First, here's the link
http://gatorbackcoatings.com (click cladding restoration on the left then look at the bottom for the TSB link. Print it and take it to the dealer, that way they feel obligated to some degree to do it)
Second, the TSB is TSB # 08-08-111-003 It covers 2003-2007 H2 SUV and SUT
Hope this works out for you......Jamie