Pontiac GTO IV (2004-2006) (behind the cluster) Wiring diagrams

2-3 SS ACC VOL BCM/ ENGINE CONTROL FUSE BLK WIRE BLK/RED WIRE BLOCK BLU WIRE BLU/RED WIRE BRN WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/RED WIRE ENGINE SENSORS FUSE GROUND GRY WIRE HOT AT ALL TIMES HOT IN RUN OR START HOT W/ ENGINE CONTROL RELAY ENERGIZED IGNITION SWITCH IN) FROM LOCK LOW REF LT BLU/WHT WIRE LT GRN WIRE OFF ON ORG/ WIRE ORG/BLK WIRE PARK/NEUTRAL POSITION SWITCH PNK 16 17 WIRE PNK WIRE PNK/BLU WIRE PPL PPL PNK 2 3 4 5 WIRE PPL VSS LOW SIG PC SOL SW SIG A TFT SS IGN 1 VOL BATTERY VOL SW SIG C SW SIG B SW SIG C SW SIG A TCC SOL PNK WIRE SW SIG P PC SOL VSS LOW SIG SW SIG TAN WIRE TRANSMISSION CONTROL MODULE (TCM) UNDERHOOD FUSE BLOCK AUTO TRANS FUSE (ON RIGHT SIDE OF ENGINE COMPARTMENT) VEHICLE SPEED SIGNAL (VSS) VSS WHT WIRE YEL WIRE YEL/BLK WIRE

48 44 45 SOL CTRL VSS LOW SIG VSS HIGH SIG 52 55 LOW REF ECT SENSOR SIG 73 36 29 41 31 GROUND LOW REF SEN 2 SIG AUTO TRANS FUSE BLK/RED WIRE BLU/WHT WIRE BRN/ORG WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM CRUISE CONTROL, POWER MIRRORS, SHIFTLOCK CONTROL FUSE ENGINE CONTROL MODULE (ECM) (LEFT SIDE OF ENGINE COMPARTMENT, ENGINE COOLANT TEMPERATURE (ECT) SENSOR (LEFT SIDE OF ENGINE, BELOW GENERATOR) ENGINE GROUND) 450 1704 486 1688 485 GRN WIRE GRN/BLU WIRE GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES HOT IN RUN OR START IGNITION SWITCH INSTRUMENT PANEL CLUSTER (IPC) INSTRUMENT PANEL FUSE BLOCK (BELOW LEFT END OF DASH) LOCK LT BLU/BLK WIRE MALFUNCTION INDICATOR LAMP OFF ON ORG/ WIRE ORG/BLK WIRE PNK WIRE PNK/BLU WIRE PPL REVERSE LOCKOUT SOLENOID (ON TOP LEFT OF TRANSMISSION) SEN 1 SIG SKIP SHIFT COIL ASSEMBLY SKIP SHIFT SOLENOID STARTING/ CHARGING SYSTEM TAN WIRE TAN/BLK WIRE THROTTLE BODY ASSEMBLY UNDERHOOD FUSE BLOCK (RIGHT SIDE BCM/ENGINE CONTROL FUSE OF ENGINE COMPARTMENT) VEHICLE SPEED SENSOR (VSS) (IN TRANSMISSION) YEL WIRE

A/C COMPRESSOR CLUTCH RELAY A/T M/T BANK 1 SENSOR 2 BANK 2 SENSOR 1 BANK 2 SENSOR 2 BANK 1 SENSOR 1 BLK WIRE BLU WIRE BODY CONTROL MODULE BODY CONTROL MODULE (BCM) BRN WIRE DK GRN WIRE ECM SIGNAL FUSE ECM/TCM CONTROL RELAY 2 ECM/TCM CONTROL RELAY 1 ENGINE CONTROL MODULE ENGINE CONTROL MODULE (ECM) ENGINE CONTROL RELAY AUTO TRANS FUSE ENGINE SENSORS FUSE FROM SPLICE GRN WIRE GRY WIRE HEATED OXYGEN SENSOR ENGINE CONTROL MODULE (ECM) STOP LAMP SWITCH IGNITION SWITCH INSTRUMENT PANEL CLUSTER (IPC) LOCK OFF LT BLU WIRE OIL PRESSURE SENSOR) PNK/ PNK PNK WIRE ORG/ WIRE PNK PNK PNK PNK WIRE PNK PNK PNK WIRE PNK PNK WIRE PNK WIRE PNK/ PNK/ SKIP SHIFT SOLENOID) WIRE POWERTRAIN INTERFACE MODULE (PIM) PPL RED WIRE RELAY REVERSE LOCKOUT SOLENOID AUTOMATIC TRANSMISSION RUN WIRE SHIFTLOCK CONTROL SOLENOID ASSEMBLY TAN WIRE TO IGNITION CONTROL RELAY (DIAGRAM 4 OF 4) TRANSMISSION CONTROL MODULE (TCM) WHT WIRE YEL WIRE