Buick Regal VI (2017-2020) ims mode ctr backup wiring diagram

"CHECK ENGINE" IND CTRL A/C COMPRESSOR CLUTCH RLY CTRL A/C REFRIGERANT PRESSURE SENSOR AAT SENS SIG ACCESSORY WAKEUP SER DATA AFTER BOIL HTR RLY CTRL AIR CONDITIONING SYSTEM AMBIENT AIR TEMPERATURE SENSOR APP LOW REF 1 APP LOW REF 2 APP SIG (1) APP SIG (2) BATT POS VOLT BLK/BLU WIRE BLK/GRN WIRE BLK/VIO WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/BRN WIRE BLU/GRY WIRE BRAKE PEDAL POSITION SENSOR BRK POS SENS LOW REF BRK POS SENS SIG BRK VACUUM SENS SIG BRN/GRY WIRE BRN/RED WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM COOLING FAN CTRL SIG COOLING FANS SYSTEM CRUISE CONTROL SYSTEM DOOR LOCKS, ANTI-THEFT SYSTEMS ENG CTRL SENS LOW REF 2 ENGINE CONTROL MODULE (LEFT FRONT OF ENGINE COMPT) FUEL PUMP PRIMARY RLY CTRL FUSE 9 GRN WIRE GRN/GRY WIRE GRN/WHT WIRE GRY WIRE HI SPD GMLAN SER DATA (+) 1 HI SPD GMLAN SER DATA (+) 3 HI SPD GMLAN SER DATA (-) 1 CRUISE/ETC/TCC BRK SIG HI SPD GMLAN SER DATA (-) 7 HOOD OPEN SW SIG HOT AT ALL TIMES HUMIDITY SENS SIG IMS MODE CTR BACKUP INSTRUMENT PANEL FUSE BLOCK MAF SENS SIG POWERTRAIN MAIN RLY FUSED SPLY 1 POWERTRAIN MAIN RLY FUSED SPLY 2 POWERTRAIN MAIN RLY FUSED SPLY 3 POWERTRAIN RLY COIL CTRL PRESS SENS SIG RED/WHT WIRE RUN/CRANK IGN 1 VOLT STARTER ENABLE RLY CTRL STARTER RLY CTRL STARTING/CHARGING SYSTEM TRANSMISSIONS SYSTEM VIO/BLU WIRE VIO/GRN WIRE VIO/YEL WIRE WHT WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/GRY WIRE WHT/RED WIRE YEL WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/RED WIRE YEL/VIO WIRE YEL/WHT WIRE