Chevrolet Impala IX (2006-2016) body control module (left side of dash) Wiring diagrams

2500 2501 COMPUTER DATA LINES SYSTEM 39 40 HI SPD GMLAN SERIAL DATA + HI SPD GMLAN SERIAL DATA - ABS BLK WIRE BLK/BRN WIRE BLK/YEL WIRE BODY CONTROL MODULE (LEFT SIDE OF DASH) BRAKE BOOSTER VACUUM SENSOR (LEFT REAR ENGINE COMPT) BRAKE PEDAL POSITION SENSOR (TOP OF BRAKE PEDAL ASSEMBLY) BRK APPLY SENS LOW REF BRK APPLY SENS SIG BRK APPLY SENS SPLY VOLT CENTER CONSOLE MULTI-FUNCTION SWITCH COMPUTER DATA LINES SYSTEM COMPUTER DATA LINES SYSTEMS CRUISE/ETC/TCC BRK SIG DK BLU WIRE DK BLU/VIO WIRE DK BLU/YEL WIRE DRIVER INFORMATION CENTER DISPLAY ENGINE CONTROL MODULE (ECM) (INSIDE AIR CLEANER ASSEMBLY) ESC EXCEPT HYBRID GRY/VIO WIRE HI SPD GMLAN SERIAL DATA + HI SPD GMLAN SERIAL DATA - HYBRID/EV BATTERY PACK (LUGGAGE COMPT, BEHIND REAR SEATS) HYBRID/EV POWERTRAIN CONTROL MODULE INSTRUMENT CLUSTER LOGIC LOW REFERENCE BRK POSITION SENS SIG MOST MOST SERIAL SERIAL DATA (+) DATA (-) SERIAL DATA COMMUNICATION ENABLE STEERING ANGLE SENSOR (BASE OF STEERING COLUMN) TRACTION CONTROL OFF SWITCH TRACTION CTRL SW SIG TRACTION OFF BRAKE ESC OFF IND IND IND IND IND WHT WIRE WHT/DK BLU WIRE WHT/GRN WIRE WHT/LT GRN WIRE WHT/RED WIRE YEL/RED WIRE YEL/VIO WIRE

2.4L HYBRID, 2.5L 3.6L 39 40 HI SPD GMLAN SERIAL DATA + HI SPD GMLAN SERIAL DATA - AUTOMATIC TRANSMISSION ASSEMBLY BACKUP LAMP SPLY VOLT BACKUP LP SPLY VOLT BATTERY POSITIVE VOLT BCM 6 (RIGHT SIDE OF FUSE ENGINE COMPT) BLK WIRE BLK/WHT WIRE BLU WIRE BODY CONTROL MODULE (LEFT SIDE OF DASH) COMPUTER DATA LINES SYSTEM DK BLU WIRE ENGINE CONTROL MODULE (INSIDE AIR CLEANER ASSEMBLY) GRN WIRE GRN/WHT WIRE GROUND GRY WIRE HI SPD GMLAN SERIAL DATA HOT AT ALL TIMES LAMP LEFT BACKUP LAMP LEFT REAR SIDE MARKER LAMP LEFT TAIL LAMP ASSEMBLY LEFT TAIL/ STOP/ TURN SIGNAL LAMP LOGIC INSIDE REARVIEW MIRROR (IF EQUIPPED) LT GRN/WHT WIRE REARVIEW CAMERA (IF EQUIPPED) RED WIRE RED/WHT WIRE RIGHT BACKUP RIGHT REAR SIDE MARKER LAMP RIGHT TAIL LAMP ASSEMBLY RIGHT TAIL/ STOP/ TURN SIGNAL LAMP TRANSMISSION CONTROL MODULE CONTROL SOLENOID VALVE ASSEMBLY TRANSMISSION INTERNAL MODE SWITCH TRANSMISSION PARK/NEUTRAL SIG SIGNAL GROUND UNDERHOOD FUSE BLOCK WHT WIRE WHT/GRY WIRE YEL WIRE

BCM 3 BCM 2 BCM 1 BCM 5 BCM 8 (RIGHT KICK BCM 4 FUSE FUSE FUSE FUSE FUSE FUSE PANEL) BLK WIRE BLK/BRN WIRE BLK/YEL WIRE BODY CONTROL MODULE (LEFT SIDE OF DASH) BRN WIRE BRN/GRY WIRE BRN/LT GRN WIRE CRUISE CONTROL SYSTEM 4 3 (OR PPL) DK BLU WIRE DK BLU/BLK WIRE DK BLU/RED WIRE DK BLU/WHT WIRE DK BLU/YEL WIRE GRN/PPL WIRE GRY WIRE GRY/BLK WIRE GRY/LT GRN WIRE GRY/WHT WIRE HEADLIGHTS SYSTEM HDLP SW HDLPS OFF SIG CTRL HI SPEED GMLAN SER DATA (+) HI SPEED GMLAN SER DATA (-) HOT AT ALL TIMES IGNITION SWITCH (W/O KEYLESS ENGINE START SWITCH) INSTRUMENT PANEL FUSE BLOCK KEYLESS ENTRY CONTROL MODULE (RIGHT A-PILLAR) LT GRN WIRE LT GRN/BRN WIRE LT GRN/GRY WIRE LT GRN/WHT WIRE OFF OFF OFF PPL PPL 3 4 4 3 20 21 RUN/CRANK ACC VOLTAGE RED WIRE RED/BLK WIRE RED/BRN WIRE RED/VIO WIRE RED/WHT WIRE RUN WIRE SEATS SYSTEM SHIFT INTERLOCK SYSTEM VIO/BLK WIRE VIO/DK BLU WIRE VIO/YEL WIRE W/ KEYLESS ENGINE START SWITCH W/O KEYLESS ENGINE START SWITCH WHT WIRE WHT/BLK WIRE WHT/VIO WIRE YEL WIRE YEL/BRN WIRE YEL/DK BLU WIRE YEL/GRY WIRE YEL/LT GRN WIRE

18 1314 3840 3440 3267 5077 309 EXTERIOR LIGHTS SYSTEM 1969 28 HEADLIGHTS SYSTEM HORNS SYSTEM 2500 2501 COMPUTER DATA LINES SYSTEM 6133 6134 COMPUTER DATA LINES SYSTEM 6188 6311 1970 5486 TRUNK, TAILGATE, FUEL DOORS SYSTEM BATT RVC FUSE BATTERY BATTERY CURRENT SENSOR (ON POSITIVE BATTERY CABLE) BCM 6 FUSE BLK WIRE BLK/VIO WIRE BODY CONTROL MODULE (LEFT SIDE OF DASH) BRN WIRE BRN/GRY WIRE BRN/LT GRN WIRE BRN/VIO WIRE BRN/WHT WIRE BRN/YEL WIRE CLOSURE HANDLE SW OPEN SIG NETWORK BUS 1 CRUISE CONTROL SYSTEM HEADLIGHTS SYSTEM INSTRUMENT CLUSTER SYSTEM DK BLU WIRE DK BLU/VIO WIRE DK BLU/WHT WIRE DOOR LOCKS SYSTEMS DOOR LOCKS, ANTI-THEFT SYSTEMS DOOR LOCKS, ANTI-THEFT SYSTEMS 3269 5905 781 DOOR LOCKS, ANTI-THEFT SYSTEMS INTERIOR LIGHTS SYSTEM 3268 156 DRIVER DOOR LOCK SW LOCK SIG FRT WINDSHIELD WIPER SW HI SIG GROUND GRY WIRE GRY/BLK WIRE GRY/BRN WIRE GRY/LT GRN WIRE GRY/VIO WIRE GRY/YEL WIRE HDLP HI BEAM RELAY CTRL HORN RELAY CTRL HI SPEED GMLAN SER DATA (+) HI SPEED GMLAN SER DATA (-) HOT AT ALL TIMES HOT AT ALL TIMES INSTRUMENT PANEL BCM 7 FUSE FUSE BLOCK (RIGHT KICK PANEL) LF PARK LP SPLY VOLT LIN INTERCONNECT NTWRK BUS 2 LIN INTERCONNECT NTWRK BUS 3 LOGISTIC MODE RELAY CLOSE CTRL LOGISTIC MODE RELAY OPEN CTRL LT GRN WIRE LT GRN/BRN WIRE LT GRN/DK BLU WIRE LT GRN/GRY WIRE LT GRN/VIO WIRE LT GRN/WHT WIRE LT GRN/YEL WIRE PASS DR LK SW LK CTRL POWER DISTRIBUTION SYSTEM RED WIRE RED/LT GRN WIRE RED/WHT WIRE RED/YEL WIRE RR LK MTR STATUS SIG COURTESY LAMP SW SIG SHIFT INTERLOCK SYSTEM STARTING/CHARGING SYSTEM EXTERIOR LIGHTS SYSTEM TRUNK, TAILGATE, 5797 6132 FUEL DOORS SYSTEM COMPUTER DATA LINES SYSTEM UNDERHOOD FUSE BLOCK (RIGHT SIDE OF ENGINE COMPT) VIO/DK BLU WIRE VIO/GRY WIRE VIO/WHT WIRE VIO/YEL WIRE W/O HID W/ HID WHT WIRE WHT/BRN WIRE WHT/DK BLU WIRE WHT/VIO WIRE WHT/YEL WIRE WIPER/WASHER SYSTEM YEL WIRE YEL/DK BLU WIRE YEL/VIO WIRE YEL/WHT WIRE

1 3 HI SPD GMLAN SER DATA (-) 2 HI SPD GMLAN SER DATA (+) 2 2 4 HI SPD GMLAN SER DATA (-) 2 HI SPD GMLAN SER DATA (+) 2 22 21 LO SPD GMLAN SER DATA NETWORK BUS 4 22 23 20 ACC WAKEUP SER DATA SER DATA COMM ENABLE B+ 25 24 HI SPD GMLAN SER DATA (+) 1 HI SPD GMLAN SER DATA (-) 1 BLK WIRE BODY CONTROL MODULE (LEFT SIDE OF DASH) BRN WIRE CENTER CONSOLE MULTIFUNCTION SWITCH (W/ HEATED SEATS) COMPASS MODULE (IF EQUIPPED) (TOP OF REAR WINDOW SHELF) DATA LINK CONNECTOR (LEFT SIDE OF DASH) DK BLU WIRE DK BLU/YEL WIRE FRONT SEAT HEATING CONTROL MODULE (IF EQUIPPED) GRN/PPL WIRE GRY/VIO WIRE HYBRID EXCEPT HYBRID W/ BELT DRIVE W/O BELT DRIVE 2 3 4 LEFT REAR WINDOW SWITCH LOGIC LOGIC DRIVER WINDOW MOTOR LOGIC DRIVER WINDOW SWITCH LT GRN WIRE LT GRN/BRN WIRE LT GRN/DK BLU WIRE LT GRN/GRY WIRE LT GRN/LT BLU WIRE LT GRN/WHT WIRE LT GRN/YEL WIRE NETWORK BUS 1 NETWORK BUS 11 NETWORK BUS 2 NETWORK BUS 3 NETWORK BUS 4 RED/LT GRN WIRE RED/WHT WIRE RED/YEL WIRE RIGHT REAR WINDOW SWITCH STEERING WHEEL ANGLE SENSOR (BASE OF STEERING COLUMN) SUNROOF MOTOR (IF EQUIPPED) (FRONT CENTER OF SUNROOF MODULE) SUNROOF SUNSHADE MOTOR MODULE (IF EQUIPPED) TRANSMISSION SHIFT LEVER POSITION INDICATOR VIO/YEL WIRE W/ KEYLESS ENGINE START SWITCH WHT WIRE WHT/DK BLU WIRE WHT/GRN WIRE WHT/VIO WIRE

24 12 HAZARD SW RIGHT TURN SIG HAZARD SW LEFT TURN SIG 3 2 BATTERY POSITIVE VOLT BATTERY POSITIVE VOLT 47 68 48 39 40 5 VOLT REF BRK POSITION SENS LO REF BRK POSITION SENS SIG BATTERY POSITIVE VOLT BCM 1 FUSE BCM 3 FUSE BCM 4 FUSE BCM 6 FUSE BCM 7 FUSE BLK WIRE BLK/BRN WIRE BLK/WHT WIRE BLK/YEL WIRE BODY CONTROL MODULE (LEFT SIDE OF DASH) BRAKE PEDAL POSITION SENSOR (TOP OF BRAKE BRK APPLY SENS LO REF BRK APPLY SENS SIG BRK APPLY SENS SPLY VOLT BRN/LT GRN WIRE COMPUTER DATA LINES SYSTEM DK BLU WIRE DK BLU/WHT WIRE DK BLU/YEL WIRE ENGINE CONTROL MODULE (ECM) (INSIDE AIR CLEANER ASSEMBLY) GROUND PARK LAMP SIG GRY WIRE GRY/BRN WIRE HAZARD LED DIMMING SIG HAZARD WARNING SWITCH HEAD HI SPD GMLAN SERIAL DATA HI SPD GMLAN SERIAL DATA + HI SPD GMLAN SERIAL DATA - HI SPD GMLAN SERIAL DATA - HAZARD SW SIG HOT AT ALL TIMES HYBRID EXCEPT HYBRID HYBRID/EV POWERTRAIN CONTROL MODULE INSTRUMENT PANEL FUSE BLOCK (RIGHT KICK LEFT LF TURN SIG SPLY VOLT LR STOP/TURN SIG SPLY VOLT LT GRN WIRE LT GRN/GRY WIRE LT GRN/VIO WIRE LT GRN/WHT WIRE LT GRN/YEL WIRE PANEL) PARK AUTO OFF PEDAL ASSEMBLY) RED/BLK WIRE RED/LT GRN WIRE RED/WHT WIRE RF TURN SIG SPLY VOLT RR STOP/TURN SIG SPLY VOLT RIGHT RIGHT PARK LP SPLY VOLT SIGNAL GROUND TURN SIGNAL/ MULTI-FUNCTION SWITCH UNDERHOOD FUSE BLOCK (RIGHT SIDE OF ENGINE COMPT) VIO/GRY WIRE VIO/WHT WIRE WHT WIRE WHT/LT GRN WIRE WHT/RED WIRE YEL/DK BLU WIRE

18 12 RIGHT REAR SIG LEFT REAR SIG 18 13 HEAD LP HIGH RLY CTRL HEAD LP LOW RLY CTRL 2 4 DR LOCK CTRL (2) ACTR UNLOCK CTRL 20 24 B+ HOOD STATUS B SIG 22 6 SW LOCK CTRL SW UNLOCK CTRL 24 25 GMLAN SERIAL DATA (-) GMLAN SERIAL DATA (+) 25 14 SW LOCK SIG SW UNLOCK SIG 3 2 BAT POS VOLT GROUND BATT RVC BCM 3 FUSE BCM 5 FUSE BLK WIRE BLU/VIO WIRE BODY CONTROL MODULE (LEFT SIDE OF DASH) BRN/LT GRN WIRE BRN/VIO WIRE BRN/WHT WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM DK BLU WIRE DK BLU/VIO WIRE DR LOCK CTRL (2) DRIVER DOOR LATCH ASSEMBLY DRIVER DOOR LOCK SWITCH DRIVER WINDOW MOTOR DRIVER WINDOW SWITCH FUSE GRY WIRE GRY/BLK WIRE GRY/BRN WIRE GRY/LT GRN WIRE HEADLIGHTS SYSTEM HORN RLY CTRL HORNS SYSTEM HOT AT ALL TIMES HOT AT ALL TIMES INSTRUMENT PANEL FUSE BLOCK (RIGHT KICK PANEL) LF DR AJAR LH PARK LP SPLY VOLT LIFTGATE AJAR SW SIG LOGIC MTR STATUS REAR COMPARTMENT LID LATCH RED WIRE RED/BLK WIRE RED/YEL WIRE RH PARK LP SPLY VOLT SCTY IND CTRL SCTY LOCK RLY CTRL SW SIG UNDERHOOD FUSE BLOCK (RIGHT SIDE OF ENGINE COMPT) VIO WIRE VIO/GRY WIRE VIO/YEL WIRE WHT WIRE WHT/VIO WIRE YEL WIRE YEL/VIO WIRE

"A" PILLAR) ACCESSORY VOLT ACTR UNLOCK CTRL BAT POS VOLT BLK WIRE BODY CONTROL MODULE (LEFT SIDE OF DASH) BRN/LT GRN WIRE BRN/VIO WIRE BRN/WHT WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM DISPLAY IGN FUSE DK BLU WIRE DK BLU/WHT WIRE DR LOCK CTRL (2) DRIVER DOOR LOCK SWITCH DRIVER INFORMATION CENTER DISPLAY EXTERIOR COMPUTER LIGHTS DATA LINES SYSTEM SYSTEM GMLAN SERIAL DATA GROUND GRY WIRE GRY/BLK WIRE GRY/BRN WIRE GRY/LT GRN WIRE GRY/VIO WIRE GRY/WHT WIRE HEAD LP HIGH RLY CTRL HEAD LP LOW RLY CTRL HEADLIGHTS SYSTEM HOOD STATUS B SIG HORN RLY CTRL HORNS SYSTEM HOT W/ IGNITION MAIN RELAY ENERGIZED IGN 1 VOLT INSTRUMENT CLUSTER LEFT REAR SIG LH PARK LP SPLY VOLT LIFTGATE AJAR SW SIG LOGIC PASSENGER DOOR LOCK SWITCH PPL/BLK WIRE PPL/YEL WIRE RED WIRE RED/BLK WIRE RED/YEL WIRE REMOTE ACTR RECEIVE SIG REMOTE ACTR RTN REMOTE ACTR TRANS SIG RH PARK LP SPLY VOLT RIGHT FRONT RIGHT REAR SIG SCTY IND CTRL SCTY LOCK RLY CTRL SECURITY IND SUPPLY VOLT SW LOCK CTRL SW LOCK SIG SW UNLOCK CTRL SW UNLOCK SIG UNDERHOOD FUSE BLOCK VIO WIRE VIO/GRY WIRE VIO/YEL WIRE WHT WIRE WHT/GRN WIRE YEL WIRE YEL/LT GRN WIRE YEL/VIO WIRE

1 2 RF DRL SPLY VOLT LF DRL SPLY VOLT 8 18 GND LOW REF AMBIENT LIGHT SENS SIG AMBIENT LIGHT/ SUNLOAD SENSOR (TOP CENTER OF DASH) AUTOMATIC A/C MANUAL A/C BATTERY FUSE BCM 4 FUSE BLK WIRE BLK/BRN WIRE BLU/BRN WIRE BODY CONTROL MODULE (LEFT SIDE OF DASH) BRN/VIO WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM DK BLU/BRN WIRE FUSE FUSE GRN WIRE GRY/DK BLU WIRE HDLP DIMMER SW HI BEAM SIG HDLP HI BEAM RLY CTRL HDLP LOW BEAM RLY CTRL 3 2 1 BATTERY POSITIVE VOLT B+ GND HDLP SW FLASH TO PASS SIG HDLP SW HDLPS OFF SIG CTRL HDLP SWITCH ON SIGNAL HDLP SWITCH PARK LP SIG HEAD PARK AUTO HEADLAMP HIGH BEAM RELAY HEADLAMP LOW BEAM RELAY HOT AT ALL TIMES HOT AT ALL TIMES FUSE 5 BLOCK HOT AT ALL TIMES INSTRUMENT PANEL FUSE BLOCK BCM 3 (RIGHT KICK PANEL) FUSE HVAC CONTROL MODULE LEFT HEADLAMP ASSEMBLY LEFT HEADLAMP BALLAST LEFT HIGH BEAM SOLENOID ACTUATOR LEFT LOW BEAM HEADLAMP LEFT PARK DAYTIME RUNNING LAMP LOGIC LOW SPD GMLAN SER DATA LT BLU WIRE LT GRN WIRE LT GRN/BRN WIRE LT GRN/GRY WIRE LT HI BEAM RT HI BEAM LT HID RT HID FUSE FUSE NCA WIRE OFF OFF FLASH TO PASS RED WIRE RED/BLK WIRE TURN SIGNAL/ MULTI-FUNCTION SWITCH UNDERHOOD FUSE BLOCK (RIGHT SIDE OF ENGINE COMPT) VIO/GRY WIRE WHT WIRE WHT/VIO WIRE YEL WIRE YEL/BRN WIRE

"A" PILLAR) 20 24 BATTERY POSITIVE VOLT HOOD STATUS B SIG 24 25 GMLAN SERIAL DATA (-) GMLAN SERIAL DATA (+) 2501 2500 COMPUTER DATA LINES SYSTEM 3 2 BAT POS VOLT GROUND BATTERY POSITIVE VOLT BCM 3 FUSE BCM 5 FUSE BLK WIRE BODY CONTROL MODULE (LEFT SIDE OF DASH) BRN/DK GRN WIRE BRN/LT GRN WIRE COMPUTER DATA LINES SYSTEM DISPLAY IGN FUSE DK BLU WIRE DRIVER INFORMATION CENTER DISPLAY FUSE GRN/PPL WIRE GRY/BLK WIRE GRY/VIO WIRE HOOD STATUS A SIGNAL HOT AT ALL TIMES HOT AT ALL TIMES INSTRUMENT PANEL FUSE BLOCK (RIGHT KICK PANEL) HOT AT ALL TIMES UNDERHOOD FUSE BLOCK (RIGHT SIDE OF ENGINE COMPT) BATT RVC HOT W/ IGNITION MAIN RELAY ENERGIZED HYBRID/EV BATTERY PACK (LUGGAGE COMPT, BEHIND REAR SEATS) INSTRUMENT CLUSTER LINEAR INTERCONNECT NETWORK BUS 11 LOGIC LT GRN/GRY WIRE PPL RED WIRE RED/BLK WIRE RED/YEL WIRE SECURITY IND STARTER/GENERATOR CONTROL MODULE VEHICLE ANTI-THEFT SYS IMMOBILIZER RTN VEHICLE ANTI-THEFT SYS IMMOBILIZER VOLT VIO/GRY WIRE W/ KEYLESS ENGINE START WHT WIRE WHT/GRN WIRE YEL WIRE