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Sudbay Auto: Your Gloucester New and Used GM Dealer for 50 Years

Sudbay Auto has been family owned since 1965. As your local Chevrolet, Buick, Cadillac, and GMC dealer, our strong and committed sales staff has many years of experience satisfying our customers' needs. We encourage anyone looking for a new vehicle to browse our inventory online, request more information, or inquire about financing!

Customer reviews

4.8 / 5

Dealer Rating

Our average rating from our customers is

4.8 / 5

Read Reviews

  • Terrain Customer reviews

    good service visit


    2013 GMC Terrain
  • LaCrosse Customer reviews

    Ever since I've been engaged with Sudbay to buy my first car from them I have had nothing but stellar service from all departments with whom I've had intereactions. I consider Tom Abbott one of the b


    2014 Buick LaCrosse
  • Equinox Customer reviews

    I went to sudbay to get my car inspected. After I left I went to have my car washed and noticed while vacuuming that the drivers side and passenger side rugs were wet, I called the dealership and spok


    2014 Chevrolet Equinox
  • Trax Customer reviews

    I called to have schedule my car serviced on a Saturday. They were nice enough to see if I could bring it in right then. Unfortunately with a bridal shower on Saturday and a funeral on Monday I had


    2015 Chevrolet Trax
  • Silverado 1500 Customer reviews

    Great people to work with,they got my Truck in and out quickly and everything was done on time and correct.


    2011 Chevrolet Silverado 1500
  • SRX Customer reviews

    Always treated with the up most respect... Truly professionals.Keep up the good work.


    2009 Cadillac SRX
  • Sierra 1500 Customer reviews

    Another great experience at Sudbay. Thanks again Brad, Sal & Joel!


    2015 GMC Sierra 1500
  • Cruze Customer reviews

    Every employee I encountered was genuinely welcoming and willing to assist. I had a pleasant car buying experience and would whole heartedly recommend Sudbay Automotive Group to anyone in search of a


    2011 Chevrolet Cruze
  • LaCrosse Customer reviews

    I went in for an oil change and received a tire rotation at the same time for a reasonable price. Mark my team leader also did a walk through on my car to make sure everything was in good shape.


    2012 Buick LaCrosse
  • Acadia Customer reviews

    Very accomodating with my appt. Comfortable waiting area. Service tech was wonderful & a pleasure to meet. All around, Sudbay Motors could not have a more satisfied customer. Thanks to everyone!Sincer


    2015 GMC Acadia



A Vast Selection of GM Cars, Trucks and SUVs

Conveniently located, and easily accessible just off Yankee Division Highway from Boston as well as Beverly, Danvers and Hamilton.
You'll be hard pressed to find any other dealership inside the Route 128 beltway or beyond that has such an extensive selection of GM cars at prices that are worth driving for. Check out some of our most popular models listed below:

Popular Trucks, Crossovers, and SUVs:

  • Chevy Silverado 1500: Strength, substance and style find perfect balance in the Silverado. Not only does this vehicle have power, but its interior is one of the most comfortable and quiet of any pickup truck model. One look and you'll understand why the Silverado is one of our most popular models and why we are considered a Gloucester Silverado Dealer.
  • GMC Sierra 1500: With enhanced driver control technology, the GMC Sierra is built to make it easier to keep on course, even while doing hasty maneuvers. In addition, the coil-over front shock suspension can help the truck handle much better and thus ensures that your ride is smooth. The design is confident, brawny and resembles a fist in the wind. This pickup is without a doubt premium quality and one of the finest pickup trucks available.
  • Buick Encore: The Encore is truly one of the best luxury crossovers on the market, with plenty of room and flexibility. Customers love the side-rear view camera which can help prevent collisions.
  • GMC Acadia: With an incredible safety rating and a distinct masculine exterior design, the GMC Acadia stands out from the rest. Learn why our Beverly, MA customers trust Sudbay as their GMC dealership!


Popular Cars and Mid-Sized Sedans:

  • Cadillac ATS: Sleek, sporty and stylish, the Cadillac ATS is most definitely worth a look when it comes to luxury mid-sized sedans.
  • Chevrolet Malibu: Sophisticated and refined, the Chevy Mailbu is definitely a head turner and definitely one of the finest sedans currently on the market.
  • Chevrolet Impala: A bold and confident design, sculpted to perfection. Expect nothing less from the Chevy Impala.


Serving Gloucester, Danvers Beverly, MA and Beyond for 50 Years!

Our long standing commitment to quality service started in the 1930's with Jim Sudbay and we bring this dedication to making sure you're satisfied with the service and parts we provide for the GM vehicle you drive. Whether you're looking for quick quotes, researching financing options, viewing our catalogue of new or GM certified pre-owned vehicles, or simply setting up a service appointment with our specially trained maintenance technicians, call or email us. Our friendly family at this car dealership in Gloucester is standing by ready to assist you with any questions you may have. We take pride in serving our neighbors in Danvers, Hamilton, Wenham, Beverly and surrounding areas on the North Shore and Southern New Hampshire.

When you're ready, we invite you to come in for a test drive at our Gloucester dealership. Our staff is knowledgeable, professional and always on hand to help with all of your GM vehicle needs. If you don't know where we are located, please view our business hours and directions to get specific driving directions to Sudbay Buick Cadillac Chevrolet GMC located at 88 Causeway Street Gloucester, MA 01930.

We look forward to serving you before and after the sell, so come on in today and save BIG.