Welcome to Gary Lang Buick GMC

If it doesn't say Gary Lang on the back, you probably paid too much!

New Arrivals

  • 2020 GMC Yukon Denali SUV

    2020 GMC Yukon Denali

    • $66,949
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  • 2019 GMC Sierra 2500HD Truck Double Cab

    2019 GMC Sierra 2500HD

    • $36,260
    View Details
  • 2020 GMC Terrain SLE SUV

    2020 GMC Terrain SLE

    • $28,900
    View Details
  • 2020 GMC Terrain Denali SUV

    2020 GMC Terrain Denali

    • $38,193
    View Details
  • 2020 GMC Sierra 2500HD Denali Truck Crew Cab

    2020 GMC Sierra 2500HD Denali

    • $71,544
    View Details

Stress-Free Car-Shopping

What can you expect when you enter the Gary Lang Buick GMC showroom? Aside from a warm welcome, a great selection of new and used Buick and GMC vehicles to choose from, as well as onsite Buick and GMC auto service, a vast collection of Buick and GMC auto parts and a financing team that understands the needs of drivers like you. We've been proudly serving the McHenry, Crystal Lake, Gurnee, Lake in the Hills and Johnsburg, IL areas for many years now. Come see us today in McHenry, Illinois and find out why!

We've Got You Covered

Our McHenry, IL Buick & GMC Auto Experts are Standing By
Gary Lang Buick GMC is ready and waiting to help you out in any way we can. Our skilled financial team will be delighted to discuss a car loan or lease and find the solution that works best for you. When it comes to realistic auto financing, your unqiue needs are out top priority at Gary Lang Buick GMC.

We Keep You Going

In order to ensure your complete satisfaction (even long after you've driven home your new car), Gary Lang Buick GMC staffs an onsite auto service and repair department. Thoroughly trained inside and out to know your GMC Sierra 1500, GMC Terrain, GMC Canyon, Buick Encore or Buick Enclave, our technicians only use certified GMC and Buick parts when making repairs, ensuring your car runs as efficiently as the day you bought it. If you have any questions or want to test drive a vehicle you see, please feel free to call or stop in to Gary Lang Buick GMC at 1111 State Rte 31, Building 1, in McHenry, IL today!

Get in Touch

  • Contact Our Sales Department: 815-770-3075
  • Monday9:00AM - 9:00PM
  • Tuesday9:00AM - 9:00PM
  • Wednesday9:00AM - 9:00PM
  • Thursday9:00AM - 9:00PM
  • Friday9:00AM - 9:00PM
  • Saturday9:00AM - 7:00PM
  • SundayClosed
  1. Gary Lang Buick GMC

    1111 State Rte 31, Building 1
    McHenry, IL 60050

    • Sales: 815-770-3075
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