GMC Acadia I facelift (2013-2016) body control module (bcm) Wiring diagrams

16 17 GMLAN + GMLAN - 22 21 6 LOW REF 24 8 LOW REF ECT 2500 2501 COMPUTER DATA LINES SYSTEM A/C CLUTCH A/C PRESSURE A/C REFRIGERANT PRESSURE SENSOR A/C REFRIGERANT PRESSURE SENSOR (NEAR REAR OF A/C COMPRESSOR) AMBI AIR TEMP SENS SIG AMBI AIR TEMP SENS SIG LOW SPEED GMLAN AMBIENT AIR TEMPERATURE SENSOR AUX MODE DOOR CTRL BLK WIRE BLK/WHT WIRE BLOWER SPEED DOWN BLOWER SPEED UP BODY CONTROL MODULE (BCM) BODY CONTROL MODULE (BCM) (UNDER LEFT SIDE OF DASH) COMPUTER DATA LINES SYSTEM DEFOGGER SYSTEM DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE DRIVER SENSOR DRIVER TEMP DOWN DRIVER TEMP UP DRL SENSOR DRV SUNLOAD SENS SIG ECT ELECTRIC VARIABLE DISPLACEMENT CTRL ENGINE CONTROL MODULE (ECM) ENGINE CONTROL MODULE (ECM) (LEFT SIDE OF ENGINE) ENGINE COOLANT TEMPERATURE (ECT) SENSOR ENGINE COOLANT TEMPERATURE (ECT) SENSOR (LEFT SIDE OF ENGINE) GMLAN GND POWER MODE GRN WIRE GRY WIRE HEADLIGHTS SYSTEM HI SPD BUS- HI SPD CLG FAN HOT AT ALL TIMES HVAC CONTROL MODULE HVAC FUSE I/P FUSE BLOCK I/P FUSE BLOCK (BEHIND RIGHT END OF DASH) IN AIR TEMP SENS SIG IN AIR TEMP SENS SIG PASS SUNLOAD SENS SIG INSIDE AIR TEMPERATURE SENSOR LO SPD CLG FAN LOGIC LOGIC HVAC CONTROL MODULE LOW REF LOW SPEED GMLAN LT BLU/BLK WIRE LT GRN/BLK WIRE MODE DOWN MODE UP ORG/ WIRE ORG/BLK WIRE PASS SUNLOAD SENS SIG PASSENGER SENSOR PNK 3 4 WIRE PNK WIRE POWER MODE PPL REAR DEFOG REAR WINDOW DEFROST ELECTRIC VARIABLE SWITCH DISPLACEMENT COMPRESSOR SPLY RED/WHT WIRE RIGHT AIR TEMP SW SIG SUNLOAD SENSOR SUNLOAD SENSOR (UNDER CENTER OF DASH, NEAR WINDSHIELD DEFROST VENT) TAN WIRE TAN/BLK WIRE UPPER LEFT AIR TEMPERATURE SENSOR UPPER LEFT AIR TEMPERATURE SENSOR (FRONT LEFT END OF HVAC MODULE) UPPER LEFT TEMP SENS SIG UPPER RIGHT AIR TEMPERATURE SENSOR UPPER RIGHT AIR TEMPERATURE SENSOR (FRONT RIGHT END OF HVAC MODULE) UPPER RIGHT TEMP SENS SIG WHT WIRE YEL WIRE

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

11 6 KEYPAD SIG SUPPLY VOLTAGE 3 2 KEYPAD GREEN LED BACK-UP BCK/UP/ STOP FUSE BLK WIRE BLK/DK GRN WIRE BLK/GRY WIRE BLK/LT GRN WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BODY CONTROL MODULE (BCM) BRN/WHT WIRE CALL CAMERA SIG (-) DK BLU WIRE DK GRN/WHT WIRE DRIVER OUTSIDE REARVIEW MIRROR DRIVER OUTSIDE REARVIEW MIRROR (W/ MEMORY) (ON DRIVER'S DOOR) EMERGENCY GREEN GRY WIRE HOT AT ALL TIMES I/P FUSE BLOCK I/P FUSE BLOCK (BEHIND RIGHT END OF DASH) IGN INSIDE REARVIEW MIRROR (ISRVM) KEYPAD GREEN LED KEYPAD RED LED WIRE KEYPAD SIG LCD SIG LED SIG LOGIC LOW REF LT BLU WIRE LT GRN/BLK WIRE MAX MIRROR DIMMING MIRROR DISPLAY MIRROR DISPLAY (W/ REAR VIEW CAMERA MIRROR SIG CAMERA SIG + MIRROR SIG CAMERA SIG + CAMERA SIG - GND BACK UP NAVIGATION SYSTEM OFF MIN ONSTAR PNK WIRE POWER DISTRIBUTION SYSTEM RED WIRE RED/WHT WIRE SUPPLY VOLTAGE TELEMATICS BUTTON ASSEMBLY TELEMATICS COMMUNICATIONS INTERFACE MODULE (VCIM) TELEMATICS COMMUNICATIONS INTERFACE MODULE (VCIM) (W/ ONSTAR) W/ ONSTAR W/ REAR VIEW CAMERA W/ REARVIEW CAMERA WHT WIRE YEL WIRE YEL/BLK 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

110 VAC INVERTER 110-VAC PHASE A 110-VAC PHASE B ACCESSORY AC/DC POWER INVERTER MODULE AUTOMATIC TRANSMISSION ASSEMBLY BLK WIRE BLK/YEL WIRE BODY CONTROL MODULE (BCM) BODY DRIVER CONTROL WINDOW MODULE SWITCH (BCM) BRN WIRE CONTENT THEFT DETERRENT CONTROL MODULE CONTROL SOLENOID VALVE ASSEMBLY DK BLU WIRE DRIVER WINDOW SWITCH DVD RELAY DVD TRANSMISSION RELAY SHIFT LEVER ENGINE CONTROL MODULE (ECM) FROM I/P FUSE BLOCK (DIAGRAM 1 OF 6) FROM UNDERHOOD FUSE BLOCK (DIAGRAM 2 OF 6) IGN IGN IGN I/II II/III IGN IGN II/III IGN II/III IGN II/III I/II IGN II/III KEY IN IGNITION IGN KEY RESISTOR SIG IGNITION SWITCH INSIDE REARVIEW MIRROR KEY-IN IGNITION SWITCH OFF PASSENGER WINDOW SWITCH PNK WIRE POWER RECEPTACLE (110 VOLT POWER PORT INVERTER) RED WIRE RED/WHT WIRE RUN WIRE SUNROOF CONTROL MODULE SUNROOF INSIDE CONTROL REARVIEW MODULE MIRROR (IF EQUIPPED) TO UNDERHOOD FUSE BLOCK (DIAGRAM 6 OF 6) TRANSMISSION SHIFT LEVER UNDERHOOD FUSE BLOCK UNDERHOOD FUSE BLOCK (ABOVE RIGHT FRONT WHEELWELL) W/ LIGHT SENSITIVE INSIDE REARVIEW MIRROR W/O DVD W/O EXPRESS UP/DOWN WHT WIRE YEL WIRE

AIR BAG FUSE AUTOMATIC TRANSMISSION ASSEMBLY BCM FUSE BLK WIRE BODY CONTROL MODULE (BCM) BRN WIRE CHASSIS CONTROL MODULE CHEVROLET CONTROL SOLENOID VALVE ASSEMBLY CTSY FUSE ENGINE CHASSIS CONTROL CONTROL MODULE MODULE (ECM) ENGINE CONTROL MODULE (ECM) FROM BODY CONTROL MODULE (BCM) (DIAGRAM 5 OF 6) FROM HEADLAMP LOW BEAM RELAY FROM HEADLAMP LOW BEAM RELAY (DIAGRAM 3 OF 6) FROM RPA/SBFA/ UGO FUSE (DIAGRAM 1 OF 6) FRONTVIEW CAMERA MODULE FRONTVIEW CAMERA MODULE (IF EQUIPPED) GMC/ CHEVROLET HEADLAMP HIGH BEAM RELAY HEADLAMP HIGH BEAM RELAY (GMC W/O HID) HI BEAM FUSE HSW FUSE HTD WHL FUSE I/P FUSE BLOCK I/P FUSE BLOCK (BEHIND RIGHT END OF DASH) IGNITION MAIN RELAY INADV/ PWR/ LED FUSE INFLATABLE RESTRAINT SENSING, DIAGNOSTIC MODULE INSTRUMENT CLUSTER LEFT DAYTIME RUNNING LAMP RELAY LEFT DAYTIME RUNNING LAMP RELAY (GMC W/O HID) LEFT HEADLAMP LOW BEAM RELAY LEFT HEADLAMP LOW BEAM RELAY (CHEVROLET) LEFT INSTRUMENT PANEL ACCENT LAMP LEFT INSTRUMENT PANEL ACCENT LAMP (BUICK, CHEVROLET) MIDDLE INSTRUMENT PANEL ACCENT LAMP MSM FUSE NCA WIRE PASSENGER AIR BAG DISABLE INDICATOR PCM IGN FUSE PNK (ENGINE HARNESS, NEAR UNDERHOOD FUSE BLOCK) WIRE PNK PNK WIRE PNK WIRE RED WIRE RIGHT DAYTIME RUNNING LAMP RELAY RIGHT DAYTIME RUNNING LAMP RELAY (GMC W/O HID) RIGHT HEADLAMP LOW BEAM RELAY RIGHT HEADLAMP LOW BEAM RELAY (CHEVROLET) RIGHT INSTRUMENT PANEL ACCENT LAMP RT DRL FUSE RT LO BEAM FUSE SEAT MEMORY CONTROL MODULE STEERING COLUMN FUSE HOLDER STEERING HTD COLUMN WHL FUSE FUSE HOLDER (ON STEERING COLUMN) STEERING WHEEL AIR BAG COIL STEERING WHEEL HEATING CONTROL MODULE TRANS FUSE W/ LUXURY EDITION WHT WIRE

2 4 IGN IGN KEY RESIS SIG 447 2500 2501 COMPUTER DATA LINES SYSTEM 63 39 40 RLY COIL CTRL HI SPD GMLAN + HI SPD GMLAN - 8 9 HI SPD GMLAN HI SPD GMLAN AUTOMATIC TRANSMISSION AUTOMATIC TRANSMISSION INTERNAL AUTOMATIC TRANSMISSION INTERNAL MODE SWITCH (IMS) 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) CHARGING CIRCUIT COMPUTER DATA LINES SYSTEM CONTROL SOLENOID VALVE ASSEMBLY CONTROL SOLENOID VALVE ASSEMBLY AUTOMATIC TRANSMISSION ENGINE CONTROL MODULE (ECM) ENGINE CONTROL MODULE (ECM) (LEFT SIDE OF GROUND DISTRIBUTION SYSTEM GRY WIRE HI SPD GMLAN IGN IGN KEY RESIS SIG IGNITION SWITCH LOW REF MODE SWITCH (IMS) OF ENGINE) OFF ORG/BLK WIRE P/N SW POWER DISTRIBUTION SYSTEM PPL RED WIRE RED/BLK WIRE RLY COIL CTRL RUN WIRE STARTER MOTOR STARTER RELAY STRTR FUSE TAN WIRE TAN/BLK WIRE TRANSMISSION CONTROL MODULE UNDERHOOD FUSE BLOCK UNDERHOOD FUSE BLOCK (ABOVE RIGHT FRONT WHEELWELL) WHT WIRE WHT/BLK WIRE YEL WIRE

13 12 LEFT TRAILER TURN SIG LAMP RIGHT TRAILER TURN SIG LAMP 16 17 DATA BUS+ DATA BUS- BACKUP LAMP VOLTAGE BLK WIRE BODY CONTROL MODULE (BCM) BODY CONTROL MODULE (BCM) (UNDER LEFT SIDE OF DASH) BRN WIRE COMPUTER DATA LINES SYSTEM DATA BUS - DK BLU WIRE DK GRN WIRE ENGINE CONTROL MODULE (ECM) ENGINE CONTROL MODULE (ECM) (LEFT SIDE OF ENGINE) GRY WIRE HOT AT ALL TIMES I/P LAMP VOLT LEFT TRAILER STOP/TURN SIGNAL LAMP RELAY LEFT TRAILER TURN SIG LAMP LT GRN WIRE LT TRLR STOP/TRN FUSE ORG/ WIRE PARK LAMP RELAY RED WIRE RED/BLK WIRE RIGHT TRAILER STOP/TURN SIGNAL LAMP RELAY RIGHT TRAILER TURN SIG LAMP RT TRLR STOP/TRN FUSE STOP LAMP SUPPLY VOLTAGE STOP LAMP SW SIG TAN WIRE TAN/BLK WIRE TRAILER BACKUP LAMPS RELAY TRAILER CONNECTOR TRAILER CONNECTOR (IF EQUIPPED) TRAILER PROVISION TRAILER PROVISION (BLUNT CUT) (IF EQUIPPED) TRLR BCK/UP FUSE TRLR BRK FUSE TRLR PRK LAMP FUSE TRLR PWR FUSE UNDERHOOD FUSE BLOCK UNDERHOOD FUSE BLOCK (ABOVE RIGHT FRONT WHEELWELL) WHT WIRE YEL WIRE