Pontiac GTO IV (2004-2006) body control module (bcm) (below right side of dash) Wiring diagrams

17 19 10 SERIAL DATA SERIAL DATA 6 1 30 UART SERIAL DATA 6 7 37 38 LAN SIG LAN SIG LAN SIG LAN SIG ABS FUSE ABS, TCS CONTROL MODULE FUSE ABS, TCS FUSE AUXILIARY GAUGES BATT +VE VOLT BRK/PARK BRAKE WARNING IND BLK WIRE BLK/ORG WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/RED WIRE BODY CONTROL MODULE (BCM) (BELOW RIGHT SIDE OF DASH) BRAKE FLUID LEVEL SWITCH (IN MASTER CYLINDER RESERVOIR) BRN WIRE BRN/BLK WIRE BRN/ORG WIRE COMPUTER DATA LINES DATA LINK CONNECTOR (DLC) (UNDER DASH, BELOW STEERING COLUMN) ELECTRONIC BRAKE CONTROL MODULE (EBCM) (RIGHT SIDE OF ENGINE COMPT) ENGINE CONTROL MODULE (ECM) GRN WIRE GRN/WHT WIRE GROUND LF WHL SPD SIG HIGH GRY WIRE HOT AT ALL TIMES HOT IN RUN OR START INSTRUMENT PANEL CLUSTER (IPC) INSTRUMENT PANEL FUSE BLOCK (BELOW LEFT END OF DASH) INSTRUMENTS FUSE LAN SIG LEFT FRONT WHEEL SPEED SENSOR (ON LEFT FRONT WHEEL) LEFT REAR WHEEL SPEED SENSOR ORG/BLU WIRE ORG/YEL WIRE PARKING BRAKE SWITCH (IN CENTER CONSOLE) POWERTRAIN INTERFACE MODULE (PIM) PPL RADIO RED WIRE RED/BLK WIRE RED/WHT WIRE RED/YEL WIRE RIGHT FRONT WHEEL SPEED SENSOR RIGHT REAR WHEEL SPEED SENSOR (RIGHT SIDE OF REAR DIFFERENTIAL) STOP LAMP SWITCH (ON TOP OF BRAKE PEDAL SUPPORT) STOP LAMPS FUSE SYSTEM TAN WIRE TAN/BLK WIRE TRACTION CONTROL SWITCH TRANSMISSION CONTROL MODULE (TCM) UART SERIAL DATA UNDERHOOD FUSE BLOCK (ON RIGHT SIDE OF ENGINE COMPT) WHT WIRE YEL WIRE

A/C A/C COMPRESSOR CLUTCH A/C COMPRESSOR CLUTCH RELAY (MICRO) A/C IND A/C REFRIGERANT PRESSURE SENSOR (LEFT FRONT CORNER OF ENGINE COMPT) A/C REQUEST A/C SWITCH BLK/RED WIRE BODY CONTROL MODULE (BCM) (BELOW RIGHT SIDE OF DASH) CLU RLY CTRL CLUTCH DIODE COMPRESSOR) COMPUTER DATA LINES SYSTEM ENGINE GROUND ENGINE SENSORS FUSE GRN WIRE GRN/BLK WIRE HEATED REAR WINDOW, HVAC, INSTRUMENTS FUSE HOT IN RUN OR START HVAC CONTROL ASSEMBLY (CENTER OF DASH, UNDER RADIO) INSTRUMENT PANEL FUSE BLOCK (BELOW LEFT END OF DASH) LOW REF LT GRN/BLK WIRE PNK WIRE PNK/BLU WIRE POWERTRAIN CONTROL MODULE (PCM) (LEFT SIDE OF ENGINE COMPT) PRESS SENS SIG RED/BLK WIRE RED/WHT WIRE SERIAL DATA TAN WIRE UART SERIAL DATA UNDERHOOD FUSE BLOCK (ON RIGHT SIDE OF ENGINE COMPT) VOL (-)

2 1 SERIAL DATA BUS - SERIAL DATA BUS + 9 5 6 SECONDARY UART DATA PRIMARY UART DATA TERTIARY UART DATA AUXILIARY GAUGES BLK WIRE BLK/GRN WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BODY CONTROL MODULE (BCM) (BELOW RIGHT SIDE OF DASH) BRN WIRE BRN/BLK WIRE CRUISE CONTROL SWITCH CRUISE ON SIG CRUISE RES/ACCEL SIG CRUISE SET/COAST SIG DATA LINK CONNECTOR (UNDER DASH, BELOW STEERING COLUMN) ELECTRONIC BRAKE CONTROL MODULE (EBCM) (RIGHT SIDE OF ENGINE COMPT) ENGINE CONTROL MODULE (ECM) GRN/WHT WIRE GRY/BLK WIRE GRY/GRN WIRE HOT AT ALL TIMES IGNITION SWITCH INFLATABLE RESTRAINT SENSING, DIAGNOSTIC MODULE (SDM) (BELOW CENTER CONSOLE) INSTRUMENT PANEL CLUSTER (IPC) LOCK OFF ORG/ WIRE ORG/BLK WIRE POWERTRAIN INTERFACE MODULE (PIM) (BEHIND LEFT REAR QUARTER WINDOW) RADIO RED/BLK WIRE RED/WHT WIRE RUN WIRE SPLICE PACK SWITCH SIG TAN WIRE TAN/BLK WIRE TRACTION CONTROL SWITCH TRANSMISSION CONTROL MODULE (TCM) UART SERIAL DATA UNDERHOOD FUSE BLOCK (ON RIGHT SIDE OF ENGINE COMPT) BCM/ENGINE CONTROL FUSE WHT/GRN WIRE

BCM/ENGINE CONTROL FUSE BLK WIRE BLK/RED WIRE BLU WIRE BLU/WHT WIRE BLU/YEL WIRE BODY CONTROL MODULE (BCM) (BELOW RIGHT SIDE OF DASH) BRN/GRY WIRE COOLING FAN ASSEMBLY DATA LINK CONNECTOR (UNDER DASH, BELOW STEERING COLUMN) ECT SENSOR SIGNAL ENGINE CONTROL MODULE (ECM) GRY/BLK WIRE HIGH SPD COOL FAN REL CTRL HOT AT ALL TIMES LARGE FAN LOW REF LOW SPD COOL FAN REL CTRL ORG/ WIRE ORG/BLK WIRE ORG/BLU WIRE ORG/YEL WIRE POWERTRAIN CONTROL MODULE (PCM) (LEFT SIDE OF OF ENGINE COMPT) RAD FAN LARGE FUSE RAD FAN SMALL FUSE RADIATOR FAN RELAY 2 RADIATOR FAN RELAY 3 RADIATOR FAN RELAY-1 SMALL ENGINE COOLING FAN) SMALL FAN UNDERHOOD FUSE BLOCK (ON RIGHT SIDE OF ENGINE COMPT) UNDERHOOD FUSE PANEL) YEL WIRE

10 16 BATTERY POSITIVE VOLTAGE CTSY LAMP RELAY CONTROL 11 20 GROUND GROUND 2 PPL/ 328 157 774 745 746 PPL BCM/ ENGINE CONTROLS FUSE BLK WIRE BLK/GRN WIRE BLK/YEL WIRE BLU WIRE BODY CONTROL MODULE (BCM) (BELOW RIGHT SIDE OF DASH) CONSOLE COMPARTMENT LAMP CONSOLE COMPARTMENT LAMP SWITCH DOME DOME LAMP DOME LAMP CONTROL RELAY DOOR DRIVER DOOR LOCK AJAR INDICATOR SWITCH FORM LOCK ILLUMINATOR) GRN WIRE GROUND GRY WIRE GRY/WHT WIRE HOT AT ALL TIMES IGNITION LOCK CYLINDER LAMP INSTRUMENT CLUSTER SYSTEM INSTRUMENT PANEL COMPARTMENT LAMP INSTRUMENT PANEL COMPARTMENT LAMP SWITCH INSTRUMENT PANEL FUSE BLOCK (BELOW LEFT END OF DASH) INTERIOR ILLUMINATION FUSE INTERIOR ILLUMINATION RELAY LEFT DOOR COURTESY LAMP LEFT FOOTWELL COURTESY LAMP LEFT VANITY MIRROR LAMP OFF ORG/ WIRE ORG/BLK WIRE PASSENGER DOOR LOCK AJAR INDICATOR SWITCH POWER READING REAR COMPARTMENT LAMP REAR COMPARTMENT LAMP SWITCH RIGHT DOOR COURTESY LAMP RIGHT FOOTWELL COURTESY LAMP RIGHT VANITY MIRROR LAMP SPLICE PACK WHT WIRE WHT/GRN WIRE YEL WIRE YEL/BLU WIRE YEL/GRN WIRE

BLK WIRE BLK/GRN WIRE BLK/WHT WIRE BLK/YEL WIRE BODY CONTROL MODULE (BCM) (BELOW RIGHT SIDE OF DASH) GRN WIRE HORN 1 HORN 2 HORN FUSE HORN RELAY HORN RELAY CTRL HORN SWITCH HOT AT ALL TIMES INSTRUMENT PANEL FUSE BLOCK (BELOW LEFT END OF DASH) LEFT HAND SWITCH ORG/BLU WIRE RIGHT HAND SWITCH SHORTING BAR UNDERHOOD FUSE BLOCK (RIGHT SIDE OF ENGINE COMPT)

11 20 GROUND GROUND 2 3 10 TWILIGHT SENS ENABLE I/P LAMP DIMMER HEADLAMPS (AUTO OFF) 6 10 HEADLAMPS (AUTO ON) BATTERY VOLTAGE AUTO AUTOMATIC TRANSMISSION POSITION INDICATOR AUXILIARY GAUGES BCM/ ENGINE BLK WIRE BLK/GRN WIRE BLK/YEL WIRE BLOWER MOTOR SWITCH BLU WIRE BODY CONTROL MODULE (BCM) (BELOW RIGHT SIDE OF DASH) BRN WIRE BRN/WHT WIRE CONTROLS FUSE DIMMING CONTROL FROM A/T POSITION INDICATOR) FROM A/T SELECTOR) FRONT CIGAR LIGHTER FUEL DOOR RELEASE SWITCH GRN WIRE GROUND GRY WIRE HAZARD SWITCH HEAD LIGHT SWITCH HEAD PARK HEADLAMP SWITCH HOT AT ALL TIMES HOT IN RUN OR ACC HOT W/ PARK LAMPS ON ILLUM BRIGHTER ILLUM DARKER INSTRUMENT ILLUMINATION FUSE INSTRUMENT PANEL CLUSTER (IPC) INSTRUMENT PANEL FUSE BLOCK (BELOW LEFT END OF DASH) TURN SIGNALS FUSE OFF ORG/ WIRE ORG/BLK WIRE RADIO REAR CIGAR LIGHTER RED WIRE SPLICE PACK STEERING WHEEL CONTROL SWITCH ASSEMBLY TRACTION CONTROL SWITCH TRIP ODOMETER RESET SWITCH WHT WIRE WHT/RED WIRE YEL WIRE YEL/BLK WIRE

A/C COMPRESSOR CLUTCH A/C COMPRESSOR CLUTCH DIODE A/C COMPRESSOR CLUTCH RELAY (MICRO) A/C IND A/C REQUEST A/C SWITCH BCM/ ENGINE BLK WIRE BLK/RED WIRE BLOWER FAN FUSE BLOWER FUSE BLOWER MOTOR (UNDER RIGHT SIDE OF DASH) BLOWER MOTOR INLINE FUSE HOLDER BLOWER MOTOR RESISTOR ASSEMBLY (BELOW RIGHT SIDE OF DASH) BLOWER RELAY (MICRO) BLR MTR LOW CTRL BLU/WHT WIRE BODY CONTROL MODULE (BCM) (BELOW RIGHT SIDE OF DASH) BRN/WHT WIRE CONTROL FUSE DATA LINK CONNECTOR (DLC) DEFOG IND DEFOG SWITCH 1 2 DEFOGGER SYSTEM ENGINE CONTROL MODULE ENGINE GROUND ENGINE SENSORS FUSE GRN WIRE GRY WIRE HEATED REAR WINDOW FUSE HIGH SPD COOL FAN HOT AT ALL TIMES HOT IN RUN OR START HVAC CONTROL ASSEMBLY (CENTER OF DASH, UNDER RADIO) LOW SPD COOL FAN LT GRN/BLK WIRE OF BATTERY) OFF ORG/ WIRE ORG/BLK WIRE ORG/BLU WIRE ORG/GRN WIRE PNK WIRE PNK/BLU WIRE QUARTER TRIM PANEL, NEAR SEAT BOTTOM) RAD FAN LARGE FUSE RAD FAN SMALL FUSE REAR DEFOG SW RED WIRE RED/BLK WIRE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE SEC REAR DEFOG SW UNDERHOOD FUSE BLOCK (ON RIGHT SIDE OF ENGINE COMPT) YEL WIRE YEL/BLK WIRE

BLK WIRE BLK/BLU WIRE BLU WIRE BLU/WHT WIRE BODY CONTROL MODULE (BCM) (BELOW RIGHT SIDE OF DASH) DOOR PASS THROUGH) DRIVER WINDOW MOTOR DRIVER WINDOW RELAY PASSENGER WINDOW RELAY DRIVER WINDOW UP PASS WINDOW UP DWN GRN WIRE GRN/BLK WIRE GRN/ORG WIRE GROUND HOT AT ALL TIMES ILLUM INSTRUMENT PANEL FUSE BLOCK (BELOW LEFT END OF DASH) LT FR DWN LT FR UP MASTER WINDOW SWITCH ORG/ WIRE ORG/YEL WIRE PASSENGER WINDOW MOTOR POWER POWER DOOR LOCKS, THEFT, HORN POWER WINDOWS FUSE POWER WINDOW RELAY POWER WINDOWS CIRCUIT BREAKER PPL PWR RT FR DWN RT FR UP UP ILLUM RF UP LF WHT WIRE YEL WIRE

BLK WIRE BLU WIRE BODY CONTROL MODULE (BCM) (BELOW RIGHT SIDE OF DASH) BRN WIRE FUEL DOOR RELEASE ACTUATOR (RIGHT REAR OF TRUNK) FUEL DOOR RELEASE SWITCH PWR GRN WIRE GRY WIRE HOT AT ALL TIMES I/P FUSE BLOCK (BELOW LEFT END OF DASH) LOGIC PWR ORG/ WIRE POWER DOOR LOCKS, THEFT, HORN POWER WINDOWS FUSE PPL REAR COMPARTMENT LID RELEASE ACTUATOR DIODE REAR COMPARTMENT LID RELEASE SWITCH RED WIRE RED/GRN WIRE SOL + TRUNK SOLENOID RELAY TRUNK UNLCK REQ WHT WIRE YEL WIRE