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The Buick Envista is a compact crossover SUV that makes luxury affordable. Drivers can indulge in a bold, elegant design with 17-inch bright silver-painted aluminum wheels, all-season tires, expressive low-mounted grille, and heated power-adjustable side mirrors with integrated turn signals. Deep-tinted and acoustic-laminated glass and windshield insulate the cabin, so you can sit back and enjoy the ride. The intelligent LED headlights, tail lights, daytime running lights, and center high-mounted stop lamp make it easier to see or be seen in almost any condition.

Your Home for the Esteemed GMC Denali

O’Fallon Buick GMC is proud to offer a variety of GMC Denali models from the classic Denali trim level all the way to the esteemed Denali Ultimate. If you’re from the St. Charles or Wentzville area, you’ve found your next dealership for the Denali GMC. Our GMC dealership proudly stocks 30+ new vehicles with the Denali trim in all colors, interior colors, models, and engines (diesel, classic gas). Find your next Acadia, Canyon, Sierra, Terrain, or Yukon Denali trim from our dealership today!
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The Buick 2025 Envision has its borderline design for simplicity and luxury to keep it sporty and fancy for those who love the Buick automobiles. Its performance is something to talk about that adds to the sporty side of the vehicle. Our team here at O'Fallon Buick GMC is more than ready to do that.

Taking advantage of leasing or financing deals can be a great way to get a new GMC or Buick SUV while managing your budget effectively. We offer specials on both brands on a monthly basis, which gives our customers options to get a great lease deal (sometimes at zero/$0 down) or financing deal that helps mitigate rising interest rates. Our GMC and Buick dealership provides flexible terms, competitive interest rates, and special OEM incentives that make driving a new car more accessible than ever. 

What is your top priority when shopping for a vehicle? Is it safety and security features? If yes, you'll love the 2024 GMC Yukon Denali XL at our O'Fallon Buick GMC dealership in O'Fallon, MO. 

The 2024 Buick Envision is a compact SUV that comes packaged with an abundance of usable features. Three trims are available via cabin flexibility and sufficient interior comfort. You and your passengers have full access to a range of tech advancements, starting with an ultrawide touchscreen that spans across the center dash. Numerous apps and vehicle settings are found here, and built-in Google is ready for use. The driver information display is seamlessly connected, and it offers customization purposes.

If you are looking for a reliable all-around SUV, the 2024 Buick Encore GX provides the best performance. The luxurious vehicle is perfect for the busy O'Fallon streets or a long road trip on the weekend. At O'Fallon Buick GMC, we provide all the necessary performance information and have various trims in our catalog. Under the hood, the ECOTEC 1.2L turbocharged engine delivers 137 hp and 162 lb-ft of torque. 

The 2024 GMC Acadia is a mid-sized SUV. It has an exterior that captivates people. There are different models that you can choose, so you are sure to find one that fits the aesthetic that you want. You can choose Elevation, AT4 and Denali models. You can also choose the 18, 20 or 22 inch aluminum wheels. People like 18 inch wheels because they can make your ride more comfortable. The 20 inch wheels can give you extra control. The 22 inch wheels can make it easier for you to accelerate.

The 2024 Buick Enclave offers versatility and performance. We at O'Fallon Buick GMC can set you up with a test drive so that you can see what it is like to drive a luxury SUV around O'Fallon.

The 2024 GMC Yukon XL is a large SUV that is perfect for both families and individuals who need a vehicle that can do it all. It has a huge interior and powerful features that make it great for daily drives and fun adventures alike.