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


  • 2015 Buick LaCrosse
    Supplier Price*
    2015 Buick LaCrosse
  • 2015 Buick Regal
    Supplier Price*
    2015 Buick Regal
  • 2015 Buick Verano Premium Turbo..
    Final Price After All Offers***: $27,630*
    2015 Buick Verano Premium Turbo..
  • All Vehicles
    Trade Assistance*
    All Vehicles
    *Disclosure VEHICLES WITH SALVAGE TITLES AND/OR FRAME DAMAGE DO NOT QUALIFY! The vehicle must be driven in under its own power and have a current registration. While the customer may trade in more than one vehicle, the minimum trade allowance will only pertain to one vehicle. Customer must trade in their vehicle and the vehicle purchased must come from NEW IN-STOCK INVENTORY. NO DEALER TRADES. NO WHOLESALERS. NO NEW OR USED VEHICLE DEALERS. View Inventory

Customer reviews

4.6 / 5

Dealer Rating

Our average rating from our customers is

4.6 / 5

Read Reviews

  • Canyon Customer reviews

    Had been shopping and test drove a Colorado. A coworkers wife works on the line and strongly recommended a Canyon over the Colorado. After trying to buy a chev just down the street with no luck I deci


    2015 GMC Canyon
  • Acadia Customer reviews

    It was a great car-buying experience. Our salesman Ryan was very nice and our finance rep Kyle was very professional. It was a very quick and painless process, and we will definitely return. Thanks


    2015 GMC Acadia
  • Outlook Customer reviews

    Everyone was friendly and helpful and the work was completed quite quickly.


  • Terrain Customer reviews

    Very good service techs. Great service!


    2011 GMC Terrain
  • GTO Customer reviews

    Very polite and courteous. Work completed on time.


  • Envoy Customer reviews

    2004 GMC EnvoyService is always excellent! Sometime the wait it too long for simple maintenance like an oil change.


  • Encore Customer reviews

    Your service rep Casey is always delightful to work with. Very comfortable waiting area and excellent service.


    2014 Buick Encore
  • Terrain Customer reviews

    Came in for oil change and tire rotation. 2013 GMC Terrain Denali. Service writer was very professional and friendly. Nice experience.


    2013 GMC Terrain
  • Enclave Customer reviews

    the clearcoat on my buik enclave was peeling on a small area on my bumper. The vechile was just out of warranty. The sevice manager talked to a GM area Rep. and got permission to fix my car. I feel Su


    2011 Buick Enclave
  • Outlook Customer reviews

    We appreciate how quickly they were able to get our car in and take care of the problem.



Map and Directions

Welcome to Suntrup Buick GMC

Suntrup Buick GMC - A St Charles and St Louis Buick GMC Dealer Alternative

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, and schedule a test drive today.

St Peters and St Charles Area Buick and GMC Dealership

If you live anywhere near St Louis or St Charles and you 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, at the Northern part of town in St Peters. We have a huge selection of GM vehicles. Our St Louis area Buick GMC dealership is open 6 days a week. Check out our hours and directions, then make the drive to Suntrup Buick GMC.

STL Buick and GMC Cars, Trucks, and 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 our St Louis area Buick GMC dealership 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 area Buick and GMC dealer, providing service to all the surrounding cities.