GMC Acadia I facelift (2013-2016) underhood fuse block Wiring diagrams

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 GROUND GMLAN SERIAL DATA BUS+ AUTOMATIC TRANSMISSION ASSEMBLY BATTERY POSITIVE VOLTAGE 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 DK BLU WIRE GMLAN SERIAL DATA BUS + GMLAN SERIAL DATA BUS- IGNITION VOLTAGE GMLAN SERIAL DATA BUS- IGNITION VOLTAGE GROUND HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED I/P MULTI-FUNCTION SWITCH IGN IGNITION VOLTAGE LT BLU WIRE PNK WIRE PPL PPL 12 VOLT REF PPL TAP UP/TAP DOWN SW SIG PRESSURE CONTROL SOLENOID VALVE 1 PRESSURE CONTROL SOLENOID VALVE 2 PRESSURE CONTROL SOLENOID VALVE 3 PRESSURE CONTROL SOLENOID VALVE 4 PRESSURE CONTROL SOLENOID VALVE 5 RED/WHT WIRE SHIFT SOLENOID VALVE 1 SHIFT SOLENOID VALVE 2 TAN WIRE TAN/BLK WIRE TCM FUSE TORQUE CONVERTER CLUTCH PRESSURE CONTROL SOLENOID VALVE TORQUE CONVERTER CLUTCH PRESSURE CTRL SOLENOID VALVE TOW/HAUL SW SIG TOW/HAUL SWITCH TRANS FLUID TEMPERATURE SENSOR TRANS FLUID TEMPERATURE SENSOR LOW REF TRANS FUSE TRANSMISSION CONTROL MODULE TRANSMISSION CONTROL MODULE (TCM) TRANSMISSION FLUID TEMPERATURE SENSOR UNDERHOOD FUSE BLOCK UNDERHOOD FUSE BLOCK (ABOVE RIGHT FRONT WHEELWELL)

42 59 39 40 HI SPD CLG FAN LO SPD CLG FAN SER DATA BUS + SER DATA BUS - 8 24 ECT LOW REF BLK WIRE COMPUTER DATA LINES SYSTEM COOLING FAN SPEED CONTROL RELAY DK BLU WIRE DK GRN WIRE DRIVER INFORMATION CENTER (DIC) DISPLAY ECT EMISSION 2 FUSE 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) ENGINE COOLANT TEMPERATURE GAUGE FAN 1 FUSE FAN-2 FUSE GRY WIRE HI SPD CLG FAN HOT AT ALL TIMES HOT W/ ENGINE CONTROLS IGNITION RELAY ENERGIZED INSTRUMENT CLUSTER LEFT COOLING FAN MOTOR LEFT COOLING FAN MOTOR (MOUNTED TO REAR LEFT SIDE OF RADIATOR) LEFT HIGH SPEED COOLING FAN RELAY LO SPD CLG FAN LOGIC LOW REF LT BLU WIRE LT GRN WIRE RED WIRE RIGHT COOLING FAN MOTOR RIGHT COOLING FAN MOTOR (MOUNTED TO REAR RIGHT SIDE OF RADIATOR) RIGHT HIGH SPEED COOLING FAN RELAY SER DATA BUS - TAN WIRE TAN/BLK WIRE UNDERHOOD FUSE BLOCK WHT WIRE YEL WIRE

3 7 LOW REF HEATING ELEMENT VOLT AUTOMATIC A/C MANUAL A/C BLK WIRE BLK/WHT WIRE COMPUTER DATA LINES SYSTEM DK GRN WIRE DOOR DR/LCK FUSE DRIVER OUTSIDE REARVIEW MIRROR DRIVER OUTSIDE REARVIEW MIRROR (ON DRIVER'S DOOR) DRIVER OUTSIDE REARVIEW MIRROR (W/ MANUAL DRIVER OUTSIDE REARVIEW MIRROR (W/ POWER FOLDING) (ON DRIVER'S DOOR) EXCEPT BUICK BUICK FOLDING) (ON DRIVER'S DOOR) GRID - HEATING ELEMENT VOLT HOT AT ALL TIMES HTD MIR FUSE HVAC CONTROL MODULE INSTRUMENT PANEL FUSE BLOCK LO SPD GMLAN SER DATA LOGIC LOGIC DRIVER DOOR SWITCH PANEL CONTROL MODULE LOGIC PASSENGER DOOR SWITCH PANEL CONTROL MODULE LOW REF LOW SPEED GMLAN SER DATA LT GRN WIRE NCA WIRE ORG/ WIRE PASSENGER OUTSIDE REARVIEW MIRROR PASSENGER OUTSIDE REARVIEW MIRROR (ON FRONT PASSENGER'S DOOR) PASSENGER OUTSIDE REARVIEW MIRROR (W/ MANUAL FOLDING) (ON FRONT PASSENGER'S PASSENGER OUTSIDE REARVIEW MIRROR (W/ POWER FOLDING) (ON FRONT PASSENGER'S DOOR) PDM FUSE PPL REAR DEFOG IND REAR DEFOG SWITCH REAR DEFOGGER REAR DEFOGGER GRID REAR DEFOGGER RELAY REAR DEFOGGER RELAY CTRL REAR DEFOGGER RELAY CTRL REAR DEFOG SWITCH LO SPD GMLAN SER DATA RED/WHT WIRE RR DEFOG FUSE UNDERHOOD FUSE BLOCK UNDERHOOD FUSE BLOCK (ABOVE RIGHT FRONT WHEELWELL) W/ MANUAL FOLDING W/ POWER FOLDING WHT WIRE

AIR BAG FUSE BAT POS VOLT BLK WIRE BLK/WHT WIRE COMPUTER DATA LINES SYSTEM DK GRN WIRE DRIVER DOOR LATCH ASSEMBLY DRIVER INFORMATION CENTER DISPLAY DSPLY FUSE GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED I/P FUSE BLOCK IGN VOLT INSTRUMENT CLUSTER LEFT REAR DOOR LATCH ASSEMBLY LIFTGATE LATCH ASSEMBLY LO SPD GMALAN SER DATA LO SPD GMLAN LOGIC LT BLU/BLK WIRE LT GRN/BLK WIRE PASSENGER DOOR LATCH ASSEMBLY PNK WIRE PNK/BLK WIRE POWER DISTRIBUTION SYSTEM RED/WHT WIRE REMOTE CONTROL DOOR LOCK RECEIVER RIGHT REAR DOOR LATCH ASSEMBLY SECURITY IND SERIAL DATA TAN WIRE TAN/WHT WIRE UNDERHOOD FUSE BLOCK W/O POWER LIFTGATE

BLK WIRE BLK/ WHT WIRE BODY CONTROL MODULE (BCM) BODY CONTROL MODULE (BCM) (UNDER LEFT SIDE OF DASH) CTRL DK GRN WIRE END OF DASH) HIGH NOTE HORN HIGH NOTE HORN (BEHIND RIGHT HEADLIGHT) HORN FUSE HORN RELAY HORN SWITCH HORN SWITCH (IN STEERING WHEEL) HOT AT ALL TIMES HRN RLY I/P FUSE BLOCK I/P FUSE BLOCK (BEHIND RIGHT LOW NOTE HORN STEERING WHEEL AIR BAG COIL TAN WIRE UNDERHOOD FUSE BLOCK UNDERHOOD FUSE BLOCK (ABOVE WHT WIRE WHT/ BLK WIRE

16 17 DATA BUS+ DATA BUS- BLK WIRE BODY CONTROL MODULE (BCM) BODY CONTROL MODULE (BCM) (UNDER LEFT SIDE OF DASH) COMPUTER DATA LINES COMPUTER DATA LINES SYSTEM DATA BUS - HOT AT ALL TIMES IGN VOLT IGNITION CYLINDER LOCK CONTROL SWITCH IGNITION SWITCH INSTRUMENT PANEL FUSE BLOCK INSTRUMENT PANEL FUSE BLOCK (BEHIND RIGHT END OF DASH) KEY CAPTURE SOLENOID ACTUATOR KEY CAPTURE SOLENOID ACTUATOR (LEFT SIDE OF STEERING COLUMN) KEY IN IGNITION SWITCH OFF KEY-IN IGN KEY-IN IGNITION SWITCH OFF POWER DISTRIBUTION SYSTEM PPL PPL/WHT WIRE PWR MODE FUSE RED WIRE RED/WHT WIRE RUN WIRE RVC SNSR FUSE SYSTEM TAN WIRE TAN/BLK WIRE TRANSMISSION SHIFT LEVER UNDERHOOD FUSE BLOCK WHT WIRE YEL WIRE

AIR BAG FUSE BLK/WHT WIRE BRN WIRE COMPUTER DATA LINES SYSTEM DK GRN WIRE DRIVER INFORMATION CENTER (DIC) DISPLAY HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED I/P FUSE BLOCK I/P FUSE BLOCK (BEHIND RIGHT END OF DASH) IGN IGNITION SWITCH INSTRUMENT CLUSTER LO SPD GMLAN SER DATA LO SPD GMLAN SERIAL DATA LOGIC OFF PNK WIRE PWR MODE FUSE RED/WHT WIRE RUN WIRE SECURITY IND THEFT DETERRENT CONTROL MODULE THEFT DETERRENT CONTROL MODULE (IN STEERING COLUMN, AT IGNITION SWITCH) UNDERHOOD FUSE BLOCK UNDERHOOD FUSE BLOCK (ABOVE RIGHT FRONT WHEELWELL)

1 2 3 4 5 6 7 8 9 10 GND 3 4 IGN VOLT BLK WIRE BLK/YEL WIRE BODY CONTROL MODULE (BCM) BRN WIRE CLOSE GRY WIRE HOT AT ALL TIMES IGN VOLT LOGIC LOGIC INSIDE REARVIEW MIRROR (ISRVM) LOGIC INSIDE REARVIEW MIRROR (ISRVM) (IF EQUIPPED) ORG/ WIRE POWER DISTRIBUTION SYSTEM RED/WHT WIRE S/ROOF/ SUNSHADE FUSE SERIAL COMMUNICATION SUNROOF CONTROL MODULE SUNROOF MOTOR SUNROOF MOTOR SUNROOF CONTROL MODULE (FRONT OF SUNROOF ASSEMBLY) SUNROOF SWITCH SW CLOSE SIG SW OPEN SIG SW OPEN SIG B+ SERIAL COMMUNICATION UNDERHOOD FUSE BLOCK UNDERHOOD FUSE BLOCK (ABOVE RIGHT FRONT WHEELWELL) WHT WIRE YEL WIRE

8 9 10 HI SPD GMLAN SER DATA BUS- HI SPD GMLAN SER DATA BUS+ AWD FUSE BATT POS VOLT BLK WIRE COMMUNICATION ENABLE COMMUNICATION ENABLE BATT POS VOLT COMPUTER DATA LINES SYSTEM DK GRN WIRE DRIVER INFORMATION CENTER (DIC) DISPLAY GROUND HI SPD GMLAN SER DATA BUS- HOT AT ALL TIMES HOT AT ALL TIMES UNDERHOOD FUSE BLOCK AWD FUSE (ABOVE RIGHT FRONT WHEELWELL) INSTRUMENT CLUSTER LOGIC LOW GMLAN SERIAL DATA LOW REFERENCE LT BLU WIRE REAR DIFFERENTIAL CLUTCH CONTROL MODULE REAR DIFFERENTIAL CLUTCH SOLENOID VALVE RED/WHT WIRE TAN WIRE TAN/BLK WIRE TRANS CASE ACTUATOR HI CTRL TRANS CASE ACTUATOR LOW CTRL TRANS CASE FLUID TEMP SIG UNDERHOOD FUSE BLOCK

16 17 13 15 14 SER DATA BUS+ SER DATA BUS- SENS SIG SPLY VOLT LOW REF 2500 2501 5361 5359 5360 COMPUTER DATA LINES SYSTEM 40 39 47 68 48 SER DATA - SER DATA + 5 VOLT REF LOW REF SEN SIG 5 VOLT REF A/T SHIFT LK CTRL AUTOMATIC TRANSMISSION ASSEMBLY BATT POS VOLT BLK WIRE BODY CONTROL MODULE (BCM) BODY CONTROL MODULE (BCM) (UNDER LEFT SIDE OF DASH) BRAKE PEDAL POSITION SENSOR BRAKE PEDAL POSITION SENSOR (TOP OF BRAKE PEDAL ASSEMBLY) BRN WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM CONTROL SOLENOID VALVE ASSEMBLY DK GRN WIRE DK GRN/WHT WIRE ENGINE CONTROL MODULE (ECM) ENGINE CONTROL MODULE (ECM) (LEFT SIDE OF ENGINE) GRY WIRE HOT AT ALL TIMES LOW REF ORG/BLK WIRE P/N SIG RED WIRE RED/WHT WIRE RVC SNSR FUSE SEN SIG SENS SIG SER DATA SER DATA BUS - SPLY VOLT TAN WIRE TAN/BLK WIRE TRANSMISSION CONTROL MODULE (TCM) TRANSMISSION INTERNAL MODE SWITCH (IMS) TRANSMISSION SHIFT LOCK CONTROL SOLENOID ACTUATOR TRANSMISSION SHIFT LOCK CONTROL SOLENOID ACTUATOR (BASE OF SHIFT LEVER) UNDERHOOD FUSE BLOCK WHT DK GRN/ WIRE WHT WIRE YEL WIRE