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Question:

2002 Chevy Trailblazer radio wiring diagram?

I have a 2002 chevy trailblazer lt and i was trying to see if anyone knows what color is what for the radio harness i want to straight wire my aftermarket cd player in because the harness is 100 dollars to buy. if anyone can tell me which wire goes to where by color or know of a good diagram i would appreciate it.

Answer:

2002 Chevrolet Trailblazer Car Stereo Radio Wiring Diagram Car Radio Constant 12v+ Wire: Orange Car Radio Switched 12v+ Wire: Yellow Car Radio Ground Wire: Black Car Radio Illumination Wire: Gray Car Stereo Dimmer Wire: Brown Car Stereo Antenna Trigger: Pink Car Stereo Amp Trigger Wire: N/A Car Stereo Amplifier Location: N/A Front Speakers Size: N/A Front Speakers Location: N/A Left Front Speaker Positive Wire (+): Tan Left Front Speaker Negative Wire (-): Gray Right Front Speaker Positive Wire (+): Light Green Right Front Speaker Negative Wire (-): Dark Green Rear Speakers Size: N/A Rear Speakers Location: N/A Left Rear Speaker Positive Wire (+): Brown Left Rear Speaker Negative Wire (-): Yellow Right Rear Speaker Positive Wire (+): Dark Blue Right Rear Speaker Negative Wire (-): Light Blue
For the best answers, search on this site https://shorturl.im/axGCh the radio runs the the body control module if you remove it without a kit the door locks , defrost and more may not work. Find a kit if it is not available wait for one the system works with very few wires and uses resistance instead. you could mess up the car a bit
You can get the harness at WalMart or Best Buy. It connects to the aftermarket radio and then just plugs right in to the vehicles harness.....unless you already hacked it off. The thing only cost about $15.00 and makes the installation process a breeze.
Radio Wiring Diagram
Go to Auto Zone and buy a Haynes manual on the truck, it will have the wiring diagrams in the back

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