Backup lamps circuit for GMC Terrain II (2017-2021)

1.5L TURBO, 2.0L TURBO 1.6L TURBO DIESEL GMC CHEVROLET AUTOMATIC TRANSMISSION ASSEMBLY BACKUP BACKUP LP CTRL BATT POS VOLT BCM 7 FUSE BLK WIRE BLU WIRE BODY CONTROL MODULE (BELOW CENTER OF DASH) COMPUTER DATA LINES SYSTEM CONTROL SOLENOID VALVE ASSEMBLY ENGINE CONTROL MODULE (LEFT SIDE OF ENGINE COMPT) GRN WIRE GRN/BLU WIRE GRN/WHT WIRE GROUND DISTRIBUTION SYSTEM GRY WIRE GRY/PPL WIRE HI SPD GMLAN SER DATA (+) 1 HOT AT ALL TIMES INSTRUMENT PANEL FUSE BLOCK LEFT BACKUP LAMP LEFT LIFTGATE TAILLAMP ASSEMBLY LIN SER DATA BUS 2 LOGIC LOGIC INSIDE REAR VIEW MIRROR LP CTRL NCA WIRE RADIO RAP RLY COIL CTRL RED WIRE RED/BRN WIRE RED/GRY WIRE REVERSE IND RIGHT BACKUP LAMP RIGHT LIFTGATE TAILLAMP 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