2001 Chevy Cavalier Headunit Audio Radio Wiring Install Nov 09, 2015Here is the audio stereo radio wiring information for your 2001 Chevrolet Cavalier with the standard system. It will be useful when installing a stereo sound system, aftermarket headunit radio, or other automotive accessories. 2001 Chevy Cavalier OE Wiring Harnesses & Stereo Adapters Chevy Cavalier 2001, 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. This..