Chevrolet TrailBlazer I facelift (2005-2009) Wiring diagram engine performance 4.2l vin s

1433 2759 2751 STARTING/CHARGING SYSTEM 380 1161 84 510 1164 121 1320 A/C SYSTEM 5 VOLT REF A/C COMPR RLY LOW REF LOW REF A/C SYSTEM ACCELERATOR PEDAL POSITION (APP) SENSOR (ABOVE ACCELERATOR PEDAL, ON BRACKET) AIR PUMP RELAY ANTI-LOCK BRAKES SYSTEM BLK WIRE BRN WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM COOLING FANS SYSTEM CRUISE CONTROL SYSTEM DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE FUEL PMP RLY PWRTRN RLY COIL GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES HOT IN ACCY, RUN, OR START HOT IN RUN OR START IGN 0 FUSE 47 IGN E FUSE 22 INSTRUMENT CLUSTER SYSTEM INSTRUMENT PANEL CLUSTER LT BLU WIRE MALFUNCTION INDICATOR LAMP MIL CTRL APP SENS 2 SIG ORG/ WIRE ORG/BLK WIRE PCM B FUSE 10 PNK PNK WIRE PNK WIRE PNP SW INPUT LOW REF LOW REF POWERTRAIN CONTROL MODULE (PCM) (ON UPPER LEFT SIDE OF ENGINE) PPL REAR FUSE BLOCK RED/BLK WIRE RES/ACC SW FUEL LVL IGN 1 VOLTAGE PPL PNK WIRE STARTING/ CHARGING SYSTEM STOP LAMP SWITCH (ON BRAKE PEDAL ASSEMBLY) TAN WIRE TRANSFER CASE CIRCUIT UNDERHOOD FUSE BLOCK (ON LEFT SIDE OF ENGINE COMPT) WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE

AIR PUMP FUSE 56 AIR SOL FUSE 54 AIR SOL RELAY 55 BLK WIRE BLK/WHT WIRE BRN WIRE BRN/WHT PNK/BLK WIRE BRN/WHT WIRE CAMSHAFT POSITION (CMP) SENSOR (RIGHT FRONT OF ENGINE BLOCK) DK GRN WIRE DK GRN/WHT WIRE F/PMP RELAY 41 FUEL PUMP/, SENDER ASSEMBLY (2006: INSIDE FUEL TANK) (2007: TOP OF FUEL TANK) GRY WIRE HOT AT ALL TIMES HOT IN RUN OR START LT BLU/BLK WIRE NCA WIRE ORG/BLK WIRE PCM B FUSE 10 PNK PNK WIRE PNK WIRE PNK/BLK WIRE PPL PPL 10 11 12 RED WIRE SECONDARY AIR INJECTION PUMP (LEFT FRONT OF CHASSIS) SECONDARY AIR INJECTION PUMP RELAY SECONDARY AIR INJECTION SOLENOID (UPPER RIGHT SIDE OF ENGINE) TAC MOTOR UNDERHOOD FUSE BLOCK UNDERHOOD FUSE BLOCK (ON LEFT SIDE OF ENGINE COMPT) WHT WIRE YEL WIRE

1 2 3 4 5 PPL 11 12 PNK WIRE BLK WIRE BLK/WHT WIRE BRN WIRE BRN/WHT WIRE CAMSHAFT ACTUATOR SOLENOID ASSEMBLY (RIGHT FRONT OF CYLINDER HEAD) DK GRN WIRE ENGINE COOLANT TEMPERATURE (ECT) SENSOR (LOWER RIGHT REAR OF ENGINE BLOCK) GRY WIRE HOT IN RUN OR START LT BLU/BLK WIRE LT GRN WIRE LT GRN/BLK WIRE ORG/BLK WIRE PNK 18 19 20 21 22 23 24 25 26 27 28 29 WIRE PNK PNK PNK PNK PNK PNK PPL WIRE PNK PNK WIRE PNK WIRE PNK/BLK WIRE PPL PPL 10 11 12 PPL 13 14 15 16 17 RED WIRE UNDERHOOD FUSE BLOCK PCM I FUSE 28 (ON LEFT SIDE OF ENGINE COMPT) WHT WIRE YEL WIRE YEL/BLK WIRE

1 2 3 4 5 PPL 11 12 PNK WIRE 4 5 6 7 8 9 PNK WIRE AIR SOL RELAY BLK WIRE BLK/WHT WIRE BRN WIRE BRN/WHT WIRE CAM POS SOL HI CKP SENS SIG COOLING FANS SYSTEM CPM SENS SIG DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DK GRN/WHT WIRE ECT SENS SIG FUEL INJ 1 FUEL INJ 2 FUEL INJ 3 FUEL INJ 4 FUEL INJ 5 FUEL INJ 6 GEN TURN ON SIG GFD CYC SIG GROUND GRY WIRE IAT SENS SIG IC 1 CTRL IC 2 CTRL IC 3 CTRL IC 4 CTRL IC 5 CTRL IC 6 CTRL KS 1 SIG KS 2 SIG LOW REF LT BLU WIRE LT BLU/BLK WIRE LT BLU/WHT WIRE LT GRN WIRE LT GRN/BLK WIRE MAF SEN SIG MAP SENS SIG ORG/BLK WIRE PNK 18 19 20 21 22 23 24 25 26 27 28 29 WIRE PNK 2 3 WIRE PNK PNK PNK PNK PNK PNK PPL WIRE PNK PNK PNK PNK PNK PNK WIRE PNK/BLK WIRE POWERTRAIN CONTROL MODULE (PCM) (ON UPPER LEFT SIDE OF ENGINE) PPL PPL 13 14 15 16 17 PPL/WHT WIRE RED WIRE RED/WHT WIRE STARTING/ CHARGING SYSTEM STARTING/CHARGING SYSTEM TAC MTR CTRL 1 TAC MTR CTRL 2 TAN WIRE TP SENS 1 SIG TP SENS 2 SIG WHT WIRE YEL WIRE YEL/BLK WIRE

4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 PNK WIRE BLK WIRE CTRL DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE ETC FUSE 23 FUSE 29 GRY WIRE HOT AT ALL TIMES HOT IN RUN OR START IGN IGNITION COILS KNOCK SENSOR 1 (FRONT) (LOWER LEFT FRONT OF ENGINE BLOCK) KNOCK SENSOR 2 (REAR) (LOWER LEFT REAR OF ENGINE BLOCK) LT BLU WIRE LT BLU/WHT WIRE NCA WIRE ORG/ WIRE PNK 1 2 WIRE PNK 2 3 WIRE PNK PNK PNK 3 4 5 6 7 WIRE PNK PNK PNK PNK PNK PNK WIRE PNK WIRE PPL PPL/WHT WIRE PWR/ TRN RELAY 57 RED/WHT WIRE SPARK PLUG TAN WIRE TCM CNSTR FUSE 26 UNDERHOOD FUSE BLOCK (ON LEFT SIDE OF ENGINE COMPT) WHT WIRE YEL WIRE

1-2 SHIFT SOLENOID 10 11 12 13 14 15 16 PNK PNK PNK WIRE 2-3 SHIFT SOLENOID 3-2 SHIFT SOLENOID AUTOMATIC AUTOMATIC TRANSMISSION BLK WIRE BRN WIRE CONTROL SOLENOID DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE GRY WIRE LO SW LT BLU WIRE LT BLU/WHT WIRE LT GRN WIRE LT GRN/BLK WIRE ORG/ WIRE PNK 1 2 WIRE PNK PNK PNK 3 4 5 6 7 WIRE PNK WIRE PPL PPL/WHT WIRE PRESSURE RED WIRE RED/BLK WIRE REV SW SENSOR SOLENOID TCC PMW SW SW TAN WIRE TAN/BLK WIRE TCC SOLENOID TEMPERATURE FLUID TRANSMISSION UNDERHOOD FUSE BLOCK (ON LEFT SIDE OF ENGINE COMPT) VALVE VEHICLE SPEED SENSOR (VSS) (LEFT REAR OF TRANSFER CASE) WHT WIRE YEL WIRE YEL/BLK WIRE

1-2 SHIFT SOL DELIVERED TORQ SIG 2-3 SHIFT SOL LOW OIL PRESS SW EVAP CAN PRG CTL 10 11 12 13 14 15 16 PNK PNK PNK WIRE ANTI-LOCK BRAKES SYSTEM BLK WIRE BLK/WHT WIRE BRN WIRE DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE ENGINE OIL PRESSURE SWITCH LOWER RIGHT OF ENGINE BLOCK) GRY WIRE HEATED OXYGEN SENSOR 1 (ON EXHAUST MANIFOLD, ON RIGHT SIDE OF ENGINE) HEATED OXYGEN SENSOR 2 (DOWNSTREAM OF CATALYTIC CONVERTER) LOW REF LT BLU/WHT WIRE LT GRN WIRE LT GRN/BLK WIRE NCA WIRE OIL PRESS SW SIG ORG/BLK WIRE PC SOL HI CTRL TFT SENS SIG PNK WIRE POWERTRAIN CONTROL MODULE (PCM) (UPPER LEFT SIDE OF ENGINE) PPL PPL/WHT WIRE RED WIRE RED/BLK WIRE REQ TORQ SIG PC SOL LOW CTRL TAN WIRE TAN/BLK WIRE TAN/WHT WIRE TCC PWM SOL TCC SOL VLV CTRL TFP SW SIG B VSS LOW SIG VSS HI SIG TFP SW SIG C AIR INJ CTRL VLV 1 TRAN RG SW SIG A 3-2 SHIFT SOL TRS SIG B TRS SIG P UNDERHOOD FUSE BLOCK UNDERHOOD FUSE BLOCK (ON LEFT SIDE OF ENGINE COMPT) WHT WIRE YEL WIRE YEL/BLK WIRE