I'm gonna install my head unit with the $10 harness because I'd rather have $110 in my pocket than have door chimes.
Will this eliminate the function of the OnStar in my car? It doesn't make a difference to me either way, but just for @!#$s and giggles.
Dan Trump
2004 Cavalier LS Sport - Victory Red
1996 Beretta Z26 - Raspberry Metallic
Yeah, i do believe you'll lose the onstar.