No Data
Currently the service is unavailable, please refresh or try again later.
Type in or select a model name to view the experience.
Log Out

Service Appointment

Thomas Specials

Customer reviews

4.9 / 5

Dealer Rating

Our average rating from our customers is

4.9 / 5

Read Reviews

Welcome to Thomas Buick GMC - "You'll Like the Way We Do Business!"

Thomas Buick GMC in Johnstown, PA - Serving Altoona & Somerset Buick & GMC Customers

Welcome to Thomas Buick GMC, your Johnstown Buick and GMC dealer. We have a wide selection of new and used cars, trucks, and SUVs as well as a parts and service department. As your Johnstown GMC & Buick dealer, we can easily assist you with price quotes or help you investigate financing options. Let the knowledgeable staff of Thomas Buick GMC – your local dealership, help you find what you need.

Thomas Buick GMC - Serving Somerset, Ebensburg & Altoona Buick GMC Drivers

We serve as your Ebensburg, Ebensburg and Somerset Buick and GMC dealer. We also offer our sales &service to customers from the Bedford area. Somerset, if you are searching for a new Buick or GMC in Johnstown we are the perfect choice for you. Ebensburg, Ebensburg, Bedford customers can drop by our dealership. Take a look at our hours and map page for directions. We are located at 750 Eisenhower Blvd, Johnstown, PA 15904. We, at Thomas Buick GMC, would be pleased to help you!

Johnstown Parts and Service Department – For Altoona Buick and GMC Owners

If you have any questions about our new or used cars, or the parts and services we provide, please give us a call or send an e-mail to our Johnstown Buick GMC dealership. A friendly Thomas Buick GMC representative will be happy to answer any questions you have. You can also set up a service appointment or order parts here online. At Thomas Buick GMC in Johnstown, our experienced parts and service staff is ready to meet all of your vehicle maintenance needs.

Test Drive the New GMC Sierra Today!

Thomas Buick GMC carries all the popular models, like the new GMC Sierra. We also have the Buick Verano and more, in stock. Come in to your Johnstown GMC & Buick dealership to test drive your new vehicle today!

Johnstown Used Cars & Trucks – For Somerset Buick & GMC Shoppers

When you are looking for a used Buick or GMC in Johnstown, come to Thomas Buick GMC. We offer certified pre-owned vehicle and have over 40 used cars, trucks, and SUVs to choose from. You can browse our pre-owned GMC trucks online before you come into Thomas Buick GMC - your used GMC dealership in Johnstown.

Service | Parts Order Form | GM Accessories

Buick: Enclave | Encore | LaCrosse | Regal | Verano
GMC: AcadiaCanyon | Savana Cargo Van | Savana Commercial Cutaway | Savana Passenger | Sierra 1500 | Sierra 2500HD | Sierra 3500HD | Terrain | Yukon | Yukon XL


Thomas Buick GMC would like to welcome Scott Eck to our sales staff. Scott has been serving in the automotive industry for the past 18 years and brings with him a wealth of knowledge and experience. Scott would like to invite all of his past and future customers to stop by so he can show them what the Thomas Automotive Family has to offer.

Sales Staff at Thomas Buick GMC
The Thomas Promise