Welcome to Our Service Department

At DeMarois Buick GMC, our highly qualified technicians are here to provide exceptional service in a timely manner. From oil changes to transmission replacements, we are dedicated to maintaining top tier customer service, for both new and pre-owned car buyers! Allow our staff to demonstrate our commitment to excellence.

Genuine Mercedes-Benz Parts

DeMarois Buick GMC uses Genuine Mercedes-Benz Parts that fit your vehicle like no others can. They're engineered specifically to function with their fellow parts and systems, and they're constructed from the finest materials available. They're also subjected to rigorous testing, which means each part comes fully certified. In the end, you can be sure that your vehicle will perform up to its potential, mile after mile.

Our Amenities

  • Coffee
  • Bottled water
  • cookies
  • Fee Wi-Fi
  • TV
  • Comfortable waiting area
DeMarois Buick GMC

3115 West Broadway
Directions Missoula, MT 59808

  • Sales: 406-721-4000

Hours

  • Monday 8:00am - 5:30pm
  • Tuesday 8:00am - 5:30pm
  • Wednesday 8:00am - 5:30pm
  • Thursday 8:00am - 5:30pm
  • Friday 8:00am - 5:30pm
  • Saturday Closed
  • Sunday Closed