Cadillac DTS I (2005-2011) (left rear corner of trunk) Wiring diagrams

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

12 VOLT REF 14 15 RR DR AJAR SW SIG LR DR AJAR SW SIG 15 10 COURTESY LP RLY COURTESY LP SPLY ACCENT LAMPS LED CIRCUIT BOARD (IF EQUIPPED) BATT POS VOLT BCM (CTSY) FUSE 35 BCM (INADV) FUSE 32 BLK WIRE BLK/GRY WIRE BLK/WHT WIRE BLU WIRE BODY CONTROL MODULE (BCM) (RIGHT SIDE OF DASH) COMPUTER DATA LINES SYSTEM COURTESY LP CTRL DK BLU WIRE DK GRN WIRE DK GRN/PPL WIRE DK GRN/WHT WIRE DRIVER DOOR SILL PLATE LAMP FRONT PASSENGER DOOR LATCH ASSEMBLY (FRONT PASSENGER'S DOOR.) FRONT PASSENGER DOOR MODULE (FPDM) GMLAN LOW SPEED GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES INSTRUMENT ILLUMINATION CIRCUIT LEFT REAR DOOR COURTESY LAMP LEFT REAR DOOR SILL PLATE LAMP LO SPD GMLAN SERIAL DATA LT BLU WIRE LT BLU/BLK WIRE LT DK LT GRN WIRE LT GRN/BLK WIRE ORG/ WIRE ORG/WHT WIRE PASSENGER DOOR SILL PLATE LAMP PNK WIRE PPL REAR FUSE BLOCK (UNDER LEFT REAR SEAT) RED WIRE RED/WHT WIRE RF DOOR AJAR SW SIG RF DOOR SW LOW REF RIGHT FRONT DOOR COURTESY LAMP RIGHT REAR DOOR COURTESY LAMP RIGHT REAR DOOR SILL PLATE LAMP TAN WIRE TAN/PNK WIRE TAN/WHT WIRE YEL WIRE

15 10 COURTESY LP CTRL COURTESY LP VOLT BLK WIRE BLK/GRY WIRE BLK/WHT WIRE BRN WIRE COMPUTER DATA LINES SYSTEM DK BLU/GRY WIRE DK GRN WIRE DRIVER DOOR LATCH ASSEMBLY (REAR OF DRIVER'S DOOR) DRIVER DOOR MODULE (DDM) GRY/BLK WIRE I/P COMPARTMENT LAMP LEFT FRONT COURTESY/READING LAMPS LEFT FRONT DOOR COURTESY LAMP LEFT FRONT SUN- SHADE LEFT REAR COURTESY/READING LAMPS LEFT REAR SUN- SHADE (IF EQUIPPED) LF DOOR AJAR SW SIG LF DOOR SW LOW REF LT BLU WIRE LT BLU/BLK WIRE LT BLU/RED WIRE ORG/ WIRE ORG/BLK WIRE ORG/WHT WIRE PNK WIRE PPL REAR COMPARTMENT COURTESY LAMP REAR COMPARTMENT LID LATCH (CENTER OF TRUNK LID) RED WIRE RED/WHT WIRE RIGHT FRONT COURTESY/READING LAMPS RIGHT FRONT SUN- SHADE RIGHT REAR COURTESY/READING LAMPS RIGHT REAR SUN- SHADE (IF EQUIPPED) SERIAL DATA YEL WIRE

BLK WIRE COURTESY LAMP DK BLU WIRE DOME LAMP GRY WIRE GRY/BLK WIRE LEFT FRONT SUN- SHADE LEFT MIDDLE DOOR COURTESY LAMP (LIMOUSINE) LEFT REAR COURTESY LAMP LEFT REAR DOOR COURTESY LAMP LEFT REAR SUN- SHADE (IF EQUIPPED) LEFT RIGHT MIDDLE DOOR REAR COURTESY LAMP DOOR COURTESY (LIMOUSINE) LAMP LEFT ROOF RAIL READING LAMP (LIMOUSINE) LIMOUSINE LT BLU WIRE LT BLU/BLK WIRE LT GRN WIRE LT GRN/BLK WIRE OFF OFF ON ON ORG/ WIRE OVERHEAD LP RELAY 69 REAR FUSE BLOCK (UNDER LEFT REAR SEAT) RIGHT FRONT SUN- SHADE RIGHT REAR DOOR COURTESY LAMP RIGHT REAR SUN- SHADE (IF EQUIPPED) RIGHT ROOF RAIL READING LAMP (LIMOUSINE)

AUTOMATIC LEVEL CONTROL (ALC) COMPRESSOR (NEAR REAR SUSPENSION CARRIER) BATT POS VOLT BLK WIRE CLASS 2 SERIAL DATA COMP RELAY FUSE 24 COMPUTER DATA LINES SYSTEM DK GRN WIRE DRIVER INFORMATION CENTER (DIC) EXHAUST SOL CTRL GMLAN SERIAL DATA GMLAN SERIAL DATA BUS + GROUND HOT AT ALL TIMES INSTRUMENT PANEL CLUSTER (IPC) LEVEL COMP FUSE 47 LEVEL COMP RELAY 53 LOGIC ORG/YEL WIRE REAR FUSE BLOCK (UNDER LEFT REAR SEAT) RED WIRE RED/WHT WIRE RLY CTRL TAN WIRE TAN/BLK WIRE WHT WIRE YEL WIRE

BACKUP LAMP CIRCUIT BLK WIRE BRAKE PEDAL POSITION SENSOR (TOP OF BRAKE PEDAL ASSEMBLY) BRN WIRE CENTER HIGH MOUNTED STOP LAMP (CHMSL) COMPUTER DATA LINES SYSTEM DETECTION SIG DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DRIVER OUTSIDE REARVIEW MIRROR (DRIVER'S DOOR) GMLAN (BCM) GRY WIRE HEAD- LIGHTS SYSTEM HOT AT ALL TIMES HOT W/ IGN RELAY 36 RELAY ENERGIZED HVAC/IPC IGN 1 FUSE 10 IGN 1 VOLT INSTRUMENT PANEL CLUSTER (IPC) LAMP LEFT BACKUP LAMP LEFT CORNERING LAMP LEFT FRONT FOG/ CORNERING LAMP LEFT FRONT PARK LAMP LEFT FRONT MARKER LAMP LEFT HEADLAMP LEFT REAR PARK LAMP LEFT FRONT TURN SIGNAL LAMP LEFT MIDDLE PARK LAMP LEFT TAIL LAMP ASSEMBLY LEFT TAIL/ STOP, LEFT TAIL LAMP TURN SIGNAL LAMP LEFT TURN IND LF CRN LAMP FUSE 20 LOGIC LOW SPEED GMLAN SERIAL DATA LT BLU WIRE LT BLU/BLK WIRE LT BLU/WHT WIRE LT BLU/YEL WIRE LT GRN WIRE NCA WIRE ORG/ WIRE PASSENGER OUTSIDE REARVIEW MIRROR (FRONT PASSENGER'S DOOR) PNK WIRE POWER DISTRIBUTION SYSTEM PPL RF CRN LAMP FUSE 21 RIGHT CORNERING RIGHT FRONT FOG/ CORNERING LAMP RIGHT TURN IND SPLY VOLT TAN WIRE TRN/SIG PCB RELAY UNDERHOOD FUSE BLOCK (RIGHT SIDE OF ENGINE COMPARTMENT) W/ HEARSE W/ HEARSE, LIMOUSINE W/ LIMOUSINE PPL W/O HEARSE WHT WIRE YEL WIRE YEL/WHT WIRE

12 8 TRUNK AJAR SW SIG OPEN SW SIG 14 15 16 RR DR AJAR SW SIG LR DR AJAR SW SIG DR OPEN SW SIG 19 18 24 PARK ENABLE SIG HORN RLY CTRL PARK LP RLY CTRL 22 7 9 GMLAN SERIAL DATA DR LK MTR LK CTRL DR LK MTR UNLK CTRL 6 4 GND BATT POS VOLT AJAR OPEN AJAR SW SIG ANTENNA (IF EQUIPPED) (LEFT OF REAR WINDOW) ANTENNA SIG GND BATT POS VOLT BLK WIRE BLU WIRE BODY CONTROL MODULE (BCM) (RIGHT SIDE OF DASH) BRN WIRE COAX COMPUTER DATA LINES SYSTEM DDM FUSE 22 DK BLU WIRE DK BLU/BLK WIRE DK BLU/WHT WIRE DK GRN WIRE DK GRN/WHT WIRE DK LT DRIVER DOOR LATCH ASSEMBLY (REAR OF DRIVER'S DOOR) DRIVER DOOR LOCK SWITCH DRIVER DOOR MODULE (DDM) FRONT PASSENGER DOOR LATCH ASSEMBLY (FRONT PASSENGER'S DOOR.) FRONT PASSENGER DOOR MODULE (FPDM) GMLAN SERIAL DATA GMLAN SERIAL DATA B+ GRN WIRE GRY WIRE GRY/BLK WIRE HOOD AJAR SWITCH (AT HOOD LATCH ASSEMBLY) HOOD CLOSED SW SIG HORNS SYSTEM EXTERIOR LIGHTS SYSTEM HOT AT ALL TIMES INSTRUMENT PANEL CLUSTER (IPC) KEYLESS ENTRY/ TIRE PRESSURE LEFT "C" PILLAR) LOGIC LT BLU WIRE LT BLU/BLK WIRE LT BLU/WHT WIRE LT GRN WIRE LT GRN/BLK WIRE LT GRN/ORG WIRE LT GRN/RED WIRE MDLS-BODY FUSE 43 NCA WIRE ORG/ WIRE ORG/GRY WIRE PDM FUSE 29 PNK WIRE PNK/BLK WIRE PNK/VIO WIRE PPL/ORG WIRE REAR FUSE BLOCK (UNDER LEFT BCM REAR SEAT) (CHMSL) FUSE 39 RED WIRE REMOTE CONTROL DOOR LOCK RECEIVER (RCDLR) (UNDER CENTER OF REAR PACKAGE TRAY) RIGHT MIDDLE DOOR LATCH ASSEMBLY (LIMOUSINE) (RIGHT MIDDLE DOOR TRIM PANEL) SEAT) SECURITY IND STOP LP RLY COIL SPLY VOLT TAN WIRE TAN/DK GRN WIRE TAN/RED WIRE TAN/WHT WIRE UPFITTER PROVISION (HEARSE) VIO WIRE WHT WIRE YEL WIRE YEL/VIO WIRE

BLK WIRE BLUNT CUT) CENTER HIGH MOUNTED STOP LAMP (CHMSL) FUEL PUMP RELAY 59 LEFT LEFT MIDDLE MIDDLE DOOR COURTESY WINDOW LAMP SWITCH LEFT LEFT MIDDLE MIDDLE PARK DOOR LAMP LATCH LEFT MIDDLE DOOR PARK RELAY LEFT MIDDLE DOOR PARK RELAY ASSEMBLY) LEFT MIDDLE WINDOW MOTOR LEFT REAR DOOR LATCH LEFT REAR WINDOW MOTOR LIC LP RELAY 60 LIMOUSINE LOCK RELAY 63 MIDDLE DOOR COURTESY LAMP) RAP-HC RELAY 70 REAR ACCESSORY POWER OUTLET RELAY 64 REMOTE CONTROL DOOR LOCK RECEIVER (RCDLR) RIGHT LEFT REAR REAR DOOR WINDOW COURTESY SWITCH LAMP RUN WIRE STOP LP RELAY 68 TRK REL RELAY 67 UNLOCK RELAY 62

2 18 3 BATT POS VOLT COURTESY LP SW ON SIG INST PANEL LP SPLY 25 22 LED DIMMING SIG GMLAN LOW SPEED A/T SHIFT LEVER POSITION IND AUXILIARY HVAC CONTROL MODULE (IF EQUIPPED) (REAR OF CENTER CONSOLE) (LUXURY) BCM (DIM) FUSE 18 BLK WIRE BODY CONTROL MODULE (BCM) (RIGHT SIDE OF DASH) COMPUTER DATA LINES SYSTEM DK BLU WIRE DK GRN WIRE GARAGE DOOR OPENER (GDO) GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES INFLATABLE RESTRAINT STEERING WHEEL MODULE COIL (TOP OF STEERING COLUMN) INST PANEL LP SPLY BACKLIGHT LP CTRL LEFT STEERING WHEEL CONTROL SWITCH LIMOUSINE ORG/WHT WIRE PNK WIRE PNK/BLK WIRE PNK/DK BLU WIRE PPL PPL/WHT WIRE PROVISION REAR COMPARTMENT COURTESY LAMP (HEARSE, LIMOUSINE) REAR FUSE BLOCK (UNDER LEFT REAR SEAT) REAR WINDOW SUN SHADE RED WIRE RIGHT MIDDLE WINDOW SWITCH RIGHT REAR HEATED SEAT SWITCH RIGHT REAR SEAT LUMBAR SWITCH RIGHT REAR WINDOW SWITCH RIGHT STEERING WHEEL CONTROL SWITCH STG ILLUM FUSE 8 SUNROOF CONTROL MODULE (UNDER FRONT (REAR PASSENGER'S SEAT) OF SUN ROOF) SUNROOF SWITCH SWITCH (IF EQUIPPED) TAN WIRE TAN/GRY WIRE VALET MODE SW SIG VALET SWITCH W/ LUXURY FRONT BUCKET SEAT 1491 (OR 8) W/ SUNROOF W/O LUXURY FRONT BUCKET SEAT WHT WIRE YEL WIRE

12 8 TRUNK AJAR SW SIG OPEN SW SIG 14 15 16 RR DR AJAR SW SIG LR DR AJAR SW SIG DR OPEN SW SIG 19 18 24 PARK ENABLE SIG HORN RLY CTRL PARK LP RLY CTRL 22 7 9 GMLAN SERIAL DATA DR LK MTR LK CTRL DR LK MTR UNLK CTRL 6 4 GND BATT POS VOLT AJAR OPEN AJAR SW SIG ANTENNA (IF EQUIPPED) (LEFT OF REAR WINDOW) ANTENNA SIG GND BATT POS VOLT BLK WIRE BLU WIRE BODY CONTROL MODULE (BCM) (RIGHT SIDE OF DASH) BRN WIRE COAX COMPUTER DATA LINES SYSTEM DDM FUSE 22 DK BLU WIRE DK BLU/BLK WIRE DK BLU/WHT WIRE DK GRN WIRE DK GRN/WHT WIRE DK LT DRIVER DOOR LATCH ASSEMBLY (REAR OF DRIVER'S DOOR) DRIVER DOOR LOCK SWITCH DRIVER DOOR MODULE (DDM) FRONT PASSENGER DOOR LATCH ASSEMBLY (FRONT PASSENGER'S DOOR.) FRONT PASSENGER DOOR MODULE (FPDM) GMLAN SERIAL DATA GMLAN SERIAL DATA B+ GRN WIRE GRY WIRE GRY/BLK WIRE HOOD AJAR SWITCH (AT HOOD LATCH ASSEMBLY) HOOD CLOSED SW SIG HORNS SYSTEM EXTERIOR LIGHTS SYSTEM HOT AT ALL TIMES INSTRUMENT PANEL CLUSTER (IPC) KEYLESS ENTRY/ TIRE PRESSURE LEFT "C" PILLAR) LOGIC LT BLU WIRE LT BLU/BLK WIRE LT BLU/WHT WIRE LT GRN WIRE LT GRN/BLK WIRE LT GRN/ORG WIRE LT GRN/RED WIRE MDLS-BODY FUSE 43 NCA WIRE ORG/ WIRE ORG/GRY WIRE PDM FUSE 29 PNK WIRE PNK/BLK WIRE PNK/VIO WIRE PPL/ORG WIRE REAR FUSE BLOCK (UNDER LEFT BCM REAR SEAT) (CHMSL) FUSE 39 RED WIRE REMOTE CONTROL DOOR LOCK RECEIVER (RCDLR) (UNDER CENTER OF REAR PACKAGE TRAY) RIGHT MIDDLE DOOR LATCH ASSEMBLY (LIMOUSINE) (RIGHT MIDDLE DOOR TRIM PANEL) SEAT) SECURITY IND STOP LP RLY COIL SPLY VOLT TAN WIRE TAN/DK GRN WIRE TAN/RED WIRE TAN/WHT WIRE UPFITTER PROVISION (HEARSE) VIO WIRE WHT WIRE YEL WIRE YEL/VIO WIRE