERATOR FUSE HOLDER (NEAR GENERATOR) GENERATOR TURN ON GRY WIRE HI SPD GMLAN HI SPD GMLAN HI SPD GMLAN HOT W/ IGNITION MAIN RELAY ENERGIZED I/P FUSE BLOCK I/P FUSE BLOCK (BEHIND RIGHT END OF DASH) INSTRUMENT CLUSTER LOGIC LOW REF LOW REF PNK SPLY VOLT WIRE ORG/ WIRE PNK SPLY VOLT LOW REF CURRENT SENS SIG WIRE PNK SPLY VOLT WIRE PNK WIRE POWER DISTRIBUTION SYSTEM RED WIRE RED/BLK WIRE RED/WHT WIRE RVC SNSR FUSE STARTER MOTOR TAN WIRE TAN/BLK WIRE UNDERHOOD FUSE BLOCK UNDERHOOD FUSE BLOCK (ABOVE RIGHT FRONT WHEELWELL) VOLT WHT WIRE

1 12 LOW SPEED GMLAN SERIAL DATA HI SPEED GMLAN SERIAL DATA BUS- 12 2 HI SPD GMLAN SERIAL DATA BUS- HI SPD GMLAN SERIAL DATA BUS+ 3 4 HI SPEED GMLAN SERIAL DATA BUS+ HI SPEED GMLAN SERIAL DATA BUS- 5 14 15 HI SPD GMLAN SERIAL DATA BUS+ HI SPD GMLAN SERIAL DATA BUS- IGN VOLT ACCESSORY WAKEUP SERIAL DATA AUTOMATIC TRANSMISSION ASSEMBLY BLK WIRE BLK/WHT WIRE CHASSIS CONTROL MODULE COMMUNICATION ENABLE CONTROL SOLENOID VALVE ASSEMBLY DATA LINK CONNECTOR (DLC) (UNDER LEFT END OF DASH) DK BLU WIRE DK GRN WIRE DSPLY FUSE ELECTRONIC BRAKE CONTROL MODULE (EBCM) (LEFT SIDE OF ENGINE COMPT) ENGINE CONTROL MODULE (ECM) (LEFT SIDE OF ENGINE) HI SPD GMLAN SERIAL DATA BUS + HI SPEED GMLAN SERIAL DATA BUS - HIGH SPEED BUS TERMINATING RESISTOR HIGH SPEED BUS TERMINATING RESISTOR (TAPED TO HARNESS ABOVE SPARE TIRE) HOT AT ALL TIMES IGN VOLT INSTRUMENT PANEL FUSE BLOCK INSTRUMENT PANEL FUSE BLOCK (BEHIND RIGHT END OF DASH) LOW SPEED GMLAN SERIAL DATA LT BLU WIRE REAR DIFFERENTIAL CLUTCH CONTROL MODULE (AT REAR DIFFERENTIAL) RED/WHT WIRE TAN WIRE TAN/BLK WIRE TELEMATICS COMMUNICATION INTERFACE CONTROL MODULE TELEMATICS COMMUNICATION INTERFACE CONTROL MODULE (W/ ONSTAR) TRANSMISSION CONTROL MODULE UNDERHOOD FUSE BLOCK UNDERHOOD FUSE BLOCK (ABOVE RIGHT FRONT WHEELWELL) W/ ONSTAR W/ STEERABLE HEADLIGHT W/O ONSTAR W/O STEERABLE HEADLIGHT

12 VOLT REFERENCE 14 15 BRK APPLY SEN SPY VOLT LOW REF 17 439 1164 1161 1271 1274 1162 1272 PNK WIRE 22 8 9 CRUISE CNTRL IND GMLAN SER DATA BUS+ GMLAN SER DATA BUS- 47 68 BRK POS SEN 5 VOLT REF BRK POS SEN LO REF 5 VOLT REF 4 57 51 14 15 30 33 34 53 STOP LAMP SW SIG RUN CRANK IGN 1 VOLT ACCELERATOR PEDAL POSITION (APP) SENSOR ACCELERATOR PEDAL POSITION (APP) SENSOR (ABOVE ACCELERATOR PEDAL) AIR BAG FUSE APP SEN SIG 1 APP SEN SIG 1 LOW REF APP SEN SIG 2 APP SEN SIG 2 LOW REF PPL AUTOMATIC TRANSMISSION ASSEMBLY BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (BCM) (UNDER LEFT SIDE OF DASH) BRAKE PEDAL POSITION SENSOR BRAKE PEDAL POSITION SENSOR (TOP OF BRAKE BRK APPLY SEN SPY VOLT BRK APPLY SENS SIG BRK POS SEN 5 VOLT REF BRK POS SEN LO REF BRK POS SEN SIG BRN WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM CONTROL SOLENOID VALVE ASSEMBLY CRUISE CNTRL IND CRUISE CNTRL SW SIG CRUISE IND CRUISE SWITCH DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE DRIVER INFORMATION CENTER (DIC) DISPLAY END OF DASH) ENGINE CONTROL MODULE (ECM) ENGINE CONTROL MODULE (ECM) (LEFT SIDE OF ENGINE) FRONT WHEELWELL) GMLAN SER DATA BUS- GMLAN SERIAL DATA GROUND GRY WIRE HOT W/ IGNITION MAIN RELAY ENERGIZED I/P FUSE BLOCK I/P FUSE BLOCK (BEHIND RIGHT IGN INSTRUMENT PANEL CLUSTER (IPC) LEFT STEERING WHEEL CONTROLS SWITCH LOGIC LOW REF LT BLU WIRE OUTPUT SHAFT SPEED (OSS) SENSOR PCM IGN FUSE PEDAL ASSEMBLY) PNK WIRE PPL PPL 12-VOLT REFERENCE RESET+ RUN/ CRANK IGN 1 VOLT SET- SOUND SYSTEMS STEERING WHEEL AIR BAG COIL STOP LAMP SW SIG TAC MOTOR CTRL 1 TAC MOTOR CTRL 2 TAN WIRE TAN/BLK WIRE THROTTLE BODY (TOP REAR OF ENGINE) THROTTLE POS SEN SIG (1) TRANSMISSION CONTROL MODULE TRANSMISSIONS, SOUND SYSTEMS UNDERHOOD FUSE BLOCK UNDERHOOD FUSE BLOCK (ABOVE RIGHT WHT WIRE WHT/BLK WIRE YEL WIRE

1 2 3 4 5 B+ B+ B+ B+ RH TURN SIG IND LAMP VOLT 1 2 3 4 PPL 15 16 19 LEFT TURN SIG RIGHT TURN SIG HAZARD SW SIG 5-VOLT REFERENCE 5382 5381 5380 68 47 48 LOW REFERENCE 5 VOLT REFERENCE SENSOR SIGNAL AUTO BCK/UP/STOP FUSE BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (BCM) (UNDER LEFT SIDE OF DASH) BRAKE PEDAL POSITION SENSOR (TOP OF BRAKE PEDAL ASSEMBLY) BRN WIRE BRN/WHT WIRE CENTER HIGH MOUNTED STOP LAMP COMPUTER DATA LINES SYSTEM CTSY FUSE DK BLU/WHT WIRE DK GRN WIRE ENGINE CONTROL MODULE (ECM) ENGINE CONTROL MODULE (ECM) (LEFT SIDE OF ENGINE) GRY WIRE HAZARD SW SIG HAZARD WARNING SWITCH HEAD HEADLAMP SWITCH HOT AT ALL TIMES I/P FUSE BLOCK I/P FUSE BLOCK (BEHIND RIGHT END OF DASH) IGN VOLTAGE LEFT TURN SIG LEFT TURN SIG IND LAMP VOLT LOGIC LOGIC RIGHT TAIL LAMP ASSEMBLY LOW REFERENCE LR STOP/TURN LAMP VOLT LT BLU WIRE LT BLU/WHT WIRE LT/TRN/SIG FUSE MAF SENSOR SIG NCA WIRE OFF OUTAGE DETECTION SIGNAL PARK PARK HEAD PARK LAMP RLY CTRL PARK LAMPS VOLT PPL RED/WHT WIRE RH TURN SIG IND LAMP VOLT RIGHT REAR SIDE MARKER LAMP RIGHT TAIL LAMP RIGHT TAIL LAMP ASSEMBLY RIGHT TAIL/ STOP, TURN SIG LAMP RIGHT TURN SIG RR STOP/TURN LAMP VOLT RT/TRN/SIG FUSE SENSOR SIG SENSOR SIGNAL SENSOR SPLY VOLT SERIAL DATA BUS- STOP LAMP VOLTAGE SWITCH SIGNAL 2 TAN WIRE TAN/BLK WIRE TRAILER PROVISION (BLUNT CUT) (IF EQUIPPED) TURN SIGNAL/ MULTI-FUNCTION SWITCH UNDERHOOD FUSE BLOCK UNDERHOOD FUSE BLOCK (ABOVE RIGHT FRONT WHEELWELL) WHT WIRE YEL WIRE YEL/BLK WIRE

AIR BAG FUSE BLK WIRE BRN WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM DK BLU/WHT WIRE DK GRN WIRE DRIVER INFORMATION CENTER DISPLAY DRIVER OUTSIDE REARVIEW MIRROR DRIVER OUTSIDE REARVIEW MIRROR (ON DRIVER'S DOOR) GROUND DISTRIBUTION SYSTEM HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED I/P FUSE BLOCK I/P FUSE BLOCK (BEHIND RIGHT END OF DASH) IGN VOLT INSTRUMENT CLUSTER LEFT FRONT SIDE MARKER LAMP LEFT FRONT TURN SIGNAL LAMP LEFT HEADLAMP ASSEMBLY LEFT LICENSE PLATE LAMP LEFT LIFTGATE TAIL LAMP ASSEMBLY LEFT REAR SIDE MARKER LAMP LEFT TAIL LAMP LEFT TAIL/ STOP, TURN SIG LAMP LEFT TURN IND LOGIC LOGIC LEFT TAIL LAMP ASSEMBLY LOW SPEED GMLAN LT BLU/WHT WIRE LT PRK FUSE NCA WIRE PARK LAMP RELAY PASSENGER OUTSIDE REARVIEW MIRROR PASSENGER OUTSIDE REARVIEW MIRROR (ON FRONT PASSENGER'S DOOR) PNK IGN VOLT WIRE PNK WIRE PPL RIGHT FRONT SIDE MARKER LAMP RIGHT FRONT TURN SIGNAL LAMP RIGHT HEADLAMP ASSEMBLY RIGHT LICENSE PLATE LAMP RIGHT LIFTGATE TAIL LAMP ASSEMBLY RIGHT TAIL LAMP RIGHT TURN IND RT PRK FUSE TRAILER TOW CIRCUIT TRLR PRK LAMP FUSE UNDERHOOD FUSE BLOCK UNDERHOOD FUSE BLOCK (ABOVE RIGHT FRONT WHEELWELL) W/ MANUAL FOLDING W/ POWER FOLDING WHT WIRE YEL WIRE YEL/BLK WIRE

BLK WIRE BLK/WHT WIRE BRN WIRE HEATED STEERING WHEEL IND HEATED STEERING WHEEL SWITCH HOT W/ IGNITION MAIN RELAY ENERGIZED HSW FUSE HTD WHL FUSE IGN LED CNTRL SW SIG WHL CNTRL GND SNS SIG PNK WIRE IGN PNK LED CNTRL WIRE LEFT STEERING WHEEL CONTROL SWITCH LT BLU WIRE LT GRN/BLK WIRE ORG/ WIRE PNK WIRE RED WIRE SNS SIG STEERING COLUMN FUSE HOLDER STEERING COLUMN FUSE HOLDER (ON STEERING COLUMN) STEERING WHEEL AIR BAG COIL STEERING WHEEL HEATER STEERING WHEEL HEATING CONTROL MODULE SW SIG UNDERHOOD FUSE BLOCK UNDERHOOD FUSE BLOCK (ABOVE RIGHT FRONT WHEELWELL) WHL CNTRL WHT WIRE YEL WIRE

1 2 3 PNK WIRE AIR BAG FUSE ALERT LED CTRL BATT POS VOLT BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (BCM) BODY CONTROL MODULE (BCM) (UNDER LEFT SIDE OF DASH) COLLISION ALERT INDICATORS COMPUTER DATA LINES SYSTEM DIMMING CTRL DK GRN WIRE DRIVER INFORMATION CENTER SWITCH FRONTVIEW CAMERA MODULE GROUND GRY/WHT WIRE GRY/YEL WIRE HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED I/P FUSE BLOCK I/P FUSE BLOCK (BEHIND RIGHT END OF DASH) IGN 1 VOLT IGN 1 VOLT ALERT LED CTRL DIMMING CTRL INDICATOR DIMMING CONTROL INSTRUMENT CLUSTER LANE DEPARTURE WARNING DISABLE LANE DEPARTURE WARNING DISABLE SW SIG LANE DEPARTURE WARNING DISABLE SWITCH LANE DEPARTURE WARNING IND LANE DEPARTURE WARNING IND CTRL LO SPD GMLAN SERIAL DATA LOGIC LOGIC INSTRUMENT CLUSTER LOW SPEED GMLAN SERIAL DATA PNK WIRE POWER DISTRIBUTION SYSTEM PPL/WHT WIRE RED/WHT WIRE RPA/SBZA/UGDO FUSE SW SIG UNDERHOOD FUSE BLOCK UNDERHOOD FUSE BLOCK (ABOVE RIGHT FRONT WHEELWELL) WHT WIRE WHT/LT GRN WIRE

1 2 3 LOW SPEED GMLAN 1-2, 3-4, 5-6, 7-8) AIR BAG FUSE AIR BAG IND BAG OFF BAG OFF PASS AIR BAG ON BATT POSITIVE VOLT BELT IND BLK WIRE BLK/WHT WIRE BRN WIRE COMPUTER DATA COMPUTER DATA LINES SYSTEM DK BLU WIRE DK GRN WIRE DRIVER INFORMATION CENTER DISPLAY GMLAN GMLAN LOW SPEED GROUND GRY WIRE HOT AT ALL TIMES HOT IN ON OR START I/P FUSE BLOCK I/P FUSE BLOCK (BEHIND RIGHT END OF DASH) I/P MOD HI CTRL STAGE 1 I/P MOD HI CTRL STAGE 2 I/P MOD LO CTRL STAGE 1 I/P MOD LO CTRL STAGE 2 IGN VOLT IND CTRL IND CTRL BAG ON PASS AIR INFLATABLE RESTRAINT SENSING, DIAGNOSTIC MODULE (UNDER FLOOR CONSOLE) INSTRUMENT CLUSTER LEFT FRONT IMPACT SENSOR LINES SYSTEM LINES SYSTEM COMPUTER DATA LO SPD GM LAN SERIAL DATA LOGIC LOW SPEED LOW SPEED GMLAN NCA WIRE ORG/ WIRE PASS AIR PASS SEAT PASS SEAT BELT IND PASSENGER AIR BAG DISABLE INDICATOR PASSENGER AIR BAG IND PASSENGER AIR BAG IND (USA) PASSENGER AIR BAG OFF IND PASSENGER AIR BAG OFF IND PASSENGER AIR BAG ON IND PASSENGER INSTRUMENT PANEL AIR BAG PASSENGER PRESENCE MODULE PNK POWER DISTRIBUTION WIRE PNK WIRE POWER DISTRIBUTION PPL RED/WHT WIRE RIGHT FRONT IMPACT SENSOR SEAT BELT IND SEAT BELT IND PPL SHORTING BAR STEER WHL HI CTRL STAGE 1 STEER WHL HI CTRL STAGE 2 STEER WHL LO CTRL STAGE 1 STEER WHL LO CTRL STAGE 2 STEERING WHEEL AIR BAG STEERING WHEEL AIR BAG COIL TAN WIRE TAN/ORG WIRE UNDERHOOD FUSE BLOCK UNDERHOOD FUSE BLOCK (ABOVE RIGHT FRONT WHEELWELL) USA WHT WIRE YEL WIRE

8 14 15 RF DOOR AJAR SW SIG RR DOOR AJAR SW SIG LR DOOR AJAR SW SIG AIR BAG FUSE AUTO BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (BCM) (UNDER LEFT SIDE OF DASH) BRAKE FLUID LEVEL SIGNAL BRAKE FLUID LEVEL SWITCH BRAKE FLUID LEVEL SWITCH (ON RIGHT SIDE OF BRAKE FLUID RESERVOIR) BRAKE IND BRN/WHT WIRE COMPUTER DATA LINES SYSTEM DATA DK GRN WIRE DRIVER DOOR LATCH ASSEMBLY DRIVER DOOR LATCH ASSEMBLY (REAR OF DRIVER'S DOOR) DRIVER DOOR SWITCH PANEL CONTROL MODULE DRIVER DOOR SWITCH PANEL CONTROL MODULE (W/ EXPRESS UP/DOWN WINDOWS) DRIVER INFORMATION CENTER (DIC) DISPLAY DRIVER SEAT BELT BUCKLE DRIVER SEAT BELT SWITCH GRY WIRE GRY/BLK WIRE HEAD HEADLAMP SWITCH HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED I/P FUSE BLOCK I/P FUSE BLOCK (BEHIND RIGHT END OF DASH) IGN II/III/KEY IN IGN IGNITION SWITCH INFLATABLE RESTRAINT SENSING, DIAGNOSTIC MODULE INFLATABLE RESTRAINT SENSING, DIAGNOSTIC MODULE (UNDER FLOOR CONSOLE) INSTRUMENT CLUSTER KEY-IN IGNITION SWITCH LEFT REAR DOOR LATCH (REAR OF LEFT REAR DOOR) LEFT SEAT BELT SW SIG LF DOOR AJAR SW SIG LOGIC LOW OIL PRESSURE IND LOW REF LOW SPD GMLAN SER DATA LOW SPEED GMLAN SERIAL LOW TIRE PRESSURE IND LR DOOR AJAR SW SIG LT BLU WIRE LT BLU/BLK WIRE LT GRN/BLK WIRE NCA WIRE OFF OFF AUTO PARK ORG/ WIRE ORG/BLK WIRE PARK PARK BRAKE SW SIG PARK BRAKE SWITCH PARK BRAKE SWITCH (ON PARK BRAKE ASSEMBLY) PASSENGER AIR BAG DISABLED INDICATOR PASSENGER DOOR LATCH ASSEMBLY PASSENGER DOOR SWITCH PANEL CONTROL MODULE PASSENGER SEAT BELT BUCKLE PASSENGER SEAT BELT IND PASSENGER SEAT BELT IND PPL PASSENGER SEAT BELT SWITCH PNK LOW REF WIRE PNK WIRE PPL PWR MODE FUSE RADIO REAR PRK LPS SPLY VOLT RED/WHT WIRE RF DOOR AJAR SW SIG RIGHT REAR DOOR LATCH (REAR RIGHT REAR DOOR) RIGHT SEAT BELT SW SIG RR DOOR AJAR SW SIG RUN WIRE SEAT BELT IND SER DATA SW SIG TAN/WHT WIRE UNDERHOOD FUSE BLOCK UNDERHOOD FUSE BLOCK (ABOVE RIGHT FRONT WHEELWELL) W/ EXPRESS UP/DOWN WINDOWS W/O EXPRESS UP/DOWN WINDOWS WHT WIRE YEL WIRE