O'Connor Chevrolet Buick Pontiac GMC Cadillac!

We are proud to offer a large inventory of new and used cars, trucks, vans, and SUVs. According to GM, we’re the largest GMC dealer and the #1 GMC Sierra truck dealer in the US, so we’re confident we can help you find the perfect vehicle for you! Come see our wide selection of new and used vehicles at your Bangor Buick and Bangor Pontiac area dealer. We also invite our Bangor GMC and Bangor Cadillac customers to view the GMC Sierra, Chevrolet Impala, Buick Enclave, Pontiac Vibe, Cadillac Escalade, and more. If you’re looking for superior GM vehicles and GMC trucks in Maine, schedule a test drive today!

If you've been searching for Portland Buick and Portland Pontiac dealers in your area, come see us at O'Connor. We also serve our Portland GMC and Portland Cadillac customers. View our hours & map and look no further for GMC or Chevrolet dealers in Augusta, ME, GMC or Chevrolet dealers in Bangor, or GMC or Chevrolet dealers in Portland, Maine!