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Take to the O'Fallon streets in style with the 2024 GMC Sierra 1500. This full-size truck It starts off by offering best-in-class short-bed cargo volume, and there is a six-function tailgate for easy loading. CarbonPro composite material is layered over the bed for higher durability. Several powertrains are available across the model lineup, including a 310-horsepower engine that makes 430 pound-feet of torque.

Fall in love with your ride by getting what you truly desire. The 2024 GMC Canyon is ideal for fans of smaller-footprint trucks. It offers a smaller pickup truck's versatility and utility features. It's a redesign of the latest year, resulting in a more appealing and functional option. You'll also enjoy a quiet cabin, a comfortable ride, and outstanding towing capabilities.

Why Lease a Brand-New Vehicle as Opposed to Financing?

O’Fallon Buick GMC near St. Charles and St. Peters, MO offers great lease payments on new vehicles you will love! Many times, leasing a new vehicle is cheaper than buying used, which is quite evident in the post-covid used car market. That’s not to say you can’t get a great deal when financing a new or used car, but leasing offers you the flexibility to put as much down as you want (even $0 down!) and walk away with a payment that best fits your budget. Learn why…

The 2024 GMC Acadia is rugged and refined in so many ways. It delivers smoothness on the highway, and the SUV ideally handles rough terrain. This mid-size SUV comes equipped with a 2.5-liter turbocharged engine that cranks out an estimated 328 horsepower and 326 pound-feet of torque. It also has a front-wheel drive system, but all-wheel drive is optional if more traction is your thing.

The 2024 Buick Encore GX is small but mighty, especially regarding its safety features. Buick wants to keep drivers and their passengers as safe as possible, so it includes features you won't find on similar SUVs.

Buick is the brand you can trust to make high-quality and upscale vehicles. This year, a brand-new option is available. It is known as the Buick Envista, and it comes with everything O'Fallon, MO drivers need at an excellent price.

When you need to hitch up an enormous trailer and tow up to 18 tons, only the 2024 GMC Sierra 3500HD gets the job done. It has the most trailering tech in its class and a boatload of other utility features to boot. Here are a few favorites of our O'Fallon Buick GMC team proudly serving O'Fallon.

The 'Little' Engines That Can

The 2024 GMC Sierra 3500HD's engine lineup consists of two spunky V8s: a 6.6-liter Duramax Turbo Diesel V8 and a standard 6.6-liter gas V8.

The engines produce 400 to 500 horsepower and up…

For asserting yourself wherever you roam, the 2023 GMC Sierra 3500HD is the truck many O'Fallon drivers turn to. Combining all of the perfect features you need to succeed on the road and around town, the 2023 Sierra 3500HD has more utility than most pickups. It offers Trailering Mirrors with LED perimeter lighting at night, power-folding capability, and auto-dimming upper glass with heating for cold environments.

Side bed steps and a CornerStep rear bumper offer easy access to equipment like never before. Dual Path Air Induction brings ample cool air into the monstrous 6.6L V8 engine,

The 2023 GMC Acadia is a three-row SUV with a refined ride and powerful engine options. Here at O'Fallon Buick GMC, we will work hard to make sure you get an Acadia with the performance features you need.

Both the SLE and SLT models of the 2023 Acadia are given a turbocharged 2.0L four-cylinder engine and a nine-speed automatic transmission. It creates 228 horsepower and 258 lb-ft of torque, which moves this SUV around O'Fallon and beyond nicely. For the AT4 and Denali trim levels, the Acadia gets a 3.6L V6 that creates 310 horsepower and…

The GMC Terrain boasts many advantages that local drivers are sure to appreciate, and its stylish appearance is certainly one of its most popular features. You can explore the entire Terrain line-up and take one of the new 2023 models for a test drive when you visit the local showroom here at O'Fallon Buick GMC.

The appearance of your Terrain's front grille will depend on which trim version you select, but you can count on always making a good first impression because every design incorporates chrome or black embellishments, distinctive patterning and strategically placed badging.