GMC Acadia I (2006-2013) underhood fuse block (above right front wheelwell) Wiring diagrams

1 55 42 GROUND GMLAN SER DATA BUS- GMLAN SER DATA BUS+ 22 8 9 CRUISE CNTRL IND GMLAN SER DATA BUS+ GMLAN SER DATA BUS- 52 56 49 15 34 48 25 47 STOP LAMP SUP VOLT B+ ACCELERATOR PEDAL POSITION (APP) SENSOR (ABOVE ACCELERATOR PEDAL) AIR BAG FUSE APP SEN SIG 1 LOW REF APP SEN SIG 2 LOW REF PPL AUTOMATIC TRANSMISSION 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 COMPUTER DATA LINES SYSTEM CONTROL SOLENOID VALVE ASSEMBLY CRUISE CNTRL SW SIG CRUISE IND CRUISE SWITCH DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE DRIVER INFORMATION CENTER (DIC) DISPLAY ECM FUSE END OF DASH) ENGINE CONTROL MODULE (ECM) (LEFT SIDE OF ENGINE) GMLAN SERIAL DATA GRY WIRE HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED I/P FUSE BLOCK (BEHIND RIGHT IGN INSTRUMENT PANEL CLUSTER (IPC) LEFT STEERING WHEEL CONTROL SWITCH LOGIC LOW REF STOP LAMP SW SIG LT BLU WIRE LT GRN WIRE OUTPUT SHAFT SPEED (OSS) SENSOR PNK WIRE PPL PPL 12-VOLT REFERENCE RED/WHT WIRE RESET+ SET- SOUND SYSTEMS STOP LAMP SUP VOLT TAN WIRE TAN/BLK WIRE THROTTLE BODY (TOP REAR OF ENGINE) TP SEN SIG 1 LOW REF TD SENS SIG 2 TAC MOTOR CTRL 2 TAC MOTOR CTRL 1 TRANSMISSION CONTROL MODULE TRANSMISSIONS, SOUND SYSTEMS UNDERHOOD FUSE BLOCK (ABOVE RIGHT FRONT WHEELWELL) WHT WIRE WHT/BLK 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 DRIVER OUTSIDE REARVIEW MIRROR (ON DRIVER'S DOOR) DRIVER OUTSIDE REARVIEW MIRROR (W/ MANUAL FOLDING) (ON DRIVER'S DOOR) HOT AT ALL TIMES HTD MIR FUSE HVAC CONTROL MODULE LOGIC LOGIC DRIVER DOOR LOCK/WINDOW SWITCH (W/ POWER FOLDING) LOGIC PASSENGER DOOR LOCK/WINDOW SWITCH (W/ POWER FOLDING) LOW SPEED GMLAN SER DATA LT GRN WIRE NCA WIRE ORG/ WIRE PASSENGER OUTSIDE REARVIEW MIRROR (ON FRONT PASSENGER'S DOOR) PASSENGER OUTSIDE REARVIEW MIRROR (W/ MANUAL FOLDING) PPL REAR DEFOG IND REAR DEFOG REAR DEFOG SWITCH SER DATA REAR WINDOW DEFOG RELAY REAR WINDOW DEFOGGER GRID RR DEFOG FUSE UNDERHOOD FUSE BLOCK (ABOVE RIGHT FRONT WHEELWELL) WHT WIRE

26 14 SER DATA BUS+ SER DATA BUS- 5 28 VAR HIGH EFFORT VAR LOW EFFORT ABS MTR FUSE AIR BAG FUSE ANTI-LOCK BRAKES SYSTEM BLK/WHT WIRE BRN WIRE COMPUTER DATA LINES SYSTEM DK GRN WIRE DRIVER INFORMATION CENTER (DIC) DISPLAY ELECTRONIC BRAKE CONTROL MODULE (EBCM) (LEFT SIDE OF ENGINE COMPT) GROUND LOW REF 12-VOLT REF B+ HOT AT ALL TIMES HOT W/ IGN RELAY ENERGIZED I/P FUSE BLOCK (BEHIND RIGHT END OF DASH) INSTRUMENT PANEL CLUSTER (IPC) LOGIC LT BLU WIRE LT GRN/BLK WIRE PNK IGN GMLAN WIRE PNK WIRE RED/BLK WIRE SERIAL DATA STEERING WHEEL SPEED POSITION SENSOR (TOP OF STEERING COLUMN) TAN WIRE TAN/BLK WIRE TAN/WHT WIRE UNDERHOOD FUSE BLOCK (ABOVE RIGHT FRONT WHEELWELL) VARIABLE EFFORT STEERING ACTUATOR (ON STEERING GEAR) WHT WIRE

AIR BAG FUSE BLK WIRE BRN WIRE BRN/WHT WIRE CHEVROLET CHEVROLET/ GMC COMPUTER DATA LINES SYSTEM DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DRIVER INFORMATION CENTER (DIC) DISPLAY GMC HOT AT ALL TIMES HOT W/ IGN MAIN RELAY ENERGIZED I/P FUSE BLOCK (BEHIND RIGHT END OF DASH) INSTRUMENT PANEL CLUSTER (IPC) LEFT FRONT SIDE MARKER LAMP LEFT FRONT TURN SIGNAL LAMP LEFT LEFT FRONT PARK LAMP FRONT SIDE MARKER LAMP LEFT PARK/ TURN SIGNAL LAMP LEFT TAIL INNER LAMP (GMC) LEFT TURN IND LOGIC LOW SPEED GMLAN LT BLU WIRE LT BLU/WHT WIRE LT GRN (OR GRN) WIRE LT GRN WIRE LT PRK FUSE PARK LAMP RELAY PNK IGN II/III WIRE PNK WIRE PPL RED WIRE RIGHT FRONT SIDE MARKER LAMP RIGHT FRONT PARK LAMP RIGHT FRONT TURN SIGNAL LAMP RIGHT LEFT LICENSE LICENSE LAMP LAMP RIGHT PARK/ TURN SIGNAL LAMP RIGHT FRONT SIDE MARKER LAMP RIGHT TAIL INNER LAMP (GMC) RIGHT TURN IND RT PRK FUSE TRAILER TOW CIRCUIT TRLR PRK LAMP FUSE UNDERHOOD FUSE BLOCK (ABOVE RIGHT FRONT WHEELWELL) W/ HID W/O HID WHT WIRE

1 2 3 4 5 SPLY VOLT GND 1 2 SPLY VOLT GND 10 12 17 11 REAR FOG LP SW HEADLAMPS ON HEADLAMPS OFF AMBIENT LIGHT 16 11 20 23 HIGH BEAM RELAY FOG LAMP RELAY REAR FOG LP RLY DRL RELAY 18 25 PPL HIGH BEAM SW FLASH TO PASS 23 16 LOW BEAM RLY PARK BRK SW SIG 2501 2500 192 COMPUTER DATA LINES SYSTEM 5 4 3 2 1 SPLY VOLT GND 9 8 21 GMLAN SERIAL - GMLAN SERIAL + FOG LAMP SW AMBIENT LIGHT SENSOR (UNDER CENTER OF DASH, NEAR WINDSHIELD DEFROST VENT) AUTO PARK BLK LT GRN/ WIRE BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (BCM) (UNDER LEFT SIDE OF DASH) BRN WIRE CHEVROLET/ GMC DK BLU WIRE DK GRN (OR BLK) WIRE DK GRN (OR GRY) WIRE DK GRN WIRE DK GRN/WHT WIRE DRL 2 RELAY FLASH TO PASS SWITCH GMC GMC, BUICK GND SPLY VOLT GND VOLT GRN DK WIRE GRY WIRE HEAD OFF HEADLAMP HIGH BEAM RELAY HIGH BEAM SWITCH HOT AT ALL TIMES LEFT HEADLAMP LEFT HIGH BEAM HEAD- LAMP LEFT HIGH BEAM HEADLAMP CONTROL MODULE LEFT HIGH BEAM SOLENOID HEADLAMP LOGIC LEFT ADAPTIVE FORWARD LIGHTING (AFL) MOTOR LOGIC RIGHT ADAPTIVE FORWARD LIGHTING (AFL) MOTOR LT BLU WIRE LT GRN WIRE LT GRN/ BLK WIRE LT GRN/BLK WIRE LT HI BEAM FUSE MANUAL AUTOMATIC A/C A/C ORG/ WIRE ORG/BLK WIRE PNK/WHT WIRE PPL REAR FOG FRONT FOG LAMP SW LAMP SW HEADLAMP SWITCH RIGHT HEADLAMP RIGHT HIGH BEAM HEADLAMP CONTROL MODULE RIGHT HIGH BEAM SOLENOID HEAD- LAMP RIGHT HIGH BEAM SOLENOID HEADLAMP RT HI BEAM FUSE TAN WIRE TAN/BLK WIRE TAN/WHT WIRE UNDERHOOD FUSE BLOCK (ABOVE RIGHT FRONT WHEELWELL) W/ ARTICULATING HEADLAMPS W/ HID W/O ARTICULATING HEADLAMPS W/O HID W/O HID BUICK W/ HID GMC W/ HID WHT DK GRN/ WIRE WHT WIRE YEL WIRE

AIR BAG FUSE ALL OTHERS BLK WIRE BUICK W/O ARTICULATING CHEVROLET CHEVROLET/BUICK GMC W/O HID GMC W/ HID DK BLU WIRE DK GRN/WHT WIRE EXCEPT BUICK, W/ HID FOG LAMP FUSE FRONT FOG LAMP RELAY (IF EQUIPPED) GMC GMC, BUICK GMC/ CHEVROLET HEADLAMP LOW BEAM RELAY HEADLAMPS, CHEVROLET HOT AT ALL TIMES HOT W/ IGN MAIN RELAY ENERGIZED LEFT FRONT FOG LAMP LEFT HEADLAMP LEFT HEADLAMP BALLAST LT LO BEAM FUSE ORG/ WIRE ORG/BLK WIRE PARK BRAKE SWITCH (ON PARK BRAKE ASSEMBLY) PNK WIRE PNK/WHT WIRE PPL RED (OR TAN) WIRE RED WIRE RIGHT FRONT FOG LAMP RIGHT HEADLAMP RIGHT HEADLAMP BALLAST RT LO BEAM FUSE TAN/WHT WIRE UNDERHOOD FUSE BLOCK (ABOVE RIGHT FRONT WHEELWELL) W/ HID W/O HID YEL WIRE

BLK WIRE BLK/WHT WIRE BUICK W/ HID COMPUTER DATA LINES SYSTEM DAYTIME RUNNING LAMP RELAY DK BLU WIRE DK GRN WIRE DRL 2 FUSE DRL FUSE EXCEPT BUICK GRY WIRE HIGH BEAM FOG LAMP IND IND HOT AT ALL TIMES I/P FUSE BLOCK (BEHIND RIGHT END OF DASH) IGN VOLT INSTRUMENT PANEL CLUSTER (IPC) LEFT DAYTIME RUNNING LAMP (DRL) (GMC/BUICK) LEFT DAYTIME RUNNING LAMP RELAY (GMC W/ HID) LOGIC LT BLU/WHT WIRE NCA WIRE ORG/ WIRE PNK WIRE PPL REAR FOG LAMP REAR FOG LAMP RELAY (IF EQUIPPED) RIGHT DAYTIME RUNNING LAMP (DRL) (GMC/BUICK) RR FOG FUSE SER DATA UNDERHOOD FUSE BLOCK (ABOVE RIGHT FRONT WHEELWELL) YEL WIRE

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

BLK PNK/ WIRE BLK WIRE BRN WIRE BRN/WHT WIRE DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE FUEL INJECTOR 2 FUEL INJECTOR 4 FUEL INJECTOR 6 FUEL PUMP MOTOR GRY WIRE GRY/WHT WIRE HOT AT ALL TIMES I/P FUSE BLOCK CNSTR/ (BEHIND VENT RIGHT END FUSE OF DASH) IGNITION COIL 1 IGNITION COIL 2 IGNITION COIL 3 IGNITION COIL 4 IGNITION COIL 6 LT BLU WIRE LT BLU/WHT WIRE NCA WIRE ORG/WHT WIRE PNK WIRE PNK/BLK WIRE PPL PPL 18 19 PPL/WHT WIRE RED/WHT WIRE SPARK PLUG TAN WIRE TAN/WHT WIRE UNDERHOOD FUSE BLOCK (ABOVE RIGHT FRONT WHEELWELL) WHT WIRE YEL WIRE

AUX VAC PUMP FUSE BANK 1 SENSOR 2 (IN RIGHT EXHAUST, DOWNSTREAM OF CATALYTIC CONVERTER) BANK 2 SENSOR 2 (IN EXHAUST, DOWNSTREAM OF CATALYTIC CONVERTER) BLK/WHT WIRE BRAKE BOOSTER PUMP RELAY BRN WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE ECM 1 FUSE ECM FUSE EMISSION 1 FUSE EMISSION 2 FUSE EVEN COILS FUSE FSCM FUSE GRY WIRE GRY/WHT WIRE HEATED OXYGEN HOT AT ALL TIMES HOT W/ IGN MAIN RELAY ENERGIZED IGN IND IND MIL INSTRUMENT PANEL CLUSTER (IPC) KNOCK SENSOR (KS) 1 (RIGHT SIDE OF ENGINE) KNOCK SENSOR (KS) 2 (LEFT SIDE OF ENGINE) LOGIC LOW ENGINE OIL PRESSURE LT BLU WIRE LT BLU/WHT WIRE ODD COILS FUSE ORG/ WIRE ORG/WHT WIRE PCM IGN FUSE PNK PPL PPL WIRE PNK WIRE PNK/BLK WIRE POWERTRAIN RELAY PPL PPL/WHT WIRE RED/WHT WIRE SERIAL DATA TAN WIRE TAN/WHT WIRE UNDERHOOD FUSE BLOCK (ABOVE RIGHT FRONT WHEELWELL) WHT WIRE YEL WIRE