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O'Neil Buick GMC

869 West Street RoadWarminster, PA 18974
1-888-748-20831-888-748-2083
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    Get a Kelley Blue BookSM Instant Cash Offer

Services and Amenities

  • Service Centers
  • Factory Authorized Service Center
  • Body Shop
  • Loaner Cars
  • Rental Cars
  • Parts & Accessories
  • Courtesy Shuttle
  • Detailing
  • Customization
  • Comfortable Waiting Area
  • Concierge
  • Delivery Options
View all services and amenities

Why You Should Buy a New Car From Us

Buy your New car from O'Neil Buick-GMC! --A huge inventory to shop! --Financing options for every situation. --Staff trained and ready to answer any questions and assist ... Read more
Buy your New car from O'Neil Buick-GMC! --A huge inventory to shop! --Financing options for every situation. --Staff trained and ready to answer any questions and assist you in choosing the car of your dreams. --State of the art service facilities to handle any needs after the sale.

Why You Should Buy a Used Car From Us

Buy your Pre-owned or Certified car from O'Neil Buick-GMC!--We have a huge inventory to shop! -Vehicle Pick Up and Delivery. -No Charge loaner cars should we keep your c ... Read more
Buy your Pre-owned or Certified car from O'Neil Buick-GMC!--We have a huge inventory to shop! -Vehicle Pick Up and Delivery. -No Charge loaner cars should we keep your car in service overnight. -Free Body Shop estimates. -Free Car Washes during service visits.

Dealer Disclaimer

Sales Tax, Title, License Fee, Registration Fee, Dealer Documentary Fee, Finance Charges, Emission Testing Fees and Compliance Fees are additional to the advertised price ... Read more
Sales Tax, Title, License Fee, Registration Fee, Dealer Documentary Fee, Finance Charges, Emission Testing Fees and Compliance Fees are additional to the advertised price.
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Certified Cars A certified pre-owned car has passed a strict inspection by the original manufacturer and is backed by an extended warranty.
Some brands group models with similar body styles together. (Ex: BMW 3 Series or Mercedes-Benz C-Class)
Trim refers to both exterior and interior options that enchance a base model. (Ex: Ford Mustang GT or Honda Accord EX)
These Participating Dealers accept the Kelley Blue BookSM Instant Cash Offer which is a free actual offer based on your specific car's condition and features. Once the Dealer inspects your vehicle to verify the information and confirm the condition of your car, you decide if you want to walk away with cash, use the Offer toward the purchase of another vehicle, or do nothing at all.
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This image is a stock photo and is not an exact representation of any vehicle offered for sale. Advertised vehicles of this model may have styling, trim levels, colors and optional equipment that differ from the stock photo.
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O'Neil Buick GMC : Warminster, PA 18974 Car Dealership, and Auto Financing - Autotrader