Service & Parts

O'Neil Buick GMC Certified Service

Your vehicle deserves expert care from the people who know it better than anyone else. We employ factory-trained technicians who use state-of-the-art technology and equipment to help you keep your vehicle running like new. Trust your vehicle to the Certified Service experts. Simply click on the tab or call to schedule an appointment today.

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Service Offers And Pricing

We offer competitive prices on popular vehicle services such as oil changes, brakes, and tires.

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Maintenance at O'Neil Buick GMC


Need an Oil Change Near Warminster?

Your vehicle may be trying to tell you something – Oil Life Monitoring Systems let you know when it's time for an oil change. And our Certified Service experts can recommend what's best for your vehicle. Schedule an appointment today.

Hearing Brake Noise?

Stopping power is crucial to a safe and successful driving experience. When you need brake service, visit O'Neil Buick GMC and the Certified Service experts who can recommend quality new brakes.

Need New Tires?

Your vehicle's tires are the first and only contact with the road, so it is important to choose the right set when replacing them. O'Neil Buick GMC has Certified Service experts that will handle all of your tire needs. From checking tire wear to tire pressure, our team can also help you find new tires for your vehicle.

Multi-Point Vehicle Inspection

  • With your Multi-Point Vehicle Inspection, you get a thorough assessment of your vehicle by the Certified Service experts. So protect yourself and your automotive investment with a comprehensive vehicle inspection at your Chevrolet, Buick, GMC, or Cadillac dealer today.
  • Download the GM Multi-Point Vehicle Inspection Sheet

The Multi-Point Vehicle Inspection form uses a simple color-coded key to assess maintenance terms:

  • Red indicates items that need immediate attention.
  • Yellow indicates items that should be addressed in the near future.
  • Green indicates no items to address.

Quality Parts from O'Neil Buick GMC

Keep your Buick performing at its best with regular car, truck, or SUV maintenance and quality parts. Looking for a specific automotive part? We are here to help find what you are looking for.

Battery Trouble?

Your vehicle's battery provides energy to start the engine, plus it supplies power to accessories when the engine is not running. The cold of winter and the heat of summer can affect your auto battery. See us for your vehicle's battery needs.

GM Service Center in Warminster, PA

At O'Neil Buick GMC, we pride ourselves on providing top-tier auto service and repairs. Our professional technicians are extensively trained to handle any maintenance needs you require. Whether you need routine maintenance like oil changes and tire rotations or major repairs, our team has the skills and resources to handle it all.

Regular vehicle maintenance is crucial for the performance and longevity of your GMC Sierra or Buick Encore GX. Visit our Buick and GMC dealer in Warminster to keep up with routine maintenance. This makes it easy to take care of small issues before they become bigger problems.

Schedule auto service online at O'Neil Buick GMC and let our team know what you need. You can rest assured our certified auto repair technicians will take great care of your vehicle, and we use authentic GM parts whenever possible. Stop by our Warminster service center and see what we can do for you!