Cadillac DTS I (2005-2011) nca Wiring diagrams

1 2 3 4 5 6 7 8 GROUND BLK WIRE BLK/WHT WIRE BRN WIRE HEATED STEERING WHEEL CONTROL MODULE (IN STEERING WHEEL) HEATED STEERING WHEEL ELEMENT (IN STEERING WHEEL) HEATED STEERING WHEEL ON IND HEATED STEERING WHEEL SWITCH HOT W/ RUN RELAY 64 ENERGIZED INFLATABLE RESTRAINT STEERING WHEEL MODULE COIL (TOP OF STEERING COLUMN) LEFT STEERING WHEEL CONTROL SWITCH (ON STEERING WHEEL) NCA WIRE REAR FUSE BLOCK RED WIRE RED/WHT WIRE RUN 1 FUSE 20 SW LED CTRL IGN 3 VOL SENS SIG HIGH CTRL SW SIG WHT WIRE YEL WIRE

AMP-RDO FUSE 38 APOS FUSE 31 AUDIO AMPLIFIER AUXILIARY FOLDING SEAT BCM (CHMSL) FUSE 39 BCM (DIM) BCM (INADV) FUSE 32 BCM (LTTN) BCM (RTTN) BCM FUSE 40 FUSE 36 BLK WIRE BODY CONTROL MODULE (BCM) BRN WIRE CLIMATE CONTROL SEAT MODULE DK BLU WIRE DK GRN WIRE ELECTRONIC SUSPENSION CONTROL (ESC) MODULE FROM HVAC BLWR FUSE (DIAGRAM 3 OF 5) FRONT BUCKET, LUXURY SEAT FUSE 10 FUSE 18 FUSE 25 FUSE 20 FUSE 3 GRN WIRE GRY WIRE HEATED STEERING AUXILIARY WHEEL BLOWER CONTROL MOTOR MODULE HEATED W/ ADAPTIVE CRUISE STEERING WHEEL INFLATABLE RESTRAINT STEERING WHEEL MODULE COIL LEFT REAR DOOR CLIMATE ACCESSORY CONTROL POWER SEAT OUTLET MODULE LEFT REAR RIGHT REAR SEAT LUMBAR SEAT LUMBAR SWITCH SWITCH LT GRN WIRE MDL- DDM FUSE 22 MDL-RR FUSE 11 MDL-RTD FUSE 15 NCA WIRE ORG/ WIRE PDM FRT FUSE FUSE PNK PNK WIRE PNK PPL WIRE PNK WIRE RADIO ANTENNA MODULE REAR HEATED SEAT MODULE RED WIRE RELAY 64 RIGHT FRONT ACCESSORY POWER OUTLET REAR DOOR ACCESSORY POWER OUTLET RUN WIRE SWS-RR FUSE 23 TAN WIRE TO MDLS-BODY FUSE (DIAGRAM 5 OF 5) VIO WIRE W/ CLIMATE CONTROL SEAT W/ FRONT, REAR A/C W/ HEARSE CONVERSION MODEL W/ MAGNETIC RIDE CONTROL W/ PREMIUM AUDIO W/ PREMIUM AUDIO W/ PERFORMANCE ENHANCED AUDIO W/ WINDSHIELD HEATED NOZZLES W/O CLIMATE CONTROL SEAT WINDSHIELD AUTOMATIC WASHER TRANSMISSION SOLVENT SHIFT LEVER HEATER YEL WIRE

14 15 16 RR DR AJAR SW SIG LR DR AJAR SW SIG DR OPEN SW SIG 18 24 HORN RLY CTRL PARK LP RLY CTRL 22 7 GMLAN SERIAL DATA DR LK MTR LK CTRL 5060 1663 1090 1178 746 1177 COMPUTER DATA LINES SYSTEM 6 4 GND BATT POS VOLT AJAR AJAR SW SIG ANTENNA SIG GND BLK WIRE BODY CONTROL MODULE (BCM) (RIGHT SIDE OF DASH) BRN WIRE COAX COMPUTER DATA LINES SYSTEM DK BLU WIRE DK BLU/BLK WIRE DK BLU/WHT WIRE DK GRN WIRE DK GRN/WHT WIRE DR LK MTR UNLK CTRL DRIVER DOOR LATCH ASSEMBLY (REAR OF DRIVER'S DOOR) DRIVER DOOR LOCK SWITCH DRIVER DOOR MODULE (DDM) FRONT PASSENGER DOOR LATCH ASSEMBLY (REAR OF 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 ANTENNA (IF EQUIPPED) (LEFT OF REAR WINDOW) LEFT "C" PILLAR) LOGIC 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 PDM FUSE 29 PNK WIRE PNK/BLK WIRE PNK/VIO WIRE PPL/ORG WIRE REAR FUSE BLOCK (UNDER LEFT DDM FUSE 22 REAR SEAT) RED WIRE REMOTE CONTROL DOOR LOCK RECEIVER (RCDLR) (UNDER CENTER OF REAR PACKAGE TRAY) SECURITY IND TAN WIRE TAN/DK GRN WIRE TAN/RED WIRE TAN/WHT WIRE VIO WIRE 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

1 10 LOW REF AUTOMATIC DAY/NIGHT MIRROR BATTERY POSITIVE VOL BLK WIRE BRN WIRE BRN/LT BLU WIRE BRN/LT GRN WIRE DDM FUSE 22 DEFOGGER SYSTEM DK BLU WIRE DK GRN WIRE DK GRN/TAN WIRE DRIVER DOOR MODULE (DDM) DRIVER MIR HORZ POS SENS SIG DRIVER MIR VER POS SENS SIG DRIVER OUTSIDE REARVIEW MIRROR (DRIVER'S DOOR) ELECTROCHROMIC MIRROR CIRCUIT FOLDING MIR MTR EXTEND CTRL FOLDING MIR MTR RETRACT CTRL FOLDING MIRROR MOTOR FRONT PASSENGER DOOR MODULE (FPDM) GRY WIRE GRY/BRN WIRE GRY/LT GRN WIRE GRY/PPL WIRE HEATING ELEMENT HORI- ZONTAL MOTOR HORIZONTAL MOTOR HOT AT ALL TIMES LEFT MIR MTR DN CTRL LEFT MIR MTR LEFT CTRL LEFT MIR MTR UP/RIGHT CTRL LOW REF LT BLU WIRE LT BLU/BLK WIRE LT BLU/WHT WIRE LT GRN WIRE LT GRN/PPL WIRE NCA WIRE ORG/ WIRE ORG/WHT WIRE OUTSIDE REARVIEW MIRROR SWITCH PASS MIR HORZ POS SENS SIG PASS MIR MTR LEFT CTRL PASS MIR VER POS SENS SIG PASSENGER OUTSIDE REARVIEW MIRROR (FRONT PASSENGER'S DOOR) PDM FUSE PNK WIRE PNK/BRN WIRE PNK/VIO WIRE PPL PPL/WHT WIRE REAR FUSE BLOCK (UNDER LEFT REAR SEAT) RED WIRE RIGHT MIR MTR DN CTRL RIGHT MIR MTR UP/RIGHT CTRL TAN WIRE TAN/PNK WIRE TAN/PPL WIRE TAN/RED WIRE VERTICAL MOTOR VIO WIRE WHT WIRE YEL WIRE YEL/PPL WIRE

BLK WIRE BLU WIRE DK BLU WIRE DK GRN WIRE DRIVER SEAT ADJUSTER MOTOR ASSEMBLY (UNDER DRIVER'S SEAT) DRIVER SEAT ADJUSTER SWITCH DRIVER SEAT FRONT VERTICAL MOTOR DRIVER SEAT HORIZONTAL MOTOR DRIVER SEAT REAR VERTICAL MOTOR DRIVER SEAT RECLINE MOTOR (DRIVER'S SEAT BACK) FORWARD/ FRONT DOWN FRONT PASSENGER SEAT HORIZONTAL MOTOR FRONT PASSENGER SEAT RECLINE MOTOR (FRONT PASSENGER'S SEAT BACK) FRONT REAR DOWN UP FRONT SEAT) FRONT UP GRN WIRE HOT AT ALL TIMES LT BLU WIRE LT GRN WIRE NCA WIRE PASSENGER SEAT ADJUSTER MOTOR ASSEMBLY PASSENGER SEAT ADJUSTER SWITCH PNK WIRE PWR SEAT CIRCUIT BREAKER 55 REAR DOWN REAR FUSE BLOCK (UNDER LEFT REAR SEAT) REAR UP REARWARD RECLINE FORWARD RECLINE REARWARD RED WIRE RF SEAT CIRCUIT BREAKER 54 TAN WIRE W/ MASSAGE POWER LUMBAR SEATS W/O MASSAGE POWER LUMBAR SEATS W/O MULTI DIRECTIONAL YEL WIRE

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 LEFT SIG RIGHT SIG 2 DRAIN WIRE 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 SERIAL DATA GROUND ANTENNA SIG ANTI-LOCK BRAKES SYSTEM BARE BATTERY BLK WIRE BLK/LT BLU WIRE BLK/WHT WIRE BLK/YEL WIRE BRN WIRE BRN/WHT WIRE CELLULAR MICROPHONE (OVERHEAD CONSOLE) COAX COMPUTER DATA LINES SYSTEM DK BLU WIRE DK GRN WIRE DK GRN/RED WIRE DK GRN/TAN WIRE DK GRN/WHT WIRE GPS ANTENNA GROUND GRY WIRE GRY/BLK WIRE GRY/WHT WIRE HOT AT ALL TIMES LR AUDIO - RR AUDIO - COMM SIG LT BLU WIRE LT GRN WIRE LT GRN/WHT WIRE NAVIGATION ANTENNA NAVIGATION SYSTEM NCA WIRE ORG/ WIRE ORG/BLK WIRE PNK (UNDER DRIVER'S SEAT) WIRE PNK WIRE PNK/BLK WIRE PNK/TAN WIRE PPL RADIO RADIO ANTENNA MODULE (LEFT REAR OF HEADLINER) RADIO FUSE 44 RADIO REAR WINDOW ANTENNA RADIO WINDSHIELD ANTENNA REAR FUSE BLOCK (UNDER LEFT REAR SEAT) SERIAL DATA SWITCH PWR SPLY VOLT SWS-RR FUSE 23 TAN WIRE TAN/RED WIRE TAN/WHT WIRE VEHICLE COMMUNICATION INTERFACE MODULE (VCIM) (BEHIND RIGHT REAR SEAT BACK) VSS W/ HEARSE W/ HEARSE W/O HEARSE W/ ONSTAR W/O HEARSE W/O ONSTAR YEL WIRE

AMP-RDO FUSE 38 AMPLIFIER CTRL ANTENNA SIG AUDIO AUDIO AMPLIFIER (BEHIND LEFT REAR SEAT BACK) AUDIO SIG + BARE BATTERY BLK WIRE BLK/WHT WIRE BLK/YEL WIRE BODY CONTROL MODULE (BCM) (RIGHT SIDE OF DASH) BRN WIRE BRN/WHT WIRE BUS - CELLULAR/ NAVIGATION, DIGITAL RADIO ANTENNA CENTER I/P SPEAKER COMPUTER DATA LINES SYSTEM CRUISE CONTROL SYSTEM CTRL SIG DIGITAL RADIO RECEIVER (W/ DIGITAL RADIO) (LEFT SIDE OF TRUNK) DK BLU WIRE DK GRN WIRE DK GRN/RED WIRE DK GRN/TAN WIRE DK GRN/WHT WIRE FC SPKR + GRN WIRE GROUND GRY WIRE HOT AT ALL TIMES INFLATABLE RESTRAINT STEERING WHEEL MODULE COIL (TOP OF STEERING COLUMN) INFO LEFT FRONT DOOR SPEAKER LEFT FRONT TWEETER SPEAKER LEFT REAR SPEAKER LF AUDIO (-) LF AUDIO SIG (-) LF SPKR LF SPKR SIG - LF TWEET SPKR - LOW LEVEL LOW LEVEL SIG LR AUDIO - LR AUDIO SIG LT BLU WIRE LT GRN WIRE LT GRN/BLK WIRE LT GRN/WHT WIRE MIDRANGE SPKR - NCA WIRE ORG/ WIRE PNK WIRE PNK/BLK WIRE PPL PPL 3 4 REAR FUSE BLOCK (UNDER LEFT REAR SEAT) RF AUDIO (+) RF AUDIO SIG (-) RF SPKR RF SPKR SIG (-) RF TWEET SPKR + RIGHT FRONT DOOR SPEAKER RIGHT FRONT TWEETER SPEAKER RIGHT REAR SPEAKER RIGHT SIG 1 RIGHT SIG 2 RIGHT STEERING WHEEL CONTROL SWITCH RR AUDIO - RR AUDIO SIG (-) SEEK DOWN SEEK UP SPLY VOLT SRCE SUBWOOFER SPEAKER TAN WIRE TAN/BLK WIRE TAN/DK BLU WIRE TAN/LT BLU WIRE TAN/ORG WIRE TAN/RED WIRE TAN/WHT WIRE VOICE VOL DOWN VOL UP W/O HEARSE WHT WIRE YEL WIRE

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 CUSHION SW SIG 1 2 3 4 5 6 7 8 BATTERY GROUND BLK WIRE BLK/WHT WIRE BRN WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE GRN WIRE GRY WIRE HEATED SEAT BACK CUSHION IND HEATED SEAT BACK IND HEATED SEAT BACK SWITCH HEATED SEAT BACK, CUSHION SWITCH HEATED SEAT HIGH IND HEATED SEAT LOW IND HEATED SEAT MEDIUM IND HIGH IND CTRL LOW IND CTRL HIGH IND CTRL LOW IND CTRL GMLAN SERIAL DATA HOT AT ALL TIMES ILLUMINATION LT BLU WIRE LT BLU/BLK WIRE LT BLU/WHT WIRE LT GRN WIRE LT GRN/BLK WIRE LT GRN/WHT WIRE MDL-RR FUSE 11 MEDIUM IND CTRL CUSHION IND CTRL NCA WIRE ORG/ WIRE ORG/WHT WIRE PNK WIRE PNK/BLK WIRE PNK/DK BLU WIRE PNK/YEL WIRE PPL PPL ONLY MODE SW SIG PPL/WHT WIRE REAR FUSE BLOCK (UNDER LEFT REAR SEAT) REAR HEATED SEATS MODULE (BEHIND LEFT REAR SEAT BACK) RIGHT REAR HEATED SEAT SWITCH TAN WIRE TAN/DK GRN WIRE TAN/WHT WIRE TAN/YEL WIRE TEMP SENS LOW REF TEMP SENS LOW REF SEAT BACK LOW REF TEMP SENS LOW REF TEMP SENS SIG TEMP SENS SIG ONLY MODE SW SIG WHT WIRE YEL WIRE YEL/BLK WIRE

BLK WIRE BLK/WHT WIRE BRN WIRE BRN/WHT WIRE DK GRN WIRE GRN WIRE GRY WIRE HEATED SEAT BACK CUSHION IND HEATED SEAT BACK IND HEATED SEAT BACK SWITCH HEATED SEAT BACK, CUSHION SWITCH HEATED SEAT LOW IND HEATED SEAT HIGH IND HEATED SEAT MEDIUM IND HEATING ELEMENT ILLUMINATION LEFT REAR BACK HEATED SEAT ELEMENT (BEHIND LEFT REAR SEAT BACK) LEFT REAR CUSHION HEATED SEAT ELEMENT (IN LEFT REAR SEAR SEAT CUSHION) LEFT REAR HEATED SEAT SWITCH LT BLU WIRE LT BLU/BLK WIRE LT BLU/WHT WIRE LT GRN WIRE LT GRN/WHT WIRE NCA WIRE ORG/ WIRE ORG/WHT WIRE PNK WIRE PNK/BLK WIRE PNK/YEL WIRE PPL PPL/WHT WIRE RIGHT REAR BACK HEATED SEAT ELEMENT (BEHIND RIGHT REAR SEAT BACK) RIGHT REAR CUSHION HEATED SEAT ELEMENT (IN RIGHT REAR SEAR SEAT CUSHION) TAN WIRE TAN/WHT WIRE THERMISTOR WHT WIRE YEL WIRE YEL/BLK WIRE