GMC Terrain II facelift (2021-2024) Backup lamps circuit

AUTOMATIC TRANSMISSION ASSEMBLY BACKUP BACKUP LP CTRL BATT POS VOLT BLK WIRE BLU WIRE BODY CONTROL MODULE (BELOW CENTER OF DASH) CHEVROLET COMPUTER DATA LINES SYSTEM CONTROL SOLENOID VALVE ASSEMBLY ENGINE CONTROL MODULE (LEFT SIDE OF ENGINE COMPT) GMC GRN WIRE GRN/BLU WIRE GRN/WHT WIRE GROUND DISTRIBUTION SYSTEM GRY WIRE GRY/VIO WIRE HI SPD GMLAN SER DATA (+) 1 HOT AT ALL TIMES INSIDE REAR VIEW MIRROR INSTRUMENT PANEL FUSE BLOCK LEFT BACKUP LAMP LEFT LIFTGATE TAIL LAMP ASSEMBLY LIN SER DATA BUS 2 LOGIC LP CTRL NCA WIRE RADIO RAP RLY COIL CTRL RED WIRE RED/BRN WIRE RED/GRY WIRE REVERSE IND RIGHT BACKUP LAMP RIGHT LIFTGATE TAIL LAMP ASSEMBLY TRANS PARK/ NEUTRAL SIG 1 TRANS POS SW BIT 2 SIG TRANS POS SW BIT 3 SIG TRANS POS SW PARITY BIT SIG TRANSMISSION CONTROL MODULE TRANSMISSION INTERNAL MODE SWITCH TRANSMISSION SHIFT LEVER POSITION INDICATOR WHT WIRE WHT/GRY WIRE YEL WIRE