Family Owned for 3 Generations since 1956
Sales: (866) 457-5520 | Service: (866) 484-2202

Find New Buick & GMC Cars, Trucks and SUVs
And Used Cars in Monroe, MI at Groulx Automotive, Your Local Toledo Buick GMC Dealer

Groulx Automotive is proud to serve Taylor and Toledo, OH, with a wide selection of vehicles from our new and used car dealership in Monroe, MI. With the most popular new Buick and new GMC models, along with a variety of used cars, trucks and SUVs, Groulx is sure to have a vehicle that fits your lifestyle and your budget!  If you need help finding a vehicle or don't see the model you're looking for, contact us or give us a call at (866) 457-5520. Our friendly staff is here to help!

Sales is Open Every Saturday 9 am to 2 pm!

Customer reviews

4.9 / 5

Dealer Rating

Our average rating from our customers is

4.9 / 5

Read Reviews

  • Acadia Customer reviews

    The service dept is great. But I really don't like the constant sales push on replacing parts, tires, etc. If these parts need replacing that bad shouldn't they be made better in the first place then

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    2011 GMC Acadia
  • Sierra 1500 Customer reviews

    I've already referred two people to my salesmen. He was great quick and efficient.

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    2014 GMC Sierra 1500
  • TrailBlazer Customer reviews

    Very good and friendly people at Groulx Olds Fast service and honest good working people always.

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  • Acadia Customer reviews

    Problems fixing our car. They went above and beyond to resolve the problem. Especially since we were out of town while it was being repaired. Doug went out of his way to take care of us!

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    2011 GMC Acadia
  • Sierra 1500 Customer reviews

    Doug is an amazing guy. Over delivered. On his word and went above and beyond to make things easy for me to drop off and pick up. I have been a customer of Groulx for 20+ years and will continue to go

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    2013 GMC Sierra 1500
  • Sierra 3500HD Customer reviews

    I was an always am treated very well

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    2013 GMC Sierra 3500HD
  • Encore Customer reviews

    always feel I am treated fairly and professionally.

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    2014 Buick Encore
  • Acadia Customer reviews

    THEY FIXED MY RECALL ON MY ACADIA ON TIME AND DROVE ME HOME AND PICKED ME. THEY RETURNED MY CAR NICE AND CLEAN . EVERY ONE IN SERVICE DOES AN EXCELLENT JOB. I AM TREATED WELL THAT WHY I BUY THERE.

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    2013 GMC Acadia
  • Sierra 1500 Customer reviews

    As always, the service dept at Groulx GMC exceeded my expectations. I was able to get a bed liner put on my 2014 GMC Sierra and take care of a recall issue in less than an hour. Jennifer and Doug al

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    2014 GMC Sierra 1500
  • Enclave Customer reviews

    Service personnel were very pleasant and accomadating. I have found this to be the case during all my visits.

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    2010 Buick Enclave

*** Tax, title, license and dealer fees (unless itemized above) are extra. Not available with special finance or lease offers.

*EPA Estimates Only

** Tax, title, license and dealer fees are extra. Take delivery by 09/02/2014.

*** Tax, title, license and dealer fees (unless itemized above) are extra. Not available with special finance or lease offers.