Buick Regal VI (2017-2020) Backup lamps circuit

3.6L AUTOMATIC TRANSMISSION ASSEMBLY (HATCHBACK) BACKUP LAMP CTRL BACKUP LP CTRL BATT POS VOLT BLK WIRE BLK/GRY WIRE BLK/WHT WIRE BLU WIRE BODY CONTROL MODULE (LOWER CENTER OF DASH) COMPUTER DATA LINES SYSTEM ENG CTRL SENS LO REF ENGINE CONTROL MODULE ENGINE OIL PRESSURE SENSOR FUSE 22 GRN/WHT WIRE GRN/YEL WIRE HATCHBACK HI SPD GMLAN SER DATA (+) 1 HOT AT ALL TIMES IGN MODE SW MODE CTRL IGN MODE SW MODE CTRL BACKUP IMS MODE SW LOW REF INSTRUMENT PANEL FUSE BLOCK J132 (3.6L) LEFT BACKUP LAMP LEFT LIFTGATE TAILLAMP ASSEMBLY LOGIC INSIDE REAR VIEW MIRROR LOW LEVEL MID/HIGH LEVEL 2.0L TURBO 3.6L RADIO RED/WHT WIRE RIGHT BACKUP LAMP RIGHT LIFTGATE TAILLAMP SIG GND TRANS POS TRANSMISSION CONTROL MODULE TRANSMISSION INTERNAL MODE SWITCH WAGON WHT WIRE WHT/BLK WIRE WHT/BLU WIRE YEL/BLU WIRE