WIRING INFORMATION: 2002 Chevy Trailblazer WIRE WIRE COLOR WIRE LOCATION 12V CONSTANT WIRE RED and RED/WHITE Ignition Harness STARTER WIRE YELLOW Ignition Harness IGNITION WIRE PINK Ignition Harness SECOND IGNITION WIRE WHITE Ignition Harness ACCESSORY WIRE ORANGE Ignition Harness SECOND ACCESSORY WIRE BROWN Ignition Harness KEYSENSE WIRE (-) LT.GREEN Ignition Harness POWER DOOR LOCK On these vehicles, door locks are controlled by a data bus system. This requires interfacing the door locks in several locations (each of the front doors, the rear hatch, and the fuse box under POWER DOOR UNLOCK the rear seat) or using a databus interface module made specifically for this vehicle. PARKING LIGHTS (-) GRAY/BLACK At Headlight Switch DOME LIGHT WIRE (+) GRAY/BLACK Fuse Box Under Rear Seat LEFT FRONT DOOR TRIGGER (-) GRAY/BLACK At Blue Plug At Window Switch In LF Door RIGHT FRONT DOOR TRIGGER (-) BLACK/WHITE At Blue Plug At Window Switch In RF Door LEFT REAR DOOR TRIGGER (-) BLUE/BLACK In Harness Under Door Sill At LR Door RIGHT REAR DOOR TRIGGER (-) GREEN/BLACK In Harness Under Door Sill At RR Door LIFTGATE GLASS TRIGGER (-) PURPLE At Liftgate Module Inside Liftgate REAR HATCH TRIGGER (-) PINK/BLACK At Liftgate Module Inside Liftgate FACTORY ALARM DISARM (-) LT.GREEN At Blue Plug At Window Switch In LF Door TACHOMETER WIRE WHITE At PCM On Driver Side Of Engine Bay BRAKE WIRE (+) WHITE At Brake Pedal Switch HORN TRIGGER (-) BLACK or BLACK/YELLOW Large Black Connector Under Column LEFT FRONT WINDOW UP BLUE At Switch Inside Driver Door LEFT FRONT WINDOW DOWN BROWN At Switch Inside Driver Door RIGHT FRONT WINDOW UP LT.BLUE At Switch Inside Passenger Door RIGHT FRONT WINDOW DOWN TAN At Switch Inside Passenger Door LEFT REAR WINDOW UP BLUE At Switch Inside Left Rear Door LEFT REAR WINDOW DOWN BROWN At Switch Inside Left Rear Door RIGHT REAR WINDOW UP BLUE At Switch Inside Right Rear Door RIGHT REAR WINDOW DOWN BROWN At Switch Inside Right Rear Door
This vehicle is equipped with the Passlock II anti-theft system. This must be bypassed when installing a remote start system.

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