A detail of the grill of a 2011 Chevrolet Cruze compact car, right, is seen near another Chevrolet Cruze, left, on the lot of a dealership, in Norwood, Mass., Tuesday, May 31, 2011. General Motors' ... more 
A detail of the grill of a 2011 Chevrolet Cruze compact car, right, is seen near another Chevrolet Cruze, left, on the lot of a dealership, in Norwood, Mass., Tuesday, May 31, 2011. General Motors' U.S. sales fell 1.2 percent in May as it offered fewer deals to customers. less 
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Associated Press | Photo By Steven Senne
Wed, Jun 1, 2011 11:01 AM EDT