Buick LeSabre VIII (2000-2005) Back-up lamps circuit

AUTOMATIC TRANSAXLE AUTOMATIC TRANSAXLE INTERNAL MODE SWITCH (IMS) BLK WIRE BLK/WHT WIRE COMPUTER DATA LINES SYSTEM DK GRN WIRE HOT AT ALL TIMES LEFT BACK-UP LAMP LT BLU WIRE LT GRN WIRE POWERTRAIN CONTROL MODULE (IN AIR CLEANER HOUSING) PPL PPL SERIAL DATA PPL SERIAL DATA PRK/REV FUSE REAR FUSE BLOCK (UNDER LEFT REAR SEAT) RED WIRE REVERSE LAMP RELAY REVERSE LP RLY CTRL RIGHT BACK-UP LAMP SERIAL DATA SPLICE PACK TR SW A TR SW B WHT WIRE YEL WIRE