GMC Sierra IV (2018-2022) yel/blk Wiring diagrams

ANTI-LOCK BRAKES SYSTEM EXTERIOR LIGHTS SYSTEM BLK WIRE BLU WIRE BLU/GRY WIRE BLU/VIO WIRE BODY CONTROL MODULE (LEFT END OF DASH) BRN WIRE BRN/VIO WIRE BRN/WHT WIRE BRN/YEL WIRE CARGO BED LAMP CTRL COMPUTER DATA LINES SYSTEM COURTESY LAMP SW SIG DOOR LOCK ACTUATOR LOCK CTRL DOOR LOCK ACTUATOR LOCK CTRL 2 DOOR LOCK ACTUATOR UNLOCK CTRL DOOR LOCK KEY SW UNLOCK SIG DOOR LOCKS SYSTEM DOOR LOCKS, EXTERIOR LIGHTS, INTERIOR LIGHTS SYSTEMS DRIVER DOOR LOCK SW LOCK SIG DRIVER DOOR LOCK SW UNLOCK SIG GRN/BLU WIRE GRN/BRN WIRE GRN/GRY WIRE GRN/WHT WIRE GRN/YEL WIRE GROUND GRY WIRE GRY/BLU WIRE HI SPEED GMLAN SER DATA (-) 1 INADVERTENT POWER CTRL LED AMBIENT LIGHTING CTRL 1 LED BACKLIGHT DIMMING CTRL LEFT TAIL LAMP OUTAGE DETECTION SIG LF DOOR AJAR SW SIG FRONT TURN LAMP FEEDBACK SIG LOCAL INTERCONNECT NETWORK BUS SERIAL DATA 3 LOCAL INTERCONNECT NETWORK SERIAL DATA BUS 1 LOCAL INTERCONNECT NETWORK SERIAL DATA BUS 2 MAJOR ENDGATE RELEASE SW SIG EXTERIOR MAJOR ENDGATE RELEASE SW SIG INTERIOR MINOR ENDGATE HIGH RELAY CTRL MINOR ENDGATE LOW RELAY CTRL MINOR ENDGATE RELEASE SW DISCRETE SIG EXTERIOR PASSENGER DOOR LOCK SW LOCK CTRL PASSENGER DOOR LOCK SW UNLOCK CTRL POWER DISTRIBUTION SYSTEM PUDDLE LAMP CTRL RF TURN LAMP FEEDBACK SIG RF DOOR AJAR SW SIG RIGHT TAIL LAMP OUTAGE DETECTION SIG SHIFT INTERLOCK SOLENOID CTRL SHIFT INTERLOCK, TRANSMISSIONS SYSTEMS SHIFT SELECT SW PARK SI SHIFT SELECT SW PERFORMANCE SIG 16 17 TRAILER BRAKE APPLY SIG STANDING LAMP RLY CTRL SURVEILLANCE SW SIG TRANSMISSIONS SYSTEM TRUNK, TAILGATE, FUEL DOORS SYSTEM VIO/YEL WIRE WHT WIRE WHT/BLU WIRE WHT/BRN WIRE WHT/GRY WIRE WHT/VIO WIRE WHT/YEL WIRE WIRELESS CHARGING SYSTEM FAULT INDICATOR CTRL YEL WIRE YEL/BLK WIRE YEL/VIO WIRE YEL/WHT WIRE

BATT POS VOLT BLK WIRE BLU/VIO WIRE BODY CONTROL MODULE (UNDER LEFT SIDE OF DASH) BRN WIRE BRN/VIO WIRE CENTER PICKUP BOX ENDGATE LATCH COMPUTER DATA LINES SYSTEM DRIVER INFORMATION CENTER DISPLAY EXTERIOR PICKUP BOX ENDGATE CONTROL SWITCH GRN WIRE GRN/BLK WIRE GROUND GRY WIRE HOT AT ALL TIMES INSTRUMENT CLUSTER LEFT INSTRUMENT PANEL FUSE BLOCK LEFT PICKUP BOX ENDGATE LATCH LEFT PICKUP BOX ENDGATE LATCH RELAY LO SPD GMLAN SERIAL DATA LOCAL INTERCONNECT NETWORK SERIAL DATA BUS 12 LOGIC MAJOR ENDGATE HIGH RELAY CONTROL MAJOR ENDGATE LOW RELAY CONTROL MAJOR ENDGATE REL SW DISCRETE SIG EXTR MAJOR ENDGATE REL SW SIG EXTR MAJOR ENDGATE REL SW SIG INTR PICKUP BOX ENDGATE UNLATCH SWITCH RED/BLU WIRE RIGHT END OF DASH) RIGHT INSTRUMENT PANEL FUSE BLOCK RIGHT PICKUP BOX ENDGATE LATCH RIGHT PICKUP BOX ENDGATE LATCH RELAY VEHICLE STABILITY CONTROL SWITCH W/ ENHANCED WHT/GRN WIRE YEL WIRE YEL/BLK WIRE

ACCESSORY WAKE UP SERIAL DATA AUXILIARY CHASSIS CONTROL MODULE BATT POS VOLT BATTERY POSITIVE VOLTAGE HIGH SPEED GMLAN SERIAL DATA (+) 1 BLK WIRE BLK/WHT WIRE BLU WIRE BODY CONTROL MODULE (UNDER LEFT SIDE OF DASH) CHASSIS CONTROL MODULE LIN BUS 1 COMPUTER DATA LINES SYSTEM COMPUTER DATA LINES SYSTEMS GRN/BLU WIRE GRN/VIO WIRE GROUND GROUND 17 HIGH SPEED GMLAN SERIAL DATA (-) (1) HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED LOCAL INTERCONNECT N/W BUS 33 RED/GRN WIRE RED/VIO WIRE RED/WHT WIRE RIGHT INSTRUMENT PANEL FUSE BLOCK RUN/CRANK IGNITION 1 VOLTAGE 4 TRAILER AUXILIARY CTRL TRAILER BRAKE APPLY SIGNAL TRAILER BRAKE CONTROL SWITCH TRAILER BRAKE CTRL SIG TRAILER BRAKE ENABLE SIG TRAILER BRAKE ENABLE SIGNAL TRAILER BRAKE POWER CONTROL MODULE UNDERHOOD FUSE BLOCK VIO/GRN WIRE VIO/YEL WIRE WHT WIRE WHT/BLU WIRE YEL/BLK WIRE

"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

ABSOLUTE PRESS SENS SIG BLK/BLU WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/WHT WIRE BLU/RED WIRE BLU/WHT WIRE BRN WIRE BRN/BLU WIRE BRN/GRY WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM COMPUTER LINES SYSTEM COOLANT TEMP SENS 2 SIG ENGINE BLOCK COOLANT TEMP SIG ENGINE CONTROL MODULE (BEHIND LEFT HEADLAMP ASSEMBLY) ENGINE COOLANT TEMPERATURE SENSOR 3 ENGINE CTRL MODULE LIN BUS 3 ENGINE CTRL SENS 5 VOLT REF (2) ENGINE CTRL SENS 5 VOLT REF 1 ENGINE CTRL SENS LOW REF (3) ENGINE CTRL SENS LOW REF 2 ENGINE OIL TEMPERATURE SENSOR EVAP PURGE PUMP PRESS SIG FEEDBACK SIGNAL FUEL RAIL PRESS SENS SIG GRN WIRE GRN/VIO WIRE GRN/WHT WIRE GRN/YEL WIRE GRY/VIO WIRE GRY/WHT WIRE HEATED OXYGEN SENS COLLECTOR SIG HEATED OXYGEN SENS CURR ADJUST SIG HEATED OXYGEN SENS CURR PUMP SIG HEATED OXYGEN SENS GND HEATER CORE INLET TEMP SIG HEATER LOW CTRL BANK 1 SENS 1 LIN SERIAL DATA BUS 21 LIN SERIAL DATA BUS 22 NCA WIRE OIL PRESSURE SENS SIG DRIVER MODE SWITCH SIG OIL TEMP SENS SIG POSI SENS LOW REF POWERTRAIN MAIN RLY FUSED SPLY 5 POWERTRAIN SENS BUS ENABLE RADIATOR COOLANT TEMPERATURE SENSOR SIG GND TRANSMISSIONS SYSTEM VIO WIRE VIO/BLU WIRE VIO/GRN WIRE WHT WIRE WHT/RED WIRE WHT/VIO WIRE YEL WIRE YEL/BLK WIRE YEL/BRN WIRE YEL/GRY WIRE

APP LOW REF 1 APP SIG (1) BLK/BLU WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/YEL WIRE BLOCK COOL TEMP SIG BLU WIRE BLU/BLK WIRE BLU/GRY WIRE BLU/RED WIRE BRN WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/RED WIRE BRN/WHT WIRE BRN/YEL WIRE CAC OUTLET TEMP SENS LOW REF CAC OUTLET TEMP SENS SIG CHARGE AIR COOL TEMP SIG CHARGE AIR COOLER OUTLET TEMPERATURE SENSOR CHARGING COOL FLOW CTRL ACT CTRL CLOSE COOL FLOW CTRL ACT CTRL OPEN COOL VLV POS SIG COOLING COOLING FANS SYSTEM CORE OUTLET TEMP SIG DFI HI VOLT SPLY CYL 1 DFI HI VOLT SPLY CYL 2 DFI HI VOLT SPLY CYL 5 DFI HI VOLT SPLY CYL 6 EGR POS SIG EGR TEMP SENS 3 LOW REF ENGINE CONTROL MODULE EXHAUST FLOW CTRL VLV 1 EXHAUST GAS RECIRCULATION VALVE 1 EXHAUST PRESS SENS 1 SIG EXHAUT GAS TEMP SENS 1 LOW REF FANS SYSTEM FPP RLY CTRL FRP SENS LOW REF GEN FIELD DUTY CYCLE SIG GLOW PLUG 1 GLOW PLUG 2 GLOW PLUG 3 GLOW PLUG 4 GLOW PLUG 5 GLOW PLUG 6 GRN/BLU WIRE GRN/GRY WIRE GRN/WHT WIRE GRY WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/BRN WIRE GRY/GRN WIRE GRY/RED WIRE GRY/VIO WIRE GRY/WHT WIRE GRY/YEL WIRE HOT AT ALL TIMES HPFP HIGH SIDE CTRL LEFT ENGINE MOUNT SOLENOID VALVE OIL TEMP SENS SIG (2) POWER DISTRIBUTION SYSTEM PWR MAIN RLY FUSED SPLY 1 PWR MAIN RLY FUSED SPLY 3 PWR SENS BUS RLY CTRL RED/GRN WIRE RED/VIO WIRE RED/WHT WIRE RIGHT ENGINE MOUNT SOLENOID VALVE RIGHT INSTRUMENT PANEL FUSE BLOCK RUN/CRANK IGNITION 1 VOLT SENS LOW REF (2) STARTER ENABLE RLY CTRL STARTING/ SYSTEM TC VANE POS SENS SIG TEMP SENS SIG VIO WIRE VIO/BLK WIRE VIO/BLU WIRE VIO/GRN WIRE VIO/GRY WIRE VIO/YEL WIRE WHT/GRN WIRE WHT/RED WIRE WHT/VIO WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/BRN WIRE YEL/GRY WIRE YEL/WHT WIRE

5-VOLT REFERENCE ACTIVE GRILLE AIR SHUTTER 1 ACTUATOR ACTIVE GRILLE AIR SHUTTER 2 ACTUATOR BATTERY POSITIVE VOLT BLK WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/RED WIRE BLU/WHT WIRE BRN WIRE BRN/BLU WIRE BRN/GRY WIRE BRN/YEL WIRE COMPUTER DATA COMPUTER DATA LINES SYSTEM ENGINE COOLANT TEMPERATURE SENSOR 3 GRN/VIO WIRE GRN/WHT WIRE GRY/BLU WIRE GRY/BRN WIRE HEATER CONTROL LOW HEATER CTRL IGN IGNITION 1 VOLTAGE 4 LINE HEATER CTRL LINE HEATER LOW CTRL LINES SYSTEM LOGIC LOW REF POSITIVE VOLTAGE 34 PRESSURE SENSOR SIG RADIATOR COOLANT TEMPERATURE SENSOR RED WIRE RED/WHT WIRE REDUCTANT LINE HEATER REDUCTANT PRESSURE SENSOR REDUCTANT PUMP REDUCTANT SENSOR MODULE REDUCTANT TANK HEATER REDUCTANT TEMPERATURE SENSOR SENSOR 5 VOLT REF 1 SENSOR FEEDBACK SIG SERIAL DATA (-) (1) SERIAL DATA (-) 7 SERIAL DATA BUS- SMART PUMP CONTROL TANK 2 HEATER CTRL TANK HEATER LOW CTRL TEMP SENSOR SIG VIO/BLU WIRE VIO/GRN WIRE VOLTAGE PHASE 2 VOLTAGE PHASE 3 WAKE UP SERIAL DATA WAKE UP SIG WHT WIRE YEL WIRE YEL/BLK WIRE

BLK/GRN WIRE BLK/GRY WIRE BLK/VIO WIRE BLK/YEL WIRE BLU WIRE BLU/BRN WIRE BLU/GRN WIRE BLU/RED WIRE BLU/WHT WIRE BRN WIRE BRN/BLU WIRE BRN/GRY WIRE BRN/WHT WIRE BRN/YEL WIRE CAC INLET TEMP SENS LOW REF CAC INLET TEMP SENS SIG CAMSHAFT POSITION SENSOR CHARGE AIR COOLER INLET TEMPERATURE SENSOR CHARGE IND CTRL OIL TEMP SENS SIG COMPUTER DATA LINES SYSTEM COOL DRV VLV ACT CTRL CLOSE COOL DRV VLV ACT CTRL OPEN COOL TEMP SENS 2 SIG COOLING FANS SYSTEM CRANKSHAFT POSITION SENSOR DEF DISING VLV LOW CTRL DEF DOSING VALVE HIGH CTRL DFI HI VOLT CTRL CYL 3 DFI HI VOLT CTRL CYL 4 DFI HI VOLT SPLY CYL 3 DFI HI VOLT SPLY CYL 4 DRIVELINE MOUNT ACT 2 CTRL ECM LIN BUS 1 ECM LIN BUS 2 ECM LIN BUS 4 EGR 2 VLV CLOSE CTRL EGR 2 VLV OPEN CTRL EGR 2 VLV POS SENS SIG EGR TEMP SENS 2 SIG ENG CTRL SENS LOW REF 1 ENG CTRL SENS LOW REF 2 ENG INLET COOL TEMP SIG ENG METAL TEMP SENS SIG 2 ENG OIL PMP CTRL ENG OUTLET COOL TEMP SIG ENGINE CONTROL MODULE (BEHIND LEFT HEADLAMP ASSEMBLY) ENGINE COOLANT TEMPERATURE SENSOR 1 ENGINE COOLANT TEMPERATURE SENSOR 2 ENGINE OIL PRESSURE CONTROL SOLENOID VALVE EXHAUST CMP 1 EXHAUST CMP 1 VOLT REF EXHAUST CMP LOW REF 1 EXHAUST GAS RECIRCULATION VALVE 2 FRP SOL VLV CTRL FRP SOL VLV LOW REF FUEL HEATER CTRL FUEL INJECTOR 3 FUEL INJECTOR 4 FUEL PRESSURE REGULATOR 2 GRN WIRE GRN/BRN WIRE GRN/GRY WIRE GRN/VIO WIRE GRN/WHT WIRE GRY/BLU WIRE GRY/BRN WIRE GRY/YEL WIRE HEATER CORE INLET TEMP SIG HIGH PRESSURE EXHAUST GAS RECIRCULATION TEMPERATURE SENSOR 1 INTAKE MANIFOLD AIR TEMP SENS SIG 2 OIL PMP MTR CTRL REDUCTANT INJECTOR SOUND SYSTEMS STARTING/CHARGING SYSTEM THROTTLE POSITION SENS 1 SIG VIO WIRE VIO/BLK WIRE VIO/BLU WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/BRN WIRE YEL/GRN 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

"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