Cadillac STS I (2004-2007) ppl ppl Wiring diagrams

5-VOLT REFERENCE BRAKE PEDAL POS SENSOR SIGNAL BRAKE PEDAL POSITION SENSOR (ON BRAKE PEDAL SUPPORT) BRN WIRE CLASS 2 SERIAL DATA COMPUTER DATA LINES SYSTEM CRUISE CONTROL SWITCH CRUISE INDICATOR DK GRN WIRE ENGINE CONTROL MODULE (ECM) (ON LEFT FRONT FRAME RAIL BELOW HEADLAMP) FUSE FUSE BLOCK UNDERHOOD (RIGHT FRONT SIDE OF ENGINE COMPARTMENT) TCM/ IPC FUSE GRY WIRE HOT IN RUN OR START IGNITION INSTRUMENT PANEL CLUSTER (IPC) INSTRUMENT PANEL MODULE (RIGHT SIDE OF DASH BEHIND GLOVE BOX) LOGIC LOW REFERENCE NCA WIRE ON OFF PNK WIRE PPL PPL ACCY SUPP VOLTAGE PPL CLASS 2 SERIAL DATA PPL PPL PPL TP SENSOR 2 SIGNAL R/A TAC MOTOR CONTROL-1 TAC MOTOR CONTROL-2 TAN WIRE TCC/CRUISE CONTROL RELEASE SIG THROTTLE ACTUATOR CONTROL (TAC) MODULE (PART OF THROTTLE BODY ASSEMBLY) THROTTLE ACTUATOR CONTROL (TAC) MOTOR THROTTLE POSITION (TP) SENSOR TP SENSOR 1 SIGNAL TURN SIGNAL/ MULTIFUNCTION SWITCH WHT WIRE YEL WIRE

3 6 (W/ HID) (W/O HID) 4 2 (W/ HID) (W/O HID) BLK WIRE BLU WIRE BRN WIRE BRN/WHT WIRE CENTER HIGH MOUNTED STOP LAMP (CHMSL) DK GRN WIRE DK GRN/WHT WIRE FROM UNDERHOOD FUSE BLOCK (LIC/IPM GRN WIRE GROUND GROUND B+ HOT AT ALL TIMES LEFT FRONT CORNERING/ SIDE MARKER LAMP LEFT HEADLAMP ASSEMBLY LEFT FRONT PARK LAMP LEFT PARK LAMP SUPPLY VOLTAGE STOP LAMP SUPPLY VOLTAGE LEFT REAR CORNERING/ SIDE MARKER LAMP LEFT REAR STOP/ TURN LAMP SUPPLY VOLTAGE LEFT TAIL LAMP OUTAGE DETECTION SIGNAL LEFT TAIL LAMP ASSEMBLY LOGIC LT BLU WIRE LT PARK FUSE (DIAGRAM 1 OF 2) LT PPL PPL PPL PPL RIGHT FRONT CORNERING/ SIDE MARKER LAMP RIGHT HEADLAMP ASSEMBLY RIGHT FRONT PARK LAMP RIGHT PARK LAMP SUPPLY VOLTAGE STOP LAMP SUPPLY VOLTAGE RIGHT REAR CORNERING/ SIDE MARKER LAMP RIGHT REAR STOP/ TURN LAMP SUPPLY VOLTAGE RIGHT TAIL LAMP ASSEMBLY RIGHT TAIL LAMP OUTAGE DETECTION SIGNAL RT PARK FUSE SIDE MARKER SPLICE PACK STOP LAMP FUSE STOP LAMP RELAY STOP TURN STOP- TURN TAIL TAIL WHT WIRE YEL WIRE YEL/BLK WIRE

12 24 21 192 1485 5060 FOG LMP SW SIG HI BEAM SW SIG LOW SPD GMLAN SER DATA 6 3 1970 1317 LOW BEAM RLY CTRL FOG LMP RLY CTRL AIR CONDITIONING SYSTEM AUTO AUTO PPL AUTOMATIC HEADLAMP DIMMING RELAY (UNDERHOOD FUSE BLOCK) AUTOMATIC HIGH BEAM PWM SIG BLK WIRE BLK/WHT WIRE BRN WIRE BRN/WHT WIRE CLASS 2 (IPM) GMLAN (IPM) COMPUTER DATA LINES SYSTEM DK GRN WIRE DK GRN/WHT WIRE FOG LAMP FOG LAMP FUSE FOG LAMP RELAY FRONT FOG LAMP SWITCH FTP GMLAN (IPM) HEAD HIGH BEAM HIGH BEAM IND HOT AT ALL TIMES HOT IN RUN OR START HVAC CONTROL MODULE (AT CENTER OF DASH) INFO NOT AVAIL INSIDE REAR VIEW MIRROR INSTRUMENT PANEL CLUSTER INSTRUMENT PANEL MODULE (IPM) (BEHIND GLOVE BOX) LEFT FRONT TURN SIGNAL/ FOG LAMP ASSEMBLY LEFT HEAD- LAMP BALLAST LEFT HEADLAMP ASSEMBLY LIGHTS ON IND FOG LAMPS IND LO BEAM RELAY LOW (NOT USED) FTP LOW BEAM LOW REF LT BLU WIRE LT GRN WIRE LT LOW BEAM FUSE OFF PARK ORG/ WIRE PNK WIRE PNK/WHT WIRE PPL PPL PPL RED WIRE RED/WHT WIRE RIGHT FRONT TURN SIGNAL/ FOG LAMP ASSEMBLY RIGHT HEAD- LAMP BALLAST RIGHT HEADLAMP ASSEMBLY RT LO BEAM FUSE SEN SIG SER DATA SER DATA GMLAN SMART BEAM FUSE SPARE RELAY SPLICE PACK SUNLOAD SENSOR ASSEMBLY (CENTER OF DASH, IN DEFROSTER GRILLE) TAN WIRE TILT/LK LMP/CLM COILS FUSE TURN SIGNAL/ MULTIFUNCTION SWITCH UNDERHOOD FUSE BLOCK (RIGHT FRONT SIDE OF ENG COMPT) WHT WIRE YEL WIRE

12 24 21 192 1485 5060 FOG LMP SW SIG HI BEAM SW SIG LOW SPD GMLAN SER DATA 6 4 3 1970 1969 1317 LOW BEAM RLY CTRL HI BEAM RLY CTRL FOG LMP RLY CTRL AIR CONDITIONING SYSTEM AUTO AUTO PPL BLK WIRE BLK/WHT WIRE BRN WIRE BRN/WHT WIRE CLASS 2 (IPM) GMLAN (IPM) COMPUTER DATA LINES SYSTEM DK GRN WIRE DK GRN/WHT WIRE FOG LAMP FOG LAMP FUSE FOG LAMP RELAY FRONT FOG LAMP SWITCH FTP GMLAN (IPM) B+ HEAD HI BEAM RELAY HIGH BEAM HIGH BEAM IND HOT AT ALL TIMES HOT IN RUN OR START HVAC CONTROL MODULE (AT CENTER OF DASH) INFO NOT AVAIL INSTRUMENT PANEL CLUSTER INSTRUMENT PANEL MODULE (IPM) (BEHIND GLOVE BOX) LEFT FRONT TURN SIGNAL/ FOG LAMP ASSEMBLY LEFT HEADLAMP ASSEMBLY LIGHTS ON IND FOG LAMPS IND LO BEAM RELAY LOW (NOT USED) FTP LOW BEAM LOW REF LT BLU WIRE LT GRN WIRE LT HI BEAM FUSE LT LOW BEAM FUSE OFF PARK ORG/ WIRE PNK WIRE PNK/WHT WIRE PPL PPL PPL RED WIRE RIGHT FRONT TURN SIGNAL/ FOG LAMP ASSEMBLY RIGHT HEADLAMP ASSEMBLY RT HI BEAM FUSE RT LOW BEAM FUSE SEN SIG SER DATA SER DATA GMLAN SPARE RELAY SPLICE PACK SUNLOAD SENSOR ASSEMBLY (CENTER OF DASH, IN DEFROSTER GRILLE) TAN WIRE TAN/WHT WIRE TILT/LK LMP/CLM COILS FUSE TURN SIGNAL/ MULTIFUNCTION SWITCH UNDERHOOD FUSE BLOCK (RIGHT FRONT SIDE OF ENG COMPT) WHT 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