Chevrolet TrailBlazer I (2001-2006) org/blk Wiring diagrams

5.3L 4.2L ABS FUSE 33 ABS PUMP ANTI-LOCK INDICATOR BLK WIRE BODY CONTROL MODULE (BCM) (BENEATH LEFT REAR SEAT, ON REAR FUSE BLOCK) BRAKE FLUID LEVEL SWITCH (ON BRAKE MASTER CYLINDER FLUID RESERVOIR) BRAKE FUSE 51 BRAKE INDICATOR BRN WIRE BRN/WHT WIRE CRUISE CONTROL SYSTEM PPL PPL DELIVERED TORQUE SIGNAL DK GRN WIRE GRY WIRE HOT AT ALL TIMES HOT IN RUN HOT IN RUN OR START HVAC 1 FUSE 39 IGN E FUSE 22 IGNITION 3 LF WHL SPD SENS REF RF WHL SPD SENS SIG DELIVERED TORQUE SIG INSTRUMENT PANEL CLUSTER LEFT FRONT WHEEL SPEED SENSOR LT BLU WIRE LT GRN WIRE ORG/ WIRE ORG/BLK WIRE PNK WIRE PPL PPL/WHT WIRE REAR FUSE BLOCK (BELOW LEFT REAR SEAT) RED WIRE REQUESTED TORQUE SIGNAL RIGHT FRONT WHEEL SPEED SENSOR SERIAL DATA STOP LAMP SWITCH (ABOVE BRAKE PEDAL, ON BRACKET) TAN WIRE TAN/BLK WIRE TRAC DISABLE TELLTALE TRACTION ACTIVE INDICATOR TRACTION CONTROL SWITCH TRACTION DISABLE SWITCH TRACTION DISABLED INDICATOR UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) IPC/DIC FUSE 24 VEHICLE SPEED SIGNAL WHT WIRE YEL WIRE YEL/BLK WIRE

1317 28 HEADLIGHTS SYSTEM HORNS SYSTEM FOG LAMP RELAY CTRL HORN RELAY CTRL 2282 1140 1969 1970 5363 WIPER/WASHER SYSTEM 80 307 306 WARNING SYSTEMS HEADLIGHTS SYSTEM EXTERIOR LIGHTS SYSTEM BAT POSITIVE VOLTAGE BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (BENEATH LEFT REAR SEAT, ON REAR FUSE BLOCK) BRN/WHT WIRE COMPUTER DATA LINES SYSTEM CLASS 2 SERIAL DATA DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DK GRN/WHT WIRE DOOR LOCKS SYSTEM POWER WINDOWS SYSTEM GROUND BACK UP LAMP PWR BAT POSTIVE VOLTAGE LED DIMMING SUPPLY ACCESSORY VOLTAGE GROUND RAP RELAY CTRL DOOR UNLOCK RLY CTRL PARK LAMP RLY CTRL GRY WIRE GRY/BLK WIRE HEADLIGHTS SYSTEM DRL DEF ON IND CTRL HEADLIGHTS SYSTEM HEADLIGHTS SYSTEM ANTI-THEFT SYSTEM HOT AT ALL TIMES HOT IN ACC OR RUN HOT IN ACC, RUN OR START HOT IN RUN HOT IN RUN OR START INCLNE SEN ALRM ON SIG INTERIOR LIGHTS SYSTEM HEADLIGHTS SYSTEM ANTI-THEFT SYSTEM INTERIOR LIGHTS SYSTEM INTERIOR LIGHTS SYSTEM INTERIOR LIGHTS SYSTEM KEY IN IGN SW SIG FLASH-TO-PASS SW SIG PARK LPS SW SIG LF DOOR AJAR SW SIG LT BLU WIRE LT BLU/BLK WIRE LT GRN WIRE MIDGATE SW UP SIG NCA WIRE ORG/ WIRE ORG/BLK WIRE PARK BRAKE SWITCH (ON PARKING BRAKE ASSEMBLY) PNK WIRE PNK/WHT WIRE POWER DISTRIBUTION SYSTEM DOOR LOCKS SYSTEM EXTERIOR LIGHTS SYSTEM PPL (GMC) TRUNK, TAILGATE, FUEL DOORS SYSTEM MIDGATE AJAR IND SW REAR FUSE BLOCK RED/WHT WIRE RR DOOR AJAR SW SIG PARK BRAKE SW SIG DOOR LOCK RLY CTRL LR PWR WND LKOUT CTRL TAN WIRE TBC 2 FUSE 7 TBC 3 FUSE 4 TBC 4 FUSE 40 TBC 5 FUSE 32 TBC ACC FUSE 31 TBC IG FUSE 50 TBC IGN 1 FUSE 16 TBC RUN FUSE 52 UNDERHOOD FUSE BLOCK TBC 1 FUSE 31 WHT WIRE YEL WIRE

5.3L 4.2L 58 59 59 58 CLASS 2 DATA CLASS 2 DATA 7 63 5 VOLT REF LOW REF ABS IND. AIR BAG IND AIR SUSPENSION COMPRESSOR ASSEMBLY BATTERY IND BLK (OR GRY) WIRE BLK WIRE BLK/ WHT WIRE BLK/WHT WIRE BRAKE IND BRN/WHT WIRE CHANGE ENG OIL IND CHECK GAUGES IND CLASS 2 VSS COMPUTER DATA LINES SYSTEM CRUISE IND DIC FUEL SIG DIC SW SIG DIC TOGGLE SW DIC SET/RESET ENG SPEED SIG DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE DRIVER SEAT BELT SWITCH (IN LEFT FRONT SEAT BELT BUCKLE) ECT SENS SIG ENG SPEED ENGINE CONTROLS SYSTEM ENGINE COOLANT TEMPERATURE SENSOR (LEFT FRONT OF ENG BLOCK) 2761 (OR 720) ENGINE OIL PRESSURE SENSOR (5.3L) (AT TOP REAR OF ENG BLOCK) ENGINE OIL PRESSURE SWITCH (4.2L) (RIGHT SIDE OF ENGINE BLOCK) FUEL GAUGE FUEL PUMP, SENDER ASSEMBLY (INSIDE FUEL TANK) GRY WIRE HIGH BEAM IND HOT AT ALL TIMES HOT IN RUN OR START IGN 1 IGN E FUSE 22 ILLUMINATION (8 BULBS) INFLATABLE RESTRAINT STEERING WHEEL MODULE COIL INSTRUMENT PANEL CLUSTER LEFT TURN BATT GROUND LEFT TURN IND LOGIC LOW FUEL IND LOW REF LT BLU WIRE MALFUNCTION INDICATOR LAMP (SERVICE ENGINE SOON) MIL CTRL NCA WIRE OIL GAUGE OIL PRES SIG OIL PRESS SW ORG/ WIRE ORG/BLK (OR BLK) WIRE ORG/BLK WIRE PERSONAL- IZATION FUEL TRIP PNK WIRE PPL PPL FUEL LEVEL PPL LOW REF RADIO REDUCE ENG POWER IND RIGHT TURN IND RIGHT TURN LO WASHER FLUID SEAT BELT IND SEAT BELT SWITCH SECURITY IND SELECT SHIFT IND SPEEDOMETER STEERING WHEEL CONTROL ASSEMBLY TACHOMETER TAILGATE AJAR IND TAN/BLK WIRE TAN/WHT WIRE TEMP GAUGE TRIP ODOMETER DIC UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) IPC/DIC FUSE 24 VOLTS GAUGE VSS WHT WIRE WINDSHIELD WASHER FLUID LEVEL SWITCH (IN WINDSHIELD WASHER FLUID RESERVOIR) YEL WIRE

2 3 4 PNK PNK WIRE 5 VOLT REF 5 VOLT REF A/C PRESS SENS A/C COMPR REL COOLING FAN SP AIR PUMP RELAY ACCELERATOR PEDAL POSITION SENSOR (ABOVE ACCELERATOR PEDAL) AIR CONDITIONING SYSTEM ANTI-LOCK BRAKES SYSTEM BLK WIRE BODY CONTROL MODULE (BCM) (BENEATH LEFT REAR SEAT) BRN WIRE BRN/WHT WIRE CC ON SW INPUT COOLING FANS SYSTEM CRUISE CONTROL SYSTEM DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE FUEL TANK PRESSURE SENSOR (TOP LEFT REAR OF FUEL TANK) GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES HOT IN ACCY, RUN, OR START HOT IN RUN, START IGN 0 FUSE 47 IGN E FUSE 22 INSTRUMENT CLUSTER SYSTEM INSTRUMENT PANEL CLUSTER INTAKE AIR TEMPERATURE SENSOR (IN AIR INTAKE DUCT, TOP RIGHT OF ENGINE) LOW REF LOW REF LOW REF LOW REF LOW REF PPL LT BLU WIRE LT GRN WIRE MALFUNCTION INDICATOR LAMP ORG/ WIRE ORG/BLK WIRE PCM B FUSE 10 PNK IGN 1 VOLT BATTERY IGN 0 INPUT PRIM FUEL LVL WIRE PNK PPL WIRE PNK WIRE POWERTRAIN CONTROL MODULE (UPPER LEFT SIDE OF ENGINE) PPL PPL DATA LINK CONNECTOR (ON BOTTOM LEFT SIDE OF DASH) PPL TCC REL SW SIG PNP SW INPUT IAT SENS SIG CRANK VOLTAGE VSS SIGNAL OUT PPL W/ IMMOBILIZER PPL W/O IMMOBILIZER REAR FUSE BLOCK RED/BLK WIRE RES/ACC SW SET/CRUISE SW MIL CTRL LO REF STARTING/ CHARGING SYSTEM STRT ENABLE REL ENG SPD SIG OUT TAN WIRE TCC/BRAKE SWITCH (ABOVE BRAKE PEDAL, ON BRACKET) THEFT DETERRENT CONTROL MODULE (IN STEERING COLUMN, ON LOCK CYLINDER) TRANSMISSION CONTROLS (TRANSFER CASE CIRCUIT) UNDERHOOD FUSE BLOCK VSS W/ IMMOB W/O IMMOB WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE

2 3 4 PNK PNK WIRE AIR FUSE 56 AIR SOL FUSE 54 AIR SOL RELAY 55 BLK WIRE BRN WIRE DK GRN/WHT WIRE ENG I FUSE 26 ENGINE OIL PRESSURE SWITCH (RIGHT SIDE OF ENGINE BLOCK) EVAPORATIVE EMISSION CANISTER PURGE SOLENOID (ON THROTTLE BODY) EVAPORATIVE EMISSION CANISTER VENT SOLENOID (AT REAR OF FUEL TANK) F/PMP RELAY 41 FUEL PUMP/ SENDER ASSEMBLY (IN FUEL TANK) GRY WIRE HOT AT ALL TIMES HOT IN RUN, START LT GRN/BLK WIRE NCA WIRE ORG/BLK WIRE PCM B FUSE 10 PNK PNK 2 3 WIRE PNK WIRE PNK/BLK WIRE PPL PPL/WHT WIRE RED WIRE SECONDARY AIR INJECTION PUMP SECONDARY AIR INJECTION PUMP RELAY SECONDARY AIR INJECTION SOLENOID TAN/BLK WIRE UNDER- HOOD FUSE BLOCK VEHICLE SPEED SENSOR (LEFT REAR OF TRANSFER CASE) WHT WIRE

1-2 SHIFT SOL CTRL 2-3 SHIFT SOL CTRL 3-2 SHIFT SOL ANTI-LOCK BRAKES SYSTEM BLK WIRE BLK/WHT WIRE BRN WIRE CAM POS SOL HI CAMSHAFT ACTUATOR SOLENOID ASSEMBLY (RIGHT FRONT OF CYLINDER HEAD) CKP SENS SIG DELIV TORQUE SIG DK GRN WIRE DK GRN/WHT WIRE ECT SENS SIG ENGINE COOLANT TEMPERATURE SENSOR (LEFT FRONT OF ENGINE BLOCK) EVAP CAN PRG CTL EVAP CAN VENT FUEL INJ 1 FUEL INJ 2 FUEL INJ 3 FUEL INJ 4 FUEL INJ 5 FUEL INJ 6 FUSE 29 10 GFD CYC SIG GROUND GRY WIRE HEATED OXYGEN SENSOR 1 (ON EXHAUST MANIFOLD, RIGHT SIDE OF ENGINE) HEATED OXYGEN SENSOR 2 (DOWNSTREAM OF CATALYTIC CONVERTER) HOT IN RUN, START IC 1 CTRL IC 2 CTRL IC 3 CTRL IC 4 CTRL IC 5 CTRL IC 6 CTRL INJECTORS LOW REF LT BLU WIRE LT BLU/BLK WIRE LT BLU/WHT WIRE LT GRN WIRE LT GRN/BLK WIRE MANIFOLD ABSOLUTE PRESSURE SENSOR (UPPER LEFT SIDE OF ENGINE) MAP SENS SIG NCA WIRE OIL PRES SW SIG ORG/BLK WIRE PC SOL HIGH CTRL PC SOL LOW CTRL PNK PNK 2 3 WIRE PNK PNK PNK PNK PNK PNK PNK WIRE PNK WIRE PNK/BLK WIRE POWERTRAIN CONTROL MODULE (UPPER LEFT SIDE OF ENGINE) PPL PPL 21 22 23 PPL/WHT WIRE PRIM FUEL PMP REL RED/BLK WIRE RED/WHT WIRE REQ TORQUE SIG STARTING/ CHARGING SYSTEM TAN WIRE TAN/BLK WIRE TAN/WHT WIRE TCC PWM SOL TCC SOL VLV CTRL TRNS RG SW SIG A UNDER- HOOD FUSE BLOCK PCM I FUSE 28 VSS HIGH SIG VSS LOW SIGNAL WHT WIRE YEL WIRE YEL/BLK WIRE

3-2 SS CTRL LOW REF 705 597 COOLING FANS SYSTEM A/C SYSTEM ABS SYSTEM BATT VOLT CLS 2 DATA CLS 2 DATA LOW REF CMP LOW REF BLK WIRE BLK/WHT WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM COOLING FANS SYSTEM DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE ENGINE COOLANT TEMPERATURE SENSOR (LEFT FRONT OF ENGINE BLOCK, NEAR GENERATOR) FAN CLUTCH INJ 7 CTRL INJ 4 CTRL FUSE 53 FUSE 54 GRY WIRE HOT AT ALL TIMES HOT IN ACCY, RUN, START HOT IN RUN, START IGN 0 FUSE 47 INJ 1 CTRL INJ 6 CTRL INJ 3 CTRL INJ 2 CTRL INJ A FUSE 55 INJ B FUSE 56 INJECTORS KS 1 SIGNAL KS 2 SIGNAL CKP SIG REQ TORQ SIG SERIAL DATA SERIAL DATA LOW REF GND LT BLU WIRE LT BLU/BLK WIRE LT GRN WIRE LT GRN/BLK WIRE ORG/ WIRE ORG/BLK WIRE PNK 1 2 3 4 5 WIRE PNK PNK 26 27 WIRE PNK PNK 6 7 8 9 10 WIRE PNK PNK WIRE PNK WIRE PNK/BLK WIRE POWERTRAIN CONTROL MODULE (LOWER LEFT FRONT OF ENGINE) PPL PPL PPL PPL/WHT WIRE PRND A SIG TCC/BRK SIG PRND P SIG PPL PRND B SIG CMP SIG ECT SIG IGN 0 VOLT INJ 5 CTRL INJ 8 CTRL RANGE B RANGE C IGN 1 VOLT BATT VOLT LOW REF REAR FUSE BLOCK (BELOW LEFT REAR SEAT) RED WIRE RED/BLK WIRE START RELAY GND STARTING/ CHARGING SYSTEM TAN WIRE TAN/WHT WIRE TFT LOW REF MAP LOW REF UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) PCM B FUSE 10 WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE

BLK WIRE BLK/WHT WIRE BRN WIRE BRN/WHT WIRE CAMSHAFT POSITION SENSOR (TOP REAR OF ENGINE BLOCK) DK BLU WIRE DK BLU/WHT WIRE DK GRN/WHT WIRE F/PMP RELAY 41 FUEL PUMP, SENDER ASSEMBLY (INSIDE FUEL TANK) GRY WIRE HEATED OXYGEN SENSOR (BANK 1 SENSOR 1) (LEFT EXHAUST PIPE, AHEAD OF CONVERTER) HEATED OXYGEN SENSOR (BANK 1 SENSOR 2) (LEFT EXHAUST PIPE, BEHIND CONVERTER) HEATED OXYGEN SENSOR (BANK 2 SENSOR 1) (RIGHT EXHAUST PIPE, AHEAD OF CONVERTER) HEATED OXYGEN SENSOR (BANK 2 SENSOR 2) (RIGHT EXHAUST PIPE, BEHIND CONVERTER) HOT AT ALL TIMES KNOCK SENSOR #2 KNOCK SENSOR 1 LT BLU WIRE LT GRN WIRE NCA WIRE ORG/BLK WIRE PARK/ NEUTRAL POSITION SWITCH (ON LOWER LEFT SIDE OF TRANS- MISSION) PCM B FUSE 10 PNK 1 2 3 4 5 WIRE PNK 4 5 WIRE PNK PNK 26 27 WIRE PNK PNK 6 7 8 9 10 WIRE PNK PNK WIRE PNK WIRE PNK/BLK WIRE PPL PPL PNK PNK WIRE PPL PPL PPL/WHT WIRE RED WIRE RED/WHT WIRE TAN WIRE TAN/WHT WIRE UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) WHT WIRE YEL WIRE

1-2 SOL 2-3 SOL 29 30 31 PNK WIRE 3-2 SOL 7 8 PPL A/T FLUID PRESSURE MANUAL VALVE POSITION SWITCH AUTOMATIC TRANSAXLE BLK WIRE BLK/WHT WIRE BRN WIRE DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DK GRN/WHT WIRE ENGINE OIL PRESSURE (EOP) SENSOR EVAPORATIVE EMISSION (EVAP) CANISTER PURGE SOLENOID (LEFT SIDE OF ENGINE BLOCK) EVAPORATIVE EMISSION CANISTER VENT SOLENOID (AT REAR OF FUEL TANK) FLUID TEMP SENSOR FUEL TANK PRESSURE SENSOR (TOP LEFT REAR OF FUEL TANK) GRY WIRE LT BLU WIRE LT BLU/WHT WIRE LT GRN WIRE LT GRN/BLK WIRE MANIFOLD ABSOLUTE PRESSURE SENSOR (ON TOP OF ENGINE) ORG/ WIRE ORG/BLK WIRE PNK 4 5 WIRE PNK PNK WIRE PNK WIRE PPL PPL PNK PNK WIRE PPL/WHT WIRE PRESSURE CONTROL SOLENOID RED WIRE RED/BLK WIRE RED/WHT WIRE REV TAN WIRE TAN/BLK WIRE TAN/WHT WIRE TCC PWM SOL TCC SOL VEHICLE SPEED SENSOR (LEFT REAR OF TRANSFER CASE) WHT WIRE YEL WIRE YEL/BLK WIRE

29 30 31 PNK WIRE 7 8 PPL APP SENS 1 APP SENS 2 BLK WIRE BLK/WHT WIRE BRN WIRE CRUISE CONTROL CRUISE CONTROL SYSTEM CRUISE ON DATA DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DK GRN/WHT WIRE GROUND GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES HOT IN RUN OR START IAT IGN 1 VOLT INTAKE AIR TEMPERATURE (IAT)/ MASS AIRFLOW (MAF) SENSOR (IN AIR INTAKE DUCT) LOW REF LT BLU WIRE LT BLU/BLK WIRE LT BLU/WHT WIRE LT GRN WIRE LT GRN/BLK WIRE MAF ORG/ WIRE ORG/BLK WIRE PNK PNK PNK WIRE PNK PNK WIRE PNK WIRE PPL PPL PNK PNK WIRE PPL/WHT WIRE R/A INPUT REAR FUSE BLOCK (BELOW LEFT REAR SEAT) RED WIRE RED/BLK WIRE RED/WHT WIRE REF LOW S/C INPUT ST/LP FUSE 12 STOP LAMP SWITCH (TOP OF BRAKE PEDAL BRACKET) STP LP IN TAC CNTRL TAC CTRL TAC FUSE 23 TAN WIRE TAN/BLK WIRE TAN/WHT WIRE THROTTLE ACTUATOR CONTROL MODULE (LOWER LEFT FRONT OF ENGINE) TP SENS 1 TP SENS 2 UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) CANISTER FUSE 15 VEH STOP FUSE 34 WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE