GMC Acadia I facelift (2013-2016) drl ambient light sens sig Wiring diagrams

12 VOLT REFERENCE A/T SHIFT LCK CTRL VOLT ANTI-LOCK BRAKES SYSTEM ANTI-THEFT SYSTEM BATTERY BATTERY POSITIVE VOLTAGE BCK/UP/ STOP FUSE BCM FUSE BLK WIRE BLK/WHT WIRE BRK LP SNSR SIG BRN WIRE BRN/WHT WIRE COMMUNICATION ENABLE COMPUTER DATA LINES SYSTEM COURTESY LAMP HIGH CNTRL COURTESY LAMPS SW ON SIG COURTESY LAMPS VOLT CRUISE CONTROL SYSTEM CRUISE CTRL IND DIM SIG CTSY FUSE DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DK GRN/WHT WIRE DRL AMBIENT LIGHT SENS SIG DRL AMBIENT LIGHT SENS SIG HEADLAMPS ON SIGNAL ENGINE CONTROLS SYSTEM EXTERIOR LIGHTS SYSTEM ANTI-LOCK BRAKES SYSTEM SHIFT INTERLOCK SYSTEM EXTERIOR LIGHTS SYSTEM INSTRUMENT CLUSTER SYSTEM EXTERIOR LIGHTS SYSTEM INSTRUMENT CLUSTER SYSTEM WIPER/WASHER SYSTEM FOG LAMP RELAY CONTROL FOG LAMPS ENABLE FOG LAMPS ENABLE CRUISE CTRL IND DIM SIG LED AMB LT CTRL 2 GRN/WHT WIRE GROUND GRY WIRE GRY/BLK WIRE HEADLAMP LO BEAM VOLT HEADLAMP RLY CTRL HEADLAMPS OFF SIGNAL HEADLAMPS OFF SIGNAL COURTESY LAMPS SW ON SIG HEADLAMPS ON SIGNAL HEADLIGHTS SYSTEM HEADLIGHTS SYSTEM CRUISE CONTROL SYSTEM INTERIOR LIGHTS SYSTEM HEADLIGHTS SYSTEM EXTERIOR LIGHTS SYSTEM HEADLIGHTS SYSTEM INTERIOR LIGHTS SYSTEM HIGH SPD SER DATA BUS - HOOD AJAR SWITCH SIG HOT AT ALL TIMES HOT AT ALL TIMES BCK/UP/ STOP FUSE HOT AT ALL TIMES INADV/ PWR/LED FUSE HOT AT ALL TIMES LT/TRN/ SIG FUSE HOT AT ALL TIMES RT/TRN/ SIG FUSE HVAC FUSE I/P FUSE BLOCK I/P FUSE BLOCK (BEHIND RIGHT END OF DASH) IGNITION VOLTAGE INADV/ PWR/LED FUSE INSTRUMENT DIM PNL SW SIG INSTRUMENT PNL VOLT INTERIOR LAMP SW SIG INTERIOR LIGHTS SYSTEM COMPUTER DATA LINES SYSTEM LED AMB LT CTRL 2 LED DIMMING SIG LH TRAILER TURN SIG LAMP LIFTGATE RLY COIL CTRL LIN BUS LOW REFERENCE LOW SPD GMLAN SER DATA LT BLU WIRE LT GRN/BLK WIRE LT/TRN/ SIG FUSE ORG/ WIRE ORG/WHT WIRE PNK IGNITION VOLTAGE LIFTGATE RLY COIL CTRL HEADLAMP LO BEAM VOLT WIRE PNK WIRE PNK/BLK WIRE POWER DISTRIBUTION SYSTEM PPL PPL INTERIOR LAMP SW SIG PPL/WHT WIRE REAR PARK LAMPS VOLT RED WIRE RED/WHT WIRE RF TURN SIG IND LAMP VOLT RH TAIL LP OUTAGE DETECT SIG RH TRAILER TURN SIG LAMP RT/TRN/ SIG FUSE RVC SNSR FUSE SHIFT INTERLOCK SYSTEM SPLY VOLT TAN WIRE TAN/BLK WIRE TAN/WHT WIRE TRACTION CTRL SWITCH SIG TRUNK, TAILGATE, FUEL DOORS SYSTEM TRUNK, TAILGATE, FUEL DOORS SYSTEM HEADLIGHTS SYSTEM UNDERHOOD FUSE BLOCK WHT WIRE WINDSHIELD WASHER RLY CTRL WINDSHIELD WASHER RLY CTRL HEADLAMP RLY CTRL HOOD AJAR SWITCH SIG WIPER MTR PARK SW SIG WIPER/WASHER SYSTEM WIPER/WASHER SYSTEM HEADLIGHTS SYSTEM YEL 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