Chevrolet Tahoe IV (2014-2021) instrument panel junction block Wiring diagrams

6.2L AUTOMATIC TRANSMISSION ASSEMBLY BACKUP LP RLY CTRL BACKUP LP SPLY VOLT BATT POS VOLT BATTERY FUSE BLOCK BCK UP LP FUSE BCM 5 FUSE BLK WIRE BLK/GRY WIRE BLU WIRE BLU/BRN WIRE BODY CONTROL MODULE (LOWER LEFT SIDE OF DASH) CHEVROLET, GMC CADILLAC W/ REAR VIEW CAMERA W/O REAR VIEW CAMERA 5.3L, 6.2L 6.0L COMPUTER DATA LINES SYSTEM CONTROL SOLENOID VALVE ASSEMBLY ENGINE CONTROL MODULE (LEFT OF ENGINE COMPT) FUSE 2 GMLAN SER DATA - (1) GRN WIRE GRN/RED WIRE GRN/WHT WIRE GROUND DISTRIBUTION SYSTEM GRY WIRE GRY/BRN WIRE GRY/WHT WIRE GRY/YEL WIRE HI SPD GMLAN SER DATA (+) 1 HOT AT ALL TIMES IMS MODE SWITCH LOW REF INSIDE REAR VIEW MIRROR INSTRUMENT PANEL JUNCTION BLOCK LEFT BACKUP LAMP LEFT INSTRUMENT PANEL FUSE BLOCK LEFT TAIL LAMP ASSEMBLY PARK/NEUTRAL SIG (1) POWER DISTRIBUTION SYSTEM PPL PRNDL B SIGNAL PRNDL C SIGNAL PRNDL P SIGNAL TRANSMISSION POS SENSOR PRNDL S SIGNAL PRNDL A SIGNAL REAR VIEW CAMERA RED WIRE RED/BRN WIRE RED/GRN WIRE RED/YEL WIRE REV LP FUSE RIGHT BACKUP LAMP RIGHT TAIL LAMP ASSEMBLY SIG A SIG B SIG C SIG P TRAILER BACKUP LAMPS RELAY TRAILER CONNECTOR TRANSMISSION CONTROL MODULE TRANSMISSION INTERNAL MODE SWITCH TRANSMISSION POS SENSOR TRANSMISSIONS SYSTEM UNDERHOOD FUSE BLOCK VIO WIRE VIO/WHT WIRE WHT WIRE WHT/BLK WIRE WHT/GRN WIRE WHT/GRY WIRE YEL WIRE YEL/BLU WIRE YEL/GRN WIRE

BATT POS VOLT BATTERY FUSE BLOCK BCM 1 FUSE BCM 2 FUSE BLK WIRE BLK/GRY WIRE BLU WIRE BODY CONTROL MODULE (LOWER LEFT SIDE OF DASH) BRN/GRN WIRE BRN/GRY WIRE COIL SPLY VOLT COMPUTER DATA LINES SYSTEM DRIVER INFORMATION CENTER DISPLAY FLUID IND CTRL FRT WSW FUSE FT WIPER SW HI SIG FUSE 2 GMLAN SERIAL DATA - 1 GRN/BRN WIRE GROUND DISTRIBUTION SYSTEM GRY WIRE GRY/GRN WIRE GRY/VIO WIRE HOT AT ALL TIMES INSTRUMENT CLUSTER INSTRUMENT PANEL JUNCTION BLOCK LEFT INSTRUMENT PANEL FUSE BLOCK LO PULSE LOGIC LOW REF MIST MOTOR PARK SW SIG NETWORK BUS 1 OFF POWER DISTRIBUTION SYSTEM PULSE RAIN SENSOR MODULE RED/BLU WIRE RED/BRN WIRE RED/GRN WIRE RED/WHT WIRE RIGHT INSTRUMENT PANEL FUSE BLOCK SERIAL DATA SPARE/RAIN SNSR FUSE TURN SIGNAL/ MULTI-FUNCTION SWITCH UNDERHOOD FUSE BLOCK VIO WIRE WASHER RLY CTRL WASHER SW SIG WASHER SWITCH WHT WIRE WHT/BLK WIRE WHT/VIO WIRE WINDSHIELD WASHER FLUID LEVEL SWITCH WINDSHIELD WASHER PUMP WINDSHIELD WASHER PUMP RELAY WINDSHIELD WIPER MOTOR WINDSHIELD WIPER RELAY WINDSHIELD WIPER SPEED CONTROL RELAY WIPER SW HI SIG WIPER SW LO SIG WIPER SWITCH WPR FUSE YEL/BLU WIRE YEL/BRN WIRE

ACTUATOR CTRL ACTUATOR LOW REF ACTUATOR RECEIVE SIG ACTUATOR TRANSMIT SIG B+ VOLT BLK WIRE BLK/WHT WIRE BLU/WHT WIRE BRN/VIO WIRE BRN/WHT WIRE BRN/YEL WIRE COAX COMPUTER DATA LINES SYSTEM CONTENT THEFT DETERRENT SENSOR DISABLE SWITCH DRIVER DOOR LOCK SWITCH DRIVER INFORMATION CENTER DISPLAY FM/RFR GRN/BLU WIRE GROUND DISTRIBUTION SYSTEM GRY WIRE GRY/VIO WIRE GRY/WHT WIRE INSTRUMENT CLUSTER INSTRUMENT PANEL JUNCTION BLOCK LOGIC MOST SERIAL DATA (+) NETWORK BUS 2 PASSENGER DOOR LOCK SWITCH POWER SOUNDER CONTENT THEFT DETERRENT ALARM MODULE RADIO ANTENNA RADIO ANTENNA AMPLIFIER RED/BLU WIRE REFR REMOTE CONTROL DOOR LOCK RECEIVER RFR RUN/CRANK IGN 1 VOLT SECURITY IND SIG GND VIO/BLK WIRE WHT WIRE WHT/GRN WIRE YEL WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/GRN WIRE YEL/VIO WIRE

AJAR SW SIG BATT POS VOLT BCM 6 FUSE BCM 7 FUSE BCM 8 FUSE BLK WIRE BLU/BRN WIRE BLU/VIO WIRE BLU/WHT WIRE BODY CONTROL MODULE (LOWER LEFT SIDE OF DASH) BRN WIRE BRN/BLK WIRE BRN/RED WIRE BRN/VIO WIRE BRN/WHT WIRE BRN/YEL WIRE CHILD LOCKOUT IND CHILD SECURITY LOCK DISABLE RELAY COMPUTER DATA LINES SYSTEM DOOR DEAD LOCK RELAY DOOR LOCK ACTUATOR UNLOCK CTRL DOOR LOCK CTRL DOOR LOCK CTRL 2 DRIVER DOOR LATCH ASSEMBLY GRN/YEL WIRE GRY WIRE GRY/BLK WIRE GRY/GRN WIRE HOT AT ALL TIMES INSTRUMENT PANEL JUNCTION BLOCK LOCK MTR STATUS SIG LOCK MTR STATUS SIG RR LOCK RLY CTRL LOGIC LOGIC DRIVER WINDOW MOTOR NETWORK BUS 3 PASSENGER DOOR LATCH ASSEMBLY PASSENGER WINDOW MOTOR RED/GRN WIRE RED/VIO WIRE RED/WHT WIRE RIGHT INSTRUMENT PANEL FUSE BLOCK SECURITY LOCK SW SIG SW LOCK CTRL SW UNLOCK CTRL VIO/YEL WIRE W/ THEFT DETERRENT BODY SECURITY CONTENT WHT/BLU WIRE WHT/VIO WIRE YEL/BRN WIRE YEL/VIO WIRE

ACCESSORY VOLT ACTIVE SIG ANTENNA SIG 1 HI ANTENNA SIG 1 LO ANTENNA SIG 2 HI ANTENNA SIG 2 LO ANTENNA SIG 3 HI ANTENNA SIG 3 LO ANTENNA SIG LO BATT POS VOLT BLK WIRE BLK/GRY WIRE BLU WIRE BRN/BLK WIRE BRN/GRN WIRE BRN/YEL WIRE CENTER CONSOLE FRONT KEYLESS ENTRY ANTENNA CENTER CONSOLE REAR KEYLESS ENTRY ANTENNA COMPUTER DATA LINES SYSTEM DRIVER DOOR HANDLE KEYLESS ENTRY ANTENNA DRIVER EXTERIOR DOOR HANDLE ASSEMBLY DRIVER EXTERIOR DOOR HANDLE COURTESY LAMP DRIVER EXTERIOR DOOR HANDLE SWITCH DRV DOOR OPEN SW SIG DRV DR ANTENNA SIG HI DRV DR ANTENNA SIG LO DRV DR HANDLE SW SIG GRN WIRE GRN/BLK WIRE GRN/GRY WIRE GRN/VIO WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/BLK WIRE GRY/GRN WIRE GRY/WHT WIRE HOT AT ALL TIMES IGNITION MODE SWITCH INSTRUMENT PANEL JUNCTION BLOCK KEYLESS ENTRY CONTROL MODULE LEFT INSTRUMENT PANEL FUSE BLOCK LO SPD GMLAN SERIAL DATA LOCK SIG LOW REF LR DR HANDLE SW SIG ORG/ WIRE PASS DR ANTENNA SIG HI PASS DR ANTENNA SIG LO PASS DR HANDLE SW SIG PASSENGER DOOR HANDLE KEYLESS ENTRY ANTENNA PASSENGER EXTERIOR DOOR HANDLE ASSEMBLY PASSENGER EXTERIOR DOOR HANDLE COURTESY LAMP PASSENGER EXTERIOR DOOR HANDLE SWITCH PASSIVE START SW SIG 2 PEPS/HVAC BATT FUSE POWER DISTRIBUTION SYSTEM REAR CLOSURE ANTENNA SIG HI REAR COMPARTMENT KEYLESS ENTRY ANTENNA REAR FASCIA KEYLESS ENTRY ANTENNA RED/YEL WIRE RLY 2 COIL CONTROL RR DR HANDLE SW SIG RUN/CRANK IGN 1 VOLT VIO WIRE VIO/BLK WIRE VIO/GRY WIRE VIO/WHT WIRE VIO/YEL WIRE WHT WIRE WHT/GRN WIRE WHT/YEL WIRE YEL WIRE YEL/BLU WIRE YEL/GRY WIRE

BATT POS VOLT BLK WIRE BLU/VIO WIRE BRN/GRY WIRE BRN/WHT WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM DRIVER DOOR LOCK SWITCH GLBX FUSE GLOVE BOX DOOR GLOVE BOX) GMLAN SER DATA GRN WIRE GRN/VIO WIRE GRN/WHT WIRE HOT AT ALL TIMES INSTRUMENT PANEL COMPARTMENT DOOR UNLATCH ACTUATOR INSTRUMENT PANEL COMPARTMENT DOOR UNLATCH ACTUATOR RELAY INSTRUMENT PANEL JUNCTION BLOCK INSTRUMENT PANEL MULTI-FUNCTION SWITCH 2 LOCK SIG LOCK STATUS SIG LOGIC NCA WIRE OFF/ACC VOLT RED/GRN WIRE RED/GRY WIRE RELEASE SIG RIGHT INSTRUMENT PANEL FUSE BLOCK RSE FUSE STEERING COLUMN LOCK MODULE (STEERING COLUMN) VIO/BLK WIRE VIO/YEL WIRE WHT WIRE WHT/YEL WIRE YEL WIRE YEL/BLU WIRE

5.3L, 6.2L 6.0L CADILLAC ACTUATOR CTRL ACTUATOR LOW REF ACTUATOR RECEIVE SIG ACTUATOR TRANSMIT SIG BLK WIRE BLK/WHT WIRE BLU/VIO WIRE BLU/WHT WIRE BRN/GRN WIRE BRN/VIO WIRE BRN/WHT WIRE BRN/YEL WIRE COAX COMPUTER DATA LINES SYSTEM DRIVER INFORMATION CENTER DISPLAY ENGINE CONTROL MODULE FM/RFR GRN/WHT WIRE GROUND DISTRIBUTION SYSTEM GRY WIRE GRY/VIO WIRE GRY/WHT WIRE HOOD AJAR SWITCH HOOD OPEN SW SIG HOT W/ IGNITION MAIN RELAY ENERGIZED INSTRUMENT CLUSTER INSTRUMENT PANEL JUNCTION BLOCK IPC IGN/ SDM IGN FUSE LEFT INSTRUMENT PANEL FUSE BLOCK LOGIC MOST MOST SERIAL SERIAL DATA (+) DATA (-) PASSENGER DOOR LOCK SWITCH RADIO ANTENNA RADIO ANTENNA AMPLIFIER REFR REMOTE CONTROL DOOR LOCK RECEIVER RFR RUN/CRANK IGN 1 VOLT SECURITY IND SIG GND VIO/BLK WIRE VIO/YEL WIRE WHT WIRE WHT/GRN WIRE WHT/YEL WIRE YEL WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/GRN WIRE YEL/VIO WIRE

AIR CONDITIONING SYSTEM AJAR SW SIG AMBIENT LIGHT/ SUNLOAD SENSOR BLK WIRE BLK/WHT WIRE BLK/YEL WIRE BLU/VIO WIRE BLU/WHT WIRE BRN WIRE BRN/GRN WIRE BRN/VIO WIRE BRN/WHT WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM GRN/GRY WIRE GRN/WHT WIRE GRY WIRE GRY/BLK WIRE GRY/WHT WIRE HVAC CONTROL MODULE INSTRUMENT PANEL JUNCTION BLOCK LEFT REAR DOOR LATCH ASSEMBLY LOGIC LEFT REAR WINDOW SWITCH LOW REFERENCE NETWORK BUS 4 RIGHT REAR DOOR LATCH ASSEMBLY RIGHT REAR WINDOW SWITCH LOGIC VIO/BLK WIRE VIO/YEL WIRE W/ THEFT DETERRENT BODY SECURITY CONTENT WHT WIRE WHT/BLU WIRE WHT/YEL WIRE YEL/BLU WIRE YEL/GRN WIRE YEL/VIO WIRE

ACCESSORY IGN VOLTAGE ACTIVE SIG ACTUATOR CTRL ACTUATOR LOW REF ACTUATOR RECEIVE SIG ACTUATOR TRANSMIT SIG BATT POS VOLT BCM 5 FUSE BEAM RELAY CTRL BLK WIRE BLU WIRE BLU/BRN WIRE BLU/VIO WIRE BLU/WHT WIRE BODY CONTROL MODULE (LOWER LEFT SIDE OF DASH) BRN/GRN WIRE BRN/RED WIRE BRN/VIO WIRE BRN/WHT WIRE BRN/YEL WIRE CHILD LOCKOUT IND CHILD SECURITY LOCK SWITCH COMPUTER DATA LINES SYSTEM DOOR LOCK ACTUATOR UNLOCK CTRL DOOR LOCK CTRL DOOR LOCK CTRL 2 DRIVER WINDOW SWITCH GLOVE BOX DOOR RELEASE SIG GRN/WHT WIRE GRN/YEL 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 IND DIMMING CTRL INSTRUMENT PANEL JUNCTION BLOCK LEFT INSTRUMENT PANEL FUSE BLOCK LIFTGATE AJAR SW SIG LIFTGATE WINDOW LATCH ASSEMBLY LOCK MTR STATUS SIG LOCK MTR STATUS SIG RR LOCK RLY CTRL LOCK SIGNAL LOCK STATUS SIG LOGIC MTR STATUS NETWORK BUS 3 RED/BRN WIRE RED/GRN WIRE RED/VIO WIRE RED/WHT WIRE RUN/CRANK IGN 1 VOLT SECURITY IND CTRL SECURITY LOCK SW SIG SERIAL DATA (-) (1) SW LOCK CTRL SW UNLOCK CTRL TRUNK, TAILGATE, FUEL DOORS SYSTEM UNLOCK SIG UNLOCK SIGNAL VIO/BLK WIRE VIO/GRY WIRE VIO/YEL WIRE W/ THEFT DETERRENT BODY SECURITY CONTENT WHT WIRE WHT/VIO WIRE YEL/BLU WIRE YEL/BRN WIRE YEL/GRN WIRE YEL/VIO WIRE

BACKUP LAMPS CIRCUIT BATTERY FUSE BLOCK BATTERY POS VOLT BCM 1 FUSE BLK WIRE BLU WIRE BLU/WHT WIRE BODY CONTROL MODULE (LOWER LEFT SIDE OF DASH) BRN WIRE COMPUTER DATA LINES SYSTEM FUSE 2 GRN WIRE GRN/VIO WIRE GRY WIRE GRY/BRN WIRE HIGH SPEED GMLAN SERIAL DATA (-) (1) HOT AT ALL TIMES INSTRUMENT PANEL FUSE BLOCK INSTRUMENT PANEL JUNCTION BLOCK LEFT TRAILER STOP/ TURN SIGNAL LAMP RELAY LH TRAILER TURN SIG LAMP CTRL PARK LAMPS RELAY POLICE PROVISION (BLUNT CUT) PRK LP TRLR FUSE RED WIRE RED/GRN WIRE RED/WHT WIRE RH TRAILER TURN SIG LAMP CTRL RIGHT TRAILER STOP/ TURN SIGNAL LAMP RELAY TRAILER BRAKE POWER CONTROL MODULE TRAILER BRAKE PROVISION (BLUNT CUT) TRAILER BRK APLY SIG TRAILER CONNECTOR TRLR BATT FUSE TRLR BRK FUSE TRLR STOP TRN LT FUSE TRLR STOP TRN RT FUSE UNDERHOOD FUSE BLOCK VIO WIRE W/ SPECIAL SERVICE SALES PACKAGE WHT WIRE WHT/BLU WIRE WHT/GRN WIRE YEL WIRE YEL/GRY WIRE