Contact Information

  • Sales:(267) 282-4456
  • Service:(267) 282-4457


Search New Buick & GMC Vehicles at Our Warminster Auto Dealership


O'Neil Buick GMC's inventory of new vehicles has everything from rugged GMC trucks to sleek Buick sedans. Nearby Philadelphia Buick and GMC dealers can't compete with our selection, and they certainly can't compete with our friendly customer service. If you don't find what you're looking for, let us know and we'll find it for you! Use the simple tool below to search our inventory, and be sure to check out the selection on our Warminster used car lot as well.
Let O'Neil Buick GMC find a new Buick in Warminster or a new GMC near Philadelphia for you. We're just a short drive for anyone in Bucks County or Doyleston. Why spend all of your time searching from dealership to dealership? Using our advanced search function, you have access to hundreds of Buick and GMC cars, trucks and SUVs; all from the comfort of your own home! This means if you're looking for a new GMC Sierra in Warminster or a new Buick Verano near Philadelphia, we're sure to have it in stock! O'Neil Buick GMC is simply the best place to find a new Buick near Philadelphia!

Want to get better mileage? Check out the new eAssist function on the newly improved Buick Regal. With eAssist, you can increase your MPG by 25 percent above the four-cylinder-only version of the Buick Regal, saving you time and money! O'Neil Buick GMC works hard to fulfill any request. Our inventory includes your favorite models, which makes finding a new GMC Sierra near Philadelphia or a new Buick Verano in Warminster as easy as ever!
John Walsh Endorses O'Neil Buick GMC