Chevrolet Silverado T1XX (2019-2022) multi-function intake air sensor Wiring diagrams

2.7L TURBO 3.0L TURBO DIESEL ACC WAKEUP DATA BLK WIRE BLU WIRE BLU/BLK WIRE BLU/BRN WIRE BLU/WHT WIRE BLU/YEL WIRE BUS 22 COMM ENABLE ENGINE CNTRL MODULE LIN BUS 3 ENGINE CONTROL MODULE EXCEPT 3.0L TURBO DIESEL EXHAUST PARTICULATE MATTER SENSOR GRN WIRE GRN/BRN WIRE GRN/VIO WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE HI SPD GMLAN HI SPD SER DATA (+) 3 HI SPD SER DATA (+) 7 HI SPD SER DATA (+) 7 LIN SER DATA BUS 32 HI SPD SER DATA (-) 1 HI SPD SER DATA (-) 2 HIGH SPEED BUS TERMINATING RESISTOR LIN SER DATA LIN SER DATA BUS 21 LIN SER DATA BUS 22 LOWER COOLING FAN MOTOR (BEHIND LOWER SIDE OF RADIATOR) MULTI-FUNCTION INTAKE AIR SENSOR NCA WIRE NITROGEN OXIDES SENSOR 1 NITROGEN OXIDES SENSOR 2 NITROGEN OXIDES SENSOR 3 POWER STEERING CONTROL MODULE SER DATA (-) 7 VIO WIRE VIO/YEL WIRE WHT WIRE WHT/BLU WIRE YEL WIRE

10 SPEED A/T 6 SPEED A/T 6.6L TURBO DIESEL AUTOMATIC TRANSMISSION ASSEMBLY AUXILIARY HEATER COOLANT PUMP RELAY BATTERY CURRENT SENSOR BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE CONTROL SOLENOID VALVE ASSEMBLY ELECTRONIC BRAKE CONTROL MODULE ENGINE CONTROL MODULE ENGINE COOLANT LEVEL SWITCH ENGINE OIL LEVEL SWITCH GLOW PLUG CONTROL MODULE IGNITION COIL 1 IGNITION COIL 2 IGNITION COIL 3 IGNITION COIL 4 IGNITION COIL 5 IGNITION COIL 6 IGNITION COIL 7 IGNITION COIL 8 MULTI-FUNCTION INTAKE AIR SENSOR NITROGEN OXIDES SENSOR 1 POWER TAKE-OFF CONTROL MODULE TRANSMISSION CONTROL MODULE TURBOCHARGER VANE POSITION ACTUATOR UNDERHOOD FUSE BLOCK

"CHECK ENGINE" IND CTRL A/C COMPRESSOR CLTH RLY CTRL A/C REFRIGERANT PRESS SENS SIG ACC WAKEUP SER DATA ACCELERATOR PEDAL POSI LOW REF 1 ACCELERATOR PEDAL POSI LOW REF 2 ACCELERATOR PEDAL POSI SIG 1 ACCELERATOR PEDAL POSI SIG 2 ACCELERATOR PEDAL POSITION SENSOR AIR CONDITIONING SYSTEM AMBIENT AIR TEMPERATURE SENSOR ANTI-THEFT SYSTEM BATT POS VOLT BLK/BLU WIRE BLK/GRN WIRE BLK/VIO WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/BRN WIRE BLU/GRY WIRE BLU/RED WIRE BLU/WHT WIRE BRK POS SENS SIG BRN WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/RED WIRE BRN/WHT WIRE BRN/YEL WIRE CAMSHAFT CAM W SIGNAL CAMSHAFT CAM X SIGNAL CAMSHAFT CAM Z CONTROL CAMSHAFT CAM Z SIGNAL CAMSHAFT STEPPER A CONTROL CAMSHAFT STEPPER B CONTROL CAMSHAFT STEPPER C CONTROL CAMSHAFT STEPPER D CONTROL CAMSHAFT STEPPER POSI SENS 1 SIG CAMSHAFT STEPPER POSI SENS 2 SIG CAMSHAFT STEPPER POSI SENS 3 SIG CAMSHAFT STEPPER POSI SENS 4 SIG CAMSHAFT STEPPER POSI SENS SIG COMPUTER DATA LINES SYSTEM COOLING FANS SYSTEM CRUISE CONTROL SYSTEM CRUISE/ETC/TCC BRAKE SIG ENGINE CONTROL MODULE (BEHIND LEFT HEADLAMP ASSEMBLY) EXHAUST LOBE AXIAL POSI SIG 1 EXHAUST LOBE AXIAL POSI SIG 2 FUEL PRESSURE SENSOR FUEL PUMP PRIMARY RELAY CONTROL GRN WIRE GRN/BLK WIRE GRN/BRN WIRE GRN/GRY WIRE GRN/WHT WIRE GRY WIRE GRY/BRN WIRE HEATER CORE OUTLET TEMP SIG HI SPD COOLING FAN RLY CTRL HI SPD GMLAN SERIAL DATA (+) (3) HI SPD GMLAN SERIAL DATA (-) (1) HI SPD GMLAN SERIAL DATA (-) 7 HOOD STATUS A SIG INTAKE LOBE AXIAL POSI SIG 1 INTAKE LOBE AXIAL POSI SIG 2 LIN BUS 32 MASS AIR FLOW SENS SIG MULTI-FUNCTION INTAKE AIR SENSOR OUTSIDE AMBIENT AIR TEMP SENS SIG POWERTRAIN MAIN RLY FUSED SPLY 2 POWERTRAIN MOUNT SOL CTRL 1 POWERTRAIN RLY COIL CTRL RED/BRN WIRE RUN/CRANK IGN 1 VOLT SIG GND POWERTRAIN MAIN RLY FUSED SPLY 1 STARTER ENABLE RLY CTRL STARTER PINION SOL RLY CTRL STARTING/CHARGING SYSTEM STEP CAM A CTRL STEP CAM B CTRL VIO/BLK WIRE VIO/BLU WIRE VIO/GRN WIRE VIO/GRY WIRE VIO/WHT WIRE VIO/YEL WIRE WHT WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/GRY WIRE WHT/RED WIRE YEL WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/GRN WIRE YEL/VIO WIRE YEL/WHT WIRE

A/C REFRIGERANT PRESSURE SENSOR ACCELERATOR PEDAL POSITION SENSOR AUXILIARY UNDERHOOD FUSE BLOCK CHARGE AIR COOLER COOLANT PUMP RELAY BATTERY FUSE BLOCK BLK WIRE BLK/BLU WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/VIO WIRE BLK/WHT WIRE BLK/YEL WIRE BLU/RED WIRE BRN WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/RED WIRE DRIVE MODE SELECT SWITCH ENGINE CONTROLS IGNITION RELAY EXHAUST FLOW CONTROL VALVE ACTUATOR GRN WIRE GRN/GRY WIRE GRN/WHT WIRE GRY WIRE GRY/BRN WIRE HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED MULTI-FUNCTION INTAKE AIR SENSOR RED/BRN WIRE RED/GRN WIRE RED/VIO WIRE RED/WHT WIRE UNDERHOOD FUSE BLOCK VIO/BLK WIRE VIO/BLU WIRE VIO/GRN WIRE VIO/GRY WIRE VIO/YEL WIRE WHT/BRN WIRE WHT/GRN WIRE WHT/RED WIRE WHT/VIO WIRE YEL WIRE YEL/BRN WIRE YEL/GRY WIRE YEL/WHT WIRE

A/C COMPRESSOR CLUTCH RELAY CONTROL A/C REFRIGERANT PRESSURE SENS SIG ACCELERATOR PEDAL POSITION LOW REF 1 ACCELERATOR PEDAL POSITION LOW REF 2 ACCELERATOR PEDAL POSITION SENSOR ACCELERATOR PEDAL POSITION SIG 1 ACCELERATOR PEDAL POSITION SIG 2 ACCESSORY WAKEUP SERIAL DATA AIR CONDITIONING SYSTEM AMBIENT AIR TEMP SENS SIG AMBIENT AIR TEMPERATURE SENSOR ANTI-THEFT SYSTEM BATTERY POSITIVE VOLT BLK/BLU WIRE BLK/GRN WIRE BLK/VIO WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/BRN WIRE BLU/GRY WIRE BLU/RED WIRE BLU/WHT WIRE BRAKE POSITION SENS SIG BRN/GRN WIRE BRN/RED WIRE BRN/WHT WIRE BRN/YEL WIRE CHECK ENGINE INDICATOR CONTROL COMPUTER DATA LINES SYSTEM COOLING FANS SYSTEM CRUISE CONTROL SYSTEM CRUISE/ETC/TCC BRAKE SIG ENGINE CONTROL MODULE (BEHIND LEFT HEADLAMP ASSEMBLY) ENGINE CONTROL SENS LOW REFERENCE 2 ENGINE OIL LEVEL SWITCH EVAP CANISTER PURGE SOLENOID CONTROL FUEL PRESSURE SENSOR FUEL PUMP PRIMARY RELAY CONTROL GRN WIRE GRN/BLU WIRE GRN/GRY WIRE GRN/WHT WIRE HIGH SPEED COOLING FAN RELAY CONTROL HIGH SPEED GMLAN SERIAL DATA (+) 3 HIGH SPEED GMLAN SERIAL DATA (+) 7 HIGH SPEED GMLAN SERIAL DATA (-) (1) HOOD STATUS A SIG MASS AIR FLOW SENS SIG MULTI-FUNCTION INTAKE AIR SENSOR OIL LEVEL SWITCH SIG OIL PRESSURE SENS SIG POWERTRAIN MAIN RELAY FUSED SPLY 1 POWERTRAIN MAIN RELAY FUSED SPLY 2 POWERTRAIN RELAY COIL CONTROL RED/BRN WIRE RUN/CRANK IGNITION 1 VOLT STARTER ENABLE RELAY CONTROL STARTING/CHARGING SYSTEM TRANSMISSION PARK/NEUTRAL SIG 1 TRANSMISSIONS SYSTEM VIO/BLU WIRE VIO/GRN WIRE VIO/YEL WIRE WHT WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/GRY WIRE WHT/RED WIRE YEL WIRE YEL/BLK WIRE YEL/BRN WIRE YEL/WHT WIRE

5 V REF 1 ACTUATOR CTRL OPEN BANK 1 SENS 2 BLK WIRE BLK/BLU WIRE BLK/BRN WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/GRY WIRE BLU/RED WIRE BLU/VIO WIRE BLU/WHT WIRE BRN WIRE BRN/BLU WIRE BRN/RED WIRE BRN/WHT WIRE CHARGE IND CTRL ENGINE CONTROL MODULE (BEHIND LEFT HEADLAMP ASSEMBLY) GRN WIRE GRN/BLU WIRE GRN/GRY WIRE GRN/WHT WIRE GRY/BLU WIRE GRY/RED WIRE HI SIG BANK 1 SENS (2) IGNITION COIL 1 IGNITION COIL 3 IGNITION COIL 5 IGNITION COIL 7 IGNITION CTRL 2 IGNITION CTRL 8 KNOCK SENS SIG 1 KNOCK SENS SIG 2 LOGIC LOW SIG MANIFOLD ABSOLUTE PRESSURE SENSOR MULTI-FUNCTION INTAKE AIR SENSOR NAVIGATION SYSTEM NCA WIRE SENS 1 SENS BUS ENABLE SENS CTRL 1 SENS REPLICATED SIG SIGNAL GROUND SOLENOID 1 SOLENOID CTRL 2 SOLENOID CTRL 4 SOLENOID CTRL 7 SOLENOID ENABLE (2) SOLENOID ENABLE (7) SPARK PLUG STARTING/ CHARGING SYSTEM THROTTLE BODY (FRONT OF ENGINE, ON INTAKE MANIFOLD INLET) VIO/BLU WIRE VIO/BRN WIRE VIO/GRN WIRE VIO/GRY WIRE VIO/WHT WIRE WHT WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/GRY WIRE WHT/RED WIRE WHT/YEL WIRE YEL WIRE YEL/BLU WIRE YEL/VIO WIRE

5 V REF 1 ACTUATOR CTRL OPEN BANK 1 SENS 2 BLK WIRE BLK/BLU WIRE BLK/BRN WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/GRY WIRE BLU/RED WIRE BLU/VIO WIRE BLU/WHT WIRE BRN WIRE BRN/BLU WIRE BRN/RED WIRE BRN/WHT WIRE CHARGE IND CTRL ENGINE CONTROL MODULE (BEHIND LEFT HEADLAMP ASSEMBLY) GRN WIRE GRN/BLU WIRE GRN/GRY WIRE GRN/WHT WIRE GRY/BLU WIRE GRY/RED WIRE HI SIG BANK 1 SENS (2) IGNITION COIL 1 IGNITION COIL 3 IGNITION COIL 5 IGNITION COIL 7 IGNITION CTRL 2 IGNITION CTRL 8 KNOCK SENS SIG 1 KNOCK SENS SIG 2 LOGIC LOW SIG MANIFOLD ABSOLUTE PRESSURE SENSOR MULTI-FUNCTION INTAKE AIR SENSOR NAVIGATION SYSTEM NCA WIRE SENS 1 SENS BUS ENABLE SENS CTRL 1 SENS REPLICATED SIG SIGNAL GROUND SOLENOID 1 SOLENOID CTRL 2 SOLENOID CTRL 4 SOLENOID CTRL 7 SOLENOID ENABLE (2) SOLENOID ENABLE (7) SPARK PLUG STARTING/ CHARGING SYSTEM THROTTLE BODY (FRONT OF ENGINE, ON INTAKE MANIFOLD INLET) VIO/BLU WIRE VIO/BRN WIRE VIO/GRN WIRE VIO/GRY WIRE VIO/WHT WIRE WHT WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/GRY WIRE WHT/RED WIRE WHT/YEL WIRE YEL WIRE YEL/BLU WIRE YEL/VIO WIRE

5 V REF 1 ACTUATOR CTRL OPEN BANK 1 SENS 2 BLK WIRE BLK/BLU WIRE BLK/BRN WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/GRY WIRE BLU/RED WIRE BLU/VIO WIRE BLU/WHT WIRE BRN WIRE BRN/BLU WIRE BRN/RED WIRE BRN/WHT WIRE CHARGE IND CTRL ENGINE CONTROL MODULE (BEHIND LEFT HEADLAMP ASSEMBLY) GRN WIRE GRN/BLU WIRE GRN/GRY WIRE GRN/WHT WIRE GRY/BLU WIRE GRY/RED WIRE HI SIG BANK 1 SENS (2) IGNITION COIL 1 IGNITION COIL 3 IGNITION COIL 5 IGNITION COIL 7 IGNITION CTRL 2 IGNITION CTRL 8 KNOCK SENS SIG 1 KNOCK SENS SIG 2 LOGIC LOW SIG MANIFOLD ABSOLUTE PRESSURE SENSOR MULTI-FUNCTION INTAKE AIR SENSOR NAVIGATION SYSTEM NCA WIRE SENS 1 SENS BUS ENABLE SENS CTRL 1 SENS REPLICATED SIG SIGNAL GROUND SOLENOID 1 SOLENOID CTRL 2 SOLENOID CTRL 4 SOLENOID CTRL 7 SOLENOID ENABLE (2) SOLENOID ENABLE (7) SPARK PLUG STARTING/ CHARGING SYSTEM THROTTLE BODY (FRONT OF ENGINE, ON INTAKE MANIFOLD INLET) VIO/BLU WIRE VIO/BRN WIRE VIO/GRN WIRE VIO/GRY WIRE VIO/WHT WIRE WHT WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/GRY WIRE WHT/RED WIRE WHT/YEL WIRE YEL WIRE YEL/BLU WIRE YEL/VIO WIRE

A/C COMPRESSOR CLUTCH RELAY CONTROL A/C REFRIGERANT PRESSURE SENS SIG ACCELERATOR PEDAL POSITION LOW REF 1 ACCELERATOR PEDAL POSITION LOW REF 2 ACCELERATOR PEDAL POSITION SENSOR ACCELERATOR PEDAL POSITION SIG 1 ACCELERATOR PEDAL POSITION SIG 2 ACCESSORY WAKEUP SERIAL DATA AIR CONDITIONING SYSTEM AMBIENT AIR TEMP SENS SIG ANTI-THEFT SYSTEM BATTERY POSITIVE VOLT 4 BLK/BLU WIRE BLK/GRN WIRE BLK/VIO WIRE BLK/WHT WIRE BLU WIRE BLU/BRN WIRE BLU/GRY WIRE BRAKE POSITION SENS SIG BRN/GRN WIRE BRN/RED WIRE BRN/WHT WIRE CHECK ENGINE INDICATOR CONTROL COMPUTER DATA LINES SYSTEM CRUISE CONTROL SYSTEM CRUISE/ETC/TCC BRAKE SIG DISABLE SIG ENGINE CONTROL MODULE (LEFT FRONT OF ENGINE COMPT, NEAR FAN SHROUD) ENGINE CONTROL SENS LOW REFERENCE 2 ENGINE OIL LEVEL SWITCH EVAP PURGE SOLENOID VALVE CONTROL FUEL PUMP PRIMARY RELAY CONTROL GRN WIRE GRN/BLU WIRE GRN/GRY WIRE GRN/WHT WIRE HIGH SPEED GMLAN SERIAL DATA (+) 7 HIGH SPEED GMLAN SERIAL DATA (-) (1) HOOD STATUS A SIG MASS AIR FLOW SENS SIG MIRROR AMBIENT AIR TEMPERATURE SENSOR MULTI-FUNCTION INTAKE AIR SENSOR OIL LEVEL SWITCH SIG OIL PRESSURE SENS SIG POWERTRAIN MAIN RELAY FUSED SPLY 1 POWERTRAIN MAIN RELAY FUSED SPLY 2 POWERTRAIN RELAY COIL CONTROL RED/BRN WIRE RUN/CRANK IGNITION 1 VOLT 4 STARTER ENABLE RELAY CONTROL STARTING/CHARGING SYSTEM TRANSMISSION PARK/NEUTRAL SIG 1 TRANSMISSIONS SYSTEM VIO/BLU WIRE VIO/GRN WIRE VIO/YEL WIRE WHT WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/GRY WIRE WHT/RED WIRE YEL WIRE YEL/BLK WIRE YEL/BRN WIRE YEL/WHT WIRE

A/C COMPRESSOR CLUTCH RELAY ACTIVE GRILLE AIR SHUTTER 1 ACTUATOR ACTIVE GRILLE AIR SHUTTER 2 ACTUATOR AUXILIARY UNDERHOOD FUSE BLOCK BLK WIRE BLK/VIO WIRE BLK/WHT WIRE BLU/BRN WIRE BLU/GRN WIRE BRN/GRY WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM COOLING FAN RELAY ENGINE CONTROLS IGNITION RELAY FUEL HEATER RELAY GRN/BRN WIRE GRN/GRY WIRE GRN/VIO WIRE GRN/WHT WIRE HOT AT ALL TIMES IGN LATE PRODUCTION EARLY PRODUCTION LOGIC MULTI-FUNCTION INTAKE AIR SENSOR NCA WIRE RED/YEL WIRE SERIAL DATA (-) 7 SIGNAL GROUND TURBOCHARGER VANE POSITION ACTUATOR UNDERHOOD FUSE BLOCK VIO/BLU WIRE VIO/GRN WIRE WHT WIRE WHT/BLU WIRE WHT/RED WIRE YEL WIRE YEL/WHT WIRE