The DIY Network is sponsoring the Great Garage Giveaway 2008 Sweepstakes where you could win $50,000 in cash to build or remodel your garage and an all new 2008 GMC Sierra Denali. Enter this cash sweepstakes and car sweepstakes by March 17, 2008 for a chance to win. Enter the Great Garage Giveaway sweepstakes.