Backup lamps circuit for Cadillac STS I facelift (2007-2011)

AUTOMATIC TRANSMISSION AUTOMATIC TRANSMISSION INTERNAL MODE SWITCH (IMS) BCK/UP LAMP FUSE BCK/UP LAMP RELAY BLK WIRE COMPUTER DATA LINES SYSTEM CONTROL SOLENOID VALVE ASSEMBLY DK GRN WIRE GRN WIRE GRY WIRE HOT AT ALL TIMES J/C LEFT BACKUP LAMP LEFT REAR FUSE BLOCK (UNDER LEFT SIDE OF REAR SEAT) LO SPD GMLAN SER DATA LT GRN WIRE REAR INTEGRATION MODULE (RIM) (IN LEFT SIDE OF REAR COMPT, UNDER REAR SHELF) RED WIRE REVERSE RLY CTRL RIGHT BACKUP LAMP TAN WIRE TAN/BLK WIRE TRANSMISSION CONTROL MODULE (TCM)