0% APR financing up to 72 months (with approved credit) is available on selected new 2008 models if you trade a 1999 or newer vehicle (through 07/31/2008)! This APR offer applies to new 2008 Tahoe (except Hybrid), Suburban, Avalanche, and Silverado 1500 Ext. Cab and Crew Cab trucks. (Cannot be combined with rebate or bonus cash.)