Chevrolet TrailBlazer I (2001-2006) underhood fuse block Wiring diagrams

4.2L 5.3L A/C LOW PRESSURE SWITCH AMPLIFIER GROUND SHIELD BARE BARE (W/ PREMIUM PERFORMANCE ENHANCED AUDIO SPEAKER SYSTEM) BATTERY BLK WIRE COOLANT BYPASS VALVE COOLING FAN DATA LINK CONNECTOR DIGITAL RADIO RECEIVER (IF EQUIPPED) HAZARD LAMP SWITCH HEADLAMP DIMMER SWITCH HEADLAMP WASHER FLUID PUMP HORN ASSEMBLY HVAC MODULE IGNITION COIL 1 IGNITION COIL 2 IGNITION COIL 3 IGNITION COIL 3 IGNITION COIL 5 IGNITION COIL 4 IGNITION COIL 5 IGNITION COIL 6 IGNITION COIL 2 IGNITION COIL 6 IGNITION COIL 4 IGNITION COIL 7 IGNITION COIL 8 IGNITION KEY ALARM SWITCH WINDSHIELD WIPER/ WASHER SWITCH INFLATABLE RESTRAINT SENSING AND DIAGNOSTIC MODULE (SDM) ONSTAR GROUND SHIELD RADIO RADIO GROUND SHIELD REAR WINDOW WASHER FLUID PUMP RIGHT CORNERING LAMP (IF EQUIPPED) RIGHT FRONT FOG LAMP RIGHT FRONT PARK LAMP RIGHT FRONT PARK LAMP RIGHT FRONT PARK/TURN SIGNAL LAMP RIGHT FRONT TURN SIGNAL LAMP RIGHT FRONT MARKER LAMP RIGHT HEADLAMP RIGHT HEADLAMP LEVELING ACTUATOR (IF EQUIPPED) TAN WIRE TRANSFER CASE SHIFT CONTROL MODULE INSTRUMENT PANEL CLUSTER (IPC) TURN SIGNAL/ MULTIFUNCTION SWITCH UNDERHOOD FUSE BLOCK UNDERHOOD FUSE BLOCK (ON LEFT SIDE OF ENG COMPT) W/ ALL WHEEL DRIVE W/ DRIVER INFORMATION CENTER DISPLAY W/ FRONT AND SIDE, DRIVER AND PASSENGER INFLATABLE RESTRAINT SYSTEM SEAT) W/ HIGH PRESSURE HEADLAMP WASHER W/ WIRING PROVISIONS WHT WIRE WINDSHIELD WASHER FLUID LEVEL SWITCH WINDSHIELD WASHER FLUID PUMP WINDSHIELD WIPER MOTOR

2-3 SHIFT SOLENOID (2-3 SS) VALVE 1-2 SHIFT SOLENOID (1-2 SS) VALVE 5.3L 6800 OHMS ABS FUSE 33 ATC FUSE 8 AUTOMATIC TRANSMISSION SHIFT LEVER AUTOMATIC TRANSMISSION TURN/SIGNAL MULTIFUNCTION SWITCH AUXILIARY HVAC CONTROL MODE ACTUATOR AUXILIARY MODE ACTUATOR BATTERY BATTERY FUSE 48 125 A BLUNT CUT) BODY CONTROL MODULE (BCM) BRN WIRE BRN/WHT WIRE CRANK FUSE 17 DEFROST ACTUATOR ELECTRONIC BRAKE CONTROL MODULE (EBCM) ELECTRONIC BRAKE CONTROL MODULE TRACTION CONTROL SWITCH ELEK BRK FUSE 19 FLAT WIRE FROM THE A/T SHIFT LEVER CONNECTOR BREAKOUT) PNK WIRE FUSIBLE LINK GENERATOR HVAC CONTROL MODULE (W/ MANUAL TEMPERATURE CONTROL) HVAC FUSE 44 HVAC I FUSE 39 FUSE 48 IGN A FUSE 34 IGN O FUSE 47 IGNITION SWITCH LEFT MODE TEMPERATURE ACTUATOR LOCK MODE ACTUATOR OLDS, BUICK ORG/ WIRE PNK (5.3L) (4.2L) WIRE PNK PNK WIRE PNK WIRE POWERTRAIN CONTROL MODULE (PCM) PPL PPL (5.3L) (4.2L) 59 31 REAR FUSE BLOCK RECIRCULATION ACTUATOR RED WIRE RIGHT AIR TEMPERATURE ACTUATOR RUN WIRE STARTER STARTER RELAY TBC IG FUSE 50 TO BLOWER FUSE 35 (DIAGRAM 2 OF 7) TO BRAKE FUSE 51 (DIAGRAM 2 OF 7) TO REAR FUSE BLOCK LGM/DSM FUSE 6 (DIAGRAM 4 OF 7) TORQUE CONVERTER CLUTCH (TCC) SOLENOID VALVE 3-2 SHIFT SOLENOID 3-2 SS) VALVE TRACTION CONTROL SWITCH (W/ AUTOMATIC TEMPERATURE CONTROL) TRAILER BRAKE WIRING TRAILER CONNECTOR TRAILER FUSE 32 TRANSFER CASE SHIFT CONTROL MODULE TRANSFER CASE ENCODER MOTOR TRANSFER CASE SHIFT CONTROL SWITCH HVAC CONTROL MODULE UNDER- HOOD FUSE BLOCK UNDERHOOD FUSE BLOCK WHT WIRE YEL WIRE

-1 +2 4.2L 5.3L AIR FUSE 56 AIR SUSPENSION COMPRESSOR ASSEMBLY AUX PWR 1 FUSE 46 AUX PWR 2 FUSE 15 BLK WIRE BLOWER FUSE 35 BLOWER MOTOR CONTROL MODULE BLOWER MOTOR RESISTOR ASSEMBLY BLU WIRE BLUNT CUT) BODY CONTROL MODULE (BCM) BRAKE FUSE 51 BRN WIRE CENTER HIGH MOUNTED STOP LAMP (CHMSL) CIGAR FUSE 13 CIGAR LIGHTER CONSOLE AUXILIARY POWER OUTLET DATA LINK CONNECTOR (DLC) ECAS FUSE 1 FLASH FUSE 52 FROM ELEK BRK FUSE 19 (DIAGRAM 1 OF 7) FROM HVAC I FUSE 39 (DIAGRAM 1 OF 7) FRONT AUXILIARY POWER OUTLET FRT WPR FUSE 33 TBC ACC FUSE 31 GMC OTHERS IGN B FUSE 36 IGNITION SWITCH INSTRUMENT PANEL CLUSTER (IPC) IPC/DIC FUSE 24 LEFT TAIL LAMP ASSEMBLY LOCK NCA WIRE ORG/ WIRE OUTSIDE MOISTURE SENSOR PNK TO UNDERHOOD FUSE BLOCK (DIAGRAM 3 OF 7) WIRE POWERTRAIN CONTROL MODULE (PCM) RAIN FUSE 29 REAR AUXILIARY POWER OUTLET (XUV) REAR FUSE BLOCK RED WIRE RIGHT TAIL LAMP ASSEMBLY RUN WIRE SECONDARY AIR INJECTION (AIR) PUMP RELAY SPLICE PACK ST/LP FUSE 12 STOPLAMP SWITCH TBC RUN FUSE 52 THROTTLE ACTUATOR CONTROL MODULE TO PCM B FUSE 10 (DIAGRAM 3 OF 7) TRAILER BRAKE WIRING TURN SIGNAL/ HAZARD FLASHER MODULE UNDER- HOOD FUSE BLOCK UNDERHOOD FUSE BLOCK VEH CHMSL FUSE 16 VEH STOP FUSE 34 W/ AUTO HVAC W/ MANUAL HVAC W/ TRACTION CONTROL POWERTRAIN MANAGEMENT (1) WHT WIRE WINDSHIELD WIPER MOTOR BODY CONTROL MODULE (BCM) XUV YEL WIRE

AUXILIARY BLOWER MOTOR AUXILIARY BLOWER MOTOR CONTROL PROCESSOR BLK WIRE BLOWER MOTOR AUXILIARY FUSE BODY CONTROL MODULE (BCM) BRN WIRE DK BLU WIRE DK DK DK GRN WIRE DRIVER DOOR MODULE (DDM) F PARK FUSE 37 FLAT WIRE FLAT WIRE FLAT WIRE FROM AMP FUSE 11 (DIAGRAM 4 OF 7) FROM AMP FUSE 11 (DIAGRAM 5 OF 7) FROM TBC 4 FUSE 40 (DIAGRAM 5 OF 7) VENT WDO FUSE 20 FRONT PASSENGER DOOR MODULE (FPDM) FUSE 50 FUSE 51 GMC GRN WIRE INSTRUMENT PANEL CLUSTER (IPC) LEFT CLEARANCE LAMP LEFT FRONT MARKER LAMP LEFT FRONT PARK/TURN SIGNAL LAMP LEFT LICENSE LAMP LEFT QUARTER GLASS SWITCH LEFT TAILLAMP ASSEMBLY LEFT TAILLAMP CIRCUIT BOARD LEFT TAILLAMP CIRCUIT BOARD (CHEVY) LGM 2 FUSE 3 LIFTGATE MODULE (LGM) LR PARK FUSE 14 LT BLU WIRE LT TURN FUSE 38 NCA WIRE ORG/ WIRE OTHERS PARK LP RELAY 50 POWER TOPS SYSTEM REAR FUSE BLOCK REAR WINDOW WIPER MOTOR RED WIRE RETAINED ACCESSORY POWER (RAP) RELAY 22 RIGHT CLEARANCE LAMP RIGHT FRONT MARKER LAMP RIGHT FRONT PARK/TURN SIGNAL LAMP RIGHT LICENSE LAMP RIGHT QUARTER GLASS SWITCH SUNROOF MODULE RIGHT TAILLAMP ASSEMBLY RIGHT TAILLAMP CIRCUIT BOARD RR FOG FUSE 5 RR FOG LP RELAY 45 (EXCEPT XUV) RR PARK FUSE 17 RR WIPER CIRCUIT BREAKER 9 RT TURN FUSE 43 SUNROOF FUSE 20 FUSE 28 RR HVAC FUSE 13 SUNROOF MODULE TAN WIRE TBC 2 FUSE 7 TBC 3 FUSE 4 TBC 5 FUSE 32 TBC 4 FUSE 40 TO RR WIPER CIRCUIT BREAKER 9 (DIAGRAM 5 OF 7) TO VENT WDO FUSE (DIAGRAM 5 OF 7) TR PARK FUSE 42 TRAILER CONNECTOR TRAILER CONNECTORS TRL R TRN TRL L TRN TURN/SIGNAL HAZARD FLASHER MODULE TURN/SIGNAL MULTIFUNCTION SWITCH UNDER- HOOD FUSE BLOCK UNDERHOOD FUSE BLOCK WHT WIRE 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