Cadillac STS I (2004-2007) lt blu Wiring diagrams

1 11 PWM DATA PWM DATA BLK WIRE BLU WIRE BRN WIRE CLIMATE CONTROL SEAT MODULE DK BLU WIRE DPM FUSE DRIVER BACK COOLED SEAT BLOWER MOTOR DRIVER CUSHION COOLED SEAT BLOWER MOTOR DRIVER CUSHION HEATED SEAT ELEMENT DRIVER HEATED SEAT BACK ELEMENT GRN WIRE GRY WIRE HOT AT ALL TIMES IGN 3 IGN 3 FUSE IGN 3 VLTG IGNITION 3 RELAY INSTRUMENT PANEL MODULE (RIGHT SIDE OF DASH BEHIND GLOVE BOX) LEFT REAR FUSE BLOCK (UNDER LEFT SIDE OF REAR SEAT) LOW REF GROUND PWM DATA PWM DATA FAN SPD CNTRL NTC SIG NTC SIG FAN SPD CNTRL LT BLU WIRE MEMORY SEAT MODULE (UNDER DRIVER SEAT) ORG/ WIRE PASSENGER BACK COOLED SEAT BLOWER MOTOR PASSENGER CUSHION COOLED SEAT BLOWER MOTOR PASSENGER CUSHION HEATED SEAT ELEMENT PASSENGER HEATED SEAT BACK ELEMENT PNK SPLY VLTG WIRE PNK WIRE RED WIRE RED/WHT WIRE RF HTD ST/ S-BAND FUSE RIGHT REAR FUSE BLOCK (UNDER RIGHT SIDE OF REAR SEAT) SPLY VTLG BATTERY WHT WIRE YEL WIRE YEL/BLK WIRE

BATTERY POSITIVE VOLTAGE BLK WIRE BRN WIRE DIMMING DK BLU WIRE GROUND HOT AT ALL TIMES LT BLU WIRE ORG/ WIRE PNK WIRE PPL RAP RELAY COIL CONTROL REAR INTEGRATION MODULE (IN LEFT SIDE OF REAR COMPARTMENT, UNDER REAR SHELF) RED/WHT WIRE RIGHT REAR FUSE BLOCK (NEAR RIGHT SIDE OF REAR SEAT, UNDER CARPET) ROOF CLOSE ROOF EXPRESS ROOF OPEN SHADE CLOSE SHADE EXPRESS SHADE OPEN SUNROOF CONTROL MODULE (ABOVE HEADLINER, NEAR REAR OF SUNROOF) SUNROOF ENABLE SIGNAL SUNROOF FUSE SUNROOF SWITCH DATA 1 SUNROOF SWITCH DATA 2 SUNROOF SWITCH DATA 3 SUNROOF SWITCH DATA 4 SUNROOF SWITCH DATA 5 SUNROOF SWITCH DATA 6 SUNROOF/FRONT SUNSHADE SWITCH TAN WIRE YEL WIRE

294 OHMS 348 OHMS 475 OHMS 715 OHMS AMP FUSE AUDIO AMPLIFIER (ON LEFT REAR QUARTER PANEL BRACKET) BLK WIRE BLU WIRE CENTER I/P SPEAKER COMPUTER DATA LINES SYSTEM CRUISE CONTROL SYSTEM DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE GMLAN CLASS 2 SERIAL DATA GRN WIRE HOT AT ALL TIMES INFLATABLE RESTRAINT STEERING WHEEL MODULE COIL (BEHIND STEERING WHEEL) INFLATABLE RESTRAINT WHEEL STEERING MODULE COIL FUSE HOLDER FUSE INSTRUMENT PANEL MODULE (IPM) (BEHIND GLOVE BOX) LEFT FRONT DOOR SPEAKER LEFT FRONT I/P SPEAKER LEFT REAR DOOR SPEAKER LEFT REAR FUSE BLOCK (UNDER LEFT SIDE OF REAR SEAT) LEFT STEERING WHEEL CONTROLS LEFT SUBWOOFER SPKR OUT (-) LOW SPD GMLAN SER DATA GAP ADJ/ RADIO CNTRL SIG LT BLU WIRE LT BLU/BLK WIRE LT GRN WIRE LT GRN/BLK WIRE LT PPL MUTE (GAP +) NCA WIRE OHMS SEEK DN OHMS SEEK UP OHMS VOL DOWN ORG/ WIRE PPL PPL PPL PRE SEEK REAR SUBWOOFER SPEAKER REAR SUBWOOFER SPKR (-) RED WIRE REM RADIO CNTRL HEAD ACCY PWR RIGHT FRONT DOOR SPEAKER RIGHT FRONT I/P SPEAKER RIGHT REAR DOOR SPEAKER RIGHT STEERING WHEEL CONTROLS SRCE (GAP -) TAN WIRE VOICE REQ VOL UP WHT WIRE YEL WIRE

715 OHMS AMP FUSE AMP PWRD WFR CNTRL BARE BLK WIRE BLU WIRE BRN WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM CRUISE PPL CONTROL SYSTEM DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DRIVER DOOR MODULE FUSE FUSE GAP ADJ/ RADIO CNTRL SIG GRN WIRE GRY WIRE HOT AT ALL TIMES INFLATABLE RESTRAINT STEERING WHEEL MODULE COIL (BEHIND STEERING WHEEL) INFLATABLE RESTRAINT WHEEL STEERING MODULE COIL FUSE HOLDER INSTRUMENT PANEL MODULE (IPM) (BEHIND GLOVE BOX) LEFT REAR DOOR SPEAKER LEFT REAR FUSE BLOCK (UNDER LEFT SIDE OF REAR SEAT) LEFT REAR SPEAKER LOW SPD GMLAN SER DATA LT BLU WIRE LT BLU/BLK WIRE LT GRN WIRE LT GRN/BLK WIRE LT LT MUTE (GAP +) NCA WIRE OHMS OHMS SEEK DN LEFT STEERING WHEEL CONTROLS OHMS SEEK UP ORG/ WIRE ORG/BLK WIRE PNK WIRE PNK/BLK WIRE PPL PPL 33 34 PPL 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 PPL 6 7 8 9 10 11 12 13 14 15 16 PPL PNK WIRE REAR CONSOLE SPEAKER REAR SPEAKER (SUBWOOFER) FUSE REAR SUBWOOFER SPEAKER RED WIRE RED/WHT WIRE REM RADIO CNTRL HEAD ACCY PWR RIGHT FRONT DOOR SUBWOOFER SPEAKER RIGHT REAR DOOR SPEAKER RIGHT REAR FUSE BLOCK (UNDER RIGHT SIDE OF REAR SEAT) RIGHT REAR SPEAKER RIGHT STEERING WHEEL CONTROLS RT FRT DR MOD FUSE SRCE (GAP -) TAN WIRE VOICE REQ DK VOL UP OHMS VOL DOWN WHT WIRE

5768 5770 LEFT FRONT SEAT RIGHT SPEAKER (-) RIGHT FRONT SEAT RIGHT SPEAKER (-) AMP PWRD WFR CNTRL AUDIO AMPLIFIER BARE BLK WIRE BLU WIRE BRN WIRE BRN/WHT WIRE CENTER I/P SPEAKER DRIVER SEAT LEFT SPEAKER COMPUTER DATA LINES SYSTEM DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DK GRN/WHT WIRE DK LT DRIVER SEAT RIGHT SPEAKER GRN WIRE GRY WIRE GRY/BLK WIRE LEFT FRONT DOOR SUBWOOFER SPEAKER LEFT FRONT I/P SPEAKER LT BLU WIRE LT BLU/BLK WIRE LT GRN WIRE LT GRN/BLK WIRE LT LT NOISE COMPENSATION MICROPHONE ORG/ WIRE ORG/BLK WIRE PASSENGER SEAT LEFT SPEAKER PASSENGER SEAT RIGHT SPEAKER PNK/BLK WIRE PPL PPL 33 34 PPL 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 PPL/WHT WIRE RED WIRE RED/WHT WIRE RIGHT FRONT I/P SPEAKER TAN WIRE TAN/WHT WIRE WHT WIRE YEL WIRE YEL/BLK WIRE

1 2 3 4 5 6 7 8 9 10 11 12 LR TEMP SNS LOW RR TEMP SNS LOW PNK WIRE BLK WIRE BLU WIRE BRN WIRE BRN/WHT WIRE DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DK LT DK LT DK GRN WIRE GROUND SW SUPLY VLTG IGNITION 3 NOT USED GRY WIRE HOT IN RUN LEFT REAR BACK HEATED SEAT ELEMENT LEFT REAR CUSHION HEATED SEAT ELEMENT LEFT REAR FUSE BLOCK (UNDER LEFT SIDE OF REAR SEAT) LEFT REAR HIGH TEMPERATURE INDICATOR LEFT REAR LOW TEMPERATURE INDICATOR LEFT REAR MEDIUM TEMPERATURE INDICATOR LR ELEMENT CNTRL RR ELEMENT CNTRL LR TEMP SNS LR ELEMENT SPLY RR ELEMENT SPLY LT BLU WIRE LT GRN WIRE ORG/ WIRE PNK WIRE REAR AUXILIARY HVAC CONTROL MODULE (CENTER OF REAR CONSOLE) REAR HEATED SEAT MODULE (IN CENTER OF REAR SEAT BACK) REAR HTD/ SEATS FUSE RIGHT REAR BACK HEATED SEAT ELEMENT RIGHT REAR CUSHION HEATED SEAT ELEMENT RIGHT REAR HEATED SEAT SWITCH RIGHT REAR HIGH TEMPERATURE INDICATOR RIGHT REAR LOW TEMPERATURE INDICATOR RIGHT REAR MEDIUM TEMPERATURE INDICATOR RR TEMP SNS TAN/WHT WIRE YEL WIRE

1 3 10 SERIAL DATA GROUND RELEASE SWITCH BLK WIRE BLK/WHT WIRE BRN WIRE COMPUTER DATA LINES SYSTEM DK GRN WIRE DRIVER DOOR MODULE (IN DRIVER DOOR) DRIVER DOOR SWITCH ASSEMBLY (DDSA) GROUND DISTRIBUTION SYSTEM HOT AT ALL TIMES INSTRUMENT PANEL MODULE (IPM) (RIGHT SIDE OF DASH, BEHIND GLOVE BOX) LEFT REAR FUSE BLOCK (BELOW LEFT REAR SEAT) LT BLU WIRE ORG/ WIRE ORG/BLK WIRE REAR COMPART LID AJAR SWITCH SIGNAL REAR COMPARTMENT LID RELEASE ACTUATOR (CENTER OF REAR COMPARTMENT LID) REAR COMPARTMENT LID RELEASE SWITCH REAR INTEGRATION MODULE (RIM) (UNDER PACKAGE SHELF TRIM PANEL) RED/WHT WIRE RELAY CTRL RIGHT REAR FUSE BLOCK (BELOW RIGHT REAR SEAT) TRUNK DIODE SERIAL DATA SIGNAL GROUND SPLICE PACK SWITCH SIGNAL TAN WIRE TRUNK DOOR REL RELAY TRUNK DOOR/ VALET FUSE VALET SWITCH WHT WIRE

1 2 3 BATTERY BATTERY GROUND 14 20 PARK LMP ON SW SIG PARK BRAKE SW SIG 2 10 PNK PNK WIRE 2 11 3 SERIAL DATA LOW REF DRIVER SIG PNK WIRE 2 12 DOOR AJAR SW SIGNAL LF DOOR SW SIG 21 22 25 13 SERIAL DATA SERIAL DATA RT TURN SW SIG LT TURN SW SIG AUDIBLE ALARM AUDIO AMPLIFIER (IN REAR COMPARTMENT, ON LEFT REAR QUARTER PANEL BRACKET AUTO HDLP BATTERY BLK WIRE BLK/WHT WIRE BRN/WHT WIRE CLASS 2 SERIAL DATA COAX COMPUTER DATA LINES SYSTEM DK BLU/WHT WIRE DK GRN WIRE DOOR AJAR SIGNAL DOOR LOCKS SYSTEM DRIVER DOOR LATCH ASSEMBLY DRIVER DOOR MODULE (INSIDE DRIVER DOOR) DRIVER SEAT BELT SWITCH (IN LEFT FRONT SEAT BELT BUCKLE) GND DOOR OPEN SIGNAL GROUND GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES HOT WITH HEADLAMP SWITCH IN PARK, HEAD INFLATABLE RESTRAINT SENSING, DIAGNOSTIC MODULE (UNDER REAR OF CENTER CONSOLE) INSTRUMENT PANEL CLUSTER INSTRUMENT PANEL MODULE (RIGHT SIDE OF DASH BEHIND GLOVE BOX) IPM/ALDL FUSE KEYLESS ENTRY/ TIRE PRESSURE ANTENNA SIGNAL LEFT LEFT TURN INDICATOR LOGIC LIC/DIMMING FUSE LIGHTS ON INDICATOR LOW TIRE PRESSURE INDICATOR LT BLU WIRE LT BLU/WHT WIRE NCA WIRE OFF PARK BRAKE SWITCH (AT BASE OF BRAKE PEDAL) PNK WIRE REAR WINDOW KEYLESS ENTRY ANTENNA RED/WHT WIRE REMOTE CONTROL DOOR LOCK RECEIVER (UNDER REAR SPEAKER SHELF) RIGHT RIGHT TURN INDICATOR SERIAL DATA TAN WIRE TAN/WHT WIRE TURN SIGNAL/MULTI-FUNCTION SWITCH UNDERHOOD FUSE BLOCK (RIGHT FRONT SIDE OF ENGINE COMPT) VOLT CHECK FUSE WHT WIRE YEL WIRE