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

ACT FORWARD CTRL ADJUSTABLE PEDAL MOTOR ADJUSTABLE PEDAL POSITION SENSOR BLK WIRE BLK/BLU WIRE BLK/GRY WIRE BLU WIRE BLU/GRN WIRE COMPUTER DATA LINES SYSTEM DLC/DSM FUSE DRIVER SEAT MEMORY SWITCH DRVR PWR SEAT FUSE EXIT FORWARD SIG GRN WIRE GRN/GRY WIRE GRN/VIO WIRE GRN/WHT WIRE HIGH REF HOT AT ALL TIMES INSTRUMENT PANEL JUNCTION BLOCK INSTRUMENT PANEL MULTI- FUNCTION SWITCH LEFT INSTRUMENT PANEL FUSE BLOCK LOW REF LOW REFERENCE LOW SPD GMLAN LT GRN/VIO WIRE NETWORK BUS 8 PEDAL SENS SIG POSITIVE VOLT REARWARD CTRL REARWARD SIG RED/BRN WIRE RED/YEL WIRE SEAT MEMORY CONTROL MODULE SET SIG SET- SWITCH SIG 1 WHT WIRE WHT/GRY WIRE WHT/RED WIRE YEL 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

ADJUSTABLE PEDAL CIRCUIT BLK WIRE BLK/BLU WIRE BLK/GRY WIRE BLU WIRE BLU/GRN WIRE BLU/VIO WIRE BLU/YEL WIRE BRN WIRE BRN/WHT WIRE DLC/DSM FUSE DOWN DOWN SW SIG DRIVER LEFT REAR SEAT HAPTIC MOVEMENT MOTOR DRIVER RIGHT REAR SEAT HAPTIC MOVEMENT MOTOR DRIVER SEAT LUMBAR SUPPORT HORIZONTAL MOTOR DRIVER SEAT LUMBAR SUPPORT PUMP DRIVER SEAT MEMORY SWITCH DRIVER SEAT RECLINE MOTOR DRVR PWR SEAT FUSE EXIT FORWARD SIG FORWARD SW SIG GRN WIRE GRN/BRN WIRE GRN/GRY WIRE GRN/YEL WIRE GRY/BLK WIRE GRY/GRN WIRE HIGH REF (2) HOT AT ALL TIMES LEFT INSTRUMENT PANEL FUSE BLOCK LOW REF PEDAL SENS SIG POSITION SENS SIG POSITIVE VOLT REARWARD SIG REARWARD SW SIG RED/BRN WIRE RED/YEL WIRE RWD SEAT MEMORY CONTROL MODULE SEAT MOTOR CONTROL SET SIG SET- SWITCH SIG 1 UP SW SIG UP SW SIG DOWN SW SIG VIO WIRE W/ LUXURY EDITION PACKAGE W/O LUXURY EDITION PACKAGE WHT WIRE WHT/BLK WIRE WHT/GRY WIRE WHT/RED WIRE YEL WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/BRN WIRE

ACTUATOR UNLCK CTRL AIR CONDITIONING SYSTEM AMBIENT LIGHT/ SUNLOAD SENSOR BATT POS VOLT BCM 3 FUSE BCM 5 FUSE BLK WIRE BLK/YEL WIRE BLU/VIO WIRE BLU/WHT WIRE BODY CONTROL MODULE (LOWER LEFT SIDE OF DASH) BRN/GRN WIRE BRN/VIO WIRE BRN/WHT WIRE BRN/YEL WIRE CHILD LOCK IND CHILD LOCK OUT IND CHILD LOCK SWITCH CHILD SECURITY LCK RELAY CTRL COMPUTER DATA LINES SYSTEM DATA DK BLU WIRE DR LCK CTRL DR LCK CTRL 2 DRIVER DOOR LATCH ASSEMBLY (REAR OF DRIVER'S DOOR) DRIVER WINDOW MOTOR DRIVER WINDOW SWITCH DRV LOCK SIG DRV UNLOCK SIG GMLAN GMLAN SERIAL DATA - 1 GRN WIRE GRY WIRE GRY/BLK WIRE GRY/GRN WIRE GRY/WHT WIRE HEADLIGHTS SYSTEM HOOD AJAR SW SIG HORN RELAY CTRL HORNS SYSTEM HOT AT ALL TIMES HVAC CONTROL MODULE IND DIMMING CTRL INSTRUMENT PANEL JUNCTION BLOCK KEY SW UNLCK SIG LEFT INSTRUMENT PANEL FUSE BLOCK LF DR AJAR LF DR AJAR SW SIG LH HDLP LOW BEAM CTRL LIN BUS 3 LOCK MOTOR STATUS LOCK OUT IND LOGIC LOW REF LOW SPD LT GRN/YEL WIRE MOTOR STATUS SIG LR MOTOR STATUS SIG RR MTR STATUS PASS LOCK CTRL PASS UNLOCK CTRL PASSENGER DOOR LOCK SWITCH RED/BRN WIRE RED/DK BLU WIRE RED/GRY WIRE RED/VIO WIRE RF DR AJAR SW SIG RFA CTRL RFA RECEIVE SIG RFA RETURN RFA TRANSMIT SIG RH HDLP LOW BEAM CTRL SECURITY IND CTRL SECURITY LCK SW SIG SERIAL SW SIG UNLOCK SIG VIO/YEL WIRE W/ POWER OPERATED WINDOW W/O POWER OPERATED WINDOW WHT WIRE WHT/VIO WIRE YEL WIRE YEL/BRN WIRE YEL/GRN WIRE YEL/VIO WIRE

2500 HD, 3500 HD 1500 AJAR SW SIG ANTENNA BLK WIRE BLK/YEL WIRE BLU/WHT WIRE BRN/GRN WIRE BRN/WHT WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM DK BLU WIRE DRIVER INFORMATION CENTER DISPLAY ENDGATE DOOR LATCH ASSEMBLY ENGINE CONTROL MODULE GMLAN SERIAL DATA - 1 GRY WIRE GRY/GRN WIRE GRY/WHT WIRE INSTRUMENT CLUSTER LEFT REAR DOOR LATCH ASSEMBLY (CREW CAB, DOUBLE CAB) (REAR OF LEFT REAR DOOR) LEFT REAR WINDOW SWITCH LIN BUS 4 LO SPD GMLAN SERIAL DATA LOGIC LOW REF LR DR LT GRN/GRY WIRE REMOTE CONTROL DOOR LOCK RECEIVER RFA RECEIVE SIG RFA RTN RFA SPLY VOLT RFA TRANSMIT SIG SECURITY IND SW SIG WHT WIRE WHT/BLU WIRE YEL WIRE YEL/GRN 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

BLK WIRE BLK/BLU WIRE BLK/GRN WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/YEL WIRE BRN WIRE COMMON CTRL COMPUTER DATA LINES SYSTEM DEFOGGER SYSTEM DRIVER SEAT MEMORY SWITCH EXIT GRN/BLK WIRE GRN/BRN WIRE GRN/VIO WIRE GRN/WHT WIRE GRY/BLK WIRE GRY/GRN WIRE HIGH REF HOT AT ALL TIMES LEFT (-) RIGHT (+) SIG LOGIC LOW REF LT BLU WIRE LT BLU/BLK WIRE LT GRN WIRE LT GRN/WHT WIRE MTR FOLD IN CTRL MTR FOLD OUT CTRL NETWORK BUS 8 ORG/BLK WIRE PASSENGER OUTSIDE REAR VIEW MIRROR PASSENGER OUTSIDE REAR VIEW MIRROR CARGO LAMP PASSENGER OUTSIDE REAR VIEW MIRROR COURTESY LAMP PASSENGER OUTSIDE REAR VIEW MIRROR FOLDING MOTOR PASSENGER OUTSIDE REAR VIEW MIRROR GLASS PASSENGER OUTSIDE REAR VIEW MIRROR MOTOR PASSENGER WINDOW SWITCH POSITIVE VOLT RED/BRN WIRE RED/WHT WIRE RED/YEL WIRE RETURN TURN SIGNAL REPEATER LAMP RIGHT (+) LEFT (-) CTRL RIGHT INSTRUMENT PANEL FUSE BLOCK RIGHT MIDDLE SIDE MARKER LAMP RT DR WNDW MTR FUSE SEAT MEMORY CONTROL MODULE SET SIG SET- SWITCH SIG 1 UP (+) DOWN (-) CTRL UP DOWN SIG VIO/WHT WIRE WHT WIRE WHT/VIO WIRE YEL WIRE YEL/RED WIRE YEL/VIO WIRE YEL/WHT WIRE

2500 HD, 3500 HD 1500 ANTENNA BATT POSITIVE VOLT BCM 3 FUSE BLK WIRE BLK/YEL WIRE BODY CONTROL MODULE (LOWER LEFT SIDE OF DASH) BRN/GRN WIRE COMPUTER DATA LINES SYSTEM DATA 1 (+) DK BLU WIRE DRIVER INFORMATION CENTER DISPLAY ENGINE CONTROL MODULE GMLAN SERIAL GMLAN SERIAL DATA - 1 GRN/GRY WIRE GRN/VIO WIRE GRY/BLK WIRE GRY/GRN WIRE HOOD AJAR SW SIG HOT AT ALL TIMES IMMOBILIZER CONTROL MODULE (NEAR IGNITION CYLINDER) IMMOBILIZER RETURN IMMOBILIZER SPLY VOLT INSTRUMENT CLUSTER LEFT INSTRUMENT PANEL FUSE BLOCK LIN BUS 11 LO SPD GMLAN SERIAL DATA LOGIC LOW REF RED/GRY WIRE RETURN SECURITY INDICATOR SPLY VOLT SW SIG WHT WIRE YEL WIRE

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

5 VOLT REF APPLY SIG AUX CTRL AUXILIARY CHASSIS CONTROL MODULE BATT POS VOLT BLK WIRE BLK/BRN WIRE BLU WIRE BLU/RED WIRE BRK CTRL SIG BRK ENABLE SIG BRN WIRE COMPUTER DATA LINES SYSTEM DK BLU WIRE ECM IGN FUSE ENABLE SIG GAIN SIG GRN/BLK WIRE GRN/VIO WIRE GROUND HI SPD GMLAN SERIAL DATA HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED ICCM FUSE IGNITION 1 VOLT INSTRUMENT PANEL JUNCTION BLOCK LOW REF POWER DISTRIBUTION SYSTEM PPL/LT GRN WIRE RED/LT GRN WIRE RED/WHT WIRE SERIAL DATA BUS 14 TRAILER BRAKE CONTROL SWITCH TRAILER BRAKE POWER CONTROL MODULE TRLR BRK FUSE UNDERHOOD FUSE BLOCK VIO/LT GRN WIRE WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE