Union Buick GMC
  • Sales:(908) 364-4148
  • Service:(908) 364-4005
  • Parts:(908) 364-4115

Customer reviews

4.6 / 5

Dealer Rating

Our average rating from our customers is

4.6 / 5

Read Reviews

  • Terrain Customer reviews

    I recently purchased a GMC Terrain. The entire experince was GREAT! There is nothing else that the dealership could have possibly done that would have made me any happier. The people, the showroom, an


    2014 GMC Terrain
  • Verano Customer reviews

    Another good experience at the dealership. Of course I will be back once again.


    2013 Buick Verano
  • Enclave Customer reviews

    No pressure. Went to great efforts to find the car we wanted. Polite, helpful and empathetic.


    2015 Buick Enclave
  • Acadia Customer reviews

    Once again I had a great service experience at the dealership. All work was performed and completed in a timely manner and as usual everyone was courteous and informative.


    2012 GMC Acadia
  • Acadia Customer reviews

    I purchased a 2015 gmc Acadia which is awesome. Tom Alicia was such a great help making sure I was completely satisfied. Great job by union gmc Buick


    2015 GMC Acadia
  • Yukon Customer reviews

    My vehicle is a 2010 Yukon which I brought in because the brakes squeak when I apply them. I was assured there was not a problem with the brakes, however my brakes still squeak.


    2010 GMC Yukon
  • Terrain Customer reviews

    Service was excellent.


    2012 GMC Terrain
  • Encore Customer reviews

    It went very well. All the work was done well. It took a bit longer then I thought it would but apparently some of their systems were down. All and all I have had very good service both times I have


    2014 Buick Encore
  • Regal Customer reviews

    We had an excellent experience and found everyone to be very helpful. Phil Pollina and Andy Kaplan did an outstanding job


    2014 Buick Regal
  • Yukon Customer reviews



    2015 GMC Yukon

Map and Directions

Union GMC Buick - New Jersey's Buick & GMC Dealer

We first opened our doors in 1968 and since then, Union GMC Buick has remained a family owned and operated business that promises the highest level of customer service and satisfaction. The relationships we built with our customers is why we are in business today. Every day of the week, you can find our dealer principal, John Manganelli hard at work along with his son Rocco in our Route 22 dealership. With 350 new vehicles and over 200 used and GM certified pre-owned vehicles in our vehicle inventory, we are sure to find a new or used car, truck or SUV to fit your needs and budget.

At Union GMC Buick, you can find all the top new models, including the GMC Acadia and the Buick Enclave. We proudly serve Morris, Somerset and Essex county Buick and GMC customers. Check our hours and directions page for specific directions and drop by today if you are in the Union, Woodbridge, or Westfield area of New Jersey.

Buick Dealership in Union near Woodbridge and Westfield

At Union GMC Buick, we aim to offer the best deals on Buicks in Union as well as Woodbridge, Westfield, Green Brook, and Little Falls. Union GMC Buick is conveniently located right on US Route 22 to serve New Jersey Buick drivers. We have a full inventory of all the new Buick cars and SUVs. If you are looking for an affordable and fuel-efficient car, look no further than the Buick LaCrosse, Buick Regal, or Buick Verano. If a crossover SUV better fits your needs, check out the Buick Enclave or Buick Encore.  We encourage you to stop in our dealership in Union, NJ to test drive your favorite Buick vehicle

GMC Dealership in Union near Woodbridge and Westfield

Union GMC Buick also offers great deals on the latest GMC models in the Westfield area. The GMC Acadia and GMC Terrain are both popular choices for drivers who want the versatility of an SUV with the fuel efficiency of a smaller car. These crossover vehicles are great for city driving. If your looking for something bigger, the GMC Yukon is the signature SUV you have been looking for. The Yukon has all the room and power you expect out of a world-class SUV. For those New Jersey drivers that love a powerful truck, the GMC Sierra 1500, GMC Sierra 2500HD and GMC Sierra 3500HD are here to help you command the road and handle any job you need done.

Car Service and Auto Financing in Union, New Jersey

If your Buick or GMC needs car service or maintenance, we offer a full service center to get you back on the road in no time. Please check out our latest service specials so you can save some cash on auto service. We also offer many Buick & GMC accessories for sale at our dealership, as well as an option to order car parts online.

At Union GMC Buick, we aim to offer our customers the best possible deal possible in New Jersey. A big part of that has to do with auto financing, which we hope to help you with. It can be a confusing subject, but we offer several resources to help you be prepare before you come in. We encourage customers to get a quick quote on the vehicle they are interested in, get an estimate on their payment amount with our car payment calculator, and discover any specials and incentives that can help you save cash. If you have any questions, our knowledgeable staff is here to help. Feel free to contact us online or give us a call at (908) 364-4148.