Chevrolet Tahoe V (2021-2024) blu/yel Wiring diagrams

AUTOSAR CAN BUS (+) 1 SERIAL DATA AUTOSAR CAN BUS (+) 2 SERIAL DATA BATTERY DISTRIBUTION ENGINE COMPARTMENT FUSE BLOCK BATTERY POSITIVE VOLTAGE BLK WIRE BLK/WHT WIRE BLU WIRE BLU/YEL WIRE BRAKE FLUID LEVEL INDICATOR SWITCH BRAKE FLUID LEVEL SIGNAL BRAKE MASTER CYLINDER) BRAKE SYSTEM CONTROL MODULE BRN/BLU WIRE CHEVROLET/ GMC COMPUTER DATA LINES SYSTEM ELECTRONIC BRAKE CONTROL MODULE LIN BUS 1 ELECTRONIC BRAKE CONTROL MODULE LIN BUS 2 ENGINE WIRING HARNESS JUNCTION BLOCK FRONT BRAKE PAD WEAR SENSOR SIGNAL GRN/BLU WIRE GRN/GRY WIRE GRN/VIO WIRE GRN/YEL WIRE GROUND GRY WIRE GRY/BLK WIRE GRY/BRN WIRE GRY/WHT WIRE GRY/YEL WIRE HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED LEFT FRONT WHEEL SPEED SENSOR LEFT FRONT WHEEL SPEED SENSOR CONTROL LEFT FRONT WHEEL SPEED SENSOR SIGNAL LEFT PARK BRAKE MOTOR APPLY CONTROL LEFT PARK BRAKE MOTOR LOW REFERENCE LEFT PARKING BRAKE ACTUATOR LEFT REAR WHEEL SPEED SENSOR LEFT REAR WHEEL SPEED SENSOR CONTROL LEFT REAR WHEEL SPEED SENSOR SIGNAL NCA WIRE REAR BRAKE PAD WEAR SENSOR SIGNAL RED WIRE RED/WHT WIRE RED/YEL WIRE RIGHT FRONT WHEEL SPEED SENSOR RIGHT FRONT WHEEL SPEED SENSOR CONTROL RIGHT FRONT WHEEL SPEED SENSOR SIGNAL RIGHT PARK BRAKE MOTOR APPLY CONTROL RIGHT PARK BRAKE MOTOR LOW REFERENCE RIGHT PARKING BRAKE ACTUATOR RIGHT REAR WHEEL SPEED SENSOR RIGHT REAR WHEEL SPEED SENSOR CONTROL RIGHT REAR WHEEL SPEED SENSOR SIGNAL RUN/CRANK IGNITION 1 VOLTAGE TRAILER ABS CIRCUIT TRAILER BRAKE APPLY SIGNAL TRAILER BRAKE ENABLE SIGNAL VIO WIRE VIO/WHT WIRE WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE

3.0L TURBO DIESEL 5.3L, 6.2L 6.2L ABS IND. AUTOSAR CAN BUS (+) 2 SERIAL DATA BATT POS VOLTAGE BLK WIRE BLK/BRN WIRE BLK/GRY WIRE BLK/WHT WIRE BLK/YEL WIRE BLU/VIO WIRE BLU/WHT WIRE BLU/YEL WIRE BODY CONTROL MODULE (LOWER LEFT SIDE OF DASH) BRAKE APPLY SENSOR CTRL BRAKE APPLY SENSOR LOW REF BRAKE APPLY SENSOR SIGNAL BRAKE IND BRAKE PEDAL POSITION SENSOR BRAKE POSITION SENSOR SIGNAL BRN/BLU WIRE CHEVROLET/ GMC COMPUTER DATA LINES SYSTEM DRIVER INFORMATION CENTER DISPLAY ELECTRIC PARK BRAKE IND ENGINE CONTROL MODULE (CADILLAC) (LEFT FRONT OF ENGINE COMPT) ENGINE CONTROL MODULE (CHEVROLET, GMC) (LEFT FRONT OF ENGINE COMPT) ENGINE CONTROL MODULE LIN BUS 1 ENGINE CONTROL MODULE LIN BUS 2 ENGINE CONTROL SENSORS 5 VOLT REFERENCE 1 ENGINE CTRL MODULE LIN BUS 1 ENGINE CTRL MODULE LIN BUS 2 ENGINE CTRL SENSORS LOW REFERENCE 1 ENGINE WIRING HARNESS JUNCTION BLOCK GRN/VIO WIRE GRN/WHT WIRE GRN/YEL WIRE GROUND HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED INSTRUMENT PANEL CLUSTER CONTROL MODULE J167 (3.0L TURBO) J171 (6.2L, 6.2L SUPERCHARGED) J180 (3.0L TURBO DIESEL) J150 (6.2L, 5.3L) J187 (3.0L TURBO DIESEL) J151 (6.2L, 5.3L) LEFT FRONT DISC BRAKE PAD WEAR SENSOR LEFT REAR DISC BRAKE PAD WEAR SENSOR LOGIC MULTI-FUNCTION POWER SUPPLY CONVERTER NCA WIRE PARK BRAKE IND PARKING BRAKE CONTROL SWITCH POWER DISTRIBUTION SYSTEM RED/BLU WIRE RED/GRN WIRE RED/YEL WIRE RIGHT END OF DASH) RIGHT INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK TRACTION CONTROL SWITCH TRACTION CONTROL SWITCH SIGNAL 1 VEHICLE STABILITY CONTROL SYSTEM SWITCH VIO/WHT WIRE WHT WIRE WHT/GRN WIRE WHT/RED WIRE

3.0L TURBO DIESEL ABS IND. ADAPTIVE FRONT LIGHTING (AFL) LIGHT IND AIR BAG IND AUTO STOP IND AUTOSAR CAN BUS (-) 5 SER DATA AUXILIARY VIDEO SIG BATTERY POSITIVE VOLTAGE BLK WIRE BLK/WHT WIRE BLU/WHT WIRE BLU/YEL WIRE BRAKE IND BRN/BLU WIRE CHARGE IND CHARGING GAUGE COMPUTER DATA LINES SYSTEM CRUISE IND DAY NIGHT LED CONTROL DISPLAY DPF WARNING IND (3.0L TURBO DIESEL) DRIVER INFORMATION CENTER DISPLAY ELECTRIC STABILITY OFF CONTROL IND ELECTRONIC STABILITY CONTROL IND ENGINE CONTROLS SYSTEM ENGINE COOLANT TEMPERATURE GAUGE ENGINE COOLANT TEMPERATURE IND ENGINE OIL LEVEL GAUGE ETHERNET BUS 7 (-) FORWARD COLLISION ALERT IND FORWARD COLLISION ALERT LED CONTROL FRONT FOG LAMP IND FUEL GAUGE (GMC, CHEVROLET) FUEL IND/ LOW FUEL IND GLOW PLUG IND GMC/ CHEVROLET GRN/BLK WIRE GRN/BRN WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/YEL WIRE GY GY HEAD-UP DISPLAY CIRCUIT HIGH BEAM ASSIST IND HIGH BEAM IND HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED INSTRUMENT CLUSTER LIN BUS 1 INSTRUMENT PANEL CLUSTER CONTROL MODULE KM/H MPH IND LANE DEPARTURE WARNING IND LANE KEEPING ASSIST IND LEFT TURN IND LOGIC LOW OIL PRESSURE IND LVDS MALFUNCTION IND NAVIGATION SYSTEM NIGHT VISION ASSIST IND OFF IND PARK BRAKE IND (CADILLAC) PARK IND PARK LAMP IND PEDESTRIAN AHEAD IND RED/GRY WIRE RED/WHT WIRE RIGHT END OF DASH) RIGHT INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK RIGHT TURN IND RPM IND RUN/CRANK IGNITION 1 VOLTAGE SEAT BELT IND SECURITY IND SERVICE PARK BRAKE IND SIG GND SPEEDOMETER TACHOMETER TIRE PRESSURE IND TOW/HAUL IND (CADILLAC) TRACTION CONTROL OFF IND TRAILER TOWING IND VEHICLE AHEAD IND VIO/WHT WIRE W/ ENHANCED MULTI-COLOR GRAPHICS WAIT TO START INDICATOR CONTROL

3.0L TURBO DIESEL 5.3L, 6.2L AMBIENT AIR TEMPERATURE SENSOR AMBIENT AIR TEMPERATURE SENSOR SIGNAL AUTOSAR CAN BUS (-) 2 SER DATA BLK WIRE BLK/BLU WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/WHT WIRE BLK/YEL WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/YEL WIRE BRAKE FLUID LEVEL INDICATOR SWITCH BRN/BLU WIRE BRN/GRN WIRE COMPUTER DATA LINES SYSTEM ENGINE CONTROL MODULE (LEFT FRONT OF ENGINE COMPT) ENGINE CONTROL SENSOR LOW REFERENCE 1 ENGINE CONTROL VEHICLE SENSORS 5 VOLT REFERENCE 1 ENGINE CONTROL VEHICLE SENSORS LOW REFERENCE 1 ENGINE CONTROLS SYSTEM ENGINE OIL LEVEL INDICATOR SWITCH ENGINE OIL PRESSURE SENSOR ENGINE OIL TEMPERATURE SENSOR FUEL LEVEL SENSOR FUEL LEVEL SENSOR LOW REFERENCE FUEL PUMP POWER CONTROL MODULE GMC/ CHEVROLET GRN/GRY WIRE GRN/YEL WIRE HOT AT ALL TIMES J134 (CADILLAC 3.0L TURBO DIESEL) J131 (CADILLAC 6.2L) J135 (CADILLAC 3.0L TURBO DIESEL) J131 (CADILLAC 6.2L) J184 (GMC, CHEVROLET 3.0L TURBO DIESEL) J151 (GMC, CHEVROLET 5.3L, 6.2L) J187 (GMC, CHEVROLET 3.0L TURBO DIESEL) J151 (GMC, CHEVROLET 5.3L, 6.2L) LEFT RIGHT LOGIC OIL LEVEL SWITCH SIGNAL OIL PRESSURE SENSOR SIGNAL OIL TEMPERATURE SENSOR SIGNAL PARKING BRAKE CONTROL SWITCH PARKING BRAKE SWITCH POWER DISTRIBUTION SYSTEM PRIMARY FUEL LEVEL SENSOR SIGNAL PRIVATE SERIAL DATA POWERTRAIN CAN BUS (+) SERIAL DATA RED/GRN WIRE RIGHT END OF DASH) RIGHT INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK SEEK DOWN SEEK UP SEL STEERING WHEEL RADIO CONTROL SWITCH TRANSFER CASE FLUID TEMPERATURE SENSOR SIGNAL VIO WIRE WHT WIRE WHT/RED WIRE YEL/BRN WIRE

AC POWER OUTLET STATUS IND CTRL AC POWER OUTLET SWITCH SIGNAL ACC IND BATT POS VOLT BATTERY POSITIVE VOLT BLK WIRE BLK/GRY WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/GRN WIRE BLU/WHT WIRE BLU/YEL WIRE BODY CONTROL MODULE BRN/BLK WIRE CAN BUS (-) 5 COMPUTER DATA LINES SYSTEM ENGINE START/ STOP FROM RIGHT INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK (DIAGRAM 1 OF 11) FRONT FLOOR CONSOLE COMPARTMENT COOLER GRN WIRE GRN/BLK WIRE GROUND GRY/WHT WIRE IGNITION MODE SWITCH ACCESSORY LED SIGNAL IGNITION MODE SWITCH MODE VOLT IGNITION MODE SWITCH START LED SIGNAL ILL LOW LEVEL ON/OFF VEHICLE SWITCH PASSIVE START SWITCH 2 LOW REF PASSIVE START SWITCH SIGNAL 2 RADIO REAR BODY WIRING HARNESS JUNCTION BLOCK RED/GRY WIRE RED/VIO WIRE RED/YEL WIRE SERIAL DATA GATEWAY MODULE START IND STATUS IND STATUS SWITCH STOP/START IND STOP/START IND CTRL STOP/START SWITCH STOP/START SWITCH SIGNAL VEHICLE STABILITY CONTROL SYSTEM SWITCH WIRELESS ACCESSORY CHARGING MODULE YEL WIRE

AUXILIARY BATTERY AUXILIARY BATTERY DISTRIBUTION FUSE BLOCK AUXILIARY BATTERY RELAY AUXILIARY INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK BLK WIRE BLK/WHT WIRE BLU/YEL WIRE BODY CONTROL MODULE BRN/BLU WIRE CONFIGURABLE PROVISION RELAY 1 CONFIGURABLE PROVISION RELAY 2 CONFIGURABLE PROVISION RELAY 3 CONFIGURABLE PROVISION RELAY 4 FROM BATTERY DISTRIBUTION ENGINE COMPARTMENT FUSE BLOCK (DIAGRAM 1 OF 11) FROM ENGINE WIRING HARNESS JUNCTION BLOCK (DIAGRAM 3 OF 11) FRONT SEAT/CENTER CONSOLE (BLUNT CUT) GRN/YEL WIRE GRY/YEL WIRE LEFT REAR CARGO TRIM BLUNT CUT POLICE RED/BLU WIRE RED/BRN WIRE RED/GRN WIRE RED/GRY WIRE RED/VIO WIRE RED/WHT WIRE RED/YEL WIRE VIO/WHT WIRE VIO/YEL WIRE

AUTOSAR CAN BUS (+) 1 SERIAL DATA AUTOSAR CAN BUS (+) 2 SERIAL DATA BATT POS VOLT BLK WIRE BLK/WHT WIRE BLU WIRE BLU/YEL WIRE BRAKE MASTER CYLINDER) BRAKE SYSTEM CONTROL MODULE CHEVROLET/ GMC COMPUTER DATA LINES SYSTEM COMPUTER DATA LINES SYSTEMS ELECTRONIC BRAKE CTRL MODULE LIN BUS 2 ENGINE WIRING HARNESS JUNCTION BLOCK GRN/BLU WIRE GROUND HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED LOGIC POWER DISTRIBUTION SYSTEM RED/VIO WIRE RIGHT END OF DASH) RIGHT INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK RUN/CRANK IGNITION 1 VOLTAGE TRAILER AUXILIARY CTRL TRAILER BRAKE APPLY SIG TRAILER BRAKE APPLY SIGNAL TRAILER BRAKE CONTROL MODULE TRAILER BRAKE CONTROL SWITCH TRAILER BRAKE ENABLE SIG TRAILER BRAKE ENABLE SIGNAL VIO/WHT WIRE WHT WIRE WHT/BLK WIRE YEL/BLK WIRE

A/C COMPRESSOR CLU RLY CTRL A/C REFRIGERANT PRESSURE SENS SIG ACCELERATOR PEDAL POS LOW REF 1 ACCELERATOR PEDAL POS LOW REF 2 ACCELERATOR PEDAL POS SIG 2 AIR CONDITIONING SYSTEM ANTI-THEFT SYSTEM AUTOSAR CAN BUS (+) 2 SERIAL DATA AUTOSAR CAN BUS (+) 3 SERIAL DATA BATT POSITIVE VOLT BATTERY DISTRIBUTION ENGINE COMPARTMENT FUSE BLOCK BLK/BLU WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/VIO WIRE BLK/WHT WIRE BLU/BLK WIRE BLU/GRY WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRK POS SENS SIG BRN/BLU WIRE BRN/GRN WIRE BRN/WHT WIRE CAN BUS (-) SERIAL DATA COMPUTER DATA LINES SYSTEM COOLANT DIVERTER VALVE POS SIG COOLANT FLOW CTRL VALVE POS SIG COOLING FANS SYSTEM CRUISE CONTROL SYSTEM CRUISE/ETC/TCC BRAKE SIG EH GAS RECIRCULATION VALVE HIGH CTRL EH GAS RECIRCULATION VALVE LOW CTRL ENGINE CONTROL MODULE (LEFT FRONT OF ENGINE COMPT) ENGINE CTRL MODULE GND ENGINE CTRL SENSORS LOW REF 2 ENGINE CTRL VEHICLE SENS LOW REF 1 EXHAUST FLOW CTRL VALVE 1 EXHAUST GAS RECIRCULATION POS SIG GLOW PLUG 2 CTRL GLOW PLUG 3 CTRL GLOW PLUG 5 CTRL GLOW PLUG 4 CTRL ENGINE CTRL VEHICLE SENS 5 VOLT REF 1 GLOW PLUG 6 GLOW PLUG 6 CTRL GLOW PLUG CTRL GMC/ CHEVROLET GRN WIRE GRN/BLU WIRE GRN/BRN WIRE GRN/GRY WIRE GRN/WHT WIRE GRY WIRE GRY/BLK WIRE GRY/BRN WIRE GRY/GRN WIRE GRY/VIO WIRE GRY/WHT WIRE GRY/YEL WIRE HOOD STATUS A SIG HOT AT ALL TIMES INTAKE MANIFOLD RUNNER VALVE ACTUATOR CTRL LOGIC MASS AIR FLOW SENS SIG OIL PRESSURE SENS SIG CRANKCASE DIFFERENTIAL PRESSURE SENS SIG POS SENS MTR CLOSE CTRL POS SENS MTR OPEN CTRL POWERTRAIN RLY COIL CTRL POWERTRAIN SENS BUS RLY CTRL PVT SER DATA POWERTRAIN CAN BUS (+) SER DATA AUTOSAR CAN BUS (+) 3 SERIAL DATA RADIO CONTROL RED/BRN WIRE RUN/CRANK IGNITION 1 VOLTAGE STARTER ENABLE RLY CTRL STARTING/CHARGING SYSTEM TURBOCHARGER VANE POSI SENS SIG TURBOCHARGER VANE POSITION ACTUATOR VIO/BLK WIRE VIO/GRN WIRE VIO/YEL WIRE WAIT TO START IND WAIT TO START IND CTRL WHT WIRE WHT/BLU WIRE WHT/BRN WIRE WHT/GRN WIRE WHT/GRY WIRE WHT/RED WIRE WHT/VIO WIRE YEL WIRE YEL/BLK WIRE YEL/BRN WIRE YEL/GRY WIRE

AUTOSAR BLK WIRE BLK/BLU WIRE BLK/BRN WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRAKE APPLY BRAKE PEDAL POSITION SENSOR BRN/WHT WIRE CAN BUS (+) 2 COMPUTER DATA LINES SYSTEM CRANKCASE PRESSURE SENSOR ENGINE COOLANT TEMPERATURE SENSOR 2 EXHAUST GAS RECIRCULATION EXHAUST PRESSURE DIFFERENTIAL SENSOR EXHAUST PARTICULATE MATTER SENSOR FUEL LEVEL SENSOR FUEL PUMP GMC/ CHEVROLET GRN WIRE GRN/BLU WIRE GRN/GRY WIRE GRN/WHT WIRE GRY WIRE INSTRUMENT CLUSTER SYSTEM LOGIC MANIFOLD ABSOLUTE PRESSURE, INTAKE AIR TEMPERATURE SENSOR NITROGEN OXIDES SENSOR 1 NITROGEN OXIDES SENSOR 2 NITROGEN OXIDES SENSOR 3 RED/VIO WIRE RED/WHT WIRE SENS CTRL SENS LOW REF SENS SIG SERIAL DATA THROTTLE BODY (FRONT OF INTAKE MANIFOLD) VIO WIRE VIO/BLK WIRE VIO/GRN WIRE VIO/GRY WIRE WHT WIRE WHT/BLU WIRE WHT/BRN WIRE WHT/GRN WIRE WHT/RED WIRE YEL WIRE YEL/GRY WIRE

BATT POSITIVE VOLT BLK WIRE BLK/BLU WIRE BLK/GRN WIRE BLK/YEL WIRE BLU WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/WHT WIRE BLU/YEL WIRE BRN/GRY WIRE BRN/RED WIRE BRN/WHT WIRE BRN/YEL WIRE CLUSTER SYSTEM COMPUTER DATA LINES SYSTEM ENGINE CONTROLS SENSOR SUPPLY VOLTAGE RELAY ENGINE WIRING HARNESS JUNCTION BLOCK FROM ENGINE CONTROLS IGNITION RELAY (DIAGRAM 2 OF 9) FUEL FILTER FUEL HEATER RELAY FUEL LEVEL SENS LOW REF FUEL PMP ASSEMBLY SHD GND FUEL PRESSURE SENS LOW REF FUEL PRESSURE SENS SIG FUEL PRESSURE SENSOR FUEL PUMP CTRL FUEL PUMP POWER CONTROL MODULE FUEL PUMP PRIMARY RELAY CTRL FUEL PUMP SPLY VOLT PHASE 2 FUEL PUMP SPLY VOLT PHASE 3 FUEL TEMP SENS 1 LOW REF FUEL TEMP SENS 1 SIG GMC/ CHEVROLET GRN WIRE GRN/BLU WIRE GRN/GRY WIRE GRY WIRE HOT AT ALL TIMES INSTRUMENT LOGIC NCA WIRE POWERTRAIN SENSOR BUS ENABLE PRIMARY FUEL LEVEL SENS SIG PRIVATE SER DATA PWR CAN BUS (-) RED/VIO WIRE RED/WHT WIRE VIO WIRE VIO/BLK WIRE VIO/GRN WIRE WHT WIRE WHT/BRN WIRE WIF SENS LOW REF WIF SENS SIG YEL WIRE YEL/GRY WIRE