Cadillac STS I (2004-2007) (rear of left rear shock tower Wiring diagrams

10 20 1691 1690 PNK LOW REFERENCE MIRROR SIGNAL WIRE 8 9 GROUND BACKUP LAMP VOLTAGE BLK WIRE BLK/WHT WIRE CLASS 2 SERIAL DATA COMPUTER DATA LINES SYSTEM DK GRN WIRE DRIVER DOOR MODULE (DDM) (INSIDE DRIVER DOOR) GRY WIRE HOT AT ALL TIMES HOT IN RUN OR START INSIDE REARVIEW MIRROR (ISRVM) LEFT REAR FUSE BLOCK (BELOW LEFT REAR SEAT) LT GRN WIRE MIRROR SIGNAL PNK IGNITION VOLTAGE WIRE PNK LOW REFERENCE WIRE PNK WIRE REAR INTEGRATION MODULE (UNDER PACKAGE SHELF TRIM PANEL) REV LAMP FUSE REV LAMP RELAY REVERSE LAMP CTRL RIGHT REAR FUSE BLOCK (BELOW RIGHT REAR SEAT) RIM FUSE W/HIGH INTENSITY DISCHARGE HEADLAMPS W/O HIGH INTENSITY DISCHARGE HEADLAMPS

BLK WIRE COMPUTER DATA LINES SYSTEM CTSY LMP CTRL CTSY LMP SUPPLY CTSY RELAY CTRL DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE FRONT OVERHEAD COURTESY/ READING LAMPS GMLAN SERIAL DATA GRY WIRE HOT AT ALL TIMES I/P COMPART- MENT LAMP I/P COMPART- MENT LAMP/ SWITCH INTERIOR LAMP FUSE INTERIOR LAMP RELAY LEFT FOOTWELL COURTESY LAMP LEFT REAR DOOR COURTESY LAMP LEFT VANITY MIRROR LAMP ORG/ WIRE PPL REAR COMPART- MENT COURTESY LAMP REAR COMPART- MENT LID RELEASE ACTUATOR REAR INTEGRATION MODULE (RIM) (LEFT SIDE OF REAR COMPT) REAR OVERHEAD COURTESY/ READING LAMPS RIGHT FOOTWELL COURTESY LAMP RIGHT REAR DOOR COURTESY LAMP RIGHT REAR FUSE BLOCK (UNDER RIGHT SIDE OF REAR SEAT) RIGHT REAR FUSE BLOCK (UNDER RIGHT SIDE OF REAR SEAT) TRUNK DIODE RIGHT VANITY MIRROR LAMP SPLICE PACK WHT WIRE

1 5 12 SUPPLY VOLTAGE STOP LAMP SW SIGN HAZARD SW SIGN 2 4 5 8 6 BATTERY GROUND LR STOP/TURN SUPPLY VOL GROUND RR STOP/TURN SUPPLY VOL 3 13 LR TURN SIGN SUPPLY VOL RR TURN SIGN SUPPLY VOL 4 1 2 SUPPLY VOLTAGE SIGNAL GROUND AUTO HEAD PARK BACK LIGHT LAMP BLK WIRE BLK/WHT WIRE BLU WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DK GRN/WHT WIRE HAZARD SWITCH HOT AT ALL TIMES INSTRUMENT PANEL CLUSTER (IPC) INSTRUMENT PANEL MODULE (RIGHT SIDE OF DASH BEHIND GLOVE BOX) IPM/ ALDL FUSE VOLT CHECK FUSE LEFT FRONT TURN SIGNAL/ FOG LAMP ASSEMBLY LEFT FRONT TURN SIGNAL LAMP LEFT LICENSE LAMP RIGHT LICENSE LAMP LEFT REPEATER LAMP LEFT TURN SIGNAL FUSE RIM FUSE LEFT TURN SIGNAL IND LIC/IPM FUSE LOGIC LOW SPEED GMLAN SERIAL DATA LT BLU WIRE LT BLU/WHT WIRE LT DK LT LT OFF PARK LAMP RELAY PARK LAMP RLY CTRL REAR INTEGRATION MODULE (IN LEFT SIDE OF REAR COMPT, UNDER REAR SHELF) RED WIRE RED/BLK WIRE RED/WHT WIRE RIGHT FRONT TURN SIGNAL/ FOG LAMP ASSEMBLY RIGHT FRONT TURN SIGNAL LAMP RIGHT REAR FUSE BLOCK (UNDER RIGHT SIDE OF REAR SEAT) RIGHT REPEATER LAMP RIGHT TURN SIGNAL IND SPLICE PACK TILT/ LK LMP/ CLM RELAY COILS FUSE TO UNDERHOOD FUSE BLOCK (LT PARK FUSE, TURN SIGNAL/ MULTIFUNCTION SWITCH UNDERHOOD FUSE BLOCK (RIGHT FRONT SIDE OF ENG COMPT) WHT WIRE YEL WIRE YEL/BLK WIRE

AUDIO AMPLIFIER AUTOMATIC LEVEL CONTROL (ALC) COMPRESSOR BLK WIRE CENTER HIGH MOUNTED STOP LAMP (CHMSL) COIL COIL COIL DIGITAL RADIO RECEIVER ELECTRONIC SUSPENSION CONTROL MODULE EXTERIOR REAR COMPARTMENT LID RELEASE SWITCH FUEL PUMP RELAY STOP LAMP RELAY IGN 1 RELAY FUEL PUMP, SENDER ASSEMBLY IGN-3 RELAY LEFT BACKUP LAMP RIGHT BACKUP LAMP LEFT LICENSE LAMP RIGHT LICENSE LAMP LEFT REAR CORNERING/ SIDE MARKER LAMP LEFT VANITY MIRROR LAMP OVERHEAD COURTESY/ FRONT READING LAMPS OVERHEAD COURTESY/ REAR READING LAMPS REAR COMPARTMENT LID RELEASE ACTUATOR REAR INTEGRATION MODULE (RIM) REAR OBJECT SENSOR CONTROL MODULE REAR SUBWOOFER SPEAKER REMOTE CONTROL DOOR LOCK RECEIVER (RCDLR) RIGHT REAR CORNERING/ SIDE MARKER LAMP RIGHT TAIL LAMP ASSEMBLY SPLICE PACK SUNROOF CONTROL MODULE THEFT DETERRENT ALARM SIREN TIRE PRESSURE MONITOR MODULE TRAFFIC INFORMATION RECEIVER (VICS) TV ANTENNA RADIO MODULE VEHICLE COMMUNICATION INTERFACE MODULE (VCIM) WHT WIRE

15 9 GMLAN SERIAL DATA BACKLIGHT LAMP CTRL AUTOMATIC TRANSMISSION SHIFT LEVER ASSEMBLY BLK WIRE COMPUTER DATA LINES SYSTEM DK GRN WIRE FRONT AUXILIARY POWER OUTLET GMLAN SERIAL DATA BACKLIGHT LAMP CTRL HAZARD SWITCH HVAC CONTROL MODULE (CENTER OF DASH, BELOW RADIO) I/P DIMMER SWITCH IGNITION MODE SWITCH INFLATABLE RESTRAINT STEERING WHEEL MODULE COIL INFLATABLE RESTRAINT STEERING WHEEL MODULE COIL FUSE HOLDER FUSE LEFT REAR DOOR MODULE (LRDM) (IN DOOR) LEFT REAR WINDOW SWITCH LEFT STEERING WHEEL CONTROLS REAR AUXILIARY HVAC CONTROL MODULE RIGHT REAR DOOR MODULE (RRDM) (IN DOOR) RIGHT REAR WINDOW SWITCH RIGHT STEERING WHEEL CONTROLS SPLICE SPLICE PACK SUNROOF SWITCH TRACTION CONTROL SWITCH WHT WIRE YEL WIRE

1 3 2 SENSOR SIGNAL SUPPLY VOLTAGE LOW REFERENCE 2 3 1 LOW REFERENCE SUPPLY VOLTAGE SENSOR SIGNAL BACKUP LAMP SPLY VOLTAGE REAR PARKING DIAGNOSTIC SIG BLK WIRE BRN WIRE CENTER AMBER IND CTRL LEFT AMBER IND CTRL CENTER AMBER IND IND DK BLU WIRE DK GRN WIRE GROUND IGN 1 VOLTAGE PNK WIRE GRY WIRE HOT AT ALL TIMES HOT IN RUN, START LEFT AMBER IND LEFT REAR CORNER OBJECT SENSOR (LEFT CORNER OF REAR BUMPER) LEFT REAR FUSE BLOCK (UNDER LEFT SIDE OF REAR SEAT) LEFT REAR MIDDLE OBJECT SENSOR (LEFT MIDDLE OF REAR BUMPER) LT BLU WIRE LT GRN WIRE NAVIGATION CIRCUIT ORG/ WIRE PNK WIRE PPL REAR INTEGRATION MODULE (RIM) REAR OBJECT SENSOR CONTROL MODULE REAR PARKING ASSIST (RPA) DIAGNOSTIC CONNECTOR REAR PARKING ASSIST (RPA) DISPLAY REAR PARKING ASSIST CHIME REAR PARKING ASSIST CHIME SIG TELLTALE ASSEMBLY SPLY VOLTAGE RED IND CRTL WIRE RED WIRE REV LAMP RELAY REVERSE FUSE REVERSE RELAY CONTROL RIGHT REAR CORNER OBJECT SENSOR (RIGHT CORNER OF REAR BUMPER) RIGHT REAR FUSE BLOCK (UNDER RIGHT SIDE OF REAR SEAT) RIGHT REAR MIDDLE OBJECT SENSOR (RIGHT MIDDLE OF REAR BUMPER) RIM FUSE VEHICLE SPEED SIG WHT WIRE YEL WIRE

ANTI-THEFT SYSTEM BAT POS VOLTAGE BLK WIRE BLK/WHT WIRE BRN/WHT WIRE COURTESY LAMP SPLY VOLTAGE DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DK GRN/WHT WIRE EXTERIOR LIGHTS SYSTEM ANTI-THEFT SYSTEM EXTERIOR LIGHTS SYSTEM EXTERIOR LIGHTS SYSTEM EXTERIOR LIGHTS SYSTEM INTERIOR LIGHTS SYSTEM DEFOGGER SYSTEM POWER TOPS SYSTEM GRY WIRE HOOD OPEN SW SIG HOT AT ALL TIMES HOT W/ IGN 1 RELAY ENERGIZED LEFT TURN SIGNAL FUSE LOW SPD GMLAN SERIAL DATA LR STOP/TURN LMP SPLY VOLTAGE LT BLU WIRE LT BLU/WHT WIRE NAVIGATION SYSTEM ORG/BLK WIRE PNK WIRE POWER DISTRIBUTION SYSTEM REAR INTEGRATION MODULE (RIM) (LEFT SIDE OF REAR COMPARTMENT, UNDER REAR SHELF) REAR PARKING ASSIST CHIME SIG RED WIRE RED/BLK WIRE RED/WHT WIRE RIGHT REAR FUSE BLOCK (UNDER RIGHT SIDE OF REAR SEAT) RIGHT TURN SIGNAL FUSE RIM FUSE RR TURN SIG LMP SPLY VOLTAGE HOOD CLOSED SW SIG PPL SPLICE PACK TAN WIRE TRUNK AJAR SW SIG TRUNK REL RLY OUTPUT-COIL STANDING LMP RLY FEED TRUNK, TAILGATE, FUEL DOORS SYSTEM TRUNK, TAILGATE, FUEL DOORS SYSTEM EXTERIOR LIGHTS SYSTEM WHT WIRE YEL WIRE YEL/BLK WIRE

3.6L 4.6L AUTOMATIC TRANSMISSION AUTOMATIC TRANSMISSION SHIFT LEVER BLK WIRE BLK/WHT WIRE BRN WIRE DK BLU/WHT WIRE DK GRN WIRE ENABLE SWITCH GRY WIRE HOT AT ALL TIMES HOT IN RUN OR START IGN 3 FUSE IGN-3 RELAY INSTRUMENT PANEL MODULE (IPM) ORG/BLK WIRE PPL RIGHT REAR FUSE BLOCK (UNDER RIGHT SIDE OF REAR SEAT) TAN/WHT WIRE TAP UP + TAP DWN - TAP UP/ TAP DWN TRANS ENABLE SWITCH TAP UP/TAP DOWN SWITCH TRANSMISSION INPUT SHAFT SPEED SENSOR TRANSMISSION MANUAL SHIFT SHAFT SWITCH ASSEMBLY TRANSMISSION OUTPUT SHAFT SPEED SENSOR 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