The Install Doctor - Radio Wire Harness and Colors - Chevy Free car stereo and car radio installation resource. Step by step installation instructions complete with photos, tool list, and wiring detail. 10357894 - Genuine GM Parts Radio Asm-Amplitude Modulation/Frequency Modulation Stereo & Clock & Audio Disc for $366. All parts are backed by the GM's warranty. GM Part No.: 10357894.