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

ACCELERATOR PEDAL POSITION SENSOR (ABOVE ACCELERATOR PEDAL, ON BRACKET) BLK WIRE BLK/WHT WIRE BRN WIRE CLOSE DK BLU WIRE DK GRN WIRE ELECTRONIC BRAKE CONTROL MODULE (ON INNER LEFT FRAME RAIL, BESIDE TRANSMISSION) GRY WIRE GRY/BLK WIRE HOT IN RUN HOT IN RUN AND START HVAC I FUSE 39 IGN E FUSE 22 LT BLU WIRE LT BLU/BLK WIRE LT GRN/BLK WIRE ON/OFF SWITCH ORG/ WIRE PNK WIRE POWERTRAIN CONTROL MODULE (ON UPPER LEFT SIDE OF ENGINE) PPL PPL CRUISE RELEASE VEHICLE SPEED SIG PPL PPL PPL/WHT WIRE REAR FUSE BLOCK (BELOW LEFT REAR SEAT) RES/ACCEL SWITCH SET/COAST SWITCH TAN WIRE TCC/BRAKE SWITCH (ABOVE BRAKE PEDAL, ON BRACKET) THROTTLE BODY (THROTTLE ACTUATOR CONTROL MOTOR) TURN SIGNAL/ MULTIFUNCTION SWITCH VEH STOP FUSE 34 VEHICLE SPEED SENSOR (VSS) (ON LEFT REAR OF TRANSFER CASE) VSS HI VSS LO WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE

49 20 21 VEHICLE SPEED SIG VSS LO VSS HI 5 VOLT REF APP SENSOR 1 LOW REF 5 VOLT REF APP SENSOR 2 LOW REF ACCELERATOR PEDAL POSITION SENSOR (ABOVE ACCELERATOR PEDAL, ON BRACKET) BLK WIRE BLK/WHT WIRE BRN WIRE CLOSE DK BLU WIRE DK GRN WIRE ELECTRONIC BRAKE CONTROL MODULE (ON INNER LEFT FRAME RAIL, BESIDE TRANSMISSION) ETC FUSE 23 GRY WIRE GRY/BLK WIRE HOT IN RUN AND START HOT IN RUN REAR FUSE BLOCK (BELOW LEFT REAR SEAT) HVAC I FUSE 39 IGN E FUSE 22 LT BLU WIRE LT BLU/BLK WIRE LT GRN/BLK WIRE ON/OFF SWITCH ORG/ WIRE PNK PPL WIRE POWERTRAIN CONTROL MODULE (NEAR LOWER LEFT FRONT OF ENGINE) PPL PPL 1704 450 PPL CRUISE RELEASE PPL CRUISE RELEASE VEHICLE SPEED SIG PPL PNK WIRE PPL/WHT WIRE RES/ACCEL SWITCH SET/COAST SWITCH TAN WIRE TCC/BRAKE SWITCH (ABOVE BRAKE PEDAL, ON BRACKET) THROTTLE ACTUATOR CONTROL MODULE (ATTACHED TO THROTTLE SHAFT) THROTTLE BODY (THROTTLE ACTUATOR CONTROL MOTOR) TURN SIGNAL/ MULTIFUNCTION SWITCH VEH STOP FUSE 34 VEHICLE SPEED SENSOR (VSS) (ON LEFT REAR OF TRANSFER CASE) WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE

230 751 1596 LPS DIMMING CTRL GROUND COOLANT BYPASS CTRL AIR TEMPERATURE ACTUATOR (LEFT) (BEHIND LEFT CENTER OF DASH) AIR TEMPERATURE ACTUATOR (RIGHT) (BEHIND RIGHT CENTER OF DASH) AMBIENT AIR TEMPERATURE SENSOR (ON LEFT CENTER OF RADIATOR SUPPORT) AMBIENT LIGHT AMBIENT LIGHT/ SUNLOAD SENSOR ASSEMBLY (TOP CENTER OF DASH) BLK WIRE BLK/WHT WIRE BLOWER FUSE 35 BLOWER MOTOR BLOWER MOTOR CONTROL MODULE BLWR MTR SPD CTRL INSIDE AIR TEMP CTRL LOW REFERENCE BRN WIRE BRN/WHT WIRE CLASS 2 A/C COMP STATUS COOLANT BYPASS VALVE DEFROST ACTUATOR (UPPER LEFT CENTER OF DASH) DK BLU WIRE DK GRN WIRE GROUND GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES HOT IN HVAC CONTROL MODULE HVAC I FUSE 39 HVAC-B FUSE 36 INSIDE AIR TEMPERATURE SENSOR (TOP OF LEFT "B" PILLAR, BEHIND TRIM) LEFT SENSOR LOWER LEFT AIR TEMPERATURE SENSOR (BEHIND LOWER LEFT OF DASH, ON AIR DUCT) LOWER RIGHT AIR TEMPERATURE SENSOR (BEHIND LOWER RIGHT OF DASH, ON AIR DUCT) LT BLU WIRE LT BLU/BLK WIRE LT GRN WIRE LT GRN/BLK WIRE MODE ACTUATOR (UPPER LEFT CENTER OF DASH) ORG/ WIRE PPL PPL/WHT WIRE REAR FUSE BLOCK (BELOW LEFT REAR SEAT) RECIRULATION ACTUATOR (UPPER RIGHT SIDE OF DASH) RED WIRE RIGHT SENSOR RUN WIRE SOLID STATE TAN WIRE TAN/BLK WIRE UNDER- HOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) UPPER LEFT AIR TEMPERATURE SENSOR (BEHIND UPPER LEFT CENTER OF DASH) UPPER RIGHT AIR TEMPERATURE SENSOR (BEHIND UPPER RIGHT CENTER OF DASH) WHT WIRE WHT/BLK WIRE YEL WIRE

AUC HVAC ENABLE AUX ACT DOOR CTLR AUX AIR TEMP DR CTLR AUX AIR TEMP DR POS AUX BLWR MTR AUX MODE DOOR CTRL AUX MODE DR POS SIG AUXILIARY AIR TEMPERATURE ACTUATOR AUXILIARY BLOWER MOTOR (ON RIGHT SIDE OF CARGO AREA, BEHIND TRIM PANEL) AUXILIARY BLOWER MOTOR FUSE AUXILIARY CONSOLE MODE ACTUATOR AUXILIARY HVAC CONTROL MODULE AUXILIARY MODE ACTUATOR (BELOW CENTER OF DASH) BATTERY BLK WIRE BRN/WHT WIRE CLASS 2 DATA CONSOLE MODE DR CTRL CTRL MODE DR POS SIG DK BLU WIRE DK GRN GRN WIRE DK GRN WIRE FRONT AUXILIARY BLOWER MOTOR SWITCH GROUND GRY WIRE GRY/BLK WIRE GRY/RED WIRE GRY/WHT WIRE HOT AT ALL TIMES LOW REFERENCE ORG/ WIRE REAR FUSE BLOCK (BELOW LEFT REAR SEAT) REAR OFF RED WIRE RR HVAC FUSE 13 YEL WIRE

230 751 LPS DIMMING CTRL GROUND AIR TEMPERATURE ACTUATOR (LEFT) (BEHIND LEFT CENTER OF DASH) AIR TEMPERATURE ACTUATOR (RIGHT) (BEHIND RIGHT CENTER OF DASH) AMBIENT AIR TEMPERATURE SENSOR (ON LEFT CENTER OF RADIATOR SUPPORT) AMBIENT LIGHT AMBIENT LIGHT/ SUNLOAD SENSOR ASSEMBLY (TOP CENTER OF DASH) BLK WIRE BLK/WHT WIRE BLOWER FUSE 35 BLOWER MOTOR BLOWER MOTOR CONTROL MODULE BLWR MTR SPD CTRL INSIDE AIR TEMP CTRL LOW REFERENCE BRN WIRE BRN/WHT WIRE CLASS 2 A/C COMP STATUS DEFROST ACTUATOR (UPPER LEFT CENTER OF DASH) DK BLU WIRE DK GRN WIRE GROUND GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES HOT IN HVAC CONTROL MODULE HVAC I FUSE 39 HVAC-B FUSE 36 INSIDE AIR TEMPERATURE SENSOR (TOP OF LEFT "B" PILLAR, BEHIND TRIM) LEFT SENSOR LOWER LEFT AIR TEMPERATURE SENSOR (BEHIND LOWER LEFT OF DASH, ON AIR DUCT) LOWER RIGHT AIR TEMPERATURE SENSOR (BEHIND LOWER RIGHT OF DASH, ON AIR DUCT) LT BLU WIRE LT BLU/BLK WIRE LT GRN WIRE LT GRN/BLK WIRE MODE ACTUATOR (UPPER LEFT CENTER OF DASH) ORG/ WIRE PPL PPL/WHT WIRE REAR FUSE BLOCK (BELOW LEFT REAR SEAT) RECIRULATION ACTUATOR (UPPER RIGHT SIDE OF DASH) RED WIRE RIGHT SENSOR RUN WIRE SOLID STATE TAN WIRE TAN/BLK WIRE UNDER- HOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) UPPER LEFT AIR TEMPERATURE SENSOR (BEHIND UPPER LEFT CENTER OF DASH) UPPER RIGHT AIR TEMPERATURE SENSOR (BEHIND UPPER RIGHT CENTER OF DASH) W/ REAR A/C WHT WIRE WHT/BLK WIRE YEL 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

17 9 CLASS 2 DATA LOW REF AJAR BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (BENEATH LEFT REAR SEAT, ON REAR FUSE BLOCK) BRN WIRE BRN/WHT WIRE CLASS 2 DATA CLASS 2 DATA HEADLAMP RELAY CTRL CLASS 2 DATA HORN RELAY CTRL DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DOOR AJAR SIG DOOR AJAR SWITCH DOWN DRIVER DOOR LATCH ASSEMBLY DRIVER DOOR MODULE (BELOW DRIVER'S DOOR SWITCH PANEL) ENDGATE KEY CYLINDER SWITCH ENDGATE MODULE (XUV) (CENTER OF ENDGATE) FRONT PASSENGER DOOR LATCH ASSEMBLY FRONT PASSENGER DOOR MODULE (BELOW FRONT PASSENGER DOOR SWITCH PANEL) GRY WIRE GRY/BLK WIRE HEAD- LAMPS SYSTEM HORNS SYSTEM HOT AT ALL TIMES INSTRUMENT PANEL CLUSTER KEY CYL DOWN SIG KEY CYL UP SIG KEY SWITCH KEY SWITCH SIG LEFT REAR DOOR JAMB SWITCH LIFTGATE AJAR SIG LIFTGATE AJAR SWITCH LIFTGATE MODULE (EXCEPT XUV) (CENTER OF LIFTGATE) LIFTGLASS AJAR SWITCH LL AJAR SIG LOW REF LOWER LEFT ENDGATE ACTUATOR LT BLU WIRE LT GRN WIRE NCA WIRE PNK/BLK WIRE PPL PPL DATA LINK CONNECTOR (DLC) (ON BOTTOM LEFT SIDE OF DASH) PPL LIFTGLASS AJAR SIG PPL/WHT WIRE REAR FUSE BLOCK REAR FUSE BLOCK (BELOW LEFT REAR SEAT) RIGHT REAR DOOR JAMB SWITCH SECURITY TAN WIRE TAN/WHT WIRE TBC 2 FUSE 7 TBC 3 FUSE 4 TBC 4 FUSE 40 TBC 5 FUSE 32 TRUNK, TAILGATE, FUEL DOORS SYSTEM UL AJAR SIG UPPER LEFT ENDGATE ACTUATOR UPPER RIGHT ENDGATE ACTUATOR UR AJAR SIG YEL WIRE

230 751 1596 LPS DIMMING CTRL GROUND HTR WATER CTRL SOL AIR TEMPERATURE ACTUATOR (LEFT) (BEHIND LEFT CENTER OF DASH) AIR TEMPERATURE ACTUATOR (RIGHT) (BEHIND RIGHT CENTER OF DASH) BLK WIRE BLK/WHT WIRE BLOWER FUSE 35 BLOWER MOTOR (BELOW RIGHT SIDE OF DASH) BLOWER MOTOR RELAY BRN WIRE BRN/WHT WIRE CLASS 2 A/C COMP STATUS COOLANT BYPASS VALVE DEFROST ACTUATOR (UPPER LEFT CENTER OF DASH) DK BLU WIRE DK GRN WIRE GROUND GRY/BLK WIRE HOT AT ALL TIMES HOT IN HVAC CONTROL MODULE HVAC FUSE 44 HVAC I FUSE 39 HVAC-B 36 LT BLU WIRE LT BLU/BLK WIRE LT GRN WIRE LT GRN/BLK WIRE MODE ACTUATOR (UPPER LEFT CENTER OF DASH) NOT USED OFF LOW ORG/ WIRE PPL REAR FUSE BLOCK (BELOW LEFT REAR SEAT) RECIRULATION ACTUATOR (UPPER RIGHT SIDE OF DASH) RED WIRE RUN WIRE SOLID STATE TAN WIRE TAN/BLK WIRE UNDER- HOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) WHT WIRE WHT/BLK WIRE YEL WIRE

AUC HVAC ENABLE AUX ACT DOOR CTLR AUX AIR TEMP DR CTLR AUX AIR TEMP DR POS AUX BLWR MTR AUX MODE DOOR CTRL AUX MODE DR POS SIG AUXILIARY AIR TEMPERATURE ACTUATOR AUXILIARY BLOWER MOTOR (ON RIGHT SIDE OF CARGO AREA, BEHIND TRIM PANEL) AUXILIARY BLOWER MOTOR FUSE AUXILIARY HVAC CONTROL MODULE AUXILIARY MODE ACTUATOR (BELOW CENTER OF DASH) BATTERY BLK WIRE BRN/WHT WIRE CLASS 2 DATA CONSOLE MODE ACTUATOR CONSOLE MODE DR CTRL CTRL MODE DR POS SIG DIMMING CTRL DK BLU WIRE FRONT AUXILIARY BLOWER MOTOR SWITCH GROUND GRY WIRE GRY/BLK WIRE GRY/RED WIRE GRY/WHT WIRE HOT AT ALL TIMES LOW REFERENCE LT BLU WIRE LT GRN WIRE ORG/ WIRE REAR FUSE BLOCK (BELOW LEFT REAR SEAT) REAR OFF RED WIRE RR HVAC FUSE 13 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