Union Park Buick GMC has been serving Wilmington, DE, and surrounding communities since 1955. You can count on our experienced team to help you find the vehicle you’ll love. Browse our website – – or visit our showroom at 1704 Pennsylvania Avenue in Wilmington. We have the newest Buick and GMC models available in New Castle County and a great pre-owned selection! For service on your Buick or GMC, visit our Service & Parts Departments just around the corner at 901 N. Union Street.
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