I got the extended warranty for my H3 and my wife's Montana from a dealership in PA. They sell via the internet and the price is alot less and you don't have to pay state sales tax if you are outside PA. The dealership I think is
http://www.gmoutlet.com/ the prices are below what any of the local dealer's I talked to could get me by over 400 dollars per car. I payed by credit card and a couple weeks later the policy was in my mailbox. I hope this helps.