GMC Acadia I facelift (2013-2016) (near base of right "b" pillar) Wiring diagrams

1 2 B+ LOW REF 1 2 LOW REF BLOWER VOLT 6 5 4 3 2 1 B+ GND AUXILIARY AIR TEMPERATURE DOOR ACTUATOR AUXILIARY AIR TEMPERATURE DOOR ACTUATOR (ON REAR HVAC MODULE) AUXILIARY BLOWER MOTOR (ON REAR HVAC MODULE) AUXILIARY BLOWER MOTOR CONTROL MODULE AUXILIARY BLOWER MOTOR CONTROL MODULE (ON REAR HVAC MODULE) AUXILIARY MODE ACTUATOR (ON REAR HVAC MODULE) AUXILIARY RADIO/HVAC CONTROL BLK WIRE BLOWER MOTOR BLOWER MOTOR (PART OF HVAC MODULE, BEHIND GLOVE BOX) BLOWER MOTOR CONTROL MODULE BLOWER MOTOR CONTROL MODULE (BEHIND GLOVE BOX, IN FRONT OF BLOWER MOTOR) BLOWER SPEED BLOWER SPEED DOWN BLOWER SPEED UP BLOWER VOLT BRN WIRE CHANGE MODE COMPUTER DATA LINES SYSTEM DK GRN WIRE GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES HVAC BLWR FUSE LO SPD GMLAN LOGIC LOW REF LT GRN WIRE LT GRN/WHT WIRE ORG/ WIRE PNK 1 2 WIRE PNK WIRE RED/BLK WIRE RED/WHT WIRE RR HVAC FUSE TEMPERATURE DOWN TEMPERATURE UP UNDERHOOD FUSE BLOCK UNDERHOOD FUSE BLOCK (ABOVE RIGHT FRONT WHEELWELL) 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

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

BACK BACK IND BLK WIRE BLU WIRE BODY CONTROL MODULE (BCM) BRN WIRE CUSHION, BACK CUSHION, BACK IND DIMMING IND DK BLU WIRE DK GRN WIRE DRIVER SEAT HEATING SWITCH GRY WIRE HEATED SEAT IND DIMMING HIGH TEMP IND LOW TEMP IND LT BLU WIRE MEDIUM IND MEDIUM TEMP IND PASSENGER CUSHION HEATED SEAT ELEMENT PASSENGER SEAT HEATING SWITCH PNK WIRE PPL PPL/WHT WIRE TAN WIRE WHT/BLK WIRE YEL WIRE

1 2 B+ LOW REF 2 1 BLOWER VOLT LOW REF 6 5 4 3 2 1 B+ GND AUX BLOWER SPEED AUX BLOWER SPEED AUX TEMPERATURE AUX MODE AUX TEMP AUX TEMPERATURE AUXILIARY AIR TEMPERATURE DOOR ACTUATOR AUXILIARY AIR TEMPERATURE DOOR ACTUATOR (ON REAR HVAC MODULE) AUXILIARY BLOWER MOTOR (ON REAR HVAC MODULE) AUXILIARY BLOWER MOTOR CONTROL MODULE AUXILIARY BLOWER MOTOR CONTROL MODULE (ON REAR HVAC MODULE) AUXILIARY HVAC CONTROL ASSEMBLY AUXILIARY MODE ACTUATOR (ON REAR HVAC MODULE) BLK WIRE BLOWER MOTOR BLOWER MOTOR (PART OF HVAC MODULE, BEHIND GLOVE BOX) BLOWER MOTOR CONTROL MODULE BLOWER MOTOR CONTROL MODULE (BEHIND GLOVE BOX, IN FRONT OF BLOWER MOTOR) BLOWER SPEED BLOWER VOLT BRN WIRE DK GRN WIRE FLOOR MODE FLOOR MODE FLOOR/VENT FLOOR/VENT GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES HVAC BLWR FUSE LOGIC LOW REF LT GRN WIRE LT GRN/WHT WIRE ORG/ WIRE PNK 4 5 WIRE PNK WIRE PPL/WHT WIRE RED/BLK WIRE RED/WHT WIRE RR HVAC FUSE UNDERHOOD FUSE BLOCK UNDERHOOD FUSE BLOCK (ABOVE RIGHT FRONT WHEELWELL) VENT MODE VOLT VOLT GND WHT WIRE YEL WIRE

6-WAY 8-WAY 8-WAY 6-WAY AUTOMATIC TRANSMISSION ASSEMBLY AUXILIARY BLOWER MOTOR CONTROL MODULE BATT 2 FUSE BCK/UP/STOP FUSE BLK WIRE BODY CONTROL MODULE (BCM) CHEVROLET CONTROL SOLENOID VALVE ASSEMBLY DRIVER BACK SEAT BLOWER ASSEMBLY DRIVER CUSHION SEAT BLOWER ASSEMBLY DRIVER DRIVER CUSHION HEATED SEAT SEAT BLOWER CONTROL ASSEMBLY MODULE DRIVER HEATED SEAT CONTROL MODULE DRIVER SEAT ADJUSTER SWITCH DRIVER SEAT LUMBAR SWITCH FROM HVAC FUSE (DIAGRAM 4 OF 6) FROM HVAC FUSE (DIAGRAM HTD/COOL SEAT FUSE 4 OF 6) FROM TRLR PWR FUSE FROM TRLR PWR FUSE (DIAGRAM 1 OF 6) HTD/COOL SEAT FUSE I/P FUSE BLOCK I/P FUSE BLOCK (BEHIND LIFTGATE CONTROL MODULE (LGM) LIFTGATE UNLATCH RELAY LOGIC LT/PWR/ SEAT CIRCUIT BREAKER LT/TRN/SIG FUSE MEMORY SEAT CONTROL MODULE (MSM) MEMORY SEAT DRIVER SEAT CONTROL ADJUSTER MODULE (MSM) SWITCH NCA WIRE OUTSIDE REARVIEW MIRROR SWITCH OUTSIDE REARVIEW MIRROR SWITCH (IF EQUIPPED) W/ POWER TILT, TELESCOPING PASSENGER BACK SEAT BLOWER ASSEMBLY PASSENGER CUSHION SEAT BLOWER ASSEMBLY PASSENGER DOOR SWITCH PANEL CONTROL MODULE PASSENGER SEAT ADJUSTER DRIVER SEAT SWITCH LUMBAR SWITCH PASSENGER SEAT ADJUSTER SWITCH PASSENGER SEAT LUMBAR SWITCH PDM FUSE POWER RECEPTACLE PWR COLUMN CIRCUIT BREAKER PWR L/GATE FUSE PWR OUTLET FUSE PWR/ COLUMN CIRCUIT BREAKER PWR/ MIR FUSE PWR/ MIR FUSE REAR COMPARTMENT ACCESSORY REAR COMPARTMENT ACCESSORY POWER RECEPTACLE RED WIRE RIGHT END OF DASH) RR APO FUSE RR HVAC FUSE RT/PWR/ SEAT CIRCUIT BREAKER RT/PWR/ SEAT CIRCUIT BREAKER LT/TRN/SIG FUSE RT/TRN/SIG FUSE RVC SNSR FUSE S/ROOF/ SUNSHADE FUSE STEERING COLUMN TILT, TELESCOPE SWITCH STEERING COLUMN TILT, TELESCOPE SWITCH (IF EQUIPPED) STOP LAMP FUSE STOP LAMP RELAY STOP LAMP RELAY (CHEVROLET) SUNROOF CONTROL MODULE SUNROOF CONTROL MODULE (IF EQUIPPED) TCM FUSE TO ACCESSORY AC/DC POWER INVERTER MODULE (DIAGRAM 5 OF 6) TO FOG LAMP FUSE (DIAGRAM 3 OF 6) TRAILER PROVISION (BLUNT CUT) TRLR BRK FUSE USB CHG FUSE USB RECEPTACLE W/ 8-WAY PASSENGER SEAT ADJUSTER W/ EXPRESS UP/DOWN W/ MEMORY, FRONT COOLING SEAT HEATER W/ MULTI- DIRECTIONAL PASSENGER SEAT ADJUSTER W/ MULTI- DIRECTIONAL PASSENGER SEAT ADJUSTER W/ 8-WAY PASSENGER SEAT ADJUSTER W/ MULTI- W/ 8-WAY DIRECTIONAL PASSENGER PASSENGER SEAT ADJUSTER SEAT ADJUSTER W/ POWER LIFTGATE W/ POWER TILT, TELESCOPING W/ TRAILER PROVISIONS W/O MEMORY W/O MEMORY W/ MEMORY WHT WIRE

BLK WIRE BODY CONTROL MODULE (BCM) BODY HEAD CONTROL UP MODULE DISPLAY (BCM) (HUD) (IF EQUIPPED) CENTER CONSOLE ACCESSORY POWER RECEPTACLE CHEVROLET EXCEPT CHEVROLET DAYTIME RUNNING LAMP RELAY DAYTIME RUNNING LAMP RELAY (BUICK) DOOR LOCK RELAY DOOR UNLOCK RELAY DR/LCK FUSE DRIVER DOOR DOOR LOCK UNLATCH RELAY RELAY (W/O EXPRESS UP/DOWN) DRIVER DOOR LOCK SWITCH DRIVER DOOR UNLATCH RELAY DRIVER WINDOW MOTOR DRIVER WINDOW SWITCH DRL FUSE FROM UNDERHOOD FUSE BLOCK (DIAGRAM 1 OF 6) HEAD UP DISPLAY (HUD) HVAC CONTROL MODULE HVAC FUSE I/P FUSE BLOCK INSTRUMENT PANEL ACCESSORY POWER RECEPTACLE LEFT DAYTIME RUNNING LAMP RELAY LEFT DAYTIME RUNNING LAMP RELAY (GMC W/ HID, CHEVROLET) LEFT HEADLAMP LOW BEAM RELAY LEFT HEADLAMP LOW BEAM RELAY (GMC W/O HID) LEFT REAR WINDOW SWITCH LT DRL FUSE LT LO BEAM FUSE MANUAL A/C AUTOMATIC A/C PASSENGER DOOR DRIVER LOCK SWITCH DOOR LOCK SWITCH PASSENGER DOOR LOCK SWITCH PASSENGER WINDOW SWITCH PWR WNDW CIRCUIT BREAKER REAR CONSOLE ACCESSORY POWER RECEPTACLE REAR WINDOW WASHER PUMP RELAY REAR WIPER MOTOR REAR WPR FUSE RED WIRE RIGHT DAYTIME RUNNING LAMP RELAY RIGHT DAYTIME RUNNING LAMP RELAY (GMC W/ HID, CHEVROLET) RIGHT HEADLAMP LOW BEAM RELAY RIGHT HEADLAMP LOW BEAM RELAY (GMC W/O HID) RIGHT REAR WINDOW SWITCH RT DRL FUSE RT LO BEAM FUSE TO HTD/COOL SEAT FUSE (DIAGRAM 2 OF 6) W/ EXPRESS POWER WINDOWS W/ EXPRESS UP/DOWN W/O EXPRESS UP/DOWN WHT WIRE WINDSHIELD WASHER PUMP RELAY

BLK WIRE DEFOGGER SYSTEM DK BLU WIRE DOOR DOWN DRIVER OUTSIDE REARVIEW MIRROR DRIVER OUTSIDE REARVIEW MIRROR (ON DRIVER'S DOOR) DRIVER PASSENGER GRY WIRE HOT AT ALL TIMES I/P FUSE BLOCK I/P FUSE BLOCK (BEHIND RIGHT END OF DASH) LEFT LT BLU WIRE LT GRN WIRE NCA WIRE ORG/ WIRE OUTSIDE REARVIEW MIRROR SWITCH PASSENGER DRIVER PASSENGER OUTSIDE REARVIEW MIRROR PASSENGER OUTSIDE REARVIEW MIRROR (ON FRONT PASSENGER'S PPL PWR/MIR FUSE RED WIRE RIGHT TAN WIRE WHT 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