GMC Acadia I facelift (2013-2016) computer data lines system Wiring diagrams

4 5 B+ BACK BACK CUSHION LED BACK CUSHION SIG BACK IND BACK LED BACK SIG BLK WIRE BRN WIRE COMPUTER DATA LINES SYSTEM CUSHION, BACK CUSHION, BACK IND DK BLU WIRE DK GRN WIRE DRIVER DOOR SWITCH PANEL CONTROL MODULE DRIVER HEATING, COOLING SEAT SWITCH GRY WIRE HI TEMP IND HI TEMP IND CTRL HIGH TEMP IND CTRL LO SPD GMLAN SERIAL DATA LOGIC LOGIC DRIVER DOOR SWITCH PANEL CONTROL MODULE LOGIC PASSENGER DOOR SWITCH PANEL CONTROL MODULE LOW REF LOW TEMP IND LOW TEMP IND CTRL LT BLU WIRE MED IND MED IND CTRL PASSENGER DOOR SWITCH PANEL CONTROL MODULE PASSENGER HEATING, COOLING SEAT SWITCH PPL PPL/WHT WIRE RED/WHT WIRE TAN WIRE WHT/BLK WIRE YEL WIRE

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 6 7 8 SER DATA BLK WIRE BLK/WHT WIRE BRN WIRE COMPUTER DATA LINES COMPUTER DATA LINES SYSTEM DIMMER DK GRN WIRE GROUND HEAD UP DISPLAY (HUD) HEAD UP DISPLAY (HUD) SWITCH HOT AT ALL TIMES HUD SW SIG HUD SW SIG GROUND OFF/DIMMING B+ HVAC FUSE INSTRUMENT PANEL FUSE BLOCK INSTRUMENT PANEL FUSE BLOCK (BEHIND RIGHT END OF DASH) LOW REF LT BLU/BLK WIRE LT GRN/BLK WIRE OFF/DIMMING PAGE PPL/WHT WIRE RED/WHT WIRE SER DATA SYSTEM

BACK BACK CUSHION LED BACK CUSHION SIG BACK IND BACK LED BACK SIG BLK WIRE BRN WIRE COMPUTER DATA LINES SYSTEM CUSHION, BACK CUSHION, BACK IND DIMMING IND DK BLU WIRE DK GRN WIRE DR/LCK FUSE DRIVER BACK HEATED SEAT ELEMENT DRIVER CUSHION HEATED SEAT ELEMENT DRIVER DOOR SWITCH PANEL CONTROL MODULE DRIVER HEATED SEAT SWITCH DRV HTD SEAT BACK ELEMENT CTRL DRV HTD SEAT BACK ELEMENT VOLT DRV HTD SEAT BACK TEMP SENS SIG GRY WIRE HI TEMP IND CTRL HIGH TEMP IND HIGH TEMP IND CTRL HOT AT ALL TIMES HTD SEAT BACK TEMP SENS SIG HTD SEAT CUSHION ELEMENT CTRL HTD SEAT CUSHION TEMP SENS SIG I/P FUSE BLOCK LO SPD GMLAN SERIAL DATA LO TEMP IND CTRL LOGIC LOGIC PASSENGER DOOR SWITCH PANEL CONTROL MODULE LOW REF LOW SPEED GMLAN SERIAL DATA LOW TEMP IND LOW TEMP IND CTRL LT BLU WIRE LT GRN WIRE LT/PWR/SEAT CIRCUIT BREAKER MED IND CTRL MED IND CTRL PPL MEDIUM IND MEDIUM TEMP IND MEMORY SEAT MODULE (UNDER DRIVER'S SEAT) PASS HTD SEAT BACK ELEMENT CTRL PASS HTD SEAT CUSHION ELEMENT CTRL PASS HTD SEAT CUSHION TEMP SENS SIG PASS HTD SEAT ELEMENT VOLT PASSENGER BACK HEATED SEAT ELEMENT PASSENGER CUSHION HEATED SEAT ELEMENT PASSENGER HEATED SEAT SWITCH PDM FUSE PNK WIRE PPL PPL/WHT WIRE RED WIRE RED/WHT WIRE TAN WIRE WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE

7 8 9 WIPER/WASHER SYSTEM ABS IND. AIR BAG IND ALERT LED CTRL BATT POS VOLT BLK WIRE BLK/WHT WIRE BRAKE FLUID LEVEL SWITCH BRAKE FLUID LEVEL SWITCH (ON RIGHT SIDE OF BRAKE FLUID RESERVOIR) BRAKE IND BRAKE WARNING IND CTRL BRAKE WARNING IND CTRL ALERT LED CTRL BRN/WHT WIRE CHARGING IND COMPUTER DATA LINES SYSTEM COMPUTER DATA LINES SYSTEM NAVIGATION SYSTEM CRUISE IND DIC SELECT MENU SWITCH SIGNAL DIC SWITCH SIGNAL DIMMING CTRL DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE DRIVER INFORMATION CENTER (DIC) DISPLAY DRIVER INFORMATION CENTER (DIC) SWITCH DSPLY FUSE ENGINE CONTROLS SYSTEM ENGINE COOLANT TEMPERATURE GAUGE ENGINE COOLANT TEMPERATURE IND FRONT FOG LAMPS IND FUEL GAUGE GROUND GRY/WHT WIRE GRY/YEL WIRE HIGH BEAM IND HOT AT ALL TIMES I/P FUSE BLOCK I/P FUSE BLOCK (BEHIND RIGHT END OF DASH) IGN VOLT IGN VOLT MIL CONTROL ILLUMINATION INSTRUMENT CLUSTER LANE DEPARTURE WARNING DISABLED SWITCH LANE DEPARTURE WARNING IND LEFT TURN IND LOGIC LOW ENGINE OIL PRESSURE IND LOW FUEL WARNING LAMP IND LOW SPD GMLAN SERIAL DATA LOW TIRE PRESSURE IND LOW WASHER FLUID IND CTRL MALFUNCTION IND LAMP MIL CONTROL MIL CTRL NAVIGATION SYSTEM PASSENGER AIR BAG IND (USA) PASSENGER AIR BAG OFF PASSENGER AIR BAG OFF IND PASSENGER AIR BAG OFF LOW WASHER FLUID IND CTRL PASSENGER AIR BAG ON PASSENGER AIR BAG ON IND PASSENGER SEAT BELT IND PERSONA- LIZATION PNK 893 1358 3 4 5 WIRE PNK PNK WIRE PNK WIRE POWER DISTRIBUTION SYSTEM PPL PPL 5234 2307 2308 PPL/WHT WIRE PRNDL RED/WHT WIRE RIGHT TURN IND SEAT BELT IND SEAT BELT IND PPL SECURITY IND SET/ RESET SET/ RESET PNK WIRE SPEEDOMETER TACHOMETER TAN WIRE TAN/WHT WIRE TOW/HAUL IND TRACTION IND TRIP/ FUEL VEHICLE INFORMATION VOLTMETER WHT WIRE WHT/LT GRN WIRE WIPER/WASHER SYSTEM

1 2 3 4 POWER GND LIN NETWORK 14 15 RR DOOR AJAR LR DOOR AJAR 16 17 SER DATA GMLAN+ SER DATA GMLAN- 2500 2501 COMPUTER DATA LINES SYSTEM 29 PNK WIRE AIR BAG FUSE BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (BCM) BODY CONTROL MODULE (BCM) (UNDER LEFT SIDE OF DASH) BRN WIRE BUS - COMPASS MODULE (W/ COMPASS DISPLAY) (ABOVE REAR CENTER OF HEADLINER) COMPUTER DATA LINES SYSTEM DRIVER DOOR LATCH DRIVER DOOR LATCH (W/O EXPRESS UP/ DOWN WINDOWS) ENGINE CONTROL MODULE (ECM) (LEFT SIDE OF ENGINE) ENGINE CONTROLS SYSTEM ENGINE OIL LEVEL SWITCH ENGINE OIL PRESSURE (EOP) SWITCH ENGINE OIL PRESSURE (EOP) SWITCH (LOWER LEFT FRONT OF ENGINE) FUEL PUMP, SENDER ASSEMBLY FUEL PUMP/ SENDER ASSEMBLY (IN FUEL TANK) GND LIN NETWORK BUS GRY WIRE GRY/BLK WIRE HOT W/ IGNITION MAIN RELAY ENERGIZED LEFT REAR DOOR LATCH LF DOOR AJAR LIFTGATE AJAR LIFTGATE AJAR 10 8 LF DOOR AJAR RF DOOR AJAR LIFTGATE LATCH ASSEMBLY LIFTGATE LATCH ASSEMBLY (W/ MANUAL LIFTGATE) (BOTTOM CENTER OF LIFTGATE) LIN NETWORK BUS LOW REFERENCE LR DOOR AJAR LT BLU WIRE LT BLU/BLK WIRE LT GRN/BLK WIRE OIL LEVEL SW SIG OIL PRES SW SIG ORG/ WIRE ORG/BLK WIRE PARK BRAKE SWITCH PARK BRAKE SWITCH (ON PARK BRAKE ASSEMBLY) PASSENGER DOOR LATCH PASSENGER DOOR LATCH (W/O EXPRESS UP/ DOWN WINDOWS) PNK WIRE PNK/BLK WIRE POWER POWER MODE PPL PPL 25 26 39 40 FUEL LEVEL LOW REFERENCE SER DATA BUS+ SER DATA BUS- PPL FUEL LEVEL PRK BRK SW SIG RED/WHT WIRE RF DOOR AJAR RR DOOR AJAR SER DATA BUS - SER DATA GMLAN TAN WIRE TAN/BLK WIRE TAN/WHT WIRE UNDERHOOD FUSE BLOCK UNDERHOOD FUSE BLOCK (ABOVE RIGHT FRONT WHEELWELL) W/ MANUAL LIFTGATE W/O EXPRESS UP/ DOWN WINDOWS

5 4 GND B+ BCM FUSE BLK WIRE COMPUTER DATA LINES SYSTEM DK GRN WIRE DOWN WINDOWS) DOWN WINDOWS) (REAR OF DRIVER'S DOOR) DR/LCK FUSE DRIVER DOOR LATCH ASSEMBLY DRIVER DOOR LATCH ASSEMBLY (W/ EXPRESS UP/ DRIVER DOOR SWITCH PANEL CONTROL MODULE DRIVER DOOR SWITCH PANEL CONTROL MODULE (W/ EXPRESS UP/ DOWN WINDOWS) GRY/BLK WIRE HOT AT ALL TIMES HVAC CONTROL MODULE I/P FUSE BLOCK I/P FUSE BLOCK (BEHIND RIGHT END OF DASH) IGN LF DOOR AJAR LOGIC LOW REF LT GRN WIRE LT GRN/BLK WIRE ORG/ WIRE PASSENGER DOOR LATCH ASSEMBLY PASSENGER DOOR LATCH ASSEMBLY (W/ EXPRESS UP/ DOWN WINDOWS) (REAR OF FRONT PASSENGER DOOR SWITCH PANEL CONTROL MODULE PASSENGER DOOR SWITCH PANEL CONTROL MODULE (W/ EXPRESS UP/ PASSENGER'S DOOR PDM FUSE PNK/BLK WIRE REARVIEW CAMERA RED WIRE RED/WHT WIRE RF DOOR AJAR RIGHT REAR DOOR LATCH (REAR RIGHT REAR DOOR) SERIAL DATA TAN/WHT WIRE W/ EXPRESS UP/ DOWN WINDOWS YEL WIRE

BCM FUSE BLK WIRE BODY CONTROL MODULE (BCM) BODY CONTROL MODULE (BCM) (UNDER LEFT SIDE OF DASH) COMPUTER DATA LINES SYSTEM DK GRN WIRE DRIVER INFORMATION CENTER (DIC) DISPLAY EXTERIOR LIFTGATE SWITCH EXTERIOR LIFTGATE SWITCH (ABOVE LIFTGATE LATCH ASSEMBLY) GRY WIRE HOT AT ALL TIMES INSTRUMENT CLUSTER INSTRUMENT PANEL FUSE BLOCK INSTRUMENT PANEL FUSE BLOCK (BEHIND RIGHT END OF DASH) LIFTGATE AJAR LIFTGATE AJAR SW OPEN SIG LIFTGATE LATCH ASSEMBLY LIFTGATE LATCH ASSEMBLY (BOTTOM CENTER OF LIFTGATE) LIFTGATE RLY CTRL LIFTGATE RLY HI LIFTGATE UNLATCH RELAY LOGIC LOW SPEED GMLAN SER DATA LT BLU WIRE PDM FUSE PNK/BLK WIRE RED/WHT WIRE SER DATA SW OPEN SIG YEL WIRE

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 SW SIG 1 2 3 4 5 6 MTR OPEN CTRL MTR CLOSE CTRL B+ B+ BLK WIRE BLK/TAN WIRE BRN WIRE BRN/WHT WIRE CLOSE COMPUTER DATA LINES SYSTEM DISENGAGE CTRL DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DK GRN/WHT WIRE DRIVER INFORMATION CENTER (DIC) DISPLAY DSPLY FUSE ENGAGE CTRL EXTERIOR LIFTGATE SWITCH EXTERIOR LIFTGATE SWITCH (ABOVE LIFTGATE LATCH ASSEMBLY) FULL OPEN SIG FUSE GROUND GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES INSTRUMENT CLUSTER INSTRUMENT PANEL FUSE BLOCK INSTRUMENT PANEL FUSE BLOCK (BEHIND RIGHT END OF DASH) INSTRUMENT PANEL MULTI- FUNCTION SWITCH INTERIOR LIFTGATE SWITCH INTERIOR LIFTGATE SWITCH (BOTTOM CENTER OF LIFTGATE) LEFT LIFTGATE OBJECT SENSOR LEFT LIFTGATE OBJECT SENSOR (ON LEFT EDGE OF LIFTGATE) LIFTGATE CLOSE SWITCH LIFTGATE CONTROL MODULE LIFTGATE CONTROL MODULE (NEAR BASE OF LEFT "D" PILLAR) LIFTGATE LATCH ASSEMBLY LIFTGATE MOTOR LIFTGATE MOTOR ASSEMBLY LIFTGATE MOTOR CLUTCH LOGIC LOW REF LT BLU WIRE LT BLU/WHT WIRE MTR CLOSE CTRL MTR OPEN CTRL NCA WIRE OBJECT SENS OPEN/CLOSE OPEN/CLOSE SW PAWL SW PNK/BLK WIRE POWER DISTRIBUTION SYSTEM PPL PPL/WHT WIRE PWR L/ GATE PWR L/ GATE FUSE RATCHET SW RED/BLK WIRE RED/WHT WIRE RIGHT LIFTGATE OBJECT SENSOR RIGHT LIFTGATE OBJECT SENSOR (ON RIGHT EDGE OF LIFTGATE) SECTOR SW SECTOR SW RATCHET SW PAWL SW SER DATA OBJECT SENS SENS 1 SENS 2 SER DATA SW SIG TAN WIRE UNDERHOOD FUSE BLOCK UNDERHOOD FUSE BLOCK (ABOVE RIGHT FRONT WHEELWELL) VOLT REF VOLT REF SENS 1 SENS 2 LOW REF WHT WIRE WHT/BLK WIRE

A/C COMPR CLUTCH RLY CTRL A/C COMPRESSOR CLUTCH RLY CTRL A/C REFRIG PRESS SENS SIG A/C REFRIGERANT PRESSURE SENS SIG A/C REFRIGERANT PRESSURE SENSOR ACCELERATOR PEDAL POSITION (APP) SENSOR ACCESSORY WAKE UP SERIAL DATA AIR CONDITIONING SYSTEM AIR INLET ABSOLUTE PRESS SENS AIR INLET ABSOLUTE PRESSURE SENS APP SEN SIG 1 APP SENS SIG (2) BATTERY POS VOL BLUNT CUT) BRAKE PEDAL POSITION SENSOR BRAKE POSITION SENS SIG BRK POSITION SENSOR LO REF BRN WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM COOLING FAN RLY CTRL COOLING FANS SYSTEM DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DK GRN/WHT WIRE ENGINE CONTROL MODULE (ECM) (LEFT SIDE OF ENGINE) EVAP CANISTER VENT SOL CTRL EVAP CANISTER VENT SOL CTRL IGN VOL EVAPORATIVE EMISSION (EVAP) CANISTER VENT SOLENOID VALVE EVAPORATIVE EMISSION (EVAP) CANISTER VENT SOLENOID VALVE (TOP REAR OF FUEL TANK) FUEL PRESS SENS FUEL PRESSURE SENSOR FUEL PUMP FUEL PUMP, LEVEL SENSOR ASSEMBLY FUEL TANK PRESSURE (FTP) SENSOR (ON FUEL PUMP, SENDER ASSEMBLY) FUEL TANK PRESSURE SENSOR FUEL TANK PRESSURE SENSOR SIG GRY WIRE GRY/WHT WIRE HI SPD GMLAN DATA BUS - HI SPD GMLAN SERIAL DATA BUS- HI SPD GMLAN SERIAL DATA BUS+ IGN VOL BRK POSITION SENSOR LO REF LOW REF LOW SPEED COOL FAN RLY CTRL LOW SPEED COOLING FAN RLY CTRL LT BLU WIRE LT GRN WIRE MAIN RLY FUSED SPLY 2 MIL CTRL NCA WIRE ORG/BLK WIRE PNK 6 7 WIRE PNK RUN CRANK IGN 1 VOLT BATTERY POS VOL LOW REF WIRE PNK WIRE PNK/BLK WIRE POWERTRAIN MAIN RLY FUSED SPLY (2) STARTER RELAY COIL CONTROL POWERTRAIN RELAY COIL CONTROL POWERTRAIN RELAY COIL CONTROL PWR/TRN RELAY VOLTAGE PPL PPL PRIMARY FUEL LEVEL SENSOR SIG LOW REF PRIMARY FUEL LEVEL SENSOR PRIMARY FUEL LEVEL SENSOR FUEL PUMP, SENDER ASSEMBLY (IN FUEL TANK) PRIMARY FUEL LEVEL SENSOR SIG PRIMARY FUEL PMP RELAY CONTROL PRIMARY FUEL PMP RELAY CTRL PWR/TRN RELAY VOLTAGE RED/WHT WIRE RUN/ CRANK IGN 1 VOLT STARTER RELAY COIL CONTROL STARTING/CHARGING SYSTEM STOP LAMP SWITCH SIGNAL TAN WIRE TAN/BLK WIRE UNDERHOOD FUSE BLOCK UNDERHOOD FUSE BLOCK (ABOVE RIGHT FRONT WHEELWELL) WHT WIRE WHT/BLK WIRE YEL WIRE YEL/WHT WIRE