Chevrolet Blazer III (2018-2023) ground 21 Wiring diagram

1 VOLTAGE 17 A/C COMPRESSOR CLUTCH RELAY AUXILIARY COOLANT PUMP RELAY BLK WIRE BLK/BRN WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BRN WIRE BLU/GRY WIRE BLU/VIO WIRE BLU/WHT WIRE BRAKE PEDAL POSITION SENSOR BRN/GRY WIRE BRN/WHT WIRE COMPUTER DATA DRIVE MODE SELECT SWITCH ENGINE CONTROLS IGNITION RELAY EVAP VENT SOLENOID FUEL PUMP ASSEMBLY FUEL PUMP CONTROL FUEL PUMP DRIVER CONTROL MODULE (ABOVE REAR AXLE) FUEL PUMP LOW REF FUEL PUMP PRIMARY FUEL TANK PRESSURE GRN/BLU WIRE GRN/GRY WIRE GRN/WHT WIRE GROUND 21 GRY WIRE HI SPEED GMLAN HIGH SPEED GMLAN HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED INSTRUMENT CLUSTER INSTRUMENT CLUSTER SYSTEM LEFT OF BATTERY) LINES SYSTEM POSITIVE VOLTAGE 26 POWERTRAIN SEN BUS PRIMARY FUEL LEVEL PWR MOD WK-UP SIG RED/VIO WIRE RED/WHT WIRE RED/YEL WIRE RELAY CONTROL RUN/CRANK IGNITION SEC FUEL LEVEL SEC FUSED BATTERY SELECTIVE CATA RED WIRE SENSOR SIGNAL SENSOR SIGNAL 2 SERIAL DATA (-) 7 SHIELD GROUND SYSTEM UNDERHOOD FUSE BLOCK VALVE CONTROL VIO/BLU WIRE VIO/GRN WIRE VIO/GRY WIRE WHT WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/RED WIRE WHT/VIO WIRE YEL WIRE YEL/BLU WIRE YEL/RED WIRE YEL/VIO WIRE