2026 Buick Encore GX SUV

  • Starting at: $26,100

2026 Buick Envista SUV

  • Starting at: $24,600

2025 Buick Enclave SUV

  • Starting at: $45,100

2025 Buick Envision SUV

  • Starting at: $38,000

2026 GMC Terrain SUV

  • Starting at: $30,100

2025 GMC Acadia SUV

  • Starting at: $43,000

2025 GMC Canyon Truck

  • Starting at: $38,400

2025 GMC HUMMER EV Pickup Truck

  • Starting at: $96,550

2025 GMC HUMMER EV SUV SUV

  • Starting at: $96,550

2025 GMC Savana 2500 Van

  • Starting at: $41,800

2025 GMC Savana 3500 Van

  • Starting at: $45,750

2025 GMC Savana Cutaway Truck

  • Starting at: $36,950

2025 GMC Sierra 1500 Truck

  • Starting at: $38,300

2025 GMC Sierra 2500 HD Truck

  • Starting at: $46,300

2025 GMC Sierra 3500 HD Truck

  • Starting at: $47,500

2025 GMC Sierra EV Truck

  • Starting at: $89,900

2025 GMC Yukon SUV

  • Starting at: $67,900

2025 GMC Yukon XL SUV

  • Starting at: $70,900

Woah, slow down there! We don't have any vehicles that match. Dial back the selections you've made and let's see what we can find for you.

Search Through Our New GMC and Buick Model Showroom Near St. Louis

If you're setting out in the St. Louis area for a quality new truck or SUV, our O'Fallon, MO GMC and Buick dealership is the place to shop. With our new model showroom both right here in O'Fallon and with this digital selection you can explore online, you'll see the latest trucks and SUVs from GMC and Buick, a couple of brands that are worth shopping from for incredible rides. See what we currently have available, explore our digital showroom, or visit us from St. Peters, Chesterfield, or St. Charles, MO today to see what we have in stock for new GMC and Buick inventory in O'Fallon.

With a growing focus on trucks and SUVs in the recent years, those are the styles you can expect to find in our new model showroom and throughout the rest of our new Buick and GMC model lineup. Choose any in the range of excellent SUVs we have for sale, from the Buick Envision, Enclave, and Encore, to the GMC Acadia, Terrain, and Yukon. Various sizes and cabin styles, as well as engine levels give you an idea of what each of these new SUVs provides for your family travels around St. Louis, MO and beyond, while the latest Buick and GMC tech will keep everyone safe, connected, and entertained while you're on the go around Chesterfield and St. Charles.

The latest new GMC trucks are excellent options for drivers from St. Peters or O'Fallon who require top-notch towing and hauling, and even high-end 4x4 capabilities. The full-sized GMC Sierra 1500 is a great flagship truck that shows you what to expect from pickups made by this brand. Offered in a variety of cab styles, engine levels, and special editions, you're bound to find the perfect match in a Sierra 1500, or if you need commercial-grade capabilities, check out the GMC Sierra 2500HD or 3500HD. For a smaller, midsized truck, the new GMC Canyon offers a range of versatility you'll love in the St. Louis area.

Explore the new model showroom on display here at O'Fallon Buick GMC and visit today to get going on a quick test drive.

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Disclaimer: The Manufacturer’s Suggested Retail Price excludes tax, title, license, dealer fees and optional equipment. Dealer sets final price.

1Dealer Discount applied to everyone