GMC Sierra IV (2018-2022) wht Wiring diagrams

BLK WIRE BLK/BLU WIRE BLK/GRN WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/YEL WIRE COMPUTER DATA LINES SYSTEM DRIVER SEAT MEMORY SWITCH EXIT GRN/BLK WIRE GRN/BLU WIRE GRN/WHT WIRE HOT AT ALL TIMES LIN BUS 1 LOGIC LOW REF PASSENGER WINDOW SWITCH POSITIVE VOLT RED/BRN WIRE RED/WHT WIRE RIGHT INSTRUMENT PANEL FUSE BLOCK SEAT MEMORY CONTROL MODULE SET SIG SET- SWITCH SIG 1 VIO/WHT WIRE WHT WIRE YEL WIRE YEL/RED WIRE YEL/VIO WIRE YEL/WHT WIRE

BLK WIRE BLK/BRN WIRE BLK/GRN WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/GRY WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRN/WHT WIRE COAX DEFOGGER SYSTEM GRN WIRE GRN/BLK WIRE GRN/WHT WIRE GRY WIRE LOGIC MIRROR DIMMING MIRRORS SYSTEM NAVIGATION SYSTEM ORG/ WIRE ORG/WHT WIRE PASSENGER OUTSIDE REAR VIEW MIRROR PASSENGER OUTSIDE REAR VIEW MIRROR CARGO LAMP PASSENGER OUTSIDE REAR VIEW MIRROR FOLDING MOTOR PASSENGER OUTSIDE REAR VIEW MIRROR FORWARD EXTERIOR FLOOD LAMP PASSENGER OUTSIDE REAR VIEW MIRROR GLASS PASSENGER OUTSIDE REAR VIEW MIRROR LOWER EXTERIOR FLOOD LAMP PASSENGER OUTSIDE REAR VIEW MIRROR MOTOR PASSENGER SIDE OBJECT DETECTION INDICATOR PNK WIRE RED/BLU WIRE RIGHT MIDDLE SIDE MARKER LAMP RIGHT SIDE VIEW CAMERA RIGHT TURN SIGNAL REPEATER LAMP VIO/WHT WIRE WHT WIRE YEL WIRE YEL/BLK WIRE YEL/RED WIRE YEL/VIO WIRE YEL/WHT WIRE

BLK WIRE BLK/BRN WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/WHT WIRE BRN WIRE BRN/BLK WIRE COAX DEFOGGER SYSTEM DOWN DRIVER EXTERIOR FLOOD LAMP OUTSIDE REAR VIEW MIRROR FORWARD DRIVER OUTSIDE EXTERIOR FLOOD LAMP REAR VIEW MIRROR LOWER DRIVER OUTSIDE REAR VIEW MIRROR CARGO LAMP DRIVER OUTSIDE REAR VIEW MIRROR FOLDING MOTOR DRIVER OUTSIDE REAR VIEW MIRROR GLASS DRIVER OUTSIDE REAR VIEW MIRROR MOTOR DRIVER OUTSIDE REAR- VIEW MIRROR DRIVER SIDE OBJECT DETECTION INDICATOR DRIVER WINDOW/ OUTSIDE REAR VIEW MIRROR SWITCH ELECTROCHROMIC MIRROR CIRCUIT FOLD IN CTRL FOLDING SWITCH GRN/BLK WIRE GRN/WHT WIRE HOT AT ALL TIMES LEFT LEFT MIDDLE SIDE MARKER LAMP LEFT SIDEVIEW CAMERA LEFT TURN SIGNAL REPEATER LAMP LOGIC B+ MIRROR DIMMING MIRROR MOTOR MIRROR MOTOR FOLD OUT CTRL NAVIGATION SYSTEM OFF ORG/ WIRE ORG/WHT WIRE PASSENGER RED WIRE RED/BLU WIRE RED/VIO WIRE RIGHT RIGHT INSTRUMENT PANEL FUSE BLOCK VIO WIRE VIO/BLU WIRE VIO/YEL WIRE WHT WIRE WHT/BRN WIRE YEL WIRE YEL/BLK WIRE YEL/BRN WIRE YEL/VIO WIRE

BLK WIRE BLK/BRN WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/WHT WIRE BRN WIRE COAX BK DEFOGGER SYSTEM ELECTROCHROMIC MIRROR CIRCUIT GRN/BLK WIRE GRN/WHT WIRE MIRROR DIMMING NAVIGATION SYSTEM ORG/ WIRE ORG/WHT WIRE PASSENGER EXTERIOR FLOOD LAMP OUTSIDE REAR VIEW MIRROR FORWARD PASSENGER OUTSIDE REAR VIEW MIRROR PASSENGER OUTSIDE REAR VIEW MIRROR FOLDING MOTOR PASSENGER OUTSIDE REAR VIEW MIRROR GLASS PASSENGER OUTSIDE REAR VIEW MIRROR MOTOR PASSENGER SIDE OBJECT DETECTION INDICATOR RED/BLU WIRE RIGHT MIDDLE SIDE MARKER LAMP RIGHT SIDE VIEW CAMERA RIGHT TURN SIGNAL REPEATER LAMP VIO/YEL WIRE WHT WIRE WHT/BRN WIRE YEL WIRE YEL/BLK WIRE YEL/VIO WIRE

BATTERY FUSE BLOCK BLK WIRE BLU WIRE BLU/WHT WIRE BODY CONTROL MODULE (UNDER LEFT SIDE OF DASH) CAMPER/ COMPUTER DATA LINES SYSTEM GRN/BLU WIRE GRN/VIO WIRE GROUND DISTRIBUTION SYSTEM GRY/BRN WIRE HI SPD GMLAN SER DATA (+) 1 HOT AT ALL TIMES LEFT TRAILER TURN SIG LAMP LIN BUS 2 RED/GRN WIRE RED/VIO WIRE RED/YEL WIRE RIGHT TRAILER TURN SIG LAMP TRAILER AUXILARY CONTROL TRAILER BRAKE APPLY SIG TRAILER BRAKE POWER CONTROL MODULE TRAILER BRAKES PROVISION (BLUNT CUT) (UNDER LEFT SIDE OF INSTRUMENT PANEL) TRAILER CONNECTOR UNDERHOOD FUSE BLOCK W/ INTEGRATED TRAILER BRAKE CONTROL W/ SPECIAL EQUIPMENT W/ TRAILER HITCH PREPARATION PACKAGE W/O INTEGRATED TRAILER BRAKE CONTROL W/O SPECIAL EQUIPMENT W/O TRAILER HITCH PREPARATION PACKAGE WHT WIRE WHT/BLU WIRE WHT/GRN WIRE YEL/BLU WIRE YEL/GRY WIRE

BATT POS VOLT 56 BLK WIRE BLU WIRE COMPUTER DATA LINES SYSTEM EXTERIOR LAMPS CIRCUIT GND 17 GRN WIRE GRN/VIO WIRE GRN/WHT WIRE GRY/BRN WIRE HOT W/ IGNITION MAIN RELAY ENERGIZED IGN 1 VOLT 4 LAMP CTRL LOW SPD GMLAN SERIAL DATA RED/GRN WIRE RED/VIO WIRE RED/YEL WIRE RLY COIL CTRL SECONDARY FUSED BATTERY POSITIVE VOLTAGE 58 TRAILER BACKUP LAMP CTRL TRAILER CONNECTOR TRAILER LIGHTING CONTROL MODULE TRAILER PARK LAMP CTRL UNDERHOOD FUSE BLOCK VIO/GRN WIRE VIO/WHT WIRE W/ SPECIAL EQUIPMENT W/O SPECIAL EQUIPMENT WHT WIRE WHT/GRN WIRE YEL/BLU WIRE YEL/GRY WIRE

"CHECK ENGINE" IND CTRL A/C COMPRESSOR CLUTCH RLY CTRL A/C REFRIGERANT PRESS SENS SIG A/C REFRIGERANT PRESSURE SENSOR ACCELERATOR PEDAL POSITION SENSOR AIR CONDITIONING SYSTEM AMBIENT AIR TEMPERATURE SENSOR ANTI-THEFT SYSTEM APP LOW REF 1 APP LOW REF 2 APP SIG (1) APP SIG (2) BATT POS VOLT BLK WIRE BLK/BLU WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/VIO WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/BRN WIRE BLU/GRY WIRE BLU/RED WIRE BRK POS SENS SIG BRN/BLU WIRE BRN/GRN WIRE BRN/RED WIRE BRN/WHT WIRE BRN/YEL WIRE BUS - CABIN HEATER COOLANT MOTOR CTRL COMPUTER DATA LINES SYSTEM COOL FAN RLY CTRL COOLING FANS SYSTEM CRUISE CONTROL SYSTEM CRUISE/ETC/TCC BRAKE SIG DATA ENG CTRL SENS LOW REF 2 ENGINE CONTROL MODULE (BEHIND LEFT HEADLAMP ASSEMBLY) ENGINE OIL LEVEL SWITCH ENGINE OIL PRESSURE SENSOR EVAP SOL CTRL FPP RLY CTRL FUEL TEMP/COMP SIG GRN WIRE GRN/BLU WIRE GRN/GRY WIRE GRN/VIO WIRE GRN/WHT WIRE HI SPD GMLAN SER DATA (+) 1 HI SPD GMLAN SER DATA (+) 3 HI SPD GMLAN SER DATA (-) 7 HOOD STATUS A SIG IGN IGNITION MODE SWITCH MODE CONTROL BACKUP OIL LEVEL SW SIG LOGIC MASS AIR FLOW SENS SIG OIL PRESS SENS SIG POWERTRAIN RLY COIL CTRL PWR MAIN RLY FUSED SPLY 1 PWR MAIN RLY FUSED SPLY 2 WAKE-UP SER DATA RED/BRN WIRE RUN/CRANK IGNITION 1 VOLT SERIAL STARTER ENABLE RLY CTRL STARTING/ CHARGING SYSTEM TEMP SENS SIG 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/GRY WIRE YEL/WHT WIRE

BATTERY FUSE BLOCK BATTERY POSITIVE VOLT BLK WIRE BLK/BRN WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/VIO WIRE BLK/YEL WIRE BLU/BRN WIRE BLU/RED WIRE BLU/VIO WIRE BLU/WHT WIRE BRN WIRE BRN/BLU WIRE BRN/RED WIRE CLUSTER CLUSTER SYSTEM COMPUTER DATA EVAPORATIVE EMISSION VENT SOLENOID VALVE FUEL LEVEL SENSOR FUEL PRESSURE SENSOR FUEL PUMP FUEL PUMP CONTROL FUEL PUMP DRIVER CONTROL MODULE (UNDER REAR OF VEHICLE, ABOVE SPARE TIRE) FUEL PUMP, LEVEL SENSOR ASSEMBLY FUEL SYS CTRL MOD FUEL TANK PRESSURE SENSOR GRN/BLU WIRE GRN/GRY WIRE GRN/WHT WIRE GROUND GRY WIRE HOT AT ALL TIMES IGNITION COIL 2 IGNITION COIL 4 IGNITION COIL 6 IGNITION COIL 8 INSTRUMENT LEVEL SENS SIG LINES SYSTEM NCA WIRE PRESSURE SENS SIG PRIMARY RELAY CTRL PWR SENS BUS ENABLE RED/GRN WIRE RED/VIO WIRE RED/WHT WIRE SENS LOW REF SERIAL DATA (-) 7 SHIELD GND SPARK PLUG SUPPLY VOLT PHASE 2 SUPPLY VOLT PHASE 3 SYSTEM VENT SOL CTRL VIO/BLU WIRE VIO/GRN WIRE VIO/WHT WIRE WHT WIRE WHT/BRN WIRE WHT/GRN WIRE WHT/RED WIRE YEL/BLU WIRE YEL/GRY WIRE YEL/RED WIRE

5 V REF 2 ACTUATOR CONTROL CLOSE BLK/GRY WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/GRY WIRE BLU/RED WIRE BLU/WHT WIRE BRAKE PEDAL POSITION SENSOR BRN WIRE BRN/BLU WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM DRIVER MODE 2 SW SIG ENGINE CONTROL MODULE ENGINE COOLANT TEMPERATURE SENSOR EVAPORATIVE EMISSION PURGE SOLENOID VALVE FUEL COMPOSITION SENSOR GRN/BLU WIRE GRN/VIO WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/WHT WIRE HEATED OXYGEN SENSOR BANK 1 SENSOR 1 HEATED OXYGEN SENSOR BANK 1 SENSOR 2 HEATED OXYGEN SENSOR BANK 2 SENSOR 1 HEATED OXYGEN SENSOR BANK 2 SENSOR 2 HIGH SIG BANK 1 SENS 1 HIGH SIG BANK 2 SENS 1 HIGH SIG BANK 2 SENS 2 IGNITION CONTROL 3 IGNITION CONTROL 5 IGNITION CTRL 4 IGNITION CTRL 6 KNOCK SENSOR LOW REF 1 KNOCK SENSOR LOW REF 2 LOW CTRL BANK 1 SENS 1 LOW CTRL BANK 1 SENS 2 LOW CTRL BANK 2 SENS (1) LOW CTRL BANK 2 SENS (2) LOW REF (1) LOW REF BANK 2 LOW SIG BANK 1 SENS (1) LOW SIG BANK 2 SENS (2) LOW SIG BANK 2 SENS 1 NCA WIRE OIL PUMP COMMAND SIG PWR MAIN RLY FUSED SPLY 1 PWR MAIN RLY FUSED SPLY 5 SERIAL DATA BUS 21 SERIAL DATA BUS 22 SOLENOID CTRL (5) SOLENOID CTRL 3 SOLENOID CTRL 6 SOLENOID ENABLE (4) SOLENOID ENABLE (5) SOLENOID ENABLE (6) TRANSMISSIONS SYSTEM VIO WIRE VIO/BLU WIRE VIO/GRN WIRE VIO/GRY WIRE VIO/WHT WIRE WHT WIRE WHT/BLK WIRE WHT/BRN WIRE WHT/GRN WIRE WHT/RED WIRE WHT/VIO WIRE WHT/YEL WIRE YEL/BLU WIRE YEL/BRN WIRE YEL/GRN WIRE YEL/GRY WIRE YEL/WHT WIRE

BLK/GRY WIRE BLK/YEL WIRE BLU WIRE BLU/GRY WIRE BLU/RED WIRE BLU/WHT WIRE BRN WIRE BRN/BLU WIRE BRN/WHT WIRE CYLINDER 1 VALVE LIFTER OIL SOLENOID VALVE CYLINDER 2 VALVE LIFTER OIL SOLENOID VALVE CYLINDER 3 VALVE LIFTER OIL SOLENOID VALVE CYLINDER 4 VALVE LIFTER OIL SOLENOID VALVE CYLINDER 5 VALVE LIFTER OIL SOLENOID VALVE CYLINDER 6 VALVE LIFTER OIL SOLENOID VALVE CYLINDER 7 VALVE LIFTER OIL SOLENOID VALVE CYLINDER 8 VALVE LIFTER OIL SOLENOID VALVE ENGINE OIL PRESSURE CONTROL SOLENOID VALVE GRN WIRE GRN/BLU WIRE GRN/GRY WIRE GRN/WHT WIRE GRY WIRE KNOCK SENSOR #2 KNOCK SENSOR 1 VIO WIRE VIO/BLU 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/VIO WIRE WHT/YEL WIRE YEL WIRE YEL/BLU WIRE YEL/BRN WIRE YEL/GRN WIRE YEL/GRY WIRE