GMC Sierra IV (2018-2022) body control module Wiring diagrams

BLK WIRE BLK/WHT WIRE BLU WIRE BODY CONTROL MODULE COMPUTER DATA LINES SYSTEM COURTESY LP SW SIG DOME/READING LP CONTROL DOME/READING LP DISABLE SW SIG DOUBLE, CREW CAB DRIVER DOOR HANDLE FLOOD LAMP DRIVER DOOR LATCH ASSEMBLY DRIVER WINDOW MOTOR LOGIC FRONT OVERHEAD CONSOLE ASSEMBLY FRT FOOTWELL ACCENT LIGHTING CONTROL GND 11 GRN/YEL WIRE GRY WIRE GRY/GRN WIRE HI SPD GMLAN SERIAL DATA (-) (1) HOT AT ALL TIMES INADVERTENT LOAD CTRL INTR DOOR HANDLE ACCENT LIGHTING CTRL LF DR AJAR SW SIG LOGIC NCA WIRE PASSENGER DOOR HANDLE FLOOD LAMP PNK WIRE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE RF DR AJAR SW SIG RIGHT INSTRUMENT PANEL FUSE BLOCK SECONDARY FUSED BATT POSITIVE VOLTAGE 34 SECONDARY FUSED BATT POSITIVE VOLTAGE 51 VIO/GRN WIRE W/ FORWARD COLLISION ALERT, FULL VIDEO DISPLAY MIRROR W/ POWER OPERATED, EXPRESS UP/DOWN W/O FORWARD COLLISION ALERT, FULL VIDEO DISPLAY MIRROR W/O POWER OPERATED, EXPRESS UP/DOWN WHT WIRE WHT/BRN WIRE WHT/YEL WIRE

BATT POS VOLT BATTERY FUSE BLOCK BLK WIRE BODY CONTROL MODULE EXHAUST BRK SW CTRL EXHAUST BRK SW SIG GRN/WHT WIRE GRN/YEL WIRE HOT AT ALL TIMES LEFT INSTRUMENT PANEL CENTER ACCESSORY FUNCTION SWITCH RED WIRE RED/YEL WIRE WHT WIRE YEL WIRE

10 SPEED A/T 6 SPEED A/T 6.6L TURBO DIESEL AUTOMATIC TRANSMISSION ASSEMBLY AUXILIARY HEATER COOLANT PUMP RELAY BATTERY CURRENT SENSOR BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE CONTROL SOLENOID VALVE ASSEMBLY ELECTRONIC BRAKE CONTROL MODULE ENGINE CONTROL MODULE ENGINE COOLANT LEVEL SWITCH ENGINE OIL LEVEL SWITCH GLOW PLUG CONTROL MODULE IGNITION COIL 1 IGNITION COIL 2 IGNITION COIL 3 IGNITION COIL 4 IGNITION COIL 5 IGNITION COIL 6 IGNITION COIL 7 IGNITION COIL 8 MULTI-FUNCTION INTAKE AIR SENSOR NITROGEN OXIDES SENSOR 1 POWER TAKE-OFF CONTROL MODULE TRANSMISSION CONTROL MODULE TURBOCHARGER VANE POSITION ACTUATOR UNDERHOOD FUSE BLOCK

BLK WIRE BLOWER MOTOR BODY CONTROL MODULE CENTER HIGH MOUNTED STOP LAMP COLLISION ALERT INDICATORS CONFIGURABLE PROVISION BLUNT CUT DRIVE MODE SELECT SWITCH FRONT MIDDLE ROOF CLEARANCE LAMP FRONT OVERHEAD CONSOLE ASSEMBLY HEAD-UP DISPLAY HEAD-UP DISPLAY SWITCH HEADLAMP SWITCH HORN SWITCH HVAC CONTROLS IGNITION MODE SWITCH INSIDE REAR VIEW MIRROR INSTRUMENT CLUSTER INSTRUMENT PANEL RECEPTACLE INSTRUMENT PANEL KEY CAPTURE SOLENOID ACTUATOR LEFT FRONT OUTER ROOF CLEARANCE LAMP LEFT STEERING WHEEL CONTROLS SWITCH LEFT SUNSHADE LEFT LAMP MIRROR SUNSHADE MID/HIGH LEVEL NCA WIRE PARK BRAKE CONTROL SWITCH PARK POSITION SWITCH RADIO PRESETS STEERING WHEEL CONTROLS SWITCH RADIO VOLUME STEERING WHEEL CONTROLS SWITCH RIGHT FRONT OUTER ROOF CLEARANCE LAMP RIGHT STEERING WHEEL CONTROLS SWITCH RIGHT SUNSHADE RIGHT LAMP MIRROR SUNSHADE SERIAL DATA GATEWAY MODULE STEERING COLUMN LOCK MODULE STEERING WHEEL AIR BAG COIL STEERING WHEEL ANGLE SENSOR STEERING WHEEL HEATING CONTROL MODULE SUNROOF MOTOR TRAILER BRAKE CONTROL SWITCH TRANSMISSION MANUAL SHIFT SWITCH TRANSMISSION SHIFT LEVER TRANSMISSION SHIFTLOCK CONTROL SOLENOID ACTUATOR TURN SIGNAL/ MULTI-FUNCTION SWITCH USB RECEPTACLE W/ ACCESSORY STEERING WHEEL CONTROL W/ FORWARD COLLISION ALERT SENSOR W/ KEYLESS START SWITCH W/ SENSITIVE MIRRORS W/O SENSITIVE MIRRORS WHT WIRE WINDSHIELD FRONT VIEW CAMERA

ACCESSORY DC/AC POWER INVERTER MODULE BLK WIRE BODY CONTROL MODULE DRIVER BACK SEAT BLOWER MOTOR DRIVER CUSHION SEAT BLOWER MOTOR DRIVER DOOR LATCH ASSEMBLY DRIVER DOOR LOCK SWITCH DRIVER EXTERIOR DOOR HANDLE ASSEMBLY DRIVER EXTERIOR DOOR HANDLE SWITCH DRIVER HOOD HANDLE FLOOD LAMP DRIVER LEFT REAR SEAT HAPTIC MOVEMENT MOTOR DRIVER OUTSIDE REAR VIEW MIRROR CARGO LAMP DRIVER OUTSIDE REAR VIEW MIRROR FORWARD EXTERIOR FLOOD LAMP DRIVER OUTSIDE REAR VIEW MIRROR GLASS DRIVER OUTSIDE REAR VIEW MIRROR LOWER EXTERIOR FLOOD LAMP DRIVER OUTSIDE REAR- VIEW MIRROR DRIVER RIGHT REAR SEAT HAPTIC MOVEMENT MOTOR DRIVER SEAT ADJUSTER SWITCH DRIVER SEAT LUMBAR SUPPORT SWITCH DRIVER WINDOW/ OUTSIDE REAR VIEW MIRROR SWITCH KEYLESS ENTRY CONTROL MODULE LEFT MIDDLE SIDE MARKER LAMP LEFT PICKUP BOX AUXILIARY ENDGATE LATCH RELAY LEFT PICKUP BOX ENDGATE LATCH RELAY LEFT REAR DOOR LATCH ASSEMBLY LEFT REAR EXTERIOR DOOR HANDLE ASSEMBLY LEFT REAR EXTERIOR DOOR HANDLE SWITCH LEFT REAR WINDOW SWITCH LEFT TURN SIGNAL REPEATER LAMP NCA WIRE PARKING ASSIST CONTROL MODULE PASSENGER DOOR LOCK SWITCH RIGHT PICKUP BOX AUXILIARY ENDGATE LATCH RELAY RIGHT PICKUP BOX ENDGATE LATCH RELAY SEAT MEMORY CONTROL MODULE SLIDING REAR WINDOW CLOSE RELAY SLIDING REAR WINDOW OPEN RELAY W/ FRONT HEATED SEATS W/ KEYLESS START SWITCH W/ MEMORY W/ PUBX END ENHANCED GATE TYPE W/O MEMORY WHT WIRE

BLK WIRE BLK/WHT WIRE BLU/WHT WIRE BODY CONTROL MODULE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM GND 18 HEATED STEERING WHEEL IND HEATED STEERING WHEEL SWITCH HEATING HI CTRL HEATING SW SIG HEATING VOLT REF HEATING TEMP SENS SIG HOT W/ IGNITION MAIN RELAY ENERGIZED HVAC CTRL MODULE LIN BUS 2 IGN 1 VOLT 11 LED BACKLIGHT DIMMING CTRL 11 LEFT STEERING WHEEL CONTROLS SWITCH PNK WIRE RIGHT INSTRUMENT PANEL FUSE BLOCK STEERING WHEEL AIR BAG COIL STEERING WHEEL HEATER STEERING WHEEL HEATING CONTROL MODULE STRG WHL HEATING SW LED CNTRL STRG WHL LO REF VIO WIRE VIO/BLU WIRE VIO/WHT WIRE W/ ELECTRIC DOOR LOCK CONTROL W/O ELECTRIC DOOR LOCK CONTROL WHT WIRE WHT/YEL WIRE YEL WIRE YEL/GRY WIRE YEL/RED WIRE

ALL WIND OPEN SW SIG ABS/TRACTION CTRL HILL DESCENT CTRL SW SIG BLK WIRE BLU/YEL WIRE BODY CONTROL MODULE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM DOOR LOCKS SYSTEM DOWN DRIVER WINDOW MOTOR EXPRESS GRN WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE LEFT INSTRUMENT PANEL CENTER ACCESSORY FUNCTION SWITCH LIN BUS 3 LOGIC OPTION 1 OPTION 1 OPTION 2 OPTION 2 OPTION 1 OPTION 2+ PASSENGER WINDOW MOTOR PASSENGER WINDOW SWITCH (W/ EXPRESS UP/DOWN) RED/BLU WIRE RED/WHT WIRE RIGHT INSTRUMENT PANEL CENTER ACCESSORY FUNCTION SWITCH VIO/GRY WIRE W/ EXPRESS UP/DOWN W/ MEMORY W/O MEMORY OPTION 1 OPTION 2 YEL WIRE YEL/BLK WIRE

BATTERY POSITIVE VOLT BLK WIRE BLK/WHT WIRE BLU WIRE BLU/VIO WIRE BODY CONTROL MODULE COMPUTER DATA LINES SYSTEM DRIVER DOOR LATCH ASSEMBLY DRV DR OPEN SW SIG GRN WIRE GRN/VIO WIRE HIGH SPEED GMLAN SERIAL DATA + (1) HIGH SPEED GMLAN SERIAL DATA - (1) HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED KEYLESS ENTRY CONTROL MODULE LO SPD GMLAN SERIAL DATA OFF/ACCESSORY IGN VOLT RED/GRY WIRE RIGHT INSTRUMENT PANEL FUSE BLOCK STEERING COLUMN LOCK MODULE STEERING COLUMN LOCK SIG STEERING COLUMN LOCK STATUS SIG WHT WIRE WHT/YEL WIRE

4108 (OR 2203) 5 VOLT REF 6.6L TURBO DIESEL AIR CONDITIONING SYSTEM AUTO SWITCH BLK WIRE BLK/GRY WIRE BLU WIRE BLU/GRY WIRE BLU/RED WIRE BODY CONTROL MODULE BRN WIRE COMPUTER DATA LINES SYSTEM DRIVE MODE SELECT SWITCH ENGINE CONTROL MODULE GRN WIRE GRY WIRE HI SPD GMLAN SER DATA (+) 1 J107 (6.6L) J110 (6.6L) LEFT SWITCH LOW REF NCA WIRE RIGHT SWITCH RUN IGNITION 3 VOLTAGE SNOW SWITCH SPORT SWITCH SW SIG TRANSFER CASE MOTOR VIO WIRE VIO/BRN WIRE WHT WIRE WHT/BRN WIRE WHT/GRN WIRE YEL WIRE YEL/BRN WIRE YEL/GRY WIRE YEL/VIO WIRE

BLK/BRN WIRE BLK/GRY WIRE BLK/YEL WIRE BLU WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BODY CONTROL MODULE BRAKE APPLY BRAKE PEDAL POSITION SENSOR BRN/WHT WIRE COMPUTER COMPUTER DATA LINES SYSTEM DATA 1 (+) DATA LINES ENGINE CONTROL MODULE ENGINE CTRL ENGINE CTRL SENS LO REF 1 ENHANCED DRV MODE 2 SW SIG GMLAN SERIAL GRN/BLU WIRE GRN/VIO WIRE GRN/WHT WIRE GRN/YEL WIRE GRY/WHT WIRE HEATED OXYGEN HEATED OXYGEN SENS HEATED OXYGEN SENS HEATER HEATED OXYGEN SENSOR BANK 1 SENSOR 1 HEATED OXYGEN SENSOR BANK 1 SENSOR 2 HEATED OXYGEN SENSOR BANK 2 SENSOR 1 HEATED OXYGEN SENSOR BANK 2 SENSOR 2 HI SIG BANK 1 SENS (1) HI SIG BANK 2 SENS 2 HI SPD GMLAN HIGH SPD IGNITION CTRL 2 IGNITION CTRL 3 IGNITION CTRL LO REF BANK 2 KNOCK SENS LO REF KNOCK SENS LO REF 1 LIN SERIAL DATA BUS 21 LO CTRL BANK 1 SENS (1) LO CTRL BANK 1 SENS (2) LO CTRL BANK 2 SENS 1 LO CTRL BANK 2 SENS 2 LO SIG BANK 1 SENS 1 LO SIG BANK 2 SENS 1 LO SIG BANK 2 SENS 2 LOCAL INTERCONNECT NETWORK MAIN RELAY FUSED SPLY 5 NCA WIRE OIL PUMP COMMAND SIG POWERTRAIN POWERTRAIN MAIN RED/BRN WIRE RED/VIO WIRE RELAY FUSED SPLY 1 SENS 5 VOLT REF 2 SENS CTRL SENS HI SIG BANK 2 SENS 1 SENS LO REF SENS SIG SERIAL SYSTEM SYSTEMS THROTTLE ACTR CTRL CLOSE TRANSMISSIONS TRANSMISSIONS SYSTEM VIO/BLU WIRE VIO/GRN WIRE VIO/GRY WIRE VIO/WHT WIRE WHT WIRE WHT/BLK WIRE WHT/BRN WIRE WHT/GRN WIRE WHT/RED WIRE WHT/YEL WIRE YEL WIRE YEL/BLU WIRE YEL/WHT WIRE