Chevrolet TrailBlazer I (2001-2006) (behind left of dash) Wiring diagrams

5.3L 4.2L A/C COMPRESSOR CLUTCH A/C FUSE 30 A/C LOW PRESSURE SWITCH (AT RIGHT REAR OF ENG COMPT, ON ACCUMULATOR) A/C PRESS SIG A/C REFRIGERANT PRESSURE SENSOR (ON HIGH PRESSURE LINE NEAR A/C COMP) A/C RELAY 44 AMBIENT LIGHT SENS BLK WIRE BODY CONTROL MODULE (BENEATH LEFT REAR SEAT, ON REAR FUSE BLOCK) COMP RLY CNTRL COOLING FAN COOLING FAN RELAY DATA LINK CONNECTOR (ON BOTTOM OF LEFT SIDE OF DASH) DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE ENG FAN FUSE 20 GRY WIRE GRY/WHT WIRE HALL SENSOR HIGH SPD MAF HOT AT ALL TIMES HOT IN RUN OR START IGN E FUSE 22 LOW REF LOW REFERENCE LT BLU/BLK WIRE LT GRN WIRE LT SUNLOAD SENS SIG ORG/ WIRE PPL RED/BLK WIRE RT SUNLOAD SENS SIG SERIAL DATA UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) WHT WIRE WHT/BLK WIRE

5.3L 4.2L A/C COMPRESSOR CLUTCH A/C FUSE 30 A/C LOW PRESSURE SWITCH (AT RIGHT REAR OF ENG COMPT, ON ACCUMULATOR) A/C PRESS SIG A/C REFRIGERANT PRESSURE SENSOR (ON HIGH PRESSURE LINE NEAR A/C COMP) A/C RELAY 44 AMBIENT LIGHT SENS AUXILIARY BLOWER MOTOR (W/ REAR A/C) (BELOW CENTER OF DASH) AUXILIARY CONSOLE MODE ACTUATOR (W/ REAR A/C) (BELOW CENTER OF DASH) AUXILIARY HVAC CONTROL MODULE BATT CLASS 2 DATA GROUND AUX MODE DR AUX BLWR HI SPD AUX BLWR LO SPD BLK WIRE BODY CONTROL MODULE (BENEATH LEFT REAR SEAT, ON REAR FUSE BLOCK) BRN WIRE COMP RLY CNTRL COOLING FAN DATA LINK CONNECTOR (ON BOTTOM OF LEFT SIDE OF DASH) DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE ENG FAN FUSE 20 FAN RELAY 45 GRY WIRE GRY/WHT WIRE HALL SENSOR HIGH SPD MAF HOT AT ALL TIMES HOT IN RUN OR START IGN E FUSE 22 LOW REF LOW REFERENCE LT BLU/BLK WIRE LT GRN WIRE LT SUNLOAD SENS SIG MODE OFF (W/ REAR A/C) ORG/ WIRE PPL RED/BLK WIRE RT SUNLOAD SENS SIG SERIAL DATA UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) W/ REAR A/C WHT WIRE WHT/BLK WIRE

5.3L 4.2L A/C COMPRESSOR CLUTCH A/C FUSE 30 A/C LOW PRESSURE SWITCH (AT RIGHT REAR OF ENG COMPT, ON ACCUMULATOR) A/C PRESS SIG A/C REFRIGERANT PRESSURE SENSOR (ON HIGH PRESSURE LINE NEAR A/C COMP) A/C RELAY 44 BLK WIRE COMP RLY CNTRL COOLING FAN DATA LINK CONNECTOR (ON BOTTOM OF LEFT SIDE OF DASH) DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE ENG FAN FUSE 20 FAN RELAY GRY WIRE GRY/WHT WIRE HALL SENSOR HIGH SPD MAF HOT AT ALL TIMES HOT IN RUN OR START IGN E FUSE 22 LOW REF LT GRN WIRE ORG/ WIRE PPL RED/BLK WIRE SERIAL DATA UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) WHT WIRE WHT/BLK WIRE

1 4 6 7 IGN VOLTAGE AUX HVAC ENABLE AUX DR MTR CNTRL GROUND 5.3L 4.2L A/C COMPRESSOR CLUTCH A/C FUSE 30 A/C LOW PRESSURE SWITCH (AT RIGHT REAR OF ENG COMPT, ON ACCUMULATOR) A/C PRESS SIG A/C REFRIGERANT PRESSURE SENSOR (ON HIGH PRESSURE LINE NEAR A/C COMP) A/C RELAY 44 AUXILIARY CONSOLE MODE ACTUATOR (W/ REAR A/C) (UNDER LOWER CONSOLE) AUXILIARY HVAC CONTROL MODULE BI LVL BLK WIRE BRN WIRE COMP RLY CNTRL COOLING FAN DATA LINK CONNECTOR (ON BOTTOM OF LEFT SIDE OF DASH) DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE ENG FAN FUSE 20 FAN RELAY 45 GRY WIRE GRY/WHT WIRE HALL SENSOR HIGH SPD MAF HOT AT ALL TIMES HOT IN RUN OR START IGN E FUSE 22 LO REF FLOOR UPPER LOW REF LT GRN WIRE PPL RED/BLK WIRE SERIAL DATA UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) W/ REAR A/C WHT WIRE WHT/BLK WIRE YEL WIRE