Cadillac CTS I (2002-2007) pnk/blk Wiring diagrams

12 13 UART SER DATA UART SER DATA 15 14 UART SER DATA UART SER DATA 39 79 35 53 STARTE RLY COIL CTRL SKIP SHIFT SOL CTRL CCP SWITCH CCP SWITCH BLK WIRE BRN/WHT WIRE CLUTCH PEDAL POSITION SWITCH (ON CLUTCH PEDAL BRACKET) DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE ECM FUSE GRY WIRE HOT AT ALL TIMES HOT IN RUN OR START HTR/VLV CLUTCH FUSE IGN 1 RELAY INSTRUMENT PANEL CLUSTER LOGIC LOW REF PNK WIRE LT GRN WIRE LT GRN/BLK WIRE MAIN RELAY ORG/BLK WIRE PNK PNK PNK 30 29 28 WIRE PNK WIRE PNK/BLK WIRE POWERTRAIN CONTROL MODULE (PCM) PPL PPL LOW REF PPL/WHT WIRE REVERSE LOCKOUT SOLENOID (LEFT REAR OF TRANSMISSION) SKIP SHIFT IND SKIP SHIFT SOLENOID (LEFT SIDE OF TRANSMISSION) SPLICE PACK STARTER FUSE STARTER RELAY STARTING/ CHARGING SYSTEM TAN WIRE THROTTLE ACTUATOR CONTROL MODULE (RIGHT FRONT OF ENGINE COMPT) THROTTLE POSITION SENSOR TRANSMISSION FLUID TEMPERATURE SENSOR (IN TRANSMISSION) UNDER HOOD FUSE BLOCK (RIGHT FRONT OF ENGINE COMPT) VEHICLE SPEED SENSOR (VSS) (ON LEFT REAR OF TRANSMISSION) WHT WIRE YEL WIRE YEL/BLK WIRE

2540 41 BATTERY IGNITION 3 VOLTAGE HEATED SEAT MODULE STATUS SIGNAL 8 11 PPL PPL CLASS 2 SERIAL DATA CLASS 2 SERIAL DATA 9530 9534 HEATED SEAT ELEMENT CONTROL HEATED SEAT SENSOR LOW REF 9530 9534 HEATED SEAT ELEMENT CONTROL SEAT TEMP SENSOR LOW REF BATTERY IGNITION 3 VOLTAGE HEATED SEAT MODULE STATUS SIG BLK WIRE BLK/RED WIRE BRN WIRE COMPUTER DATA LINES SYSTEM DK BLU WIRE DRIVER HEATED SEAT DRIVER HEATED SEAT STATUS PASSENGER HEATED SEAT STATUS DRIVER HEATED SEAT SWITCH DRIVER SEAT BACK HEATED SEAT ELEMENT DRIVER SEAT FRONT CUSHION HEATED SEAT ELEMENT DRIVER SEAT REAR CUSHION HEATED SEAT ELEMENT DRIVER'S HEATED SEAT MODULE (UNDER DRIVER'S SEAT) FRONT PASSENGER HEATED SEAT FRONT PASSENGER SEAT BACK HEATED SEAT ELEMENT FRONT PASSENGER SEAT CUSHION FRONT HEATED SEAT ELEMENT FRONT PASSENGER SEAT CUSHION REAR HEATED SEAT ELEMENT GROUND HEATED SEAT ELEMENT VOLTAGE HEATED SEAT TEMP SENS SIGNAL HOT AT ALL TIMES HOT W/ IGN 3 RELAY ENERGIZED IGN 3 FUSE JOINT CONNECTOR LEFT REAR FUSE BLOCK (BELOW LEFT REAR SEAT) LOGIC HVAC CONTROL MODULE (BEHIND CENTER OF DASH, BELOW RADIO) LT BLU/WHT WIRE LT FRT HTD SEAT MOD FUSE ORG/ WIRE PASSENGER HEATED SEAT SWITCH PASSENGER'S HEATED SEAT MODULE (UNDER PASSENGER'S SEAT) PNK HEATED SEAT HIGH/LOW SIGNAL WIRE PNK/BLK WIRE PPL PPL 1807 1807 CLASS 2 SERIAL DATA CLASS 2 SERIAL DATA PPL PPL CLASS 2 SERIAL DATA CLASS 2 SERIAL DATA R FRT HTD SEAT MOD FUSE RADIO REAR INTEGRATION MODULE (UNDER PACKAGE SHELF TRIM PANEL) RED WIRE RIGHT REAR FUSE BLOCK (BELOW RIGHT REAR SEAT) SEAT TEMP SENSOR SIGNAL THERMISTOR WHT WIRE YEL WIRE

1 2 3 4 5 6 7 8 PPL REMOTE RADIO CTRL VOLTAGE 1 2 3 BATTERY FM COMPOSITE SIGNAL CLASS 2 SERIAL DATA 1544 5149 (OR 655) 18 19 20 21 22 PNK WIRE 1807 5152 (OR 1782) AM/FM ANTENNA SIGNAL AMP FUSE ANTENNA SIGNAL AUDIO FUSE BARE BATTERY GROUND BLK WIRE BLK/WHT WIRE BRN WIRE CELLULAR MICROPHONE SIGNAL DRAIN WIRE 10 2 BARE COAXIAL CABLE COIL 1 COIL 2 COMPUTER DATA LINES SYSTEM DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE FM ANTENNA SIGNAL FM COMPOSITE SIGNAL MODEM GROUND (NOT USED) GPS SIG GRY WIRE HOT AT ALL TIMES INFORMATION UP SW SIGNAL VOICE IN SIGNAL PNK WIRE INSIDE REARVIEW MIRROR INSTRUMENT CLUSTER SYSTEM JOINT CONNECTOR KEYLESS ENTRY/TIRE PRESSURE ANTENNA SIGNAL LEFT "A" PILLAR SPEAKER (TWEETER) LEFT FRONT DOOR SPEAKER (MIDRANGE) LEFT REAR FUSE BLOCK (BELOW LEFT REAR SEAT) LT BLU WIRE LT BLU/BLK WIRE LT GRN WIRE LT GRN/BLK WIRE MODEM RECEIVE (NOT USED) ORG/ WIRE PNK WIRE PNK/BLK WIRE PPL PPL CLASS 2 SERIAL DATA RETURN VOICE IN SIGNAL RADIO RADIO ANTENNA MODULE (ABOVE HEADLINER, NEAR REAR WINDOW) RADIO FRONT GLASS ANTENNA RADIO REAR GLASS ANTENNA REAR SPEAKER (SUBWOOFER) RED WIRE RED/BLK WIRE RED/WHT WIRE RFA REAR GLASS ANTENNA TAN WIRE TRUNK DR RELEASE FUSE UAV WHT WIRE YEL WIRE YEL/BLK WIRE

1 2 8 VOICE SIGNAL LOW REF DRAIN WIRE 18 19 20 21 22 PNK WIRE 2 4 PNK MIC OUT MIC OUT RTN WIRE AUDIO AMPLIFIER (LEFT SIDE OF TRUNK) BACK BARE BARE (BLUNT CUT) BARE MIC OUT SHIELD BLK WIRE BLK/WHT WIRE BLU WIRE COMPUTER DATA LINES SYSTEM DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE ENT GRN WIRE GROUND BATTERY INFLATABLE RESTRAINT STEERING WHEEL MODULE COIL (BELOW INFLATABLE LEFT STEERING WHEEL CONTROLS LT BLU WIRE LT BLU/BLK WIRE LT GRN WIRE LT GRN/BLK WIRE LT PPL MODEM GROUND (NOT USED) MODEM RECEIVER (NOT USED) MODEM TRANSMIT (NOT USED) (NOT USED) DRAIN WIRE ORG/ WIRE PNK WIRE PNK/BLK WIRE PPL PPL CLASS 2 SERIAL DATA RED/BLK WIRE RESTRAINT STEERING WHEEL MODULE) RIGHT STEERING WHEEL CONTROLS STEERING WHEEL CONTROL ASSEMBLY (2.8L/3.6L) TAN WIRE WHT WIRE YEL WIRE YEL/BLK WIRE

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 BARE VOICE OUTPUT GROUND 818 2011 INSTRUMENT CLUSTER SYSTEM AMP FUSE ANTENNA SIGNAL ANTENNA SIGNAL BATTERY FM COMPOSITE SIGNAL CLASS 2 SERIAL DATA 1 2 3 AUDIO FUSE BARE BARE DRAIN BATTERY GROUND BARE DRAIN WIRE SUPPLY VOLTAGE BARE PPL BLK WIRE BLK/WHT WIRE BRN WIRE BRN/WHT WIRE CELLULAR MICROPHONE SIGNAL DRAIN WIRE 10 2 BARE COAXIAL CABLE COMPUTER DATA LINES SYSTEM COMPUTER DATA LINES SYSTEM 1807 1545 1796 5142 DIGITAL RADIO ANTENNA (CENTER REAR OF ROOF) DIGITAL RADIO RECEIVER DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE FM COMPOSITE SIGNAL MODEM GROUND (NOT USED) GPS SIG GRN WIRE GROUND AUDIO COMMON GRY WIRE HOT AT ALL TIMES JOINT CONNECTOR LEFT REAR FUSE BLOCK (BELOW LEFT REAR SEAT) LT BLU WIRE LT GRN WIRE NCA WIRE NOISE COMPENSATION MICROPHONE (IN OVERHEAD CONSOLE) ORG/ WIRE PNK WIRE PNK/BLK WIRE PPL PPL CLASS 2 SERIAL DATA BATTERY PPL CLASS 2 SERIAL DATA RETURN VOICE IN SIGNAL (OR BARE) PPL COMPUTER DATA LINES SYSTEM PPL PPL RADIO RADIO ANTENNA MODULE (ABOVE HEADLINER, NEAR REAR WINDOW) RADIO FRONT GLASS ANTENNA FM ANTENNA SIGNAL RADIO REAR GLASS ANTENNA AM/FM ANTENNA SIGNAL REARVIEW MIRROR INSIDE RED WIRE RED/BLK WIRE RED/WHT WIRE RFA REAR GLASS ANTENNA KEYLESS ENTRY/TIRE PRESSURE ANTENNA SIGNAL RIGHT "A" PILLAR SPEAKER (TWEETER) RIGHT FRONT DOOR SPEAKER SATELLITE ANTENNA SATELLITE ANTENNA SIGNAL TAN WIRE TAN/WHT WIRE TERRESTRIAL ANTENNA TERRESTRIAL ANTENNA SIGNAL TRUNK DR RELEASE FUSE UAV VOICE OUTPUT (+) MODEM RECEIVE (NOT USED) VOICE OUTPUT (-) INFORMATION UP SW SIGNAL VOICE IN SIGNAL WHT WIRE YEL WIRE YEL/BLK WIRE

1 2 8 VOICE SIGNAL LOW REF DRAIN WIRE 2 4 PNK MIC OUT MIC OUT RTN WIRE AUDIO AMPLIFIER (LEFT SIDE OF TRUNK) BACK BARE BARE (BLUNT CUT) BARE DRAIN WIRE BARE PPL BLK WIRE BLK/WHT WIRE BLU WIRE COMPUTER DATA LINES SYSTEM DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DK LT ENT FRONT SPEAKER (CENTER) GRN WIRE GROUND SUBWOOFER SPKR OUT (+) INFLATABLE RESTRAINT STEERING WHEEL MODULE COIL (BELOW INFLATABLE LEFT "A" PILLAR SPEAKER (TWEETER) LEFT FRONT DOOR SPEAKER (TWEETER) LEFT STEERING WHEEL CONTROLS LT BLU WIRE LT BLU/BLK WIRE LT GRN WIRE LT GRN/BLK WIRE LT LT PPL MODEM GROUND (NOT USED) DRAIN WIRE MODEM RECEIVER (NOT USED) MODEM TRANSMIT (NOT USED) ORG/ WIRE PNK WIRE PNK/BLK WIRE PPL PPL INTERIOR LIGHTS SYSTEM PPL PPL RED/BLK WIRE RESTRAINT STEERING WHEEL MODULE) RIGHT REAR DOOR SPEAKER RIGHT STEERING WHEELS CONTROL STEERING WHEEL CONTROL ASSEMBLY (2.8L/3.6L) SUBWOOFER SPKR OUT (-) BATTERY TAN WIRE WHT WIRE YEL WIRE YEL/BLK WIRE