Suntrup Buick GMC
4200 N Service Road, St Peters, MO 63376
Highway 70 and the Cave Springs Exit
Main: (636) 284-2668          Service: (636) 284-2666
Buick GMC in St Peters
St. Charles' Neighborhood Buick GMC Dealer


Customer reviews

4.7 / 5

Dealer Rating

Our average rating from our customers is

4.7 / 5

Read Reviews

  • Park Avenue Customer reviews

    I have been using Suntrup for the last six years, since we moved here. They have always been great. Service people have been helpful in taking me to the Y and back, as well as home. This trip Casey


  • LaCrosse Customer reviews

    This dealership investigated my concerns when another St. Louis dealership said they didn't have time to look into it. Thank you.


    2013 Buick LaCrosse
  • G8 Customer reviews

    The entire experience was excellent. Everyone at Suntrup service went above and beyond what we expected. The repairs fixed our problems, and the personnel helped to limit the cost to us by getting GM


  • Enclave Customer reviews

    We were running late to dealership due to traffic and they stayed open after hours to let us pick up the new car. Tink the delivery man was quite knowledgable and very curtious. It was a very good exp


    2014 Buick Enclave
  • Solstice Customer reviews

    My daughter who drives this car was stranded at work when she was unable to put her car into gear to drive home. So she called onstar and they arranged to have it towed to the dealership. I called the


  • Cobalt Customer reviews

    I had my recall and everything went well. I assume this was the quickest it could happen within the month of placing the part for the recall. Thank YOU!


  • Sierra 1500 Customer reviews

    I was in for oil change and recalls, I was planning on waiting for my truck and I did wait about 1 hour when Jeff came and said it was going to take longer then planned and that he would give me a ren


    2014 GMC Sierra 1500
  • Enclave Customer reviews



    2013 Buick Enclave
  • Acadia Customer reviews

    The experience was great. The service representative explained what was needed to repair our Acadia, gave me an estimate of how long it would take for the repairs, and we had the car back a day early.


    2010 GMC Acadia
  • Acadia Customer reviews

    Always very friendley and helpful. A great group of people.


    2011 GMC Acadia

Map and Directions

Welcome to Suntrup Buick GMC

Suntrup Buick GMC in St Louis Serving St Charles

Thank you for visiting Suntrup Buick GMC in St Peters, MO. We are proud to serve St Louis, St Charles, and all cities surrounding of STL with quality Buick and GMC vehicles and excellent service. View our extensive inventory of new and used cars, trucks, and SUVs, then schedule a test drive today at our dealership.

St Peters and St Charles Buick & GMC Dealership

If you live anywhere near St Louis of St Charles and are looking for a Buick or GMC vehicle, we aren't far here at Suntrup Buick GMC in St Peters, MO. We are located on N. Service Road, in the Northern part of town in St Peters. We have a huge selection of GM vehicles. Our dealership is open 6 days a week, as well as our parts and service departments. Check out our hours and directions, then make the drive to Suntrup Buick GMC.

STL Buick & GMC Cars, Trucks, & SUVs

Suntrup Buick GMC in St Peters, MO has the car, truck, or SUV you've been looking for! Check out the all new Buick Regal, Enclave, or GMC Sierra. Use our website to browse our complete inventory. If you find the vehicle that you like, please feel free to contact us to schedule a test drive. You can also request a quick quote or find out about our financing options online on our website.

Used Cars Dealer near STL

Suntrup Buick GMC in St Peters, MO has a large selection of used vehicles too. Come see why GM Certified used vehicles are the best kind of pre-owned vehicles. All of our used vehicles have gone through the complete vehicle inspection, and come with warranties and maintenance plans. Suntrup Buick GMC in St Peters is your St Charles and St Louis Buick and GMC dealer, providing service to all the surrounding cities.