Chevrolet Tahoe IV (2014-2021) blk/vio Wiring diagrams

ACC VOLT BACKUP LMP RLY CTRL BATT POSITIVE VOLT BCM 6 FUSE BCM 7 FUSE BLK WIRE BLK/VIO WIRE BLU WIRE BLU/BLK WIRE BLU/BRN WIRE BLU/VIO WIRE BLU/WHT WIRE BODY CONTROL MODULE (LOWER LEFT SIDE OF DASH) BRN/VIO WIRE BRN/WHT WIRE BRN/YEL WIRE CHILD SECURITY LK MTR STATUS SIG LR SHIFT SELECT SW PARK SIG CHILD SECURITY LK MTR STATUS SIG RR COURTESY LP SW SIG CHILD SECURITY LK RLY CTRL COMPUTER DATA LINES SYSTEM CRUISE CONTROL SYSTEM CRUISE/ETC/TCC BRAKE SIG CURRENT SENS LO REF DEFOGGER SYSTEM DOOR LOCKS, ANTI-THEFT SYSTEMS DOOR LOCKS, ANTI-THEFT SYSTEMS INTERIOR LIGHTS SYSTEM DR LK ACTR UNLCK CTRL DR LK CTRL DR LK CTRL 2 DRIVER MODE SW SIG DRV OUTSIDE RR VIEW MIR PUDDLE LP SPLY VOLT DRV SEAT VENT MTR CTRL 1 ELECTRONIC SUSPENSION SYSTEM ENDGATE LATCH RLY SPLY VOLT EXTERIOR LIGHTS SYSTEM HEADLIGHTS SYSTEM EXTERIOR LIGHTS SYSTEM WIPER/WASHER SYSTEM FOG LMP RLY CTRL FOG LP RLY COIL CTRL GLASS BREAKAGE SENSOR SIG 2 GRN WIRE GRN/BLU WIRE GRN/BRN WIRE GRN/VIO WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/BLK WIRE GRY/GRN WIRE HDLP HI BEAM RLY CTRL HDLP LO BEAM RLY CONTROL HEADLIGHTS SYSTEM HI SPD GMLAN SER DATA (+) 1 HORN RLY CTRL HORNS SYSTEM HOT AT ALL TIMES IGNITION SWITCH INADVERTENT POWER CTRL INTR LP CTRL KEY-IN IGNITION SWITCH KEYLESS ENTRY CONTROL MODULE LATCH RLY COIL CTRL LED AMBIENT LIGHTING CTRL 1 LED BACKLIGHT DIMM CTRL LEFT CORNERING LAMP SPLY VOLT LEFT HDLP BULB OUTAGE SIG LEFT TAIL LP OUTAGE DETECTION SIG LF TURN SIG CTRL LIFT GLASS/TRUNK RELEASE SIG LIN BUS 2 LIN BUS 3 LO SPD GMLAN SERIAL DATA LR TURN LMP CTRL LT TRAILER TURN SIG LAMP LTFTGATE AJAR SW SIG (1) NETWORK BUS 1 OFF OUT OF PARK SIG FT WINDSHIELD WIPER SW HI SIG PARK LMP RLY CTRL PASS DR LOCK SW LCK CTRL PASS DR LOCK SW UNLCK CTRL WIRELESS CHARGING SYSTEM CHARGE INDICATOR CTRL PASS SEAT VENT MOTOR CTRL 1 POWER DISTRIBUTION SYSTEM REAR CLOSURE HANDLE SW OPEN SIG CHILD SECURITY LOCK SW SIG RED/GRN WIRE RED/WHT WIRE RIGHT CORNERING LP CTRL RIGHT HDLP BULB OUTAGE SIG RIGHT INSTRUMENT PANEL FUSE BLOCK RIGHT TAIL LP OUTAGE DETECTION RIGHT TRAILER TURN SIG LAMP RR WINDOW WASHER RLY CTRL RT FRT DRL SPLY VOLT RUN IGNITION 3 VOLTAGE RUN WIRE RUN/CRANK IGN 1 VOLT SEATS SYSTEM SECURITY LK RLY CTRL SHIFT INTERLOCK SOLENOID CTRL SHIFT INTERLOCK SYSTEM STARTING/CHARGING SYSTEM TRAILER BRK APPLY SIG TRUNK, TAILGATE, FUEL DOORS SYSTEM VIO/BLK WIRE VIO/BLU WIRE VIO/BRN WIRE VIO/GRY WIRE VIO/WHT WIRE VIO/YEL WIRE W/ KEYLESS ENGINE START SWITCH W/O KEYLESS ENGINE START SWITCH WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/BRN WIRE WHT/VIO WIRE WHT/YEL WIRE WIPER/WASHER SYSTEM YEL WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/BRN WIRE YEL/GRY WIRE YEL/VIO WIRE YEL/WHT WIRE

5.3L, 6.2L 5.3L, 6.2L 6.0L 6.0L 6.0L 6.0L AHA RVC FUSE BATTERY BATTERY CURRENT SENSOR BATTERY FUSE BLOCK BLK WIRE BLK/VIO WIRE BLK/WHT WIRE BLU WIRE BLU/VIO WIRE BODY CONTROL MODULE BRN WIRE CHARGE IND CHARGE IND CTRL COMPUTER DATA LINES SYSTEM CURRENT SENS LOW REF CURRENT SENS SIG CURRENT SENS SPLY VOLT DRIVER INFORMATION CENTER DISPLAY ECM/TCM FUSE ENGINE CONTROL MODULE FUSE 2 GENERATOR GENERATOR FIELD DUTY CYCLE SIG GRN WIRE GRY WIRE GRY/VIO WIRE HI SPD GMLAN SRL DATA (-) (1) HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED INSTRUMENT CLUSTER INSTRUMENT PANEL JUNCTION BLOCK IPC IGN/ SDM IGN FUSE LEFT INSTRUMENT PANEL FUSE BLOCK LOGIC MOST SERIAL DATA (+) POWER DISTRIBUTION SYSTEM RED WIRE RED/BRN WIRE RED/YEL WIRE RUN/CRANK IGN 1 VOLT UNDERHOOD FUSE BLOCK VIO WIRE VIO/BLK WIRE WHT WIRE WHT/GRN WIRE WHT/YEL WIRE YEL WIRE

12 VOLT REF 6.0L 6.2L, 5.3L 6.2L, 5.3L 6.0L APP 5 VOLT REF 2 APP SENS 5 VOLT REF 1 APP SENS LO REF 1 APP SENS LOW REF 2 APP SENS SIG (2) APP SENS SIG 1 BATT POS VOLT BCM 5 FUSE BLK WIRE BLK/BLU WIRE BLK/BRN WIRE BLK/GRN WIRE BLK/VIO WIRE BLK/WHT WIRE BLU WIRE BLU/WHT WIRE BLU/YEL WIRE BODY CONTROL MODULE (LOWER LEFT SIDE OF DASH) BRAKE PEDAL POSITION SENSOR (BEHIND BRAKE PEDAL ASSEMBLY) BRK APPLY SENS LO REF BRK APPLY SENS SIG BRK APPLY SENS SUPPLY VOLT BRK SENS LOW REF BRK SENS SIG BRK SENS SPLY VOLT BRN/GRN WIRE BRN/RED WIRE BRN/WHT WIRE COMMUNICATION ENABLE COMPUTER DATA LINES SYSTEM CRUISE CTRL SW SIG CRUISE GAP SW SIG CRUISE IND CRUISE/ETC/ TCC BRK SIG DISTANCE SENSING CRUISE CONTROL MODULE (LEFT SIDE BOTTOM OF FRONT FASCIA) DRIVER INFORMATION CENTER DISPLAY ECM IGN FUSE ENGINE CONTROL MODULE (LEFT OF ENGINE COMPT) GRN/WHT WIRE GRY/GRN WIRE GRY/RED WIRE HOT AT ALL TIMES HOT W/ ENGINE CONTROL MODULE WAKE-UP RELAY ENERGIZED HOT W/ IGNITION MAIN RELAY ENERGIZED INSTRUMENT CLUSTER INSTRUMENT PANEL JUNCTION BLOCK IPC FUSE LEFT INSTRUMENT PANEL FUSE BLOCK LOGIC LOW SPD GMLAN SERIAL DATA PRIME RELAY FUSE RED/BRN WIRE RED/GRN WIRE RED/GRY WIRE RIGHT INSTRUMENT PANEL FUSE BLOCK RUN/CRANK IGN 1 VOLT SERIAL DATA SERIAL DATA (-) (1) SERIAL DATA 2 SIG GND THR POS CTRL CLOSE THR POS CTRL OPEN THR POS SENS 5 VOLT REF THR POS SENS LOW REF TP SENS SIG UNDERHOOD FUSE BLOCK USB/OBS DET FUSE VIO/GRN WIRE WHT WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/RED WIRE YEL WIRE YEL/WHT WIRE

6 SPEED A/T ACCELERATOR PEDAL POSITION SENSOR AUTOMATIC TRANSMISSION ASSEMBLY BLK WIRE BLK/BLU WIRE BLK/BRN WIRE BLK/VIO WIRE BLU WIRE BLU/WHT WIRE BRN/GRN WIRE BRN/RED WIRE BRN/WHT WIRE BRN/YEL WIRE CANCEL SWITCH CHEVROLET/GMC CADILLAC COMPUTER DATA LINES SYSTEM CRUISE SWITCH GAP SWITCH GRN WIRE GRN/VIO WIRE GRN/WHT WIRE GRN/YEL WIRE GRY/BLU WIRE GRY/GRN WIRE GRY/ORG WIRE IN SPD SIG LEFT STEERING WHEEL CONTROLS SWITCH OUT SPD SIG RED WIRE RES+ SERIAL DATA (-) (1) SET- SPD SIG STEERING WHEEL AIR BAG COIL TRANS INTERMEDIATE TRANS SENS A TRANS SENS B TRANSMISSION CONTROL MODULE (8 SPEED A/T) (NEAR BRAKE MASTER CYLINDER) TRANSMISSION INPUT SHAFT SPEED SENSOR TRANSMISSION INTERMEDIATE SHAFT SPEED SENSOR TRANSMISSION OUTPUT SHAFT SPEED SENSOR TRANSMISSIONS SYSTEM WHT WIRE WHT/RED WIRE YEL WIRE YEL/BLU WIRE YEL/GRN WIRE YEL/WHT WIRE

ABS IND. AIR BAG IND AJAR SW SIG AJAR SW SIG 2 AMBIENT AIR TEMP SENS SIG AMBIENT AIR TEMPERATURE SENSOR BATT POS VOLT RUN/CRANK IGN 1 VOLT BATTERY CHARGE GAUGE BATTERY CHARGING IND BK LVDS BLK WIRE BLK/BLU WIRE BLK/VIO WIRE BLK/WHT WIRE BLU/BLK WIRE BLU/GRY WIRE BLU/VIO WIRE BRAKE WARNING IND BRN/WHT WIRE COMPUTER DATA LINES SYSTEM COOLANT LEVEL IND CRUISE IND DRIVER INFORMATION CENTER DISPLAY DRL IND ENGINE CONTROLS SYSTEM ENGINE COOLANT TEMPERATURE GAUGE ENGINE OIL LEVEL GAUGE ENGINE OIL LEVEL IND ESC IND ESC OFF IND FORWARD COLLISION ALERT LED CTRL FRONT FOG LIGHT IND FUEL GAUGE FUEL IND GRN WIRE GRN/BLK WIRE GRN/GRY WIRE GRY/GRN WIRE GRY/VIO WIRE GRY/WHT WIRE GRY/YEL WIRE HEAD-UP DISPLAY CIRCUIT HEAD-UP DISPLAY SIG HIGH BEAM IND HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED ILLUMINATION INSTRUMENT CLUSTER INSTRUMENT PANEL JUNCTION BLOCK IPC FUSE IPC IGN/ SDM IGN FUSE KM/H IND LANE DEPARTURE WARNING LIGHT IND LEFT INSTRUMENT PANEL FUSE BLOCK LEFT REAR DOOR LATCH ASSEMBLY LEFT REAR WINDOW SWITCH LEFT TURN IND LIFTGATE CONTROL MODULE LIFTGATE LATCH ASSEMBLY LIGHTS ON IND LINEAR INTERCONNECT NETWORK BUS 12 LINEAR INTERCONNECT NETWORK BUS 12 LOGIC LOW REF LOW SPD GMLAN SERIAL DATA LOW WASHER FLUID IND CTRL AMBIENT AIR TEMP LOW REF MALFUNCTION IND MOST CONTROL MOST SERIAL DATA (+) MPH IND NAVIGATION SYSTEM NETWORK BUS 4 PARK BRAKE IND (IF EQUIPPED) PARK BRAKE SWITCH PARK LAMP IND POWER DISTRIBUTION SYSTEM RED/GRY WIRE REFLECTED LED DISPLAY DIMMING CTRL RIGHT TURN IND SEAT BELT 2 IND SEAT BELT IND SECURITY IND SERIAL DATA SERVICE PARK BRAKE IND SIGNAL GROUND SPEEDOMETER TACHOMETER TIRE PRESSURE MONITOR IND TRACTION CONTROL OFF IND TRUNK, TAILGATE, FUEL DOORS SYSTEM VIO WIRE VIO/BLK WIRE WHT/GRN WIRE WHT/VIO WIRE WINDSHIELD WASHER FLUID LEVEL IND WIPER/WASHER SYSTEM

5.3L, 6.2L 5.3L, 6.2L 6.0L 6.0L AJAR SW SIG AJAR SW SIG 1 AMBIENT AIR TEMP SENS SIG AMBIENT AIR TEMPERATURE SENSOR BLK WIRE BLK/BLU WIRE BLK/GRN WIRE BLK/VIO WIRE BLK/WHT WIRE BLU WIRE BLU/GRY WIRE BLU/VIO WIRE BLU/WHT WIRE BODY CONTROL MODULE (LOWER LEFT SIDE OF DASH) BRAKE FLUID LEVEL SWITCH BRK FLUID LEVEL BRN/GRN WIRE COMPUTER DATA LINES SYSTEM DRIVER DOOR LATCH ASSEMBLY DRIVER WINDOW MOTOR ELECTRONIC BRAKE CONTROL MODULE ENGINE CONTROL MODULE (LEFT OF ENGINE COMPT) ENGINE CONTROLS SYSTEM ENGINE OIL LEVEL SWITCH ENGINE OIL PRESSURE SENSOR FUEL LEVEL SENS SIG FUEL LEVEL SENSOR FUEL PRESS LOW REF FUEL PUMP, LEVEL SENSOR ASSEMBLY FUEL TANK ASSEMBLY GMLAN SERIAL DATA - 1 GRN/GRY WIRE GRN/YEL WIRE GRY WIRE GRY/WHT WIRE INSTRUMENT PANEL JUNCTION BLOCK LIFTGATE LATCH ASSEMBLY LIFTGATE WINDOW LATCH ASSEMBLY LOGIC LOGIC RIGHT REAR WINDOW SWITCH NETWORK BUS 3 NETWORK BUS 4 OIL LVL SW SIG OIL PRESS LO REF OIL PRESS SENS SIG PASSENGER DOOR LATCH ASSEMBLY PASSENGER WINDOW MOTOR PRK BRK SW RIGHT REAR DOOR LATCH ASSEMBLY SECONDARY FUEL LEVEL SENS SIG SECONDARY FUEL LEVEL SENSOR SECONDARY FUEL PUMP, LEVEL SENSOR ASSEMBLY VIO/GRY WIRE W/O POWER LIFTGATE WHT WIRE WHT/RED WIRE YEL/BRN WIRE

3/4 5 VOLT REF AJAR SW SIG 2 BATT POS VOLT BLK WIRE BLK/GRN WIRE BLK/VIO WIRE BLU WIRE BLU/BLK WIRE BLU/GRY WIRE BLU/WHT WIRE BOTTOM OF LIFTGATE) BRN WIRE BRN/RED WIRE BRN/WHT WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM FACE SW SIG FUSE 14 FUSE 25 GMLAN SERIAL GRN WIRE GRN/BLU WIRE GRN/BRN WIRE GRN/RED WIRE GRN/WHT WIRE GRY WIRE GRY/BLK WIRE HANDS-FREE LIFTGATE SENSOR CONTROL MODULE HOT AT ALL TIMES INSTRUMENT PANEL JUNCTION BLOCK INTERIOR LIFTGATE CONTROL SWITCH LATCH MTR CLOSE LATCH MTR OPEN LEFT LIFTGATE OBJECT SENSOR LIFTGATE CLOSE SWITCH LIFTGATE CONTROL MODULE LIFTGATE HANDLE SWITCH LIFTGATE LATCH ASSEMBLY LIFTGATE MOTOR (BASE OF LIFTGATE STRUT) LIFTGATE SIG LOW REF LOWER HANDS-FREE LIFTGATE SENSOR MAX MTR (CLOSE) MTR OPEN NCA WIRE NETWORK BUS 18 OBJ SENS 2 OFF ON/OFF SW SIG OPEN/CLOSE SW POS SIG 1 POS SIG 2 REAR BODY FUSE BLOCK RED WIRE RED/BLU WIRE RED/GRN WIRE RED/GRY WIRE RELEASE SIG RIGHT INSTRUMENT PANEL FUSE BLOCK RIGHT LIFTGATE OBJECT SENSOR SW OPEN SIG UNLATCH SW SIG UPPER HANDS-FREE LIFTGATE SENSOR USB/OBS DET FUSE VIO/GRN WIRE W/ COLLISION AVOIDANCE, OBSTACLE DETECTION W/O COLLISION AVOIDANCE, OBSTACLE DETECTION WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLU WIRE YEL/ORG WIRE

BATT POS VOLT BATTERY FUSE BLOCK BLK WIRE BLK/BRN WIRE BLK/GRN WIRE BLK/VIO WIRE BLU WIRE BLU/BLK WIRE BLU/WHT WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM ECM FUSE ECM/TCM FUSE ENG FUSE ENGINE CONTROLS IGNITION RELAY ENGINE COOLANT TEMPERATURE SENSOR ENGINE OIL PRESSURE SENSOR FUEL COMPOSITION SENSOR FUEL PUMP CRTL FUEL PUMP DATA OUT SIG FUEL PUMP DRIVER CONTROL MODULE (ABOVE SPARE TIRE) FUEL SYSTEM SHIELD FUSE 2 FUSE SPLY 5 GMLAN SER DATA 3 GRY WIRE GRY/BRN WIRE HIGH PRESSURE FUEL PUMP HOT AT ALL TIMES INJ A ODD FUSE INJ B EVEN FUSE LOW REF RED/BRN WIRE RED/GRN WIRE RED/GRY WIRE RED/VIO WIRE RUN/CRANK IGN 1 VOLT TEMP/COMPOSITION SIG THROT CONT FUSE UNDERHOOD FUSE BLOCK VIO/BLK WIRE VIO/BLU WIRE VIO/GRN WIRE VIO/YEL WIRE WAKE-UP SER DATA WHT WIRE WHT/RED WIRE YEL WIRE YEL/BRN WIRE YEL/WHT WIRE

BLK WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/VIO WIRE BLU WIRE BLU/WHT WIRE BRN WIRE BRN/BLU WIRE CYLINDER SHUTOFF SOLENOID 1 CYLINDER SHUTOFF SOLENOID 4 CYLINDER SHUTOFF SOLENOID 6 CYLINDER SHUTOFF SOLENOID 7 FUEL INJECTOR 3 FUEL INJECTOR 4 FUEL INJECTOR 5 FUEL INJECTOR 6 GRN WIRE GRN/BLK WIRE GRN/VIO WIRE GRN/WHT WIRE GRY WIRE GRY/BLU WIRE GRY/BRN WIRE NCA WIRE SPARK PLUG VIO WIRE VIO/BLU WIRE VIO/BRN WIRE VIO/GRN WIRE VIO/GRY WIRE VIO/WHT WIRE WHT/GRN WIRE WHT/RED WIRE YEL/BLU WIRE YEL/GRY WIRE YEL/VIO WIRE YEL/WHT WIRE

BLK/BRN WIRE BLK/GRN WIRE BLK/VIO WIRE BLK/WHT WIRE BLU WIRE BLU/GRY WIRE BLU/WHT WIRE BRN WIRE BRN/GRN WIRE BRN/WHT WIRE CAM SHAFT LO REF CAMSHAFT POSITION ACTUATOR SOLENOID VALVE CAMSHAFT POSITION SENSOR CRANKSHAFT POSITION SENSOR ENGINE CONTROL MODULE EVAPORATIVE EMISSION PURGE SOLENOID VALVE FUEL INJECTOR 2 FUEL INJECTOR 7 FUEL INJECTOR 8 GRN WIRE GRN/BLK WIRE GRN/BLU WIRE GRN/WHT WIRE GRY WIRE GRY/BLU WIRE GRY/BRN WIRE GRY/WHT WIRE LOW REF SENS SIG SENS VOLT SIG SIG GND SOLENOID CTRL 1 SOLENOID CTRL 2 SPLY CYLINDER 1 SPLY CYLINDER 2 SPLY CYLINDER 3 SPLY CYLINDER 4 SPLY CYLINDER 5 SPLY CYLINDER 6 SPLY CYLINDER 7 SPLY CYLINDER 8 VIO WIRE VIO/BLU WIRE VIO/BRN WIRE WHT/GRN WIRE WHT/RED WIRE WHT/YEL WIRE YEL/GRY WIRE YEL/VIO WIRE YEL/WHT WIRE