Park brake system circuit for GMC Terrain II (2017-2021)

ABS FUSE B+ VOLT BLK WIRE BLU WIRE BLU/BLK WIRE BLU/PPL WIRE BLU/YEL WIRE BRN WIRE COMPUTER DATA LINES SYSTEM DRIVER INFORMATION CENTER DISPLAY ELECTRONIC BRAKE CONTROL MODULE (LEFT REAR OF ENGINE COMPT) GRN/BLK WIRE GRN/PPL WIRE GRY WIRE GRY/BLK WIRE GRY/RED WIRE HI SPD GMLAN SERIAL DATA (-) (1) HI SPD GMLAN SERIAL DATA (-) (1) PARK BRK RELEASE SW VOLT REF HI SPD GMLAN SERIAL DATA (-) (2) HI SPD GMLAN SERIAL DATA (-) 2 SER DATA COMM ENABLE HOT AT ALL TIMES INSTRUMENT CLUSTER LEFT PARK BRAKE ACTUATOR LIN SERIAL DATA BUS 2 LOGIC LR PARK BRK MTR APPLY CTRL PARK BRAKE APPLY SW VOLT REF PARK BRAKE SW SPLY VOLT PARK BRAKE SWITCH (LOWER LEFT SIDE OF DASH) PARK BRK APPLY SW SIG PARK BRK RELEASE SW SIG PARK BRK SW SIG PARK IND RED/VIO WIRE RED/WHT WIRE RIGHT PARK BRAKE ACTUATOR RR PARK BRAKE MOTOR LOW REF LR PARK BRK MTR LOW REF RR PARK BRK MTR APPLY CTRL SERVICE PARK BRAKE IND UNDERHOOD FUSE BLOCK WHT WIRE WHT/BLU WIRE YEL WIRE YEL/RED WIRE