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The History of O'Meara
O'Meara has been serving Thornton, Northglenn and the rest of Colorado since 1913.

Welcome to O'meara GMC - Denver's Best
Our dealership is a great solution for any auto buyer, looking for a New GMC or Used Vehicles, Cars, Trucks, and SUVs. All you have to do is drop by our Thornton GMC showroom and pick what suits your needs the best, and our qualified and friendly staff will take care of the rest. We look after all your automotive needs, right from New and Used Vehicle Sales, Auto Service and Repair, GM Auto Parts, accessories, tires, as well as Automotive Financing options. Our GMC dealership is very conveniently located in Thornton near Westminster, CO. So, what are you waiting for? All Denver area GMC drivers can make the short drive to our dealership today in Thornton CO!
GMC AUTO SERVICE AND PARTS CENTER IN THORNTON
We offer parts, service, and auto body shop at O'meara GMC for your convenience. Our GM-certified technicians provide superior maintenance for your GM vehicles and all other makes and models and stand by their work. Thornton drivers will be glad to learn that keeping their automobile running well shouldn't be complicated or difficult. This is why our Certified GM service and auto parts center is a perfect option for Denver GMC drivers looking for the best in vehicle maintenance and repairs.
We look forward to meeting you and serving you in person at O’Meara GMC , the employees at look forward to your visit at our dealership. Give us a call or use our step by step Driving Directions for driving instructions from Denver, Thornton, Aurora, Golden, Littleton, Longmont, Henderson, Lone Tree, Colorado Springs, Boulder, Brighton, Pueblo, Loveland, and more.
Our Reviews
Anissa worked with me and ddnt charge me full price on labor even though they didn’t get to do what I needed do to other issues . Thank you
(Translated by Google) Reliable, friendly and very helpful, in general all the staff were very courteous and they also have a very varied inventory of vehicles. (Original) Confiable, amable y muy servicial, en general todo el personal se mostrò muy cortéz además tienen un inventario muy variado de vehìculos.
Thanks to Erik chavez my family had the chance to get a car we wanted to get.
(Translated by Google) Erick Chavez thank you for helping us make our purchase (Original) Erick Chavez gracias por ayudarnos aser nuestra compra
Eric Chavez helped us get our mamalona.
Thanks to Eric Chavez my dad finally got his own truck
When making a expensive purchase it can get very frustrating. But Thanks to my salesman Gilbert and his staff they were fantastic!! Very helpful and understanding during the process. If you need a new vehicle ask for Gilbert he is great!!
Joe was a great salesman to work with. Very friendly and the process was quick. Great to work with.
Friendly and fast! Great experience
Very kind and patient when I was looking for a part I didnt know the name of I showed a picture and helped me so thanks guys!
Great service very nice people. Definitely made me and my grandpa feel comfortable with my purchase.
(Translated by Google) Very happy with the service and being able to get what I want thanks to Kurt for everything (Original) Bien contento con el servicio y por poder obtener lo que quiero gracias a Kurt por todo
Oil change was quick, thank you.
We have gone there many of time and they provide a great quality service in a timely matter for there repair services. We have also bought a used vehicle from them and it has been very reliable for travel as I drive it almost 20 miles a day.
I have to say, they did very well with my oil change...only 30 minutes.
pretty straightforward and easy we knew what we were looking for you had it on the lot we took it home
David did a great job helping us purchase the truck we wanted.
Gilbert was fantastic!!!
Eric and David are awesome to work with! Eric is also handsome and smells delicious 😊
Great service.!
David did a great job. He was very professional and a pleasure to work with.
Had a Great experience at O'Meara GMC. I am in Love with my Sierra Denali. Also Thank You Erik C. For all the help guiding me into my new vehicle and answering all my questions
The customer service was amazing,Logan was very professional and helpful he made sure all our questions were answered and made the process as smooth as possible. I am very grateful Logan helped me with my first vehicle purchase. Definitely recommend Logan and O’meara GMC !
From the minute we got to O'Omeara GMC. Logan was there to meet us and walk us through the process of getting my son's first truck. It was a pleasure working with him!
I came in thinking I would be turned away, but Erik and Gilbert did an awesome job helping me out. Will definitely come back again!!!