Buick Enclave I facelift (2013-2017) Rear differential lock circuit

AWD FUSE BATT POS VOLT BLK WIRE COMMUNICATION ENABLE COMPUTER DATA LINES SYSTEM DK GRN WIRE DRIVER INFORMATION CENTER (DIC) DISPLAY GROUND HI SPD GMLAN SER DATA BUS- HOT AT ALL TIMES INSTRUMENT CLUSTER LOGIC LOW GMLAN SERIAL DATA LOW REFERENCE LT BLU WIRE REAR DIFFERENTIAL CLUTCH CONTROL MODULE REAR DIFFERENTIAL CLUTCH SOLENOID VALVE RED/WHT WIRE TAN WIRE TAN/BLK WIRE TRANS CASE ACTUATOR HI CTRL TRANS CASE ACTUATOR LOW CTRL TRANS CASE FLUID TEMP SIG UNDERHOOD FUSE BLOCK