Chevrolet Tahoe IV (2014-2021) nca Wiring diagrams

5.3L, 6.2L 6.0L ACTUATOR CTRL ACTUATOR LOW REF ACTUATOR RECEIVE SIG ACTUATOR TRANSMIT SIG B+ VOLT BATT POS VOLT BCM 5 FUSE BEAM RELAY CTRL BLK WIRE BLU WIRE BLU/WHT WIRE BODY CONTROL MODULE (LOWER LEFT SIDE OF DASH) BRN/GRN WIRE BRN/GRY WIRE BRN/WHT WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM CONTENT THEFT DETERRENT SENSOR MODULE DATA BUS 1 DOOR LOCK CTRL ENGINE CONTROL MODULE GLBX FUSE GLOVE BOX DOOR GLOVE BOX DOOR RELEASE SIG GLOVE BOX) GRN/BRN WIRE GRN/WHT WIRE GRY WIRE GRY/WHT WIRE HEADLIGHTS SYSTEM HOOD HOOD AJAR SW SIG HOOD AJAR SWITCH HOOD AJAR SWITCH (INTEGRAL TO HOOD LATCH) HORN RELAY CTRL HORNS SYSTEM HOT AT ALL TIMES IND DIMMING CTRL INSTRUMENT PANEL COMPARTMENT DOOR UNLATCH ACTUATOR INSTRUMENT PANEL COMPARTMENT DOOR UNLATCH ACTUATOR RELAY INSTRUMENT PANEL MULTI-FUNCTION SWITCH 2 LEFT INSTRUMENT PANEL FUSE BLOCK LIN SERIAL DATA LOCK SIGNAL LOGIC NCA WIRE OVERHEAD CONSOLE RED/BLU WIRE RED/BRN WIRE RED/GRN WIRE RELEASE SIG RIGHT INSTRUMENT PANEL FUSE BLOCK RSE FUSE SECURITY IND CTRL SERIAL DATA (-) (1) SW DISABLE SIG SW LED CTRL SW SIG ULTRASONIC INTRUSION SENSOR 1 ULTRASONIC INTRUSION SENSOR 2 ULTRASONIC INTRUSION SENSOR 3 UNLOCK SIGNAL VIO/BLK WIRE WHT WIRE YEL WIRE YEL/BLU WIRE YEL/GRN 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

AIR SUSPENSION COMPRESSOR AUXILIARY CHASSIS CONTROL MODULE BLK WIRE CENTER CONSOLE COMPARTMENT ACCESSORY POWER RECEPTACLE CENTER CONSOLE COMPARTMENT COOLER CONTROL MODULE CENTER CONSOLE COMPARTMENT COOLER SWITCH CENTER CONSOLE COMPARTMENT LAMP CENTER CONSOLE REAR ACCESSORY POWER RECEPTACLE CHEVROLET CHEVROLET/ GMC CADILLAC CIGARETTE LIGHTER RECEPTACLE DATA LINK CONNECTOR GMC GMC/ CHEVROLET INSTRUMENT PANEL ACCESSORY POWER RECEPTACLE INSTRUMENT PANEL COMPARTMENT DOOR UNLATCH ACTUATOR LEFT ASSIST STEP LEFT BACKUP LAMP LEFT LOWER STOP/TURN SIGNAL LAMP LEFT RUNNING BOARD STEP COURTESY LAMP LEFT TAIL LAMP LEFT TAIL LAMP ASSEMBLY LEFT TAIL LAMP MULTI-FUNCTION LED CONTROL MODULE LEFT UPPER STOP/TURN SIGNAL LAMP LOGIC MOBILE DEVICE WIRELESS CHARGER MODULE NCA WIRE RIGHT ASSIST STEP RIGHT FRONT FLOOR ACCENT LAMP RIGHT RUNNING BOARD STEP COURTESY LAMP SUSPENSION CONTROL MODULE TRAILER BRAKE POWER CONTROL MODULE TRAILER CONNECTOR TRANSFER CASE SHIFT CONTROL SWITCH VEHICLE LEVEL CONTROL COMPRESSOR RELAY W/ CIGARETTE LIGHTER W/ COOLER FRONT COMPARTMENT FLOOR CUSTOM CONSOLE W/ DRIVER PASSENGER FRONT SPLIT SEAT W/O CIGARETTE LIGHTER WHT WIRE

BLK WIRE CENTER CONSOLE COMPARTMENT ACCESSORY POWER RECEPTACLE CENTER SEAT ACCESSORY POWER RECEPTACLE GMC/ CHEVROLET NCA WIRE PASSENGER BACK SEAT BLOWER ASSEMBLY PASSENGER BACK SEAT HEATING ELEMENT PASSENGER CUSHION SEAT BLOWER ASSEMBLY PASSENGER CUSHION SEAT HEATING ELEMENT PASSENGER DOOR SILL PLATE LAMP PASSENGER SEAT ACCENT LAMP PASSENGER SEAT ADJUSTER SWITCH PASSENGER SEAT BOLSTER MEMORY CONTROL MODULE PASSENGER SEAT LUMBAR/ BOLSTER PUMP PASSENGER SEAT MEMORY CONTROL MODULE RIGHT REAR CUSHION HEATED SEAT ELEMENT RIGHT REAR DOOR SILL PLATE LAMP RIGHT SEAT BELT RETRACTOR MOTOR MODULE SEAT HEATING CONTROL MODULE W/ DRIVER PASSENGER FRONT SPLIT SEAT W/ FRONT SEAT HEATER W/ FRONT SEAT HEATER, COOLING W/ PLATINUM APPEARANCE PACKAGE W/ REAR SEAT BUCKET REAR SEAT BENCH, REAR SEAT HEATER W/O DRIVER PASSENGER FRONT SPLIT SEAT W/O PLATINUM APPEARANCE PACKAGE W/ PLATINUM APPEARANCE PACKAGE

AIR CONDITIONING SYSTEM AMBIENT LIGHT SENS SIG AMBIENT LIGHT/SUNLOAD SENSOR (DEFROSTER DEFLECTOR) BATT POS VOLT BATT POS VOLT REAR LAMP FLASHER SIG FRONT FOG LAMP SW SIG HDLP SW ON SIG BATTERY FUSE BLOCK BLK WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BRN WIRE BLU/GRY WIRE BLU/VIO WIRE BODY CONTROL MODULE (LOWER LEFT SIDE OF DASH) BRN WIRE BRN/VIO WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM FOG LAMP RLY CTRL FOG LP FUSE FRONT FOG LAMP RELAY FTP FUSE 2 GMLAN SERIAL DATA - 1 GRN WIRE GRN/BRN WIRE GRN/GRY WIRE GROUND DISTRIBUTION SYSTEM GRY/BLU WIRE HDLP DIMMER SW HI BEAM SIG HDLP HI BEAM RLY CTRL HDLP LO BEAM RLY CTRL HDLP OFF SIG CTRL HDLP SW FLASH TO PASS SIG HDLP SW PARK LAMP SIG HEADLAMP HIGH BEAM RELAY HEADLAMP LOW BEAM RELAY HOT AT ALL TIMES HVAC CONTROL MODULE LEFT HEADLAMP ASSEMBLY LEFT HEADLAMP BALLAST LEFT HEADLAMP MULTI-FUNCTION LED CONTROL MODULE LEFT HIGH BEAM HEADLAMP LEFT LOW BEAM HEADLAMP LEFT PARK/DAYTIME RUNNING LAMP LF DRL CTRL LH HDLP LOW BEAM CTRL LOW REF LT HID FUSE LT/RT HI BEAM FUSE NCA WIRE PARK BRAKE SW SIG POWER DISTRIBUTION SYSTEM PPL RED/BLU WIRE RED/GRN WIRE RED/GRY WIRE RED/YEL WIRE RF DRL CTRL RH HDLP LOW BEAM CTRL RT HID FUSE TURN SIGNAL/ MULTI-FUNCTION SWITCH UNDERHOOD FUSE BLOCK W/ FLASHER HEADLAMP W/ HID W/ HID W/O HID W/ FLASHER HEADLAMP W/O FLASHER HEADLAMP WHT WIRE WHT/BLU WIRE WHT/VIO WIRE YEL WIRE YEL/BRN WIRE

BLK WIRE BLK/WHT WIRE BLU/BLK WIRE BLU/BRN WIRE BLU/VIO WIRE BLU/WHT WIRE BRN WIRE COMPUTER DATA LINES SYSTEM DATA COM ELEC PRK BRK FUSE GRN WIRE GROUND DISTRIBUTION SYSTEM GRY/RED WIRE HOT AT ALL TIMES NCA WIRE PARK BRAKE CONTROL MODULE PARK BRAKE CONTROL SWITCH PPL RED/WHT WIRE RIGHT HEADLAMP ASSEMBLY RIGHT HEADLAMP BALLAST RIGHT HEADLAMP MULTI-FUNCTION LED CONTROL MODULE RIGHT HIGH BEAM HEADLAMP RIGHT LOW BEAM HEADLAMP RIGHT PARK/DAYTIME RUNNING LAMP SPLY VOLT SW SIG UNDERHOOD FUSE BLOCK VOLT REF W/ FLASHER HEADLAMP W/ HID W/ HID W/O HID WHT WIRE WHT/BLU WIRE YEL WIRE YEL/RED WIRE

BLK WIRE BODY CONTROL MODULE BRN/WHT WIRE FUSE 21 GRN WIRE GRY WIRE HOT AT ALL TIMES LEFT INSTRUMENT PANEL FUSE BLOCK LOGIC NCA WIRE OUT OF PARK SIG PRK ENBL/ EAP FUSE REAR BODY FUSE BLOCK RED/BLU WIRE TRANSMISSION PARK POSITION RELAY YEL WIRE YEL/BLK WIRE

BLK/ORG WIRE BRN WIRE BRN/ORG WIRE BRN/WHT WIRE CADILLAC GMC, CHEVROLET CENTER SIDE IMPACT MOD HI CTRL CENTER SIDE IMPACT MOD LO CTRL DRIVER INBOARD SEAT SIDE AIR BAG DRIVER SEAT BELT ANCHOR PRETENSIONER DRIVER SEAT BELT RETRACTOR PRETENSIONER DRIVER SEAT BELT SWITCH DRIVER SEAT BELT BUCKLE DRIVER SEAT POSITION SENSOR DRIVER SEAT SIDE AIR BAG DRV SEAT BELT ANCH PRET HI CTRL DRV SEAT BELT ANCH PRET LO CTRL DRV SEAT BELT SW LO REF DRV SEAT BELT SW SIG DRV SEAT POS SW SIG DRV SEAT RET PRET HI CTRL DRV SEAT RET PRET LO CTRL DRV SIDE IMPACT MOD HI CTRL DRV SIDE IMPACT MOD LO CTRL GRN WIRE GRN/ORG WIRE GRY WIRE GRY/ORG WIRE INFLATABLE RESTRAINT SENSING, DIAGNOSTIC MODULE LF DISCRIMINATING SENS LO REF LF DISCRIMINATING SENS SIG LF HEAD CURTAIN MOD HI CTRL LF HEAD CURTAIN MOD LO CTRL LF SIDE IMPACT MOD LO REF LF SIDE IMPACT MOD SIG LR SIDE IMPACT MOD LO REF LR SIDE IMPACT MOD SIG NCA WIRE ORG/BLK WIRE ORG/BLU WIRE ORG/BRN WIRE ORG/GRN WIRE ORG/GRY WIRE ORG/VIO WIRE ORG/YEL WIRE PASS SEAT BELT ANCH PRET HI CTRL PASS SEAT BELT ANCH PRET LO CTRL PASS SEAT BELT SW LO REF PASS SEAT BELT SWITCH SIG PASS SEAT POS SWITCH SIG PASS SEAT RET PRET HI CTRL PASS SEAT RET PRET LO CTRL PASS SIDE IMPACT MOD HI CTRL PASS SIDE IMPACT MOD LO CTRL PASSENGER SEAT BELT ANCHOR PRETENSIONER PASSENGER SEAT BELT SWITCH PASSENGER SEAT BELT BUCKLE PASSENGER SEAT SIDE AIR BAG RED WIRE RF DISCRIMINATING SENS LO REF RF DISCRIMINATING SENS SIG RF HEAD CURTAIN MOD HI CTRL RF HEAD CURTAIN MOD LO CTRL RF SIDE IMPACT MOD LO REF RF SIDE IMPACT MOD SIG RIGHT ROOF RAIL AIR BAG RR SIDE IMPACT MOD LO REF RR SIDE IMPACT MOD SIG SHORTING BAR VIO WIRE VIO/ORG WIRE WHT WIRE WHT/ORG WIRE YEL/ORG WIRE

BLK WIRE BLK/ORG WIRE BLU/RED WIRE BRN WIRE COMPUTER DATA FRONT PASSENGER SEAT CUSHION GRN WIRE HOT AT ALL TIMES INFO/ AIR BAG FUSE LEFT FRONT IMPACT SENSOR LEFT FRONT SIDE IMPACT SENSOR LEFT REAR SIDE IMPACT SENSOR LEFT ROOF RAIL AIR BAG LINES SYSTEM LO SPD GMLAN MSB DRVR FUSE MSB PASS FUSE NCA WIRE ORG/BLK WIRE ORG/BLU WIRE ORG/GRN WIRE ORG/YEL WIRE PASSENGER PRESENCE MODULE PASSENGER SEAT BELT RETRACTOR PRETENSIONER PASSENGER SEAT BELT TENSION SENSOR RED/GRN WIRE RED/GRY WIRE RED/WHT WIRE RIGHT FRONT IMPACT SENSOR RIGHT FRONT SIDE IMPACT SENSOR RIGHT INSTRUMENT PANEL FUSE BLOCK RIGHT REAR SIDE IMPACT SENSOR SENS SIG SENS VOL REF SHORTING BAR UNDERHOOD FUSE BLOCK VIO/ORG WIRE WHT WIRE

AIR BAG IND AIR BAG OFF IND AIR BAG ON IND B+ PASS SEAT BELT IND PASS AIR BAG ON IND BLK WIRE BLK/WHT WIRE BLU WIRE BLU/YEL WIRE BRN WIRE BRN/ORG WIRE COMPUTER DATA LINES SYSTEM DRIVER INFORMATION CENTER DISPLAY GRN WIRE GRN/RED WIRE GRY/ORG WIRE HI SPD GMLAN (-) 2 HOT W/ IGNITION MAIN RELAY ENERGIZED INFLATABLE RESTRAINT SENSING, DIAGNOSTIC MODULE INSTRUMENT CLUSTER INSTRUMENT PANEL JUNCTION BLOCK IPC IGN/ SDM IGN FUSE LEFT INSTRUMENT PANEL FUSE BLOCK LEFT SEAT BELT RETRACTOR MOTOR MODULE LO SPD GMLAN SERIAL DATA LOGIC MOD STAGE 1 HI MOD STAGE 1 LO MOD STAGE 2 HI MOD STAGE 2 LO NCA WIRE ORG/GRN WIRE ORG/VIO WIRE ORG/WHT WIRE PASS AIR BAG OFF IND PASS STAGE 1 HI PASS STAGE 1 LO PASS STAGE 2 HI PASS STAGE 2 LO PASSENGER AIR BAG DISABLE INDICATOR PASSENGER INSTRUMENT PANEL AIR BAG PNK WIRE RED/GRN WIRE RED/GRY WIRE RED/WHT WIRE RIGHT SEAT BELT RETRACTOR MOTOR MODULE SD COMM ENABLE SEAT BELT IND SEAT BELT ON IND SHORTING BAR SIG GND STEERING WHEEL AIR BAG STEERING WHEEL AIR BAG COIL TAN WIRE VIO/BLK WIRE VIO/WHT WIRE W/ FULL VIDEO DISPLAY MIRROR W/O FULL VIDEO DISPLAY MIRROR WHT WIRE WHT/BLU WIRE WHT/ORG WIRE YEL/ORG WIRE