Chevrolet Silverado GMT K2XX facelift (2015-2019) blk Wiring diagrams

ACC WAKEUP SER DATA BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (LOWER LEFT SIDE OF DASH) DATA LINK CONNECTOR DK BLU WIRE DK BLU/YEL WIRE DLC/ DSM FUSE DRIVER SEAT HEATING, COOLING SWITCH DRIVER WINDOW MOTOR DRIVER WINDOW SWITCH GRN/BRN WIRE GRN/VIO WIRE GRN/WHT WIRE GRN/YEL WIRE GROUND DISTRIBUTION SYSTEM HI SPD SER DATA (-) 1 HI SPD SER DATA (-) 1 LIN SER DATA BUS 1 HOT AT ALL TIMES IMMOBILIZER CONTROL MODULE INSTRUMENT PANEL JUNCTION BLOCK LEFT INSTRUMENT PANEL FUSE BLOCK LIN NETWORK BUS 11 LIN NETWORK BUS 5 LIN SER DATA BUS 11 LIN SER DATA BUS 2 LIN SER DATA BUS 3 LIN SER DATA BUS 4 LIN SER DATA BUS 5 LIN SER SER DATA BUS 4 LO SPD SER DATA LOGIC LOGIC LEFT REAR WINDOW SWITCH LT GRN WIRE LT GRN/DK BLU WIRE LT GRN/GRY WIRE LT GRN/WHT WIRE LT GRN/YEL WIRE PASSENGER SEAT HEATING, COOLING SWITCH PEPS/ HVAC FUSE POWER DISTRIBUTION SYSTEM RED/VIO WIRE RED/WHT WIRE RIGHT REAR WINDOW SWITCH SER COMM ENABLE VIO/YEL WIRE WHT WIRE WHT/DK BLU WIRE

ACC WAKEUP SER DATA BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (LOWER LEFT SIDE OF DASH) DATA LINK CONNECTOR DK BLU WIRE DK BLU/YEL WIRE DLC/ DSM FUSE DRIVER SEAT HEATING, COOLING SWITCH DRIVER WINDOW MOTOR DRIVER WINDOW SWITCH GRN/BRN WIRE GRN/VIO WIRE GRN/WHT WIRE GRN/YEL WIRE GROUND DISTRIBUTION SYSTEM HI SPD SER DATA (-) 1 HI SPD SER DATA (-) 1 LIN SER DATA BUS 1 HOT AT ALL TIMES IMMOBILIZER CONTROL MODULE INSTRUMENT PANEL JUNCTION BLOCK LEFT INSTRUMENT PANEL FUSE BLOCK LIN NETWORK BUS 11 LIN NETWORK BUS 5 LIN SER DATA BUS 11 LIN SER DATA BUS 2 LIN SER DATA BUS 3 LIN SER DATA BUS 4 LIN SER DATA BUS 5 LIN SER SER DATA BUS 4 LO SPD SER DATA LOGIC LOGIC LEFT REAR WINDOW SWITCH LT GRN WIRE LT GRN/DK BLU WIRE LT GRN/GRY WIRE LT GRN/WHT WIRE LT GRN/YEL WIRE PASSENGER SEAT HEATING, COOLING SWITCH PEPS/ HVAC FUSE POWER DISTRIBUTION SYSTEM RED/VIO WIRE RED/WHT WIRE RIGHT REAR WINDOW SWITCH SER COMM ENABLE VIO/YEL WIRE WHT WIRE WHT/DK BLU WIRE

ACC WAKEUP SER DATA BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (LOWER LEFT SIDE OF DASH) DATA LINK CONNECTOR DK BLU WIRE DK BLU/YEL WIRE DLC/ DSM FUSE GRN/BLU WIRE GRN/BRN WIRE GRN/VIO WIRE GRN/WHT WIRE GROUND DISTRIBUTION SYSTEM HI SPD SER DATA (-) 1 HI SPD SER DATA (-) 1 LIN SER DATA BUS 1 HOT AT ALL TIMES INSTRUMENT PANEL JUNCTION BLOCK LEFT INSTRUMENT PANEL FUSE BLOCK LIN NETWORK BUS 5 LIN SER DATA BUS 11 LIN SER DATA BUS 2 LIN SER DATA BUS 3 LIN SER DATA BUS 4 LO SPD SER DATA LT GRN WIRE LT GRN/DK BLU WIRE LT GRN/GRY WIRE LT GRN/WHT WIRE LT GRN/YEL WIRE PEPS/ HVAC FUSE POWER DISTRIBUTION SYSTEM RED/VIO WIRE RED/WHT WIRE SER DATA COMM ENABLE VIO/YEL WIRE WHT WIRE WHT/DK BLU WIRE

AUTOMATIC TRANSMISSION ASSEMBLY BLK WIRE BLK/BRN WIRE BLK/WHT WIRE BRN WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM DK BLU WIRE DK GRN WIRE ENGINE CONTROL MODULE GRY WIRE GRY/BRN WIRE GRY/DK BLU WIRE GRY/WHT WIRE HI SPD SER DATA (-) 1 LINE PRESSURE CONTROL SOLENOID VALVE LT BLU WIRE LT GRN WIRE LT GRN/BLK WIRE LT GRN/GRY WIRE LT GRN/VIO WIRE LT GRN/YEL WIRE ORG/ WIRE PARK/NEUTRAL SIG (1) PNK WIRE PNK/BLK WIRE PPL PPL/BLK WIRE PPL/GRY WIRE PRESSURE CONTROL SOLENOID VALVE 1 PRESSURE CONTROL SOLENOID VALVE 2 RED WIRE RED/BLK WIRE SHIFT SOLENOID VALVE 1 SHIFT SOLENOID VALVE 2 SHIFT SOLENOID VALVE 3 TAN WIRE TAN/WHT WIRE TORQUE CONVERTER CLUTCH PRESSURE CONTROL SOLENOID VALVE TRANSMISSION ASSEMBLY TRANSMISSION FLUID PRESSURE SWITCH TRANSMISSION FLUID TEMPERATURE SENSOR TRANSMISSION INTERNAL MODE SWITCH TRANSMISSION TURBINE SPEED SENSOR VEHICLE SPEED SENSOR VIO/WHT WIRE WHT WIRE WHT/BLK WIRE WHT/BRN WIRE WHT/GRY WIRE WHT/LT GRN WIRE YEL WIRE YEL/BLK WIRE YEL/DK BLU WIRE YEL/LT GRN WIRE

AIR CONDITIONING SYSTEM AMBIENT LIGHT SENS SIG AMBIENT LIGHT/ SUNLOAD SENSOR BATTERY FUSE BLOCK BLK WIRE BLK/WHT WIRE BLK/YEL WIRE BLU/BRN WIRE BLU/GRY WIRE BLU/VIO WIRE BODY CONTROL MODULE (LOWER LEFT SIDE OF DASH) BRN WIRE BRN/VIO WIRE COMPUTER DATA LINES SYSTEM DK BLU WIRE FOG LAMP FUSE FOG LAMP RLY CTRL FOG LAMP SW SIG FRONT FOG LAMP RELAY FUSE 2 GMC/ CHEVROLET GMLAN SERIAL DATA GRN/BRN WIRE GRN/GRY WIRE GRY/BLU WIRE HDLP DIMMER SW HI BEAM SIG HDLP HI BEAM RLY CTRL HDLP RT/LT FUSE HDLP SW ON SIG HDLP OFF SIG CTRL HDLP SW PARK LP SIG HEADLAMP HIGH BEAM RELAY HOT AT ALL TIMES HVAC CONTROL MODULE LEFT HEADLAMP ASSEMBLY LEFT HEADLAMP HIGH BEAM CONTROL MODULE LEFT HEADLAMP MULTI-FUNCTION LED CONTROL MODULE LEFT HIGH BEAM HEADLAMP LEFT HIGH BEAM SOLENOID ACTUATOR LEFT LOW BEAM HEADLAMP LEFT LOWER PARK/TURN SIGNAL LAMP LEFT PARK DAYTIME RUNNING LAMP LEFT UPPER PARK/TURN SIGNAL LAMP LF DRL SPLY VOLT LOGIC LOW REF LT BLU WIRE LT GRN WIRE NCA WIRE ORG/ WIRE PARK BRAKE SW SIG PNK WIRE POS VOLT POWER DISTRIBUTION SYSTEM PPL RED WIRE RED/DK BLU WIRE RED/GRN WIRE RED/GRY WIRE RF DRL SPLY VOLT RH HDLP LOW BEAM SPLY VOLT LH HDLP LO BEAM SPLY VOLT HDLP SW FLASH TO PASS SIG TURN SIGNAL/ MULTI-FUNCTION SWITCH UNDERHOOD FUSE BLOCK WHT WIRE WHT/BLU WIRE WHT/VIO WIRE YEL WIRE YEL/BRN WIRE

AUTO BCM 3 FUSE BCM 4 FUSE BLK WIRE BLK/WHT WIRE BLU WIRE BLU/BRN WIRE BLU/GRY WIRE BLU/VIO WIRE BRN WIRE BRN/VIO WIRE COMPUTER DATA LINES SYSTEM DK BLU WIRE DRIVER INFORMATION CENTER DISPLAY FOG LAMP SW FRONT FOG LAMP IND GRN/BRN WIRE GRN/GRY WIRE GROUND HEAD HEADLAMP SWITCH HIGH BEAM IND HOT AT ALL TIMES INSTRUMENT CLUSTER INSTRUMENT PANEL JUNCTION BLOCK IPC FUSE LEFT FRONT FOG LAMP LEFT INSTRUMENT PANEL FUSE BLOCK LOGIC LOW SPD GMLAN SER DATA LT BLU WIRE LT GRN WIRE NCA WIRE OFF ORG/ WIRE PARK PARK BRAKE SWITCH PNK WIRE PPL RED WIRE RED/DK BLU WIRE RED/GRY WIRE RIGHT FRONT FOG LAMP RIGHT HEADLAMP ASSEMBLY RIGHT HEADLAMP HIGH BEAM CONTROL MODULE RIGHT HEADLAMP MULTI-FUNCTION LED CONTROL MODULE RIGHT HIGH BEAM HEADLAMP RIGHT HIGH BEAM SOLENOID ACTUATOR RIGHT INSTRUMENT PANEL FUSE BLOCK RIGHT LOW BEAM HEADLAMP RIGHT LOWER PARK/TURN SIGNAL LAMP RIGHT PARK DAYTIME RUNNING LAMP RIGHT UPPER PARK/TURN SIGNAL LAMP VIO WIRE W/ BASE EQUIPMENT W/O BASE EQUIPMENT WHT WIRE WHT/VIO WIRE YEL WIRE

ACCY/RUN CRNK FUSE BATT POSITIVE VOLT BLK WIRE BLK/WHT WIRE BLU/BRN WIRE BLU/GRY WIRE BRN WIRE BRN/GRN WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM DK BLU WIRE ENABLE SIG ENG SHUTDOWN SIG ENGINE CONTROL MODULE GRN/WHT WIRE HI SPD SER DATA (-) 1 HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED INSTRUMENT PANEL MULTI- FUNCTION SWITCH LEFT INSTRUMENT PANEL FUSE BLOCK MISC IGN FUSE POWER DISTRIBUTION SYSTEM POWER TAKE OFF SWITCH DIODE POWER TAKE-OFF CONTROL MODULE PWR TAKE OFF CTRL SW RED/BLU WIRE RED/VIO WIRE REMOTE ENG ST SW SIG REMOTE SW SET SIG 1 RIGHT INSTRUMENT PANEL FUSE BLOCK RLY COIL CTRL RLY ENGAGE SIG SER DATA ENABLE SIG GND STATUS SIG SW NORMALLY CLOSED SIG UNDERHOOD FUSE BLOCK VIO/BLU WIRE VIO/LT GRN WIRE VIO/WHT WIRE WHT WIRE WHT/DK BLU WIRE WHT/GRN WIRE YEL WIRE

2 HI IND CTRL 4 HI IND CTRL 4 LO IND CTRL 5 VOLT REF ACC WAKEUP SERIAL DATA ACCY/ RUN CRNK FUSE BATT + BLK WIRE BLU/GRY WIRE BLU/YEL WIRE BRN WIRE BRN/BLK WIRE COMPUTER DATA LINES SYSTEM DK BLU WIRE DRIVER INFORMATION CENTER ASSEMBLY FRONT AXLE ENGAGEMENT ACTUATOR FT AXLE ACTUATOR CTRL GMLAN SERIAL DATA - 1 GRN/BLK WIRE GRY/BLK WIRE GRY/GRN WIRE GRY/RED WIRE HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED INCREMENTAL ENCDR SENS RTN INCREMENTAL ENCDR SENS SPLY INCRMT ENCODER DIR SIG INSTRUMENT CLUSTER INSTRUMENT PANEL JUNCTION BLOCK J102 (6.6L TURBO DIESEL) J123 (6.6L TURBO DIESEL) J124 (6.0L) LEFT INSTRUMENT PANEL FUSE BLOCK LOGIC LOW SPD GMLAN SERIAL DATA 2 MTR CLOCKWISE CTRL MTR COUNTER CLOCKWISE CTRL NEUTRAL IND CTRL RED/GRY WIRE ROTARY POS IMPULSE SIG RUN/CRANK IGN 1 VOLT TRANS IGN FUSE TRANSFER CASE CONTROL MODULE UNDERHOOD FUSE BLOCK VIO WIRE VIO/BLK WIRE VIO/GRN WIRE VIO/WHT WIRE VIO/YEL WIRE WHT WIRE WHT/GRN WIRE YEL WIRE YEL/GRY WIRE YEL/VIO WIRE YEL/WHT WIRE

A/C COMPRESSOR CLUTCH RELAY ACCELERATOR PEDAL POSITION SENSOR BLK WIRE BLK/BLU WIRE BLK/VIO WIRE BLU WIRE BRN WIRE BRN/RED WIRE BRN/WHT WIRE ECM IGN FUSE ENG FUSE ENGINE CONTROLS IGNITION RELAY FROM FUEL PUMP FUSE (DIAGRAM 1 OF 10) GRN WIRE GRN/WHT WIRE GRY WIRE GRY/BLK WIRE HOT W/ IGNITION MAIN RELAY ENERGIZED RED WIRE RED/BRN WIRE RED/LT GRN WIRE TCM/ ECM FUSE THROT CONT FUSE UNDERHOOD FUSE BLOCK VIO WIRE VIO/DK BLU WIRE VIO/LT GRN WIRE W/O BASE EQUIPMENT W/ BASE EQUIPMENT WHT WIRE WHT/RED WIRE YEL WIRE YEL/WHT WIRE

ALTERNATIVE FUEL FUSE HOLDER 1 ALTERNATIVE FUEL FUSE HOLDER 2 ALTERNATIVE FUEL INJECTOR RELAY ALTERNATIVE FUEL SYSTEM DATA CONNECTOR BATT POS VOL BLK WIRE BLU/ORG WIRE BLU/RED WIRE BLU/YEL WIRE CNG CUT-OFF SOLENOID VALVE 1 CNG CUT-OFF SOLENOID VALVE 2 CNG TANK TEMP OUT CNG TANK TEMP SENS SIG FUEL PUMP DISABLE CONTROL MODULE (BOTTOM OF BATTERY TRAY) FUSE GRN WIRE GRN/BLK WIRE GRN/WHT WIRE GROUND GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES OEM FUEL PUMP VOL (IN) OEM FUEL PUMP VOL (OUT) RED WIRE RED/WHT WIRE VIO/DK BLU WIRE WHT WIRE WHT/GRN WIRE