Chevrolet Colorado I (2004-2012) crew cab Wiring diagrams

BATT BATT COURTESY LPS BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (BCM) (BEHIND RIGHT KICK PANEL) CARGO LAMP SWITCH CARGO LP SW LP SW SIG OVERRIDE SW LOW REF PPL CHMSL COURTESY LPS CREW CAB DK BLU/WHT WIRE DOME ON SWITCH DOME OVERRIDE SWITCH DOME/READING LAMPS DRIVER DOOR JAMB SWITCH (IN LEFT "B" PILLAR) EXTENDED CAB GRY/BLK WIRE HEADLAMP, PANEL DIMMER SWITCH HOT AT ALL TIMES LEFT CARGO LAMP LEFT CENTER HIGH MOUNTED STOP LAMP (CHMSL) LEFT REAR DOOR JAMB LF DOOR AJAR LR DOOR AJAR RR DOOR AJAR RF DOOR AJAR LOW CTRL LT BLU/BLK WIRE LT GRN/BLK WIRE ORG/ WIRE PASSENGER DOOR JAMB SWITCH (IN RIGHT "B" PILLAR) PPL RIGHT CARGO LAMP RIGHT CENTER HIGH MOUNTED STOP LAMP RIGHT REAR DOOR JAMB SWITCH (IN RIGHT "C" PILLAR) SWITCH (IN LEFT "C" PILLAR) TBC FUSE TRN/HAZRD FRT FUSE UNDERHOOD FUSE BLOCK (LEFT FRONT SIDE OF ENGINE COMPT) W/ PREMIUM LIGHTING WHT WIRE WHT/BLK WIRE

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

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 LOW ENGINE OIL PRESSURE IND 12 16 15 MIL CTRL SERIAL DATA SERIAL DATA PPL PPL 24 40 LOW REF 5 VOLT REF 5.3L ABS IND. AIR BAG IND BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (BCM) (BEHIND RIGHT KICK PANEL) BRAKE FLUID LEVEL SWITCH (ON BRAKE FLUID RESERVOIR) BRAKE IND BREAKOUT) BRN/WHT WIRE CHIME CLASS 2 CLSTR FUSE COMPUTER DATA LINES SYSTEM CREW CAB CRUISE IND DK GRN WIRE DRIVER DOOR JAMB SWITCH (IN LEFT "B" PILLAR) DRIVER INFORMATION CENTER (DIC) DISPLAY DRIVER SEAT BELT BUCKLE (RIGHT SIDE OF DRIVER'S SEAT) DRIVER SEAT BELT SWITCH DRL IND ECT SENS ENGINE COOLANT TEMPERATURE (ECT) SENSOR (LEFT SIDE OF OF ENGINE) ENGINE COOLANT TEMPERATURE (ECT) SENSOR (ON LEFT REAR OF ENGINE) ENGINE COOLANT TEMPERATURE GAUGE ENGINE OIL PRESSURE (EOP) SENSOR (5.3L) (LEFT SIDE OF ENGINE) ENGINE OIL PRESSURE (EOP) SWITCH (3.7L) (RIGHT FRONT OF ENGINE) EXCEPT 5.3L EXTENDED CAB FUEL GAUGE FUEL PUMP, SENDER ASSEMBLY (TOP OF FUEL TANK) GRY WIRE GRY/BLK WIRE HIGH BEAM IND HOT AT ALL TIMES IGN ILLUMINATION (4 BULBS) INFLATABLE RESTRAINT SENSING, DIAGNOSTIC MODULE (BENEATH CENTER CONSOLE) INSTRUMENT PANEL CLUSTER (IPC) LEFT REAR DOOR JAMB SWITCH (IN LEFT "C" PILLAR) LEFT TURN IND LOGIC LOW ENGINE OIL PRESSURE PARK BRAKE SWITCH (LOWER LEFT END OF DASH) GAUGE LOW REF LT BLU WIRE LT BLU/BLK WIRE LT GRN/BLK WIRE MALFUNCTION IND NCA WIRE OIL PRESS ORG/ WIRE PASSENGER DOOR JAMB SWITCH (IN RIGHT "B" PILLAR) PNK WIRE PPL PPL FUEL LEVEL PPL PPL PPL PPL SEAT BELT IND PPL/ PPL/ PPL/ RIGHT REAR DOOR JAMB SWITCH (IN RIGHT "C" PILLAR) RIGHT TURN IND SECURITY IND SECURITY IND L TURN IND R TURN IND SENS SIG SERIAL DATA SERIAL DATA GROUND BATTERY SPEEDOMETER SUPPLEMENTAL RESTRAINTS SYSTEM TACHOMETER TAN WIRE TAN/BLK WIRE TAN/WHT WIRE UNDERHOOD FUSE BLOCK (LEFT FRONT SIDE OF ENGINE COMPT) UP SHIFT IND SEAT BELT IND CTRL VOLTS YEL WIRE