Park brake system circuit for Buick Envista I (2022-2024)

BATT POS VOLT BATTERY FUSE BLOCK BLK WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/VIO WIRE BRAKE MASTER CYLINDER (LEFT REAR OF ENGINE COMPT) BRAKE SYSTEM CONTROL MODULE BRN WIRE COMPUTER DATA LINES SYSTEM DISPLAY SIG BK ETHERNET BUS 4 (-) GRN/VIO WIRE GROUND GRY WIRE GRY/BLK WIRE GRY/RED WIRE GRY/WHT WIRE HI SPD GMLAN SER DATA (+) 1 HOT AT ALL TIMES HOT W/ BATTERY SAVER RELAY 1 ENERGIZED INSTRUMENT CLUSTER INSTRUMENT PANEL FUSE BLOCK LEFT PARK BRAKE ACTUATOR LOGIC LT PARK BRK MTR APPLY CTRL LT PARK BRK MTR LOW REF LVDS LVDS BK DISPLAY SIG PARK BRAKE CONTROL SWITCH PARK BRK APPLY SW SIG PARK BRK APPLY SW VOLT REF PARK BRK RELEASE SW SIG PARK BRK RELEASE SW VOLT REF PARK BRK SW SIG PARK BRK SW SPLY VOLT PARKING BRAKE IND. R PARK BRK MTR LOW REF R PRK BRAKE MTR APPLY CTRL RADIO RED/BRN WIRE RED/GRY WIRE RIGHT PARK BRAKE ACTUATOR SERVICE PARK BRAKE IND WHT WIRE YEL WIRE YEL/RED WIRE