Chevrolet Silverado GMT K2XX facelift (2015-2019) 6.0l Wiring diagrams

4.3L/ 5.3L 6.0L ACC WAKEUP SER DATA AUTOMATIC TRANSMISSION ASSEMBLY AUTOMATIC TRANSMISSION FLUID TEMPERATURE SENSOR SIG BATT + BLK WIRE BLK/LT GRN WIRE BLK/WHT WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM CONTROL SOLENOID VALVE ASSEMBLY DATA DK BLU WIRE DRIVER INFORMATION CENTER DISPLAY ENGINE CONTROL MODULE GMLAN DATA - (1) GRY/VIO WIRE HOT AT ALL TIMES HOT W/ IGNITION RELAY ENERGIZED IGN INSTRUMENT CLUSTER IPC FUSE J126 (4.3L, 5.3L) J125 (6.0L) LEFT INSTRUMENT PANEL FUSE BLOCK LOGIC LOW REF PARK/NEUTRAL SIG PC SOLENOID 1 CONTROL PC SOLENOID 2 CONTROL PC SOLENOID 3 CONTROL PC SOLENOID 4 CONTROL PC SOLENOID 5 CONTROL POWER DISTRIBUTION SYSTEM PPL/WHT WIRE PRESSURE CONTROL SOLENOID VALVE 1 PRESSURE CONTROL SOLENOID VALVE 2 PRESSURE CONTROL SOLENOID VALVE 3 PRESSURE CONTROL SOLENOID VALVE 4 PRESSURE CONTROL SOLENOID VALVE 5 RED/GRY WIRE RED/LT GRN WIRE REPLICATED TOS SIG SERIAL DATA (-) (1) SERIAL DATA (-) 1 IGN 1 VOLT SHIFT SOLENOID 1 CONTROL SHIFT SOLENOID 2 CONTROL SHIFT SOLENOID VALVE 1 SHIFT SOLENOID VALVE 2 SIG GND TCM/ECM FUSE TO TRANSMISSION INTERNAL MODE SWITCH (DIAGRAM 2 OF 2) TORQUE CONVERTER CLUTCH PRESSURE CONTROL SOLENOID CONTROL TORQUE CONVERTER CLUTCH PRESSURE CONTROL SOLENOID VALVE TOS SIG TOW/ HAUL IND TRANS IGN FUSE TRANSMISSION CONTROL MODULE TRANSMISSION FLUID TEMPERATURE SENSOR UNDERHOOD FUSE BLOCK VEHICLE SPD SENS LO REF VEHICLE SPD SENS SIG VEHICLE SPEED SENSOR VIO/BLK WIRE VIO/YEL WIRE WHT WIRE WHT/GRY WIRE WHT/LT GRN WIRE

6.0L 6.0L 6.6L A/C CLUTCH RLY CTRL A/C COMPRESSOR CLUTCH RELAY A/C PRESS 5 VOLT REF 1 A/C REFRIGERANT PRESS SENS LO REF A/C REFRIGERANT PRESS SENS SIG A/C REFRIGERANT PRESSURE SENSOR AC CLTCH FUSE AMBIENT AIR TEMP SENS LOW REF AMBIENT AIR TEMPERATURE SENSOR AMBT AIR TEMP SENS SIG B+ VOLT BATT POS VOLT BLK WIRE BLK/BLU WIRE BLK/BRN WIRE BLK/WHT WIRE BLU WIRE BLU/GRY WIRE BLU/VIO WIRE BRN WIRE BRN/GRN WIRE BRN/RED WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM COOL FAN 1 FUSE COOL FAN 2 FUSE COOL FAN CLTCH FUSE COOLING FAN 5 VOLT REF COOLING FAN CONTROL MODULE (6.6L) COOLING FAN LOW REF COOLING FAN RELAY COOLING FAN SPEED SIG CTRL SIG DK BLU WIRE DK BLU/GRY WIRE ENG COOLANT TEMP SENS SIG ENGINE CONTROL MODULE ENGINE CONTROLS IGNITION RELAY ENGINE COOLANT TEMPERATURE SENSOR GRN WIRE GRY WIRE GRY/RED WIRE HI COOLING FAN RLY CTRL HI SPD COOLING FAN RLY CTRL HI SPD GMLAN SERIAL DATA (-) (1) HOT AT ALL TIMES LEFT COOLING FAN MOTOR (4.3L, 6.2L, 5.3L) LO REF LOGIC B+ LOW REF MIRROR AMBIENT AIR TEMPERATURE SENSOR OUTSIDE AMBIENT AIR TEMP SENS LOW REF PASSENGER OUTSIDE REAR VIEW MIRROR RED/BRN WIRE RED/GRY WIRE RED/WHT WIRE RIGHT COOLING FAN MOTOR (4.3L, 6.2L, 5.3L) RLY SPD SIG SIG GND OUTSIDE AMBIENT AIR SENS SIG SPD SIG TCM/ECM FUSE UNDERHOOD FUSE BLOCK WHT WIRE WHT/BLK WIRE WHT/GRY WIRE

5 VOLT REF 6.0L AUTO OFF BATT POSITIVE VOLT BCM 4 FUSE BCM 6 FUSE BCM 7 FUSE BLK WIRE BLK/BRN WIRE BLK/GRN WIRE BLK/WHT WIRE BLU WIRE BLU/WHT WIRE BLU/YEL WIRE BODY CONTROL MODULE (LOWER LEFT SIDE OF DASH) BPP SENS LO REF BPP SENS SIG BRAKE PEDAL POSITION SENSOR BRN/GRN WIRE BRN/WHT WIRE CARGO LAMP SWITCH SIGNAL COIL SPLY VOLT COMPUTER DATA LINES SYSTEM DK BLU WIRE ENGINE CONTROL MODULE GMLAN DATA - (1) GRN/GRY WIRE GRN/VIO WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/GRN WIRE GRY/RED WIRE HAZARD SW HAZARD SW LT TURN SIG HAZARD SW RT TURN SIG HAZARD SWITCH HEAD PARK HEADLAMP SW PARK LAMP SIG HEADLAMP SWITCH HOT AT ALL TIMES INSTRUMENT PANEL JUNCTION BLOCK INSTRUMENT PANEL MULTI- FUNCTION SWITCH LAMP RELAY CONTROL LAMP SPLY VOLT LEFT DETECTION SIG LEFT LICENSE PLATE LAMP LICENSE PLATE LAMP LT GRN/YEL WIRE PARK LAMP RELAY CONTROL PUDDLE LAMP SPLY VOLT RED/BRN WIRE RED/DK BLU WIRE RED/GRY WIRE RED/LT GRN WIRE RED/WHT WIRE RIGHT DETECTION SIG RIGHT INSTRUMENT PANEL FUSE BLOCK RIGHT LICENSE PLATE LAMP SENSOR LO REF SER DATA (-) (1) STOP LAMP SW SIGNAL VIO/BLU WIRE VIO/WHT WIRE VIO/YEL WIRE W/ REAR BUMPER W/O REAR BUMPER BASE EQUIPMENT EXCEPT BASE EQUIPMENT W/O REAR BUMPER WHT WIRE WHT/GRN WIRE YEL/BLK WIRE YEL/BLU WIRE

6.0L 6.0L (VIN B) AUXILIARY BATTERY AUXILIARY BATTERY RELAY 1 AUXILIARY BATTERY RELAY 2 BATTERY BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE COOLING FAN CONTROL MODULE ENGINE CONTROL MODULE ENGINE COOLANT LEVEL SWITCH FROM RIGHT HEADLAMP ASSEMBLY (DIAGRAM 2 OF 6) FRONT AXLE ENGAGEMENT ACTUATOR FUEL PUMP RELAY GLOW PLUG CONTROL MODULE HOOD AJAR SWITCH IGNITION COIL 1 IGNITION COIL 2 IGNITION COIL 3 IGNITION COIL 4 IGNITION COIL 5 IGNITION COIL 6 IGNITION COIL 7 IGNITION COIL 8 IGNITION MAIN RELAY INSTRUMENT PANEL JUNCTION BLOCK MULTI-FUNCTION INTAKE AIR SENSOR NITROGEN OXIDES SENSOR 1 POWER TAKE OFF (PTO) CONTROLS POWER TAKE-OFF CONTROL MODULE REAR DEFOGGER RELAY REDUCTANT CONTROL MODULE RIGHT FRONT FOG LAMP SECONDARY FUEL PUMP RELAY STARTER RELAY STOP LAMP RELAY TRAILER BACKUP LAMPS RELAY TRANSFER CASE CONTROL MODULE TRANSFER CASE SHIFT CONTROL SWITCH TRANSMISSION CONTROL MODULE TURBOCHARGER VANE POSITION ACTUATOR UNDERHOOD FUSE BLOCK WHT WIRE WINDSHIELD WASHER PUMP RELAY WINDSHIELD WIPER MOTOR WINDSHIELD WIPER RELAY

6.0L ALTERNATIVE FUEL PRESSURE SENSOR ALTERNATIVE FUEL RAIL PRESSURE/ TEMPERATURE SENSOR ALTERNATIVE FUEL SYSTEM DATA CONNECTOR ALTERNATIVE FUEL TANK TEMPERATURE SENSOR AUDIO AMPLIFIER AUDIO/ VIDEO INPUT ADAPTER AUXILIARY AUDIO INPUT BLK WIRE CENTER CONSOLE COMPARTMENT ACCESSORY POWER RECEPTACLE CENTER SEAT ACCESSORY POWER RECEPTACLE CNG CONTROL MODULE CNG HIGH PRESSURE REGULATOR TEMPERATURE SENSOR FUEL PUMP DISABLE CONTROL MODULE FUEL PUMP DISABLE RELAY HUMAN MACHINE INTERFACE CONTROL MODULE INFLATABLE RESTRAINT SENSING, DIAGNOSTIC MODULE INFO DISPLAY MODULE INSTRUMENT PANEL JUNCTION BLOCK MEDIA DISC PLAYER MID LEVEL UP LEVEL NCA WIRE PARKING ASSIST CONTROL MODULE PASSENGER BACK SEAT BLOWER MOTOR PASSENGER BACK SEAT HEATING ELEMENT PASSENGER CUSHION SEAT BLOWER MOTOR PASSENGER CUSHION SEAT HEATING ELEMENT PASSENGER DOOR HANDLE FLOOD LAMP PASSENGER DOOR LATCH ASSEMBLY PASSENGER DOOR LOCK SWITCH PASSENGER OUTSIDE REAR VIEW MIRROR PASSENGER OUTSIDE REAR VIEW MIRROR CARGO LAMP PASSENGER OUTSIDE REAR VIEW MIRROR COURTESY LAMP PASSENGER OUTSIDE REAR VIEW MIRROR GLASS PASSENGER PRESENCE MODULE PASSENGER SEAT ADJUSTER SWITCH PASSENGER WINDOW SWITCH RADIO REAR VIEW CAMERA RIGHT MIDDLE SIDE MARKER LAMP RIGHT REAR DOOR LATCH ASSEMBLY RIGHT REAR WINDOW SWITCH RIGHT TURN SIGNAL REPEATER LAMP SEAT HEATING CONTROL MODULE TELEMATICS COMMUNICATION INTERFACE CONTROL MODULE USB RECEPTACLE W/ COLOR LIGHT SENSITIVE W/ DRIVER, PASSENGER SPLIT SEAT W/ FRONT SEAT ADJUSTER W/ FRONT SEAT ADJUSTER W/O DRIVER, PASSENGER SPLIT SEAT W/ FRONT SEAT HEATER W/ ONSTAR W/ POWER OPERATED WINDOW W/ REAR SEAT ENTERTAINMENT PACKAGE W/O COLOR LIGHT SENSITIVE W/O DRIVER, PASSENGER SPLIT SEAT W/O FRONT SEAT ADJUSTER W/O POWER OPERATED WINDOW W/O POWER OPERATED WINDOW W/ POWER OPERATED WINDOW WHT WIRE

4.3L/ 5.3L 6.0L 6.0L 6.6L A/C CLUTCH RLY CTRL A/C COMPRESSOR CLUTCH RELAY A/C PRESS 5 VOLT REF 1 A/C REFRIGERANT PRESS SENS LO REF A/C REFRIGERANT PRESS SENS SIG A/C REFRIGERANT PRESSURE SENSOR AC CLTCH FUSE AMBIENT AIR TEMP SENS LOW REF AMBIENT AIR TEMPERATURE SENSOR AMBT AIR TEMP SENS SIG B+ VOLT BATT POS VOLT BLK WIRE BLK/BLU WIRE BLK/BRN WIRE BLK/WHT WIRE BLU WIRE BLU/GRY WIRE BLU/VIO WIRE BRN WIRE BRN/GRN WIRE BRN/RED WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM COOL FAN 1 FUSE COOL FAN 2 FUSE COOL FAN CLTCH FUSE COOLING FAN 5 VOLT REF COOLING FAN CONTROL MODULE (6.6L) COOLING FAN LOW REF COOLING FAN RELAY COOLING FAN SPEED SIG CTRL SIG DK BLU WIRE DK BLU/GRY WIRE ENG COOLANT TEMP SENS SIG ENGINE CONTROL MODULE ENGINE CONTROLS IGNITION RELAY ENGINE COOLANT TEMPERATURE SENSOR GRN WIRE GRY WIRE GRY/RED WIRE HI COOLING FAN RLY CTRL HI SPD COOLING FAN RLY CTRL HI SPD GMLAN SERIAL DATA (-) (1) HOT AT ALL TIMES LEFT COOLING FAN MOTOR (4.3L, 5.3L) LO REF LOGIC B+ LOW REF MIRROR AMBIENT AIR TEMPERATURE SENSOR PASSENGER OUTSIDE REAR VIEW MIRROR RED/BRN WIRE RED/GRY WIRE RED/WHT WIRE RIGHT COOLING FAN MOTOR (4.3L, 5.3L) RLY SPD SIG SIG GND OUTSIDE AMBIENT AIR SENS SIG OUTSIDE AMBIENT AIR TEMP SENS LOW REF SPD SIG TCM/ECM FUSE UNDERHOOD FUSE BLOCK WHT WIRE WHT/BLK WIRE WHT/GRY WIRE

6.0L 6.0L 6.6L AIR BAG/INFO FUSE AUXILIARY BATTERY AUXILIARY BATTERY FUSE BLOCK AUXILIARY BATTERY RELAY 1 AUXILIARY BATTERY RELAY 2 AUXILIARY GENERATOR BATTERY BCM 6 FUSE BCM 8 FUSE BLK WIRE BODY CONTROL MODULE CARGO LAMP RELAY ELECTRICAL AUXILIARY HEATER EXCEPT BASE EQUIPMENT EXTENDED CAB CREW CAB FROM UNDERHOOD FUSE BLOCK (DIAGRAM 3 OF 7) FUSE 1 FUSE 2 FUSE 3 FUSE 4 FUSE 7 FUSE 8 GENERATOR GENERATOR FUSE HOLDER GLOW PLUG CONTROL MODULE INFLATABLE RESTRAINT SENSING, DIAGNOSTIC MODULE INSTRUMENT PANEL JUNCTION BLOCK PASS SEAT FUSE PASSENGER PRESENCE MODULE PASSENGER SEAT ADJUSTER SWITCH PASSENGER WINDOW SWITCH POWER STEERING CONTROL MODULE POWER TAKE-OFF CONTROL MODULE REAR OF ENGINE COMPT) RED WIRE RED/BLU WIRE RED/BRN WIRE RED/DK BLU WIRE RED/GRN WIRE RED/GRY WIRE RED/LT GRN WIRE RED/VIO WIRE RED/WHT WIRE RED/YEL WIRE RIGHT INSTRUMENT PANEL FUSE BLOCK RIGHT REAR WINDOW SWITCH RR SLD WNDW FUSE RT DR WNDW MTR FUSE SLIDING REAR WINDOW CLOSE RELAY SLIDING REAR WINDOW OPEN RELAY STARTER MOTOR TELEMATICS COMMUNICATION INTERFACE CONTROL MODULE TO RIGHT INSTRUMENT PANEL FUSE BLOCK (DIAGRAM 5 OF 7) TO UNDERHOOD FUSE BLOCK (DIAGRAM 3 OF 7) TRANSFER CASE SHIFT CONTROL SWITCH VIO/BRN WIRE W/ DUAL GENERATOR

6.0L 6.0L (VIN G) ACC IGN VOLT AUXILIARY CHASSIS CONTROL MODULE BASE EQUIPMENT EXCEPT BASE EQUIPMENT BLK WIRE BODY CONTROL MODULE CHASSIS CONTROL MODULE CHG IND CTRL DK BLU WIRE DLIS FUSE DRIVER SEAT ADJUSTER SWITCH DRIVER WINDOW MOTOR DRVR PWR SEAT FUSE ECM IGN FUSE ENGINE CONTROL MODULE ENGINE CONTROLS IGNITION RELAY EXTENDED CAB CREW CAB FROM ACCY PWR MDL/TPIM PUMP FUSE (DIAGRAM 3 OF 7) FROM LEFT INSTRUMENT PANEL FUSE BLOCK (DIAGRAM 6 OF 7) FROM UNDERHOOD FUSE BLOCK (DIAGRAM 3 OF 7) FRONT AXLE ENGAGEMENT ACTUATOR FUEL PUMP 2 FUSE FUEL PUMP DRIVER CONTROL MODULE GARAGE DOOR OPENER GLOW PLUG CONTROL MODULE GRN WIRE GRN/VIO WIRE IGNITION MAIN RELAY IGNITION SWITCH J124 (6.0L) J123 (6.6L) KEY-IN IGNITION SWITCH LEFT INSTRUMENT PANEL FUSE BLOCK LEFT REAR WINDOW SWITCH LT DRS FUSE MISC IGN FUSE MOBILE DEVICE WIRELESS CHARGER MODULE OFF PNK WIRE PPL/LT GRN WIRE RED WIRE RED/BLU WIRE RED/DK BLU WIRE RED/YEL WIRE ROOF BEACON SWITCH RUN WIRE SEAT MEMORY CONTROL MODULE SECONDARY FUEL PUMP RELAY TO CONFIGURABLE PROVISION RELAY 4 (DIAGRAM 7 OF 7) TO PRK ENBL/ EAP FUSE (DIAGRAM 6 OF 7) TRANS IGN FUSE TRANSMISSION CONTROL MODULE UGDO/ ISRVM FUSE UNDERHOOD FUSE BLOCK VIO/BLK WIRE VIO/LT GRN WIRE VIO/WHT WIRE VIO/YEL WIRE W/ ROOF MOUNTED PROVISION W/O ROOF MOUNTED PROVISION WHT/BLK WIRE WHT/VIO WIRE

6.0L 6.0L (VIN B) 6.0L (VIN G) A/C COMPRESSOR CLUTCH RELAY A/T ABS PUMP FUSE ABS VLV FUSE AC CLTCH FUSE ACCY PWR MDL/TPIM PUMP FUSE AHA/AHA RVC (6.0L) A/C CMPRSR MDL/BATT RVC (6.6L) FUSE ALTERNATIVE FUEL FUSE HOLDER 1 ALTERNATIVE FUEL FUSE HOLDER 2 ALTERNATIVE FUEL INJECTOR RELAY ALTERNATIVE FUEL SYSTEM DATA CONNECTOR ASSIST STEP CONTROL MODULE AUXILIARY CHASSIS CONTROL MODULE BASE EQUIPMENT BLUNT CUT) BODY CONTROL MODULE CHASSIS CONTROL MODULE CNG CONTROL MODULE ELC RNG BDS FUSE ELEC PRK BRK FUSE ELECTRONIC BRAKE CONTROL MODULE ENGINE CONTROL MODULE ESC ELC EXH FUSE EVAPORATIVE EMISSION VENT SOLENOID VALVE EXCEPT BASE EQUIPMENT FPPM FUSE FROM AUXILIARY BATTERY FUSE BLOCK (DIAGRAM 1 OF 7) FROM BATTERY FUSE BLOCK (DIAGRAM 1 OF 7) FRONT FOG LAMP RELAY FRT/WPR FUSE FUEL HEATER FUSE FUEL HEATER RELAY FUEL PUMP DRIVER CONTROL MODULE FUEL PUMP FUSE FUEL PUMP RELAY FUSE HEADLAMP HIGH BEAM RELAY HORN RELAY I/P BEC 1 FUSE I/P BEC 2 FUSE ICCM FUSE INSTRUMENT PANEL JUNCTION BLOCK INT HTR FUSE LEFT TRAILER STOP/TURN SIGNAL LAMP RELAY LT GRN WIRE MSB DRVR FUSE MSB PASS FUSE REAR DEFOGGER RELAY RED WIRE RED/BRN WIRE RED/DK BLU WIRE RED/GRN WIRE RED/GRY WIRE RED/LT GRN WIRE RED/VIO WIRE RED/WHT WIRE RED/YEL WIRE REDUCTANT CONTROL MODULE RIGHT TRAILER STOP/TURN SIGNAL LAMP RELAY STARTER RELAY STOP LAMP RELAY STRTR FUSE SUSPENSION CONTROL MODULE TCM/ECM FUSE TO AUXILIARY BATTERY RELAY 1 (DIAGRAM 1 OF 7) TO ENGINE CONTROLS IGNITION RELAY (DIAGRAM 2 OF 7) TO LEFT INSTRUMENT PANEL FUSE BLOCK (DIAGRAM 2 OF 7) TO LEFT INSTRUMENT PANEL FUSE BLOCK (DIAGRAM 4 OF 7) TRAILER BACKUP LAMPS RELAY TRAILER BRAKE POWER CONTROL MODULE TRAILER BRAKE PROVISION TRAILER CAMPER PROVISION TRAILER CONNECTOR TRAILER PARK LAMPS RELAY TRANSFER CASE CONTROL MODULE TRANSMISSION CONTROL MODULE TRLR BATT FUSE TRLR BRK FUSE UNDERHOOD FUSE BLOCK W/ AUXILIARY BATTERY W/ SPECIAL EQUIPMENT W/O AUXILIARY BATTERY W/O SPECIAL EQUIPMENT WINDSHIELD WASHER PUMP RELAY WINDSHIELD WIPER RELAY WINDSHIELD WIPER SPEED CONTROL RELAY

4.3L, 5.3L, 6.2L 6.0L 4.3L/ 5.3L 6 SPEED 8 SPEED 6.0L 4.3L, 5.3L, 6.2L 6.0L 8 SPEED AUTOMATIC TRANSMISSION ASSEMBLY AUTOMATIC TRANSMISSION ASSEMBLY (6 SPEED) BATTERY BATTERY CURRENT SENSOR BATTERY FUSE BLOCK BLK WIRE BLK/GRY WIRE BLK/WHT WIRE BODY CONTROL MODULE (LOWER LEFT SIDE OF DASH) CHARGING CIRCUIT COMPUTER DATA LINES SYSTEM CONTROL SOLENOID VALVE ASSEMBLY DK BLU WIRE ECM IGN FUSE ENGINE CONTROL MODULE FUEL PUMP PRIME FUSE FUSE 2 GMLAN SERIAL DATA - 1 GRY WIRE HIGH SPEED GMLAN SERIAL DATA (-) (1) HOT W/ ENGINE CONTROL MODULE WAKEUP RELAY ENERGIZED HOT W/ IGNITION MAIN RELAY ENERGIZED IGN KEY SIG IGNITION SWITCH J126 (4.3L, 5.3L) J125 (6.0L) LOW REF OFF OFF/RUN/ CRANK VOLT RED WIRE RED/GRN WIRE RED/YEL WIRE RUN WIRE RUN/CRANK IGN 1 VOLT SIG GND STARTER ENABLE RELAY CTRL STARTER MOTOR STARTER RELAY STRTR FUSE TRANSMISSION CONTROL MODULE TRANSMISSION INTERNAL MODE SWITCH TRANSMISSION PARK/ NEUTRAL SIG 1 UNDERHOOD FUSE BLOCK VIO/GRN WIRE VIO/LT GRN WIRE WHT WIRE WHT/BLK WIRE WHT/GRY WIRE WHT/VIO WIRE YEL WIRE YEL/BLK WIRE