Rear differential lock circuit for Buick Envision I (2016-2018)

AWD FUSE BATTERY POSITIVE VOLT BLK WIRE BLU WIRE BLU/ORG WIRE BLU/WHT WIRE BLU/YEL WIRE COMPUTER DATA LINES SYSTEM DIFFERENTIAL CLUTCH PUMP (ON REAR DIFFERENTIAL) DRIVER INFORMATION CENTER DISPLAY GRY/GRN WIRE HI SPD GMLAN DATA BUS (+) 1 BATTERY POSITIVE VOLT HI SPD GMLAN DATA BUS (+) 1 GND HI SPD GMLAN DATA BUS (+) 2 HI SPD GMLAN DATA BUS (-) 1 HOT AT ALL TIMES LOGIC INSTRUMENT CLUSTER LOW SPD GMLAN SERIAL DATA MOTOR HALL-EFFECT SENS SIG 1 MOTOR HALL-EFFECT SENS SIG 2 MOTOR HALL-EFFECT SENS SIG 3 MOTOR HALL-EFFECT SENS SPLY VOLT PPL MOTOR HALL-EFFECT SENS LOW VOLT MOTOR U-PHASE MOTOR V-PHASE MOTOR W-PHASE PPL PPL/WHT WIRE REAR BODY FUSE BLOCK REAR DIFFERENTIAL CLUTCH CONTROL MODULE REAR DIFFERENTIAL CLUTCH SOLENOID VALVE RED WIRE RED/BLK WIRE RED/VIO WIRE RED/WHT WIRE RR DRIVE CN TRL MDL FUSE SERIAL DATA COMM ENABLE VALVE 1 LOW CTRL SIG VALVE 2 LOW CTRL SIG VALVE HIGH CTRL SIG WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/ORG WIRE