Cadillac STS I (2004-2007) (front center of right cyl head) Wiring diagrams

3.6L 4.6L 771 772 2501 36 24 21 TRS B TRS C HI SPD SER DATA - AUTOMATIC TRANSMISSION BLK WIRE BLK/WHT WIRE COMPUTER DATA LINES SYSTEM DK GRN WIRE HI SPD SER DATA + HOT AT ALL TIMES LEFT BACK-UP LAMP LEFT REAR FUSE BLOCK (UNDER LEFT SIDE OF REAR SEAT) LO SPD GMLAN SER DATA LT GRN WIRE REAR INTEGRATION MODULE (IN LEFT SIDE OF REAR COMPT, UNDER REAR SHELF) REVERSE LAMP FUSE REVERSE LAMP RELAY REVERSE RLY CTRL RIGHT BACK-UP LAMP SPLICE PACK TAN WIRE TAN/BLK WIRE TAN/WHT WIRE TRANSMISSION CONTROL MODULE (TCM) (A/T) (RIGHT FRONT CORNER OF ENGINE COMPT) TRANSMISSION MANUAL SHIFT SHAFT SWITCH ASSEMBLY TRS TRS A WHT WIRE YEL WIRE

170 OHMS 180 OHMS 3.6L 3.6L 4.6L 4.6L AUTOMATIC TRANSMISSION BATTERY BLK WIRE BLK/WHT WIRE CHARGING CIRCUIT COMPUTER DATA LINES SYSTEM HI SPEED GMLAN SERIAL DATA - HOT IN RUN OR START IGN 1 RELAY IGNITION MODE DATA SIGNAL IGNITION MODE SWITCH INSTRUMENT PANEL MODULE (IPM) (RIGHT SIDE OF DASH, BEHIND GLOVE BOX) IPM HIGH SPEED GMLAN SERIAL DATA - LT GRN WIRE ON OFF ORG/BLK WIRE PARK/NEUTRAL SIGNAL PNK WIRE PPL RED WIRE STARTER STARTER FUSE STARTER RELAY STARTER RELAY COIL CONTROL STARTER RELAY FUSE TAN WIRE TAN/BLK WIRE TRANSMISSION MANUAL SHIFT SHAFT SWITCH ASSEMBLY UNDERHOOD FUSE BLOCK (RIGHT FRONT SIDE OF ENGINE COMPARTMENT) WHT WIRE YEL WIRE

1-2 SHIFT SOLENOID VALVE CONTROL 13 2 1 46 10 55 23 58 BRAKE SWITCH SIG GM LAN (-) GM LAN (+) DATA WAKE UP 2-3 SHFT SOL VLV 4-5 SHFT SOL VLV HI SPD SER DATA + HI SPD SER DATA - PPL 2-3 SHIFT SOLENOID VALVE CONTROL 3.6L 3.6L 4.6L 4-5 SHIFT SOLENOID VALVE CONTROL 4.6L 400 401 1228 418 5728 751 (OR 1551) AUTOMATIC TRANSMISSION BLK WIRE BLK/WHT WIRE BRN WIRE COMPUTER DATA LINES SYSTEM DATA WAKE-UP DK BLU/WHT WIRE ECM, TCM FUSE ENGINE CONTROL MODULE (ECM) (UNDER LEFT HEADLAMP) GRY WIRE HI SPD CAN + HI SPD CAN - HOT AT ALL TIMES HOT IN RUN OR START IGN 1 RELAY INSTRUMENT PANEL MODULE (IPM) LT BLU/WHT WIRE LT GRN WIRE ORG/ WIRE ORG/BLK WIRE PARK/NEUTRAL SIG PC SOL VLV LO CNTL 1-2 SHFT SOL VLV PNK WIRE POWER DISTRIBUTION SYSTEM PPL PPL TAP UP/DWN SW SIG TFT SENS SIG PRESSURE CONTROL SOLENOID RED WIRE RED/WHT WIRE SENSOR 1 SOL SUPPLY VLT IGN 1 VLT A/T ISS HI SIG A/T ISS LO SIG PNK WIRE TAN WIRE TAN/BLK WIRE TAN/WHT WIRE TCM/ IPC/ ECM FUSE TORQUE CONVERTER CLUTCH (TCC) PWM SOLENOID VALVE CONTROL TRANSMISSION CONTROL MODULE (RIGHT FRONT CORNER OF ENGINE COMPT) TRANSMISSION FLUID TEMPERATURE (TFT) SENSOR TRS A TRS P TCC BRK SW SIG TRS B TRS C TFT SEN LO REF BATT + UNDERHOOD FUSE BLOCK (RIGHT FRONT OF ENGINE COMPT) 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

A/C SYSTEM ACCELERATOR PEDAL POSITION SENSOR (TOP OF ACCEL PEDAL) APP SENS SIG 1 PPL BLK WIRE BLK/WHT WIRE BRN WIRE BRN/WHT WIRE CLU RLY CTRL MIL CTRL COOLING FANS SYSTEM DATA WAKE-UP DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE ENGINE CONTROL MODULE (ECM) (FRONT OF ENGINE, ON RIGHT VALVE COVER) EVAP CANISTER VENT SOLENOID VALVE (ABOVE REAR DIFFERENTIAL) FUEL LEV SIG MAF SIG APP SENS 2 SIG FUEL LEVEL SENSOR FUEL PUMP, SENSOR ASSEMBLY GMLAN BUS- GRY WIRE IGN 1 VOLT INSIDE REARVIEW MIRROR INSTRUMENT PANEL CLUSTER (IPC) INSTRUMENT PANEL MODULE (IPM) LAN BUS + LOGIC LOW REF LT BLU WIRE MALFUNCTION INDICATOR LAMP ORG/ WIRE ORG/BLK WIRE P/N SIG EVAP VENT SOL PNK IGN 1 VOLT FAN RLY CTRL WIRE PNK WIRE PNK/BLK WIRE PPL PPL LOW REF A/C REF PRES RLY COIL SUPP IAT SIG TANK PRES SIG PPL/WHT WIRE RADIO RED/BLK WIRE RED/WHT WIRE RLY COIL CTRL BATTERY + RLY CTRL FAN RLY CTRL SECONDARY FUEL LEVEL SENSOR SENSOR 1) 2501 1274 1669 5728 STARTING CIRCUIT TAN WIRE TAN/BLK WIRE TAN/WHT WIRE TRANSMISSION CONTROL MODULE (RIGHT FRONT OF ENGINE COMPT) TRANSMISSION MANUAL SHIFT SHAFT SWITCH ASSEMBLY (IN TRANSMISSION) VSS SIG SER DATA BUS MAIN RLY CTRL LOW REF LOW REF FUEL LEV SENS WAKE-UP WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE