Chevrolet Colorado I (2004-2012) red/blk Wiring diagrams

1-2 SHIFT SOLENOID (SS) VALVE 2-3 SHIFT SOL CTRL 2-3 SHIFT SOLENOID (SS) VALVE AUTOMATIC TRANSMISSION AUTOMATIC TRANSMISSION FLUID TEMPERATURE (TFT) SENSOR AUTOMATIC TRANSMISSION INPUT SPEED (ISS) SENSOR AUTOMATIC TRANSMISSION INTERNAL MODE SWITCH (IMS) BLK WIRE BLK/WHT WIRE BRN WIRE COMPUTER DATA LINES SYSTEM DATA BUS - DK BLU/WHT WIRE DK GRN WIRE DK GRN/WHT WIRE ENGINE CONTROL MODULE (ECM) (RIGHT REAR OF ENGINE COMPT) GRY WIRE GRY/WHT WIRE HI SPD SERIAL DATA - HI SPD SERIAL DATA + HOT AT ALL TIMES HOT W/ RUN/ CRNK RELAY ENERGIZED IGN SERIAL DATA IGN VOLT IGNITION SWITCH LO REF TRANS RANGE SW B LOGIC INSTRUMENT PANEL CLUSTER LT BLU WIRE LT BLU/WHT WIRE LT GRN WIRE LT GRN/BLK WIRE NEUTRAL SIG OFF ORG/ WIRE ORG/BLK WIRE PARK PNK WIRE PPL PPL/WHT WIRE PRESSURE CONTROL (PC) SOLENOID VALVE RED WIRE RED/BLK WIRE RUN WIRE SERIAL DATA TAN WIRE TAN/BLK WIRE TAN/WHT WIRE TCC SOL VALVE CTRL TCM (LEFT FRONT SIDE FUSE OF ENGINE COMPT) TFT SENS SIG TORQUE CONVERTER CLUTCH (TCC) PULSE WIDTH MODULATION (PWM) SOLENOID VALVE TORQUE CONVERTER CLUTCH (TCC) SOLENOID VALVE TRANS FUSE TRANS RANGE SW A LO REF IGN VOLT B+ TRANS RANGE SW C TRANSFER CASE) TRANSMISSION TRANSMISSION CONTROL MODULE (TCM) UNDERHOOD FUSE BLOCK UP SHIFT IND VEHICLE SPEED SENSOR (VSS) VSS LO SIG PC SOL VALVE LO CTRL WHT WIRE YEL WIRE YEL/BLK WIRE

A/C CLTCH DIODE A/C CMPRSR FUSE A/C REFRIGERANT PRESSURE SENSOR (RIGHT REAR OF ENGINE COMPT) A/C RELAY BLK WIRE CLUTCH RLY CTRL DK GRN WIRE DK GRN/WHT WIRE ENGINE CONTROL MODULE (ECM) (RIGHT REAR OF ENGINE COMPT) GROUND DISTRIBUTION SYSTEM GRY WIRE HOT AT ALL TIMES HOT W/ RUN/CRNK RELAY ENERGIZED IGN FUSE LOW REF PRESS SENS RED/BLK WIRE UNDERHOOD FUSE BLOCK (LEFT FRONT SIDE OF ENGINE COMPT)

1807 745 747 746 748 1251 COMPUTER DATA LINES SYSTEM 2.9L 3.7L 301 28 EXTERIOR LIGHTS SYSTEM HORNS SYSTEM 5.3L 72 48 FUEL INJ 1 FUEL INJ 3 FUEL INJ 8 844 (OR 845) (OR 877) 846 (OR 1745) BATT POS VOLT BATT POS VOLT BATT POS VOLT PARK LAMP RLY CTRL HORN RLY CTRL BLK WIRE BLK/WHT WIRE BLU WIRE BODY CONTROL MODULE (BCM) (BEHIND RIGHT KICK PANEL) BRN/WHT WIRE CLSTR FUSE ERLS FUSE COMPUTER DATA LINES SYSTEM CREW CAB DATA LINK CONNECTOR (DLC) (LOWER LEFT SIDE OF DASH) DK BLU/WHT WIRE DOOR JAMB SWITCH (IN RIGHT "B" PILLAR) DRIVER DOOR JAMB SWITCH (IN LEFT "B" PILLAR) ENGINE CONTROL MODULE (ECM) (RIGHT REAR OF ENGINE COMPT) EXCEPT 5.3L FRONT PASSENGER FUEL FUEL FUEL INJECTOR INJECTOR INJECTOR FUEL FUEL INJECTOR INJECTOR FUEL INJ 2 FUEL INJ 6 FUEL INJ 4 FUEL INJ 5 FUEL INJ 3 52 70 49 16 844 845 1746 FUEL INJ 4 FUEL INJ 2 (OR 844) FUEL INJ 7 FUEL INJ 5 FUEL INJ 4 FUEL INJECTOR FUEL INJECTOR 2 (TOP OF ENGINE, ATTACHED TO FUEL RAIL) FUEL INJECTOR 3 (5.3L) (TOP OF ENGINE) FUEL INJECTOR 4 (5.3L) (TOP OF ENGINE) FUEL INJECTOR 5 (5.3L) (TOP OF ENGINE) FUEL INJECTOR 6 (TOP OF ENGINE) GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES HOT W/ RUN/CRNK RELAY ENERGIZED IGNITION SWITCH INJ FUSE BCK/UP FUSE LT BLU/BLK WIRE LT GRN/BLK WIRE OFF OFF KEY-IN SWITCH ORG/ WIRE PNK PNK WIRE PNK WIRE PNK/BLK WIRE POWER DISTRIBUTION SYSTEM INSTRUMENT PANEL CLUSTER (IPC) PPL PPL PPL 16 15 1807 1807 CLASS 2 DATA CLASS 2 DATA RED/BLK WIRE RUN WIRE SECURITY IND SECURITY IND 5 VOLT IGN VOLT CLASS 2 SERIAL DATA TBC FUSE THEFT RESISTOR TOP OF ENGINE) TRN/HAZRD REAR FUSE TURN/ HAZRD FRT FUSE UNDERHOOD FUSE BLOCK (LEFT FRONT SIDE OF ENGINE COMPT) WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE

300 1807 1807 PPL PPL 5.3L 53 15 16 RLY CTRL SERIAL DATA SERIAL DATA PPL PPL 55 35 SENS SIG LOW REF 57 37 21 PRESS SENS SIG A/C CLTCH DIODE A/C CMPRSR FUSE A/C COMPRESSOR CLUTCH (5.3L: FRONT A/C FUSE A/C REFRIGERANT PRESSURE SENSOR (RIGHT REAR OF ENGINE COMPT) A/C RELAY BLK WIRE BLOWER MOTOR (BELOW RIGHT SIDE OF DASH) BLOWER MOTOR RESISTOR ASSEMBLY (LOWER RIGHT SIDE OF DASH, NEAR BLOWER MOTOR) BLOWER MOTOR SWITCH BLWR FUSE BODY CONTROL MODULE (BCM) (BEHIND RIGHT KICK PANEL) BRN WIRE COMPUTER DATA LINES SYSTEM DIMMER SW SIG GND DK GRN WIRE DK GRN/WHT WIRE ENGINE CONTROL MODULE (ECM) (RIGHT REAR OF ENGINE COMPT) ENGINE COOLANT TEMPERATURE (ECT) SENSOR (LEFT SIDE OF ENGINE) ENGINE COOLANT TEMPERATURE (ECT) SENSOR (ON LEFT REAR OF ENGINE) EVAPORATOR TEMPERATURE SENSOR (LOWER RIGHT SIDE OF DASH) EXCEPT 5.3L GROUND DISTRIBUTION SYSTEM GRY WIRE HOT AT ALL TIMES HOT W/ RUN/CRNK RELAY ENERGISED HVAC CONTROL MODULE IGN 3 HVAC RELAY IGN 3 VOLTAGE SERIAL DATA SERIAL DATA A/C REQ SIG IGN FUSE LOGIC LOW OFF LOW REF LT BLU WIRE LT GRN WIRE LT GRN/BLK WIRE NCA WIRE OF ENGINE) (EXCEPT 5.3L: LEFT FRONT OF ENGINE) ORG/ WIRE PNK/WHT WIRE POWER DISTRIBUTION SYSTEM RECIRCULATION ACTUATOR (RIGHT SIDE OF DASH) RED/BLK WIRE TAN WIRE UNDERHOOD FUSE BLOCK (LEFT FRONT SIDE OF ENGINE COMPT) YEL WIRE

20 1807 PPL 7 15 ST LP CTRL SERIAL DATA A/T SHIFT LOCK CONTROL SOLENOID (UNDER CENTER CONSOLE, LEFT SIDE OF SHIFTER) AUTOMATIC TRANSMISSION AUTOMATIC TRANSMISSION INTERNAL MODE SWITCH (IMS) BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (BEHIND RIGHT KICK PANEL) BRN WIRE COMPUTER DATA LINES SYSTEM DK GRN/WHT WIRE ENGINE CONTROL MODULE (ECM) (RIGHT REAR OF ENGINE COMPT) GRY WIRE GRY/WHT WIRE HOT AT ALL TIMES LT BLU WIRE ORG/ WIRE ORG/BLK WIRE PPL SERIAL DATA RED/BLK WIRE SOL CTRL STOP FUSE STOP LAMP SWITCH (ABOVE BRAKE PEDAL ASSEMBLY) TAN WIRE TAN/WHT WIRE TBC FUSE TRANSMISSION CONTROL MODULE (TCM) UNDERHOOD FUSE BLOCK (LEFT FRONT SIDE OF ENGINE COMPT) VSES/STOP RELAY WHT WIRE YEL WIRE YEL/BLK WIRE

A/C REFRIGERANT PRESS SENS SIG AIR CONDITIONING SYSTEM BLK WIRE BRN WIRE CLUTCH PEDAL POS SIG CLUTCH PEDAL POSITION (CPP) SENSOR (M/T) CTRL VALVE CTRL AIR INJ REACTION DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE ECT SENSOR SIGNAL ENGINE CONTROL MODULE (ECM) (RIGHT REAR OF ENGINE COMPT) ENGINE COOLANT TEMPERATURE (ECT) SENSOR (ON LEFT REAR OF ENGINE) ERLS FUSE EVAPORATIVE EMISSION (EVAP) CANISTER PURGE SOLENOID VALVE GROUND DISTRIBUTION SYSTEM GRY WIRE HOT W/ RUN/CRNK RELAY ENERGIZED IGN FUSE INJ FUSE INSTRUMENT CLUSTER SYSTEM LT BLU WIRE LT BLU/BLK WIRE LT GRN WIRE LT GRN/BLK WIRE MAP SENSOR SIGNAL NCA WIRE OF TRANSFER CASE) OIL PRESS SW SIG ORG/BLK WIRE PCM-I FUSE PNK PNK PPL PNK PNK PNK PNK PNK PNK PNK WIRE PNK PNK WIRE PNK WIRE PNK/BLK WIRE PPL PPL PNK PNK WIRE PPL/WHT WIRE RED/BLK WIRE RED/WHT WIRE TAN WIRE TAN/BLK WIRE TRANSMISSION UNDERHOOD FUSE BLOCK (LEFT FRONT SIDE OF ENGINE COMPT) VEHICLE SPEED SENSOR (VSS) (M/T) VSS HIGH SIGNAL VSS LOW SIGNAL YEL WIRE

18 19 PNK WIRE A/C REFRIGERANT PRESS SENS SIG AIR CONDITIONING SYSTEM AIR INJECTION REACTION BLK WIRE BLK/WHT WIRE BRN WIRE CTRL VALVE CTRL DK GRN WIRE DK GRN/WHT WIRE ECT SENSOR SIGNAL ENGINE CONTROL MODULE (ECM) (RIGHT REAR OF ENGINE COMPT) ENGINE COOLANT TEMPERATURE (ECT) SENSOR (ON LEFT REAR OF ENGINE) ERLS FUSE GROUND DISTRIBUTION SYSTEM GRY WIRE HOT W/ RUN/CRNK RELAY ENERGIZED IGN FUSE INJ FUSE INSTRUMENT CLUSTER SYSTEM LT BLU WIRE LT BLU/BLK WIRE LT GRN WIRE LT GRN/BLK WIRE MAP SENSOR SIGNAL NCA WIRE OIL PRESS SW SIG ORG/BLK WIRE PCM-I FUSE PNK PNK PNK PNK PNK WIRE PNK PNK PPL PNK PNK PNK WIRE PNK PNK WIRE PNK WIRE PNK/BLK WIRE PPL PPL PNK PNK WIRE RED/BLK WIRE RED/WHT WIRE TAN/BLK WIRE UNDERHOOD FUSE BLOCK (LEFT FRONT SIDE OF ENGINE COMPT) YEL WIRE

1807 1807 COMPUTER DATA LINES SYSTEM 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 ECT SENSOR SIGNAL ABS BRAKE SW SIG ACCELERATOR PEDAL POSITION (APP) SENSOR (ON ACCELERATOR BRACKET) AIR CONDITIONING SYSTEM APP SENSOR 1 SIGNAL FUEL TANK PRESSURE SENS SIG APP SENSOR 2 SIGNAL BLK WIRE BRN WIRE BRN/WHT WIRE CNSTR STOP FUSE VENT FUSE COMPRESSOR CLUTCH RLY CTRL CRUISE CONTROL SWITCH SIG CRUISE CONTROL SYSTEM DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE ENGINE CONTROL MODULE (ECM) (RIGHT REAR OF ENGINE COMPT) ENGINE COOLANT TEMPERATURE (ECT) SENSOR (LEFT SIDE OF ENGINE) EVAP CANISTER VENT SOL CTRL FUEL PUMP, SENDER ASSEMBLY (TOP OF FUEL TANK) FUEL TANK PRESSURE (FTP) SENSOR (AT TOP LEFT REAR OF FUEL TANK) GRY WIRE HOT AT ALL TIMES IGN VOLT IGNITION SWITCH IGNITION VOLTAGE IGNITION VOLTAGE BATTERY POSITIVE VOLTAGE PNK WIRE LOW REF LOW REF LOW REF PPL LT BLU WIRE LT GRN WIRE MAP SENSOR SIGNAL MIL CTRL FUEL PMP RLY CTRL NCA WIRE OFF ORG/ WIRE PNK WIRE POWERTRAIN RELAY CONTROL PPL PPL FUEL LEVEL SENSOR SIGNAL PPL PPL CLASS 2 SERIAL DATA CLASS 2 SERIAL DATA RED/BLK WIRE REFRIGERANT PRESS SENS SIG RUN WIRE STARTER ENABLE RELAY CTRL STARTING/CHARGING SYSTEM STOP LAMP CTRL STOP LAMP SWITCH (ABOVE BRAKE PEDAL ASSEMBLY) TAN WIRE TRANSMISSIONS SYSTEM UNDERHOOD FUSE BLOCK (LEFT FRONT SIDE OF ENGINE COMPT) VSES STOP RELAY W/ IMMOBILIZER WHT WIRE WHT/BLK WIRE WHT/RED WIRE YEL WIRE YEL/BLK WIRE

BCKUP FUSE BLK WIRE BLK/WHT WIRE BRN WIRE DK BLU/WHT WIRE DK GRN WIRE DK GRN/WHT WIRE ERLS FUSE EVAPORATIVE EMISSION (EVAP) CANISTER PURGE SOLENOID VALVE (TOP OF ENGINE) FUEL INJECTORS (TOP OF ENGINE) GROUND DISTRIBUTION SYSTEM GRY WIRE HOT W/ RUN/CRNK RELAY ENERGIZED IGN FUSE IGNITION COIL 2 IGNITION COIL 4 IGNITION COIL 6 IGNITION COIL 8 LT BLU WIRE LT BLU/BLK WIRE LT GRN/BLK WIRE NCA WIRE PCM-I FUSE PNK PPL WIRE PNK WIRE PNK/BLK WIRE PPL PPL PNK PNK PNK PNK PNK WIRE PPL PNK PNK WIRE RED WIRE RED/BLK WIRE SPARK PLUG UNDERHOOD FUSE BLOCK (LEFT FRONT SIDE OF ENGINE COMPT) YEL WIRE YEL/BLK WIRE

A/T BANK 1 SENSOR 1 (BEFORE THE LEFT CATALYTIC CONVERTER) BANK 1 SENSOR 2 (AFTER LEFT CATALYTIC CONVERTER) BLK WIRE BLK/ WHT WIRE BLK/WHT WIRE BRN WIRE BRN/WHT WIRE CAMSHAFT POSITION (CMP) SENSOR (FRONT OF ENGINE) CMP SENSOR SIGNAL OIL PRESSURE SENSOR SIGNAL CRANKSHAFT POSITION (CKP) SENSOR DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DK GRN/WHT WIRE ENGINE CONTROL MODULE (ECM) (RIGHT REAR OF ENGINE COMPT) FUEL INJECTOR 2 CONTROL IC 7 CONTROL IC 5 CONTROL LOW REFERENCE FUEL INJECTOR 3 CONTROL IC 8 CONTROL IC 4 CONTROL LOW REFERENCE FUEL INJECTOR 4 CONTROL FUEL INJECTOR 7 CONTROL FUEL INJECTOR 1 CONTROL GROUND FUEL INJECTOR 6 CONTROL IC 2 CONTROL IC 6 CONTROL IC 3 CONTROL FUEL INJECTOR 8 CONTROL FUEL INJECTOR 5 CONTROL GROUND DISTRIBUTION SYSTEM GRY WIRE GRY/BLK WIRE HEATED OXYGEN IAT SENSOR SIGNAL CKP SENSOR SIGNAL TP SENSOR 1 SIGNAL INSTRUMENT CLUSTER SYSTEM KNOCK SENSOR (KS) 1 (LEFT SIDE OF ENGINE) KNOCK SENSOR (KS) 2 (RIGHT SIDE OF ENGINE) LOW REFERENCE LOW REFERENCE LOW REFERENCE LT BLU WIRE LT BLU/BLK WIRE LT BLU/WHT WIRE LT GRN/BLK WIRE MASS AIR FLOW (MAF)/ INTAKE AIR TEMPERATURE (IAT) SENSOR ORG/ WIRE PNK PPL WIRE PNK WIRE PNK/BLK WIRE PPL PPL PNK PNK WIRE PPL TP SENSOR 2 SIGNAL MAF SENSOR SIGNAL PPL/WHT WIRE RED WIRE RED/BLK WIRE RED/WHT WIRE TAC MOTOR CONTROL 1 TAC MOTOR CONTROL 2 IGNITION VOLTAGE SOLENOID CTRL TAN WIRE TAN/WHT WIRE UNDERHOOD FUSE BLOCK WHT/BLK WIRE YEL WIRE YEL/BLK WIRE