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

5.3L, 6.2L 6.0L A/C COMPRESSOR CLUTCH RELAY A/C COMPRESSOR CLUTCH RLY CTRL A/C CONTROL FUSE A/C PRESS SENS 5 VOLT REF A/C REFRIGERANT PRESS SENS LO REF A/C REFRIGERANT PRESS SENS SIG A/C REFRIGERANT PRESSURE SENSOR AMBIENT AIR TEMP SENS SIG AMBIENT AIR TEMPERATURE SENSOR B+ VOLT BATT+ VOLT BLK WIRE BLK/BLU WIRE BLK/BRN WIRE BLK/WHT WIRE BLU WIRE BLU/GRY WIRE BRN WIRE BRN/GRN WIRE BRN/RED WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM COOL FAN LT FUSE COOL FAN RT FUSE ENG COOLANT TEMP SENS SIG ENGINE CONTROL MODULE ENGINE CONTROLS IGNITION RELAY ENGINE COOLANT TEMPERATURE SENSOR GRN WIRE HI SPD COOLING FAN RLY CTRL HI SPD GMLAN SERIAL DATA (-) (1) HOT AT ALL TIMES LEFT COOLING FAN MOTOR LO REF RED/BRN WIRE RED/GRY WIRE RED/WHT WIRE RIGHT COOLING FAN MOTOR TCM/ECM FUSE UNDERHOOD FUSE BLOCK WHT WIRE WHT/GRY 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

BATTERY POSITIVE VOLT BLK WIRE BLK/BLU WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/YEL WIRE BLU WIRE BLU/RED WIRE BLU/YEL WIRE BRN WIRE BRN/RED WIRE BRN/VIO WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM DAMPING AIR PRESS SENS SIG DRIVER INFORMATION CENTER DISPLAY EXHAUST SOLENOID CTRL EXHAUST SOLENOID SPLY VOLT GRN WIRE GRN/GRY WIRE GRN/RED WIRE GRN/WHT WIRE HI SPD GMLAN SER DATA (+) 1 HI SPD GMLAN SER DATA (-) 2 HOT AT ALL TIMES INSTRUMENT CLUSTER LEFT FRONT SUSPENSION POSITION SENSOR LEFT REAR SUSPENSION POSITION SENSOR LF STRUT MOTOR DECREASE DAMP CTRL LF STRUT MOTOR INCREASE DAMP CTRL LF STRUT POS SENS 5 VOLT REF LF STRUT POS SENS LOW REF LF STRUT POS SENS SIG LOGIC LR STRUT MOTOR DECREASE DAMP CTRL LR STRUT MOTOR INCREASE DAMP CTRL LR STRUT POS SENS 5 VOLT REF LR STRUT POS SENS LOW REF LR STRUT POS SENS SIG RED/BLU WIRE RED/GRN WIRE RELAY COIL CTRL RF STRUT MOTOR DECREASE DAMP CTRL RF STRUT MOTOR INCREASE DAMP CTRL RF STRUT POS SENS 5 VOLT REF RF STRUT POS SENS LOW REF RF STRUT POS SENS SIG RIGHT FRONT SUSPENSION POSITION SENSOR RIGHT REAR SUSPENSION POSITION SENSOR RR STRUT MOTOR DECREASE DAMP CTRL RR STRUT MOTOR INCREASE DAMP CTRL RR STRUT POS SENS 5 VOLT REF RR STRUT POS SENS LOW REF RR STRUT POS SENS SIG RTD FUSE SENS 5 VOLT REF SENS LOW REF SER DATA COMM ENABLE SERIAL DATA SUSP LEVELING CMPRSR FUSE SUSPENSION CONTROL MODULE (ABOVE SPARE TIRE) UNDERHOOD FUSE BLOCK VEHICLE LEVEL CONTROL COMPRESSOR RELAY VIO WIRE VIO/BLU WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/GRY WIRE WHT/VIO WIRE YEL WIRE YEL/GRN WIRE YEL/RED 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

AUDIO SIG + BATTERY POSITIVE VOLT BLK WIRE BLK/BLU WIRE BLK/BRN WIRE BLK/GRY WIRE BLK/YEL WIRE BLU WIRE BLU/GRN WIRE BLUETOOTH WIRELESS COMMUNICATION ANTENNA (WIRELESS INTERFACE) CELL COAX COMPUTER DATA LINES SYSTEM DRAIN WIRE GMC/ CHEVROLET GPS/CELL GRN WIRE GROUND DISTRIBUTION SYSTEM GRY WIRE GRY/YEL WIRE INSTRUMENT PANEL COMPARTMENT USB RECEPTACLE INSTRUMENT PANEL JUNCTION BLOCK LOGIC LOW REF MOBILE TELEPHONE MICROPHONE NCA WIRE RED WIRE RED/GRN WIRE RED/VIO WIRE REMOTE MEDIA EJECT SIG SERIAL DATA SIG TELEMATICS COMMUNICATION INTERFACE CONTROL MODULE USB USB RECEPTACLE VOICE LOW REF VOICE SIG W/ ONSTAR W/ REAR SEAT ENTERTAINMENT W/O REAR SEAT ENTERTAINMENT W/O FULL FEATURE CENTER W/O ONSTAR WHT WIRE WHT/GRN WIRE YEL WIRE

BATT POS VOLT BLK/BLU WIRE BLK/GRY WIRE BLK/WHT WIRE BLU WIRE BLU/BRN WIRE BLU/YEL WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM GRN WIRE GRN/BRN WIRE GRY WIRE GRY/GRN WIRE HI SPD GMLAN SERIAL DATA (-) (2) HOT AT ALL TIMES INSTRUMENT PANEL JUNCTION BLOCK LED DISABLE SIG LEFT FRONT MIDDLE PARKING ASSIST SENSOR LEFT REAR MIDDLE PARKING ASSIST SENSOR LEFT/RIGHT/MID SENS LF CORNER SENS SIG LF MIDDLE SENS SIG LF SUPPLEMENTAL OBJECT SENS SIG LOW SPD GMLAN SERIAL DATA LR CORNER SENS SIG LR MIDDLE SENS SIG LR OBJECT SENS SIG PARKING ASSIST CONTROL MODULE (BEHIND LEFT SIDE REAR SEAT) RED/GRN WIRE RF CORNER SENS SIG RF MIDDLE SENS SIG RF SUPPLEMENTAL OBJECT SENS SIG RIGHT INSTRUMENT PANEL FUSE BLOCK RR CORNER SENS SIG RR MIDDLE SENS SIG RR SUPPLEMENTAL OBJECT SENS SIG RSE FUSE SENS LOW REF SENS SPLY VOLT SIG GND REAR PARK ASSIST DISABLE SIG USB/OBS DET FUSE VIO/GRY WIRE VIO/WHT WIRE WHT WIRE WHT/GRY WIRE YEL WIRE YEL/BLU WIRE YEL/GRN WIRE YEL/GRY WIRE YEL/VIO WIRE YEL/WHT WIRE

BLK WIRE BLK/BLU WIRE BLK/GRY WIRE BLU WIRE BLU/BRN WIRE BRN/WHT WIRE GMC, CHEVROLET CADILLAC GRN WIRE GRN/BRN WIRE GRY WIRE GRY/GRN WIRE INSTRUMENT PANEL MULTI- FUNCTION SWITCH INSTRUMENT PANEL MULTI-FUNCTION SWITCH 2 LEFT FRONT OUTER PARKING ASSIST SENSOR LEFT FRONT SIDE PARKING ASSIST SENSOR LEFT REAR OUTER PARKING ASSIST SENSOR LEFT REAR SIDE PARKING ASSIST SENSOR LOGIC PARKING ASSIST DISABLE SWITCH RED/GRN WIRE RIGHT FRONT MIDDLE PARKING ASSIST SENSOR RIGHT FRONT OUTER PARKING ASSIST SENSOR RIGHT FRONT SIDE PARKING ASSIST SENSOR RIGHT REAR MIDDLE PARKING ASSIST SENSOR RIGHT REAR OUTER PARKING ASSIST SENSOR RIGHT REAR SIDE PARKING ASSIST SENSOR SIG VIO/GRY WIRE VIO/WHT WIRE WHT WIRE WHT/GRY WIRE YEL WIRE YEL/GRN WIRE YEL/VIO WIRE YEL/WHT WIRE

AUDIO SIG + BATTERY POSITIVE VOLT BLK WIRE BLK/BLU WIRE BLK/BRN WIRE BLK/GRY WIRE BLK/YEL WIRE BLU WIRE BLU/GRN WIRE BLUETOOTH WIRELESS COMMUNICATION ANTENNA (WIRELESS INTERFACE) CELL COAX COMPUTER DATA LINES SYSTEM DRAIN WIRE GMC/ CHEVROLET GPS/CELL GRN WIRE GROUND DISTRIBUTION SYSTEM GRY WIRE GRY/YEL WIRE INSTRUMENT PANEL COMPARTMENT USB RECEPTACLE INSTRUMENT PANEL JUNCTION BLOCK LOGIC LOW REF MOBILE TELEPHONE MICROPHONE NCA WIRE RED WIRE RED/GRN WIRE RED/VIO WIRE REMOTE MEDIA EJECT SIG SERIAL DATA SIG TELEMATICS COMMUNICATION INTERFACE CONTROL MODULE USB USB RECEPTACLE VOICE LOW REF VOICE SIG W/ ONSTAR W/ REAR SEAT ENTERTAINMENT W/O REAR SEAT ENTERTAINMENT W/O FULL FEATURE CENTER W/O ONSTAR WHT WIRE WHT/GRN WIRE YEL WIRE