Maybe...is the GM dealership in town part of a "multi-franchise" dealership, that sells a variety of brands, not just Chevy and Buick? We have dealerships here where I live that hold as many as ten ot twelve franchises (Ford, Lincoln, Mercury, Toyota, Honda, Chevy, Acura, Dodge, etc.), so there may be 'superdealers' n your area, as well. Go see your sales guy...can't hurt to ask.