It is fucked up, but it's only for a year, not for an entire lifetime (that would cost GM too much). It's an obvious gimmick to stimulate slowing SUV sales. But if they weren't offering this deal, they'd be offering a different deal of equal value (i.e. employee pricing, cash back, 0% financing, etc).
And another good read - the double comma is there, you'll need to C&P http://www.guardian.co.uk/usa/story/0,,1808314,00.html I get the bus to a from work most days, but actaully walk home quite a lot when I think about it. costs me 1.08 a day for my pass.