Chevrolet Silverado GMT K2XX facelift (2015-2019) instrument panel junction block Wiring diagrams

2/- ABS PUMP FUSE ABS VLV FUSE BATT POSITIVE VOLT BLK WIRE BLK/WHT WIRE BLK/YEL WIRE BLU/YEL WIRE BRAKE BOOSTER VACUUM SENSOR BRAKE FLUID LEVEL SENS SIG BRAKE FLUID LEVEL SWITCH BRAKE PRESSURE MODULATOR BRAKE VACUUM SENS 5 VOLT REF BRAKE VACUUM SENS LOW REF BRAKE VACUUM SENS SIG CMBD VHCE IN SENS SPLY VOLT COMPUTER DATA LINES SYSTEM DK BLU WIRE ELECTRONIC BRAKE CONTROL MODULE (ON LEFT SIDE OF FRAME ASSEMBLY) EXCEPT BASE EQUIPMENT BASE EQUIPMENT GMLAN GMLAN SERIAL DATA - 1 GMLAN SERIAL DATA 2 GRN/GRY WIRE GRY WIRE GRY/BLK WIRE GRY/BRN WIRE GRY/WHT WIRE GRY/YEL WIRE HOT AT ALL TIMES INSTRUMENT PANEL JUNCTION BLOCK LEFT FRONT WHEEL SPEED SENSOR LEFT REAR WHEEL SPEED SENSOR LF WHL SPD SENS CTRL LF WHL SPD SENS SIG LR WHL SPD SENS CTRL LR WHL SPD SENS SIG LT GRN/BRN WIRE LT GRN/GRY WIRE NCA WIRE RED/VIO WIRE RED/YEL WIRE RF WHL SPD SENS CTRL RF WHL SPD SENS SIG RR WHL SPD SENS CTRL RR WHL SPD SENS SIG SENS SERIAL DATA COMM ENABLE SPLY VOLT STEERING WHEEL ANGLE SENSOR (ON STEERING COLUMN) UNDERHOOD FUSE BLOCK VEHICLE SPD SIG VIO WIRE WHT WIRE WHT/DK BLU WIRE YEL WIRE YEL/PPL WIRE YEL/RED WIRE

4.3L FLEX FUEL 5 VOLT REF 5.3L FLEX FUEL, 6.2L 6.6L TURBO DIESEL ABS IND. BASE EQUIPMENT BLK WIRE BLK/BRN WIRE BLK/GRN WIRE BLK/WHT WIRE BLU/VIO WIRE BLU/YEL WIRE BODY CONTROL MODULE BPP SENS LO REF BPP SENS SIG BRAKE IND BRAKE PEDAL POSITION SENSOR (BEHIND BRAKE PEDAL ASSEMBLY) COMPUTER DATA LINES SYSTEM DESCENT SW DK BLU WIRE DK BLU/VIO WIRE DRIVER INFORMATION CENTER DISPLAY ENGINE CONTROL MODULE EQUIPMENT) ESC IND ESC OFF IND EXCEPT BASE EXCEPT BASE EQUIPMENT GMLAN DATA GMLAN DATA - (1) GRN/GRY WIRE GRY/BRN WIRE GRY/RED WIRE GRY/YEL WIRE HILL DESCENT CONTROL SWITCH HOT AT ALL TIMES INSTRUMENT CLUSTER INSTRUMENT PANEL JUNCTION BLOCK INSTRUMENT PANEL MULTI- FUNCTION SWITCH IPC FUSE LEFT INSTRUMENT PANEL FUSE BLOCK LOGIC NCA WIRE PARK BRAKE SWITCH PRK BRK SW SIG RED/GRY WIRE RIGHT FRONT WHEEL SPEED SENSOR RIGHT REAR WHEEL SPEED SENSOR SENS LOW REF STOP LP SW SIG TRACTION CONTROL OFF IND TRACTION CONTROL OFF SWITCH TRACTION SW VIO WIRE WHT WIRE WHT/GRN WIRE YEL 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

ACCESSORY DC/AC POWER INVERTER MODULE BASE EQUIPMENT EXCEPT BASE EQUIPMENT BLK WIRE BLOWER MOTOR CARGO LAMP RELAY CENTER CONSOLE COMPARTMENT ACCESSORY POWER RECEPTACLE CENTER CONSOLE COMPARTMENT LAMP CENTER CONSOLE REAR ACCESSORY POWER RECEPTACLE CENTER HIGH MOUNTED STOP LAMP CHILD SECURITY LOCK DISABLE RELAY DATA LINK CONNECTOR DOME LAMP SWITCH DOOR DEAD LOCK RELAY ELECTRICAL AUXILIARY HEATER FIVE LAMP, ROOF MARKER FRONT MIDDLE ROOF CLEARANCE LAMP FRONT OVERHEAD CONSOLE LEFT DOME/ READING LAMPS GARAGE DOOR OPENER HORN SWITCH INSIDE REAR VIEW MIRROR INSTRUMENT PANEL 1 ACCESSORY POWER RECEPTACLE INSTRUMENT PANEL 2 ACCESSORY POWER RECEPTACLE INSTRUMENT PANEL ACCESSORY POWER RECEPTACLE INSTRUMENT PANEL JUNCTION BLOCK LEFT FRONT OUTER ROOF CLEARANCE LAMP LEFT STEERING WHEEL CONTROLS SWITCH LEFT SUNSHADE MOBILE DEVICE WIRELESS CHARGER MODULE NCA WIRE OVERHEAD CONSOLE ACCENT LAMP PASSENGER AIR BAG DISABLED INDICATOR RADIO PRESETS STEERING WHEEL CONTROLS SWITCH RADIO VOLUME STEERING WHEEL CONTROLS SWITCH RED WIRE RETAINED ACCESSORY POWER RELAY 2 RIGHT FRONT OUTER ROOF CLEARANCE LAMP RIGHT FRONT OVERHEAD CONSOLE DOME/ READING LAMPS RIGHT STEERING WHEEL CONTROLS SWITCH RIGHT SUNSHADE ROOF BEACON PROVISION (BLUNT CUT) ROOF BEACON RELAY ROOF BEACON SWITCH SLIDING REAR WINDOW CLOSE RELAY SLIDING REAR WINDOW OPEN RELAY SLIDING REAR WINDOW SWITCH STEERING WHEEL AIR BAG COIL STEERING WHEEL HEATER STEERING WHEEL HEATING CONTROL MODULE SUNROOF MOTOR SUNROOF SWITCH TRANSFER CASE SHIFT CONTROL SWITCH W/ HEATER STEERING WHEEL W/ ROOF MOUNTED PROVISIONS LAMP W/ SUN ROOF GLASS SLIDING WINDSHIELD FRONT VIEW CAMERA YEL WIRE

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

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 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

AC INV FUSE ACCESSORY DC/AC POWER INVERTER MODULE AMP FUSE AUDIO AMPLIFIER AUDIO/ VIDEO INPUT ADAPTER AUXILIARY AUDIO INPUT BARE BASE EQUIPMENT BCM 2 FUSE BCM 4 FUSE BCM 7 FUSE BLK WIRE BLK/WHT WIRE BLOWER MOTOR BLU/BRN WIRE BODY CONTROL MODULE CUT SHIELD) DK BLU/BRN WIRE EXCEPT BASE EQUIPMENT FROM BATTERY FUSE BLOCK (DIAGRAM 1 OF 7) FROM INSTRUMENT PANEL JUNCTION BLOCK (DIAGRAM 1 OF 7) FRT BLWR FUSE HUMAN MACHINE INTERFACE CONTROL MODULE INFOTMNT FUSE INSTRUMENT PANEL JUNCTION BLOCK INVERTER CTRL LEFT STEERING WHEEL CONTROLS SWITCH LOGIC LOW REF LT GRN WIRE MEDIA DISC PLAYER NCA WIRE PARKING ASSIST CONTROL MODULE RADIO RDO FUSE RED WIRE RED/BRN WIRE RED/DK BLU WIRE RED/GRN WIRE RED/GRY WIRE RED/LT GRN WIRE RED/VIO WIRE RED/YEL WIRE RIGHT INSTRUMENT PANEL FUSE BLOCK RIGHT STEERING WHEEL CONTROLS SWITCH ROOF BEACON RELAY RSE FUSE STEERING WHEEL AIR BAG COIL STR WHL CNTRL FUSE SUNROOF FUSE SUNROOF MOTOR TO RETAINED ACCESSORY POWER RELAY 2 (DIAGRAM 6 OF 7) USB RECEPTACLE USB/OBS DET FUSE VIO/BRN WIRE W/ FRONT COMPARTMENT FLOOR CUSTOM CONSOLE W/ REAR SEAT ENTERTAINMENT W/ ROOF MOUNTED PROVISIONS W/O ROOF MOUNTED PROVISIONS WINDSHIELD FRONT VIEW CAMERA YEL WIRE

ACCY/RUN CRNK FUSE APO 1/LTR FUSE APO 2 FUSE APO 3 FUSE APO 4 FUSE APO/BATT FUSE APO/RAP FUSE BLK WIRE BODY CONTROL MODULE CENTER CONSOLE COMPARTMENT ACCESSORY POWER RECEPTACLE CENTER CONSOLE REAR ACCESSORY POWER RECEPTACLE CENTER SEAT ACCESSORY POWER RECEPTACLE COLLISION ALERT INDICATORS ELECTRICAL AUXILIARY HEATER FORWARD ADJUSTABLE PEDAL RELAY FROM LT DRS FUSE (DIAGRAM 2 OF 7) FROM USB/OBS DET FUSE (DIAGRAM 5 OF 7) GRN/VIO WIRE GRY WIRE GRY/VIO WIRE HTD WHL FUSE HVAC CONTROL MODULE HVAC/AUX HVAC IGN FUSE IGNITION MAIN RELAY INSIDE REAR VIEW MIRROR INSTRUMENT CLUSTER INSTRUMENT PANEL 1 ACCESSORY POWER RECEPTACLE INSTRUMENT PANEL 2 ACCESSORY POWER RECEPTACLE INSTRUMENT PANEL ACCESSORY POWER RECEPTACLE INSTRUMENT PANEL JUNCTION BLOCK INSTRUMENT PANEL MULTI- FUNCTION SWITCH IPC IGN/SDM IGN FUSE LEFT INSTRUMENT PANEL FUSE BLOCK NCA WIRE PASSENGER AIR BAG DISABLED INDICATOR PRK ENBL/ EAP FUSE REAR VIEW CAMERA REARWARD ADJUSTABLE PEDAL RELAY RED WIRE RED/BRN WIRE RED/WHT WIRE RETAINED ACCESSORY POWER RELAY 1 RETAINED ACCESSORY POWER RELAY 2 RIGHT INSTRUMENT PANEL FUSE BLOCK SEO ALC FUSE SEO RAP FUSE SLIDING REAR WINDOW SWITCH SPARE FUSE STEERING WHEEL AIR BAG COIL STEERING WHEEL HEATING CONTROL MODULE SUNROOF MOTOR TO MOBILE DEVICE WIRELESS CHARGER MODULE (DIAGRAM 2 OF 7) TO UNDERHOOD FUSE BLOCK (DIAGRAM 2 OF 7) TRANSFER CASE CONTROL MODULE TRANSMISSION PARK POSITION RELAY UNDERHOOD FUSE BLOCK VIO WIRE VIO/BLK WIRE VIO/GRN WIRE VIO/GRY WIRE VIO/LT GRN WIRE VIO/WHT WIRE VIO/YEL WIRE W/O FRONT COMPARTMENT CONSOLE YEL WIRE

AUX 1 AUX 2- AUX 3 AUX 4 BASE EQUIPMENT BLK WIRE BLU/GRN WIRE CONFIGURABLE PROVISION RELAY 1 CONFIGURABLE PROVISION RELAY 2 CONFIGURABLE PROVISION RELAY 3 CONFIGURABLE PROVISION RELAY 4 EXCEPT BASE EQUIPMENT FROM ENGINE CONTROLS IGNITION RELAY (DIAGRAM 2 OF 7) FROM IGNITION MAIN RELAY (DIAGRAM 2 OF 7) GRN/GRY WIRE INSTRUMENT PANEL JUNCTION BLOCK INSTRUMENT PANEL MULTI- FUNCTION SWITCH NOT USED NOT USED RED/LT GRN WIRE RED/WHT WIRE UPFTR 1 FUSE UPFTR 2 FUSE UPFTR 3 FUSE UPFTR 4 FUSE WHT WIRE WHT/BLU WIRE YEL/WHT WIRE