GMC Acadia I facelift (2013-2016) low speed gmlan 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

2 10 B+ LOW SPEED GMLAN BLK WIRE BLK/ GRY WIRE BLK/WHT WIRE BODY CONTROL MODULE (BCM) (UNDER LEFT SIDE OF DASH) COMPUTER DATA LINES SYSTEM COURTESY LAMP HIGH CTRL COURTESY LAMPS ON COURTESY LAMPS ON SWITCH COURTESY LAMPS VOLT CTSY FUSE DK GRN WIRE DOME OVERRIDE SWITCH DRIVER DOOR LATCH ASSEMBLY DRIVER DOOR LATCH ASSEMBLY (REAR OF DRIVER'S DOOR) DRIVER DOOR SWITCH PANEL CONTROL MODULE GRY WIRE GRY/BLK WIRE HEADLAMP SWITCH HOT AT ALL TIMES I/P FUSE BLOCK I/P FUSE BLOCK (BEHIND RIGHT END OF DASH) INADV/ PWR/LED FUSE INTERIOR LAMP SW SIG LEFT I/P COURTESY LAMP LEFT LIFTGATE COURTESY LAMP LEFT REAR DOOR LATCH ASSEMBLY (REAR OF LEFT REAR DOOR) LF DOOR AJAR SW SIG LIFTGATE AJAR LIFTGATE LATCH ASSEMBLY (W/ MANUAL LIFTGATE) (BOTTOM CENTER OF LIFTGATE) LOGIC LOW REF LOW SPEED GMLAN LR DOOR AJAR SW SIG LT BLU/BLK WIRE LT GRN/BLK WIRE ORG/ WIRE PASSENGER DOOR LATCH ASSEMBLY PASSENGER DOOR SWITCH PANEL CONTROL MODULE PNK/BLK WIRE PPL RED/WHT WIRE RF DOOR AJAR SW SIG RIGHT I/P COURTESY LAMP RIGHT LIFTGATE COURTESY LAMP RIGHT REAR DOOR LATCH ASSEMBLY (REAR RIGHT REAR DOOR) RR DOOR AJAR SW SIG SER DATA SW SIG SWITCH TAN/WHT WIRE W/ DOOR SILL PLATE W/O DOOR SILL PLATE W/ EXPRESS UP/DOWN WINDOWS W/O EXPRESS UP/DOWN WINDOWS YEL WIRE

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 PPL LF SEAT BACK HEAT 1 2 3 4 5 6 GND B+ SW HI REF GND B+ B+ 1 2 3 4 5 6 LOW REFERENCE LOW REFERENCE LOW REFERENCE PNK WIRE 2482 5476 SEATS SYSTEM BLK WIRE BRN WIRE COMPUTER DATA LINES SYSTEM DK BLU WIRE DK GRN WIRE DOWN DR/LCK FUSE DRIVER DOOR SWITCH PANEL CONTROL LOGIC DRIVER DOOR SWITCH PANEL CONTROL MODULE DRIVER SEAT FRONT VERTICAL MOTOR DRIVER SEAT FRONT VERTICAL MOTOR (UNDER DRIVER'S SEAT) DRIVER SEAT HORIZONTAL MOTOR DRIVER SEAT HORIZONTAL MOTOR (UNDER DRIVER'S SEAT) DRIVER SEAT LUMBAR HORIZONTAL MOTOR DRIVER SEAT LUMBAR HORIZONTAL MOTOR (IN DRIVER'S SEAT BACK) DRIVER SEAT LUMBAR SWITCH DRIVER SEAT REAR VERTICAL MOTOR DRIVER SEAT REAR VERTICAL MOTOR (UNDER DRIVER'S SEAT) DRIVER SEAT RECLINE MOTOR DRIVER SEAT RECLINE MOTOR (IN DRIVER'S SEAT BACK) EXIT SIG FRONT VERT DOWN FRONT VERT UP GRY WIRE GRY/BLK WIRE HORIZ MTR FWD HORIZ MTR RWD HOT AT ALL TIMES I/P FUSE BLOCK I/P FUSE BLOCK (BEHIND RIGHT END OF DASH) INFOTMNT FUSE LF CUSHION HEAT ELEMENT LF SEAT BACK HEAT LF SEAT HEAT ELEMENT LOGIC LOW REFERENCE LOW REFERENCE LOW REFERENCE LOW SPEED GMLAN LT BLU WIRE LT GRN WIRE LT/PWR/SEAT CIRCUIT BREAKER MEMORY POWER TILT, POWER TELESCOPIC CIRCUIT MEMORY POWER TILT, POWER TELESCOPIC CIRCUIT 2112 2111 PNK WIRE MEMORY SEAT MODULE (UNDER DRIVER'S SEAT) MEMORY SEAT SW SIG MODULE EXIT SIG ORG/ WIRE PASS SEAT HEAT PNK WIRE POWER DISTRIBUTION SYSTEM PPL PPL/WHT WIRE PWR/COLUMN CIRCUIT BREAKER REAR VERT DOWN REAR VERT UP RECLINE FORWARD RECLINE REARWARD RED WIRE RED/WHT WIRE RF SEAT BACK HEAT RF SEAT HEAT ELEMENT RWD SEATS SYSTEM SW HI REF TAN WIRE TELESCOPIC FORWARD MTR TELESCOPIC REVERSE MTR TILT MTR CTRL DN TILT MTR CTRL UP TILT MTR CTRL UP TILT MTR CTRL DN W/ POWER TILT, TELESCOPING WHT WIRE YEL 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

BLK WIRE BLU WIRE BRN WIRE COMPUTER DATA LINES SYSTEM DK BLU WIRE DK GRN WIRE DRIVER BACK HEATED SEAT ELEMENT DRIVER CUSHION HEATED SEAT ELEMENT DRIVER HEATED SEAT CONTROL MODULE (UNDER DRIVER'S SEAT) DRV BACK CUSHION HEAT DRV BACK CUSHION HEAT IND DRV BACK HEAT DRV BACK HEAT IND DRV HEAT ELEMENT VOLT DRV HIGH HEAT IND DRV LOW HEAT IND DRV MEDIUM HEAT IND DRV SEAT BACK HEAT DRV SEAT BACK TEMP GRN WIRE GROUND GRY WIRE HEATED SEAT BACK TEMP HEATED SEAT CUSHION HOT AT ALL TIMES HTD/COOL SEAT FUSE I/P FUSE BLOCK LF CUSHION TEMP LOW REF LOW SPEED GMLAN LT BLU WIRE LT GRN WIRE PASS BACK CUSHION HEAT PASS BACK CUSHION HEAT IND PASS BACK HEAT PASS BACK HEAT IND PASS CUSHION HEAT PASS CUSHION TEMP PASS HEAT ELEMENT VOLT PASS HIGH HEAT IND PASS LOW HEAT IND PASS MEDIUM HEAT IND PASS SEAT BACK HEAT PASSENGER BACK HEATED SEAT ELEMENT PNK WIRE PPL PPL PNK WIRE RED/WHT WIRE TAN WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE

13 4 MEMORY SW DIMMING LOW REF 2 18 12 11 B+ LED DIMMING SIGNAL 3 2 12 17 INST PANEL LAMP VOLT B+ HEADLAMPS ON HEADLAMPS OFF AUTO BCM FUSE BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (BCM) (UNDER LEFT SIDE OF DASH) BRN/WHT WIRE CLOCK COMPUTER DATA LINES SYSTEM DIMMING SWITCH SIGNAL DK BLU/WHT WIRE DK GRN WIRE DRIVER DOOR SWITCH PANEL CONTROL MODULE DRIVER INFORMATION CENTER (DIC) SWITCH DRIVER INFORMATION CENTER (DIC) SWITCH (IF EQUIPPED) DRIVER SEAT MEMORY SWITCH GMC GMC/ CHEVROLET GRY WIRE HAZARD WARNING SWITCH HEAD HEAD UP DISPLAY (HUD) SWITCH HEAD UP DISPLAY (HUD) SWITCH (IF EQUIPPED) HEADLAMP SWITCH HEADLAMPS OFF HEADLAMPS ON HOT AT ALL TIMES HVAC CONTROL MODULE HVAC CONTROL MODULE (W/ FRONT A/C) I/P FUSE BLOCK I/P FUSE BLOCK (BEHIND RIGHT END OF DASH) INAD/PWR/ LED FUSE INST PANEL LAMP VOLT LED AMBIENT LIGHTNING CONTROL 2 LED DIMMING SIGNAL LEFT INSTRUMENT PANEL ACCENT LAMP LEFT STEERING WHEEL CONTROL SWITCH LOGIC LOGIC DRIVER DOOR SWITCH PANEL CONTROL MODULE LOW REF LOW SPEED GMLAN MEMORY SW DIMMING MIDDLE INSTRUMENT PANEL ACCENT LAMP NCA WIRE OFF ORG/WHT WIRE PARK PARK AUTO PPL PPL BUICK, CHEVROLET GMC PPL GMC PPL LED AMBIENT LIGHTNING CONTROL 2 8 21 INST PANEL LAMP VOLT LED DIMMING SIGNAL PPL/WHT WIRE RADIO RED WIRE RED/WHT WIRE RIGHT INSTRUMENT PANEL ACCENT LAMP RIGHT STEERING WHEEL CONTROL SWITCH STEERING WHEEL AIR BAG COIL STR/ WHL/ILLUM FUSE W/ ACCESSORY STEERING WHEEL CONTROL W/O ACCESSORY STEERING WHEEL CONTROL WHT WIRE

16 17 GMLAN + GMLAN - DRL AMBIENT LIGHT SENS SIG 22 21 6 LOW REF 24 8 LOW REF ECT 7 8 9 10 11 12 13 14 15 16 PPL A/C A/C CLUTCH A/C GND A/C PRESSURE A/C REFRIGERANT PRESSURE SENSOR A/C REFRIGERANT PRESSURE SENSOR (NEAR REAR OF A/C COMPRESSOR) AMBIENT AIR TEMP SIG AMBIENT AIR TEMPERATURE SENSOR AMBIENT LIGHT SENSOR AMBIENT LIGHT SENSOR (UNDER CENTER OF DASH, NEAR WINDSHIELD DEFROST VENT) AUX BLOWER SPEED AUX MODE AUX MODE DOOR CTRL AUXILIARY DOOR CTRL AUXILIARY DOOR CTRL AUX BLOWER SPEED BLK WIRE BLK/WHT WIRE 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 DRL AMBIENT LIGHT SENS SIG ECT ELECTRIC VARIABLE DISPLACEMENT COMPRESSOR SPLY 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 GRN WIRE GRY WIRE HI SPD CLG FAN HI SPD DATA + HOT AT ALL TIMES HVAC CONTROL MODULE HVAC FUSE I/P FUSE BLOCK I/P FUSE BLOCK (BEHIND RIGHT END OF DASH) INDICATOR LO SPD CLG FAN LOGIC LOW REF LOW SPEED GMLAN LT GRN/BLK WIRE ORG/ WIRE ORG/BLK WIRE PNK WIRE POWER MODE POWER MODE GND B+ LOW SPEED GMLAN PPL PPL PNK WIRE PPL/WHT WIRE REAR DEFOG REAR WINDOW DEFROST SWITCH RECIRCULATE RECIRCULATE GND RED WIRE RED/WHT WIRE RH AIR TEMP SW SIG RH AIR TEMP SW SIG AUX MODE AUX MODE DOOR CTRL TAN WIRE TAN/BLK WIRE TEMPERATURE TEMPERATURE GND WHT WIRE YEL WIRE

BLK WIRE BRN WIRE COMMON COMPUTER DATA LINES SYSTEM DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DK GRN/WHT WIRE DOWN DR/LCK FUSE DRIVER DOOR SWITCH PANEL CONTROL MODULE DRIVER OUTSIDE REARVIEW MIRROR DRIVER OUTSIDE REARVIEW MIRROR (ON DRIVER'S DOOR) DRIVER OUTSIDE REARVIEW MIRROR GLASS EXIT SIGNAL FOLD GRY WIRE GRY/BLK WIRE HORIZONTAL POS HOT AT ALL TIMES I/P FUSE BLOCK I/P FUSE BLOCK (BEHIND RIGHT END OF DASH) LEFT LOGIC LOW REFERENCE LOW SPEED GMLAN LT BLU WIRE LT BLU/WHT WIRE LT GRN WIRE MEMORY SET SW MIRROR DIMMING MIRROR HEATING ELEMENT MIRROR HEATING ELEMENT COMMON MIRRORS SYSTEM OBJ DET LED SIG ORG/ WIRE PASSENGER PDM FUSE PNK WIRE PNK/BLK WIRE RED WIRE RED/WHT WIRE RIGHT UNFOLD VERTICAL POS WHT WIRE YEL WIRE

B+ GND BLK WIRE BRN WIRE BRN/WHT WIRE COMMON COMPUTER DATA LINES SYSTEM DK BLU/WHT WIRE DK GRN WIRE DRIVER SEAT MEMORY SWITCH EXIT FOLD GRY/BLK WIRE HORIZONTAL POS LOGIC LOGIC PASSENGER DOOR SWITCH PANEL CONTROL MODULE LOW REFERENCE LOW SPEED GMLAN LT BLU WIRE LT BLU/BLK WIRE LT GRN WIRE MIRROR HEATING ELEMENT NCA WIRE OBJ DET LED SIG ORG/ WIRE ORG/BLK WIRE PASSENGER DOOR SWITCH PANEL CONTROL MODULE PASSENGER OUTSIDE REARVIEW MIRROR PASSENGER OUTSIDE REARVIEW MIRROR (ON FRONT PASSENGER'S DOOR) PASSENGER OUTSIDE REARVIEW MIRROR GLASS PNK WIRE PNK/BLK WIRE RED/WHT WIRE UNFOLD VERTICAL CTRL VERTICAL POS WHT WIRE YEL WIRE

1 2 3 LOW SPEED GMLAN 1-2, 3-4, 5-6, 7-8) AIR BAG FUSE AIR BAG IND BAG OFF BAG OFF PASS AIR BAG ON BATT POSITIVE VOLT BELT IND BLK WIRE BLK/WHT WIRE BRN WIRE COMPUTER DATA COMPUTER DATA LINES SYSTEM DK BLU WIRE DK GRN WIRE DRIVER INFORMATION CENTER DISPLAY GMLAN GMLAN LOW SPEED GROUND GRY WIRE HOT AT ALL TIMES HOT IN ON OR START I/P FUSE BLOCK I/P FUSE BLOCK (BEHIND RIGHT END OF DASH) I/P MOD HI CTRL STAGE 1 I/P MOD HI CTRL STAGE 2 I/P MOD LO CTRL STAGE 1 I/P MOD LO CTRL STAGE 2 IGN VOLT IND CTRL IND CTRL BAG ON PASS AIR INFLATABLE RESTRAINT SENSING, DIAGNOSTIC MODULE (UNDER FLOOR CONSOLE) INSTRUMENT CLUSTER LEFT FRONT IMPACT SENSOR LINES SYSTEM LINES SYSTEM COMPUTER DATA LO SPD GM LAN SERIAL DATA LOGIC LOW SPEED LOW SPEED GMLAN NCA WIRE ORG/ WIRE PASS AIR PASS SEAT PASS SEAT BELT IND PASSENGER AIR BAG DISABLE INDICATOR PASSENGER AIR BAG IND PASSENGER AIR BAG IND (USA) PASSENGER AIR BAG OFF IND PASSENGER AIR BAG OFF IND PASSENGER AIR BAG ON IND PASSENGER INSTRUMENT PANEL AIR BAG PASSENGER PRESENCE MODULE PNK POWER DISTRIBUTION WIRE PNK WIRE POWER DISTRIBUTION PPL RED/WHT WIRE RIGHT FRONT IMPACT SENSOR SEAT BELT IND SEAT BELT IND PPL SHORTING BAR STEER WHL HI CTRL STAGE 1 STEER WHL HI CTRL STAGE 2 STEER WHL LO CTRL STAGE 1 STEER WHL LO CTRL STAGE 2 STEERING WHEEL AIR BAG STEERING WHEEL AIR BAG COIL TAN WIRE TAN/ORG WIRE UNDERHOOD FUSE BLOCK UNDERHOOD FUSE BLOCK (ABOVE RIGHT FRONT WHEELWELL) USA WHT WIRE YEL WIRE