$500 Cash Incentive. Customers who currently own or lease a 1999 or newer Buick, Cadillac, Chevrolet, Hummer, Oldsmobile, Pontiac, GMC or Saturn car or light truck get loyalty allowance good towards purchase or lease of the models as shown below. Not required to trade qualifier vehicle. Offer is transferable within household with proof of residency. 2011-2012 Avalanche, Corvette, Silverado= $1000 2011-2012 Camaro (OK ZL1), Colorado, Cruze, Express, Impala, Malibu, Suburban, Tahoe, Traverse = $500. 2011 Aveo, HHR = $500. 2011-2012 Equinox, Volt, 2012 Sonic = $250. Proof of ownership of lease required. Not compatible with some other incentives

Offer ends 2012-02-29