i brought the pics from this site to my dealer, he found anotice from somplace about the fix, he notified gm and faxed the pics to them, he called me 8-17-05 and told me on july 27 g m sent out orders to fix it , the fix is a complete exhust system cat conv, muffler everything so thanks to this site my new system is on order. check with your dealers and spread the word. :grd: .