Contact Information

  • Sales:(877) 804-8421
  • Service:(866) 412-0695

Limited Time Offers

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Customer reviews

4.8 / 5

Dealer Rating

Our average rating from our customers is

4.8 / 5

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  • Century Customer reviews

    On time appointment. Welcomed and treated as a longtime valued customer. Very prompt and excellent service.

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  • Escalade Customer reviews

    They go above and beyond in Customer Service! The service department,which is who we deal with, are always friendly, professional and go the extra mile for the customers! We love them!!

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    2010 Cadillac Escalade
  • SRX Customer reviews

    Went in for a check engine light and they fixed it in a timely manner

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    2013 Cadillac SRX
  • LaCrosse Customer reviews

    Excellent service - total attention to my order. Glen Friedridhsen

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    2013 Buick LaCrosse
  • Grand Prix Customer reviews

    Excellent experience. Called in with a flat and got an appointment right away to have my tires changed out. Dropped the car off on the way to work and it was ready before lunch as hoped. No issues,

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  • Canyon Customer reviews

    I recently purchased a new GMC Canyon. I got 2 more sets of keys. The truck only came with 2 sets of keys and remotes. Holloway GMC has been a reasonable dealership to work with. I have been with them

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    2015 GMC Canyon
  • DeVille Customer reviews

    Dropped my car for part replacement and check other things pointed out plus have an inspection. Everything was handled as explained by Jesse. I do have to bring it back when it stops snowing!! To ha

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  • Terrain Customer reviews

    I have leased other cars from Jim Brown in the past. When I left a message of what I was looking for, Jim immediately kicked into action. He remembered what I was looking for from previous sales - bla

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    2015 GMC Terrain
  • Sierra 1500 Customer reviews

    happy with the way i'm treated great job

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    2014 GMC Sierra 1500
  • SRX Customer reviews

    This is our fourth time dealing with Holloway and the crew. We could not be any happier with our service and how everyone is very friendly and helpful about everything from a new vehicle to services t

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    2015 Cadillac SRX

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Holloway Buick GMC Cadillac - New Hampshire



Holloway Buick GMC Cadillac is your Portsmouth Buick GMC Cadillac dealer. Our location also allows us to effectively serve Rochester and Manchester Buick GMC Cadillac customers as well. We offer an amazing team of parts and servicing technicians that are here to serve the New Hampshire seacoast, including the north shore of Massachusetts, Southern Maine, Rochester and beyond. We also offer loaner cars and shuttle service to all our servicing customers.

New Hampshire Buick GMC Cadillac dealer in Portsmouth



Through our website, our New Hampshire Buick GMC Cadillac customers can view our new and used vehicles, schedule a service appointment, order parts and accessories, research financing, get a quick quote or view online specials and incentives. Just email or call us with any questions you may have.

At Holloway Buick GMC Cadillac in Portsmouth, we are a full service dealership offering sales assistance to all of New Hampshire, Massachusetts and Maine. Are you looking for a Rochester Buick GMC Cadillac dealership? Stop looking and make the drive to Holloway Buick GMC Cadillac. We offer an amazing inventory for our Buick, GMC and Cadillac customers to select from such as the Enclave, LaCrosse and Regal. GMC features the Acadia, Sierra, Yukon and more. Cadillac features the luxurious Escalade, SRX and CTS as well as a few other models. Are you looking for GMC trucks in Manchester? Perhaps you are looking for a used Buick in New Hampshire? Or, maybe you are looking for a Cadillac Escalade dealer in Portsmouth? If so, look no further than Holloway Buick GMC as we have a great selection of GMC trucks and pre-owned vehicles to choose from.

Buick Regal for our Portsmouth & Manchester, NH Buick customers in New Hampshire



Drive home in a new Buick Regal today from Holloway Buick GMC. Buick's Luxury Sport Sedan is designed and built to perform. The Regal Turbo ups the ante with turbocharged engine featuring direct cylinder fuel injection.

New GMC Sierra in New Hampshire



Holloway Buick GMC Cadillac has the truck that you're looking for in our new GMC Sierra models including the 1500, 2500HD and 3500HD. Be sure to ask us about our Denali and 1500 Hybrid and models as well.