Chevrolet Silverado GMT K2XX facelift (2015-2019) except base equipment Wiring diagrams

ASSIST STEP CONTROL MODULE BASE EQUIPMENT BLU/YEL WIRE COMM ENABLE DK BLU WIRE DK BLU/YEL WIRE EXCEPT BASE EQUIPMENT GRN WIRE GRN/WHT WIRE HI SPD DATA (+) 2 HI SPD DATA (+) 2 ACC WAKEUP SER DATA HI SPD DATA (-) 2 LO SPD SER DATA HI SPD SER DATA (+) 1 ACC WAKEUP SERIAL DATA HI SPD SER DATA (-) 1 HI SPD SER DATA (-) 2 INFLATABLE RESTRAINT SENSING, DIAGNOSTIC MODULE INSTRUMENT PANEL JUNCTION BLOCK LIN NETWORK BUS 8 LO SPD SER DATA LT GRN WIRE LT GRN/WHT WIRE PARKING ASSIST CONTROL MODULE (IF EQUIPPED) (BELOW LOWER RIGHT OF REAR WINDOW) PASSENGER PRESENCE MODULE (IF EQUIPPED) POWER STEERING CONTROL MODULE POWER TAKE-OFF CONTROL MODULE SEAT MEMORY CONTROL MODULE (IF EQUIPPED) (UNDER DRIVER SEAT) STEERING WHEEL ANGLE SENSOR TRANSFER CASE CONTROL MODULE (IF EQUIPPED) VIO/YEL WIRE WHT WIRE WHT/DK BLU WIRE

BASE EQUIPMENT EXCEPT BASE EQUIPMENT BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE COLLISION ALERT INDICATORS DATA LINK CONNECTOR DRIVER SEAT HEATING, COOLING SWITCH EXCEPT BASE EQUIPMENT FORWARD ADJUSTABLE PEDAL RELAY HEADLAMP SWITCH HVAC CONTROL MODULE IGNITION MAIN RELAY INSTRUMENT CLUSTER INSTRUMENT PANEL JUNCTION BLOCK INSTRUMENT PANEL MULTI- FUNCTION SWITCH NCA WIRE PASSENGER SEAT HEATING, COOLING SWITCH REARWARD ADJUSTABLE PEDAL RELAY RETAINED ACCESSORY POWER RELAY 1 STEERING WHEEL ANGLE SENSOR TOW/HAUL MODE SWITCH TRANSMISSION MANUAL SHIFT SWITCH TRANSMISSION SHIFT LOCK CONTROL SOLENOID ACTUATOR TURN SIGNAL/ MULTI-FUNCTION SWITCH WHT WIRE WINDSHIELD WIPER MOTOR

BACK SIG BASE EQUIPMENT BATT POS VOLT BLK WIRE BLK/YEL WIRE BLU WIRE BUS 12 CIRCUIT COAX COMPUTER DATA LINES SYSTEM DISPLAY DISPLAY SIG + DOWN SIG EXCEPT BASE EQUIPMENT FORWARD SIG GMLAN SERIAL DATA GRN/BLK WIRE GRN/BRN WIRE GROUND GROUND DISTRIBUTION SYSTEM GRY/GRN WIRE GRY/YEL WIRE HOT AT ALL TIMES HTD STEERING IND SIG INFO DISPLAY MODULE INFOTAINMENT INSTRUMENT PANEL JUNCTION BLOCK LOGIC LT GRN/DK BLU WIRE LT GRN/WHT WIRE LVDS MUTE NETWORK NETWORK BUS 10 NETWORK BUS 5 POWER DISTRIBUTION SYSTEM RADIO CONTROLS RADIO PRESETS STEERING WHEEL CONTROLS SWITCH RADIO VOLUME STEERING WHEEL CONTROLS SWITCH RED/GRY WIRE RED/VIO WIRE RED/YEL WIRE RIGHT INSTRUMENT PANEL FUSE BLOCK RIGHT STEERING WHEEL CONTROLS SWITCH SEATS SYSTEM SEEK DOWN SEEK UP SOUND SYSTEMS SOURCE STEERING WHEEL AIR BAG COIL STR WHL CNTRL FUSE UP SIG USB USB/OBS DET FUSE VIDEO SYSTEM VOICE VOL (-) WHT WIRE WHT/BLU WIRE WHT/YEL WIRE YEL WIRE YEL/BLU WIRE

BASE EQUIPMENT BATT POSITIVE VOLT BATT POST VOLT BLK WIRE BLU WIRE BLU/BLK WIRE BRN/BLU WIRE COMPUTER DATA LINES SYSTEM EXCEPT BASE EQUIPMENT GRN WIRE GRN/BLK WIRE GRY/VIO WIRE HOT AT ALL TIMES INSTRUMENT PANEL JUNCTION BLOCK LEFT FRONT DOOR SPEAKER LEFT INSTRUMENT PANEL SPEAKER LEFT REAR DOOR SPEAKER LEFT REAR TRIM PANEL SPEAKER LF SPEAKER (+) (1) LH REAR SPEAKER (-) MEDIA DISC PLAYER MOST CONTROL RADIO RDO FUSE RED/VIO WIRE RF SPEAKER (+) (1) RH REAR SPEAKER (-) RIGHT FRONT DOOR SPEAKER RIGHT INSTRUMENT PANEL FUSE BLOCK RIGHT INSTRUMENT PANEL SPEAKER RIGHT REAR DOOR SPEAKER RIGHT REAR TRIM PANEL SPEAKER SERIAL DATA SIG GND W/ ENHANCED AUDIO SPEAKER SYSTEM W/ REAR SEAT ENTERTAINMENT W/O REAR SEAT ENTERTAINMENT WHT WIRE WHT/LT GRN WIRE WHT/VIO WIRE YEL WIRE YEL/BLK 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

BACK SIG BASE EQUIPMENT BAT POS VOLT BATT POS BLK WIRE BLU WIRE BUS 10 BUS 12 BUS 5 CIRCUIT COMPUTER DATA LINES SYSTEM CTRL DATA DIMMING DISPLAY DISPLAY SIG + DOWN SIG EXCEPT BASE EQUIPMENT FWD SIG GMLAN SERIAL GRN/BLK WIRE GRN/BRN WIRE GROUND GROUND DISTRIBUTION SYSTEM GRY/GRN WIRE HOT AT ALL TIMES ILL INFO DISPLAY MODULE INSTRUMENT PANEL JUNCTION BLOCK IPC FUSE LEFT INSTRUMENT PANEL FUSE BLOCK LEFT STEERING WHEEL CONTROLS SWITCH LOGIC LT GRN/DK BLU WIRE LT GRN/WHT WIRE LVDS MUTE VOL + NETWORK RADIO CONTROLS RADIO PRESETS STEERING WHEEL CONTROLS SWITCH RADIO VOLUME STEERING WHEEL CONTROLS SWITCH RED/GRY WIRE RED/VIO WIRE RED/YEL WIRE RIGHT INSTRUMENT PANEL FUSE BLOCK RIGHT STEERING WHEEL CONTROLS SWITCH SEATS SYSTEM SEEK SOURCE DOWN SEEK UP STEERING WHEEL AIR BAG COIL STR WHL CNTRL FUSE UP SIG VIDEO SYSTEM VOICE VOL (-) VOLT W/ FRONT COMPARTMENT FLOOR CUSTOM CONSOLE W/ REAR VIEW CAMERA W/O REAR VIEW CAMERA WHT WIRE WHT/YEL WIRE YEL WIRE YEL/BLU WIRE

BACK SIG BASE EQUIPMENT BATT POS VOLT BLK WIRE BLK/YEL WIRE BLU WIRE BUS 12 CIRCUIT COAX COMPUTER DATA LINES SYSTEM DISPLAY DISPLAY SIG + DOWN SIG EXCEPT BASE EQUIPMENT FORWARD SIG GMLAN SERIAL DATA GRN/BLK WIRE GRN/BRN WIRE GROUND GROUND DISTRIBUTION SYSTEM GRY/GRN WIRE GRY/YEL WIRE HOT AT ALL TIMES HTD STEERING IND SIG INFO DISPLAY MODULE INFOTAINMENT INSTRUMENT PANEL JUNCTION BLOCK LOGIC LT GRN/DK BLU WIRE LT GRN/WHT WIRE LVDS MUTE NETWORK NETWORK BUS 10 NETWORK BUS 5 POWER DISTRIBUTION SYSTEM RADIO CONTROLS RADIO PRESETS STEERING WHEEL CONTROLS SWITCH RADIO VOLUME STEERING WHEEL CONTROLS SWITCH RED/GRY WIRE RED/VIO WIRE RED/YEL WIRE RIGHT INSTRUMENT PANEL FUSE BLOCK RIGHT STEERING WHEEL CONTROLS SWITCH SEATS SYSTEM SEEK DOWN SEEK UP SOUND SYSTEMS SOURCE STEERING WHEEL AIR BAG COIL STR WHL CNTRL FUSE UP SIG USB USB/OBS DET FUSE VIDEO SYSTEM VOICE VOL (-) WHT WIRE WHT/BLU WIRE WHT/YEL WIRE YEL WIRE YEL/BLU WIRE

BASE EQUIPMENT BATT POSITIVE VOLT BATT POST VOLT BLK WIRE BLU WIRE BLU/BLK WIRE BRN/BLU WIRE COMPUTER DATA LINES SYSTEM EXCEPT BASE EQUIPMENT GRN WIRE GRN/BLK WIRE GRY/VIO WIRE HOT AT ALL TIMES INSTRUMENT PANEL JUNCTION BLOCK LEFT FRONT DOOR SPEAKER LEFT INSTRUMENT PANEL SPEAKER LEFT REAR DOOR SPEAKER LEFT REAR TRIM PANEL SPEAKER LF SPEAKER (+) (1) LH REAR SPEAKER (-) MEDIA DISC PLAYER MOST CONTROL RADIO RDO FUSE RED/VIO WIRE RF SPEAKER (+) (1) RH REAR SPEAKER (-) RIGHT FRONT DOOR SPEAKER RIGHT INSTRUMENT PANEL FUSE BLOCK RIGHT INSTRUMENT PANEL SPEAKER RIGHT REAR DOOR SPEAKER RIGHT REAR TRIM PANEL SPEAKER SERIAL DATA SIG GND W/ ENHANCED AUDIO SPEAKER SYSTEM W/ REAR SEAT ENTERTAINMENT W/O REAR SEAT ENTERTAINMENT WHT WIRE WHT/LT GRN WIRE WHT/VIO WIRE YEL WIRE YEL/BLK WIRE

BASE EQUIPMENT BCM 3 FUSE BLK WIRE BLK/ORG WIRE BRAKE FLUID LEVEL SWITCH BRAKE IND BRK FLUID LVL COMPUTER DATA LINES SYSTEM DK BLU WIRE DK BLU/YEL WIRE DLIS FUSE DRIVER INFORMATION CENTER DISPLAY DRIVER SEAT BELT SW LO REF DRIVER SEAT BELT SW SIG DRIVER SEAT BELT SWITCH DRIVER SEAT BELT BUCKLE DRIVER SEAT POS SW SIG DRIVER SEAT POSITION SENSOR ELECTRONIC BRAKE CONTROL MODULE EXCEPT BASE EQUIPMENT GMLAN SER DATA (-) (2) GRN/GRY WIRE GRY/GRN WIRE HI SPD GMLAN SERIAL DATA (-) (1) HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED IGNITION SWITCH INFLATABLE RESTRAINT SENSING, DIAGNOSTIC MODULE INSTRUMENT CLUSTER INSTRUMENT PANEL JUNCTION BLOCK IPC IGN/ SDM IGN FUSE KEY-IN IGNITION SWITCH LEFT INSTRUMENT PANEL FUSE BLOCK LO SPD GMLAN SER DATA LOGIC NCA WIRE OFF ORG/BLU WIRE ORG/BRN WIRE ORG/GRN WIRE ORG/VIO WIRE PASS SEAT BELT IND PASS SEAT BELT SW LO REF PASS SEAT BELT SWITCH SIG PASS SEAT POSITION SWITCH SIG PASSENGER AIR BAG DISABLED INDICATOR PASSENGER SEAT BELT SWITCH PASSENGER SEAT BELT BUCKLE PASSENGER SEAT POSITION SENSOR POWER DISTRIBUTION SYSTEM RED WIRE RED/BLU WIRE RED/GRY WIRE RUN WIRE RUN/CRANK SEAT BELT IND SEAT BELT ON IND TIRE PRESSURE IND VIO WIRE VIO/BLK WIRE VIO/WHT WIRE WHT WIRE WHT/VIO WIRE