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

From Mobile Mansion to Ultimate Workhorse: Top 3 Ways to Convert a GMC Savana Cargo Van

Let's be honest. Boxy, fragile European style vans look okay on social media filters, but when you want to build something that survives real Midwest weather, unpredictable potholes, and heavy duty projects, you need a vehicle with true backbone. Enter the legendary GMC Savana Cargo Van.

With its classic ladder frame design, up to 283.6 cubic feet of blank canvas cargo space, and an available 6.6L V8 engine built to tow up to 10,000 pounds, this is the ultimate foundation for your next big project. At O'Fallon Buick GMC, we love seeing how St. Louis…

Read More
Categories: , ,

Understanding GMC AT4, AT4X, Denali, and Denali Ultimate Trims in O'Fallon

If you are driving through the streets of Wentzville or heading out for a weekend at Cuivre River State Park near Troy, you have likely seen the distinctive chrome grilles of a GMC Denali or the rugged, lifted stance of an AT4. At O’Fallon Buick GMC, we know that choosing the right trim level is just as important as choosing the right vehicle. GMC has moved beyond simple base models to offer specialized sub brands that cater to two distinct lifestyles involving elite off road capability and world class luxury. Here is a breakdown of what these premium trims…

Read More

2026 GMC Yukon: Bold Design Meets Functionality

The 2026 GMC Yukon continues to impress with its commanding presence and refined exterior styling. This full-size SUV delivers a striking combination of rugged capability and sophisticated design that turns heads wherever it goes. At O'Fallon Buick GMC, we're excited to showcase everything this impressive SUV has to offer.

Read More
Categories:

Master the Trail: How 2026 GMC HUMMER EV King Crab Mode Redefines the EV Lifestyle

The electric vehicle revolution is about much more than just saving on fuel. It is about accessing performance capabilities that were once physically impossible for internal combustion engines. At O'Fallon Buick GMC, we are seeing this play out through the 2026 GMC HUMMER EV SUV and its most talked about feature: King Crab Mode. For drivers in the St. Louis area who want to merge a luxury lifestyle with extreme capability, this technology is a complete game changer.

Understanding King Crab Mode

You may have seen the viral videos of the original CrabWalk which allows the HUMMER EV...

 

Read More
Categories: ,