Quote Originally Posted by coolone View Post
$100 for wire harness? Really? Do you mean the wire harness adapter to connect your head unit to the stock wiring connector? Definitely not $100, more like $15-20. You can get it at crutchfield even if you don't buy the head unit there. If you do, you get it free. Just sayin...
It's more to it then that he needs a special harness to maintain chimes, onstar etc. w/o the car will continue to flash service codes.