Backup lamps circuit for Cadillac SRX II facelift (2012-2016)

23 24 1 DATA BUS - DATA BUS + B+ 39 40 DATA BUS + DATA BUS - AUTOMATIC TRANSMISSION ASSEMBLY BACK LP VOL BACKUP LP SPLY VOLT BCM 1 FUSE BLK WIRE BODY CONTROL MODULE (BCM) (ON LOWER LEFT SIDE OF DASH) COMPUTER DATA LINES SYSTEM CONTROL TRANSMISSION SOLENOID CONTROL VALVE MODULE ASSEMBLY (TCM) DK BLU WIRE ENGINE CONTROL MODULE (ECM) (LEFT FRONT ENGINE COMPT) GRN WIRE GRY WIRE HOT AT ALL TIMES INSIDE REARVIEW MIRROR (IF EQUIPPED) INSTRUMENT PANEL FUSE BLOCK (CENTER CONSOLE) LEFT BACKUP LAMP LEFT TAIL LAMP ASSEMBLY LOGIC LOW REF LT GRN WIRE LT GRN/WHT WIRE PARK/ NEUTRAL SW SIG PARK/NEUTRAL SIG REARVIEW CAMERA (IF EQUIPPED) (LIFTGATE) RED WIRE RED/WHT WIRE RIGHT BACKUP LAMP RIGHT TAIL LAMP ASSEMBLY TRANS RANGE SIG A TRANS RANGE SIG B TRANS RANGE SIG C TRANS RANGE SIG P TRANSMISSION INTERNAL MODE SWITCH WHT WIRE WHT/GRY WIRE YEL WIRE