2003 Chevy Cavalier OE Wiring Harnesses & Stereo Adapters Chevy Cavalier 2003, Factory Replacement Wiring Harness by Metra®, with OEM Radio Plug. For factory stereo. This high-quality Metra wiring harness is just what you need to replace your defective or aged factory wiring harness. 2003 chevy cavalier wiring harness | eBay Find great deals on eBay for 2003 chevy cavalier wiring harness. Shop with confidence. Skip to main content. eBay Logo: Wire Harness RADIO SIDE For GM PLUG 71-2003-1 Plugs into Factory Radio US Stock (Fits: 2003 Chevrolet Cavalier) Brand New.
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