Backup lamps circuit for Cadillac DTS I (2005-2011)
Backup lamps circuit
2500 2501 COMPUTER DATA LINES SYSTEM
29 46 37 TRS SIG A TRS SIG B HI SPD SER DATA -
8 9 SERIAL DATA + SERIAL DATA -
AUTOMATIC TRANSMISSION
BATT POS VOLT
BCM (CHMSL) FUSE 39
BLK WIRE
BLK/WHT WIRE
BODY CONTROL MODULE (BCM) (RIGHT SIDE OF DASH)
COMPUTER DATA LINES SYSTEM
HI SPD SER DATA +
HOT AT ALL TIMES
INSIDE REARVIEW MIRROR (ISRVM)
LEFT BACKUP LAMP
LEFT TAIL LAMP ASSEMBLY
LOGIC
LT GRN WIRE
REAR FUSE BLOCK (UNDER LEFT REAR SEAT)
RIGHT BACKUP LAMP
RIGHT TAIL LAMP ASSEMBLY
SUPPLY VOLT
TAN WIRE
TAN/BLK WIRE
TAN/WHT WIRE
TRANSMISSION CONTROL MODULE (TCM) (LEFT FRONT STRUT TOWER)
TRANSMISSION INTERNAL MODE SWITCH (IMS)
VIO WIRE
YEL WIRE
YEL/VIO WIRE
