Car Repair - GMC & Buick Service Center

We appreciate you considering us for your next needed service, maintenance, or repair on your car. We offer complete auto services and repairs for all makes and models completed by our professionally trained and certified technicians. Our state of the art service center will keep your car running in great condition, and our professional and friendly service team will keep you informed on your needed repairs, total costs, and total repair time with status updates along the way.

Buick GMC Service and Repairs | McHenry, IL

What does our Service and Parts Center have to offer?

We offer fast car service, repairs, and maintenance that is completed correctly the first time. We're the experts on what exactly your car needs, and we won't pressure you into services you don't. Our service center is a full-service preventative maintenance and automotive repair and parts center with manufacturer certified auto technicians ready to provide you with the best, most honest service. Our professional and friendly staff is not only dedicated to providing you with great customer service, but we're also committed to getting you back on the road safely as quickly as possible.

We offer convenient hours with no appointments for oil changes necessary. Our service center is open Monday through Saturday from 6:30 AM to 7:00 PM. We make it convenient for you to drop off your car before work for your needed repair, maintenance, or service, and late available pickup time to come get it afterwards. We provide free shuttles for you to home or work if you need to leave your vehicle in our service center. Do you need an oil change? We offer no appointment oil change services. No online forms to fill out or phone calls to make. Just bring in your car and our team will take care of the rest We also have comfortable waiting areas with children play areas, free WiFi, complimentary fresh coffee, tea, and hot chocolate, and comfortable seating with TVs.

Our service prices are competitively low. We have checked our competitor's pricing, but if we are higher, we will happily meet or beat their price for you. See below for the breakdown of our popular car services and repairs prices versus our competitors.

We guarantee high quality service. Our reputation depends on your satisfaction. We only offer original Manufacturers parts, and they also carry guarantees of quality.

We only use original manufacturer parts. We only use factory certified parts from your car's manufacturer. We guarantee no recycled, reused, or mismatching parts will be used to service your car.

We use the most current diagnostic equipment to diagnose your needed services and repairs. We stay up-to-date with the latest high-tech diagnostic equipment to pinpoint what repair your car really needs, and we fix it correctly the first time.

We have factory trained technicians certified to work on your car. All of our GM technicians earn extensive certification by each brand we carry including Chevrolet, GMC, Buick, and Cadillac. Your car is worked on by a fully-trained and certified mechanic of your car's specific make and model.

Come see why Drivers from McHenry, Crystal Lake, Gurnee, Lake in the Hills and Johnsburg Say Gary Lang Buick GMC Has Great Service

Whether your car is in need of an oil change or you hear a strange sound when braking, Gary Lang Buick GMC is standing by to assist you in any way possible. Our auto service and repair department knows GMC and Buick models inside and out, so they know how to keep your GMC Sierra 1500, GMC Terrain, GMC Canyon, Buick Encore or Buick Enclave running efficiently - and how to get it back on the road when a larger fix is needed. That means minimal down time on your end, as well as better potential resale value for your car.

Among the many ways that our skilled technicians keep your car in excellent shape is a commitment to using only certified GMC and Buick parts. That means you can count on your vehicle looking and functioning as though it had just rolled off the assembly line.

If you're interested in scheduling an appointment with Gary Lang Buick GMC, simply fill out our online contact form. We'll reply in a timely manner to confirm the details of your service visit.


Gary Lang Buick GMC

1111 South Illinois 31, Building 1
Directions McHenry, IL 60050

  • Sales: 815-345-4877
  • Service: (815) 345-4977
  • Parts: (815) 345-4762


  • Monday 7:00AM - 6:00PM
  • Tuesday 7:00AM - 6:00PM
  • Wednesday 7:00AM - 6:00PM
  • Thursday 7:00AM - 6:00PM
  • Friday 7:00AM - 6:00PM
  • Saturday 7:00AM - 12:00PM
  • Sunday Closed
See all department hours

Dealership Hours

  • Monday 9:00AM - 9:00PM
  • Tuesday 9:00AM - 9:00PM
  • Wednesday 9:00AM - 9:00PM
  • Thursday 9:00AM - 9:00PM
  • Friday 9:00AM - 9:00PM
  • Saturday 9:00AM - 6:00PM
  • Sunday Closed

Parts Dept. Hours

  • Monday 6:30AM - 6:00PM
  • Tuesday 6:30AM - 6:00PM
  • Wednesday 6:30AM - 6:00PM
  • Thursday 6:30AM - 6:00PM
  • Friday 6:30AM - 6:00PM
  • Saturday 6:30AM - 12:00PM
  • Sunday Closed

Service Dept. Hours

  • Monday 7:00AM - 6:00PM
  • Tuesday 7:00AM - 6:00PM
  • Wednesday 7:00AM - 6:00PM
  • Thursday 7:00AM - 6:00PM
  • Friday 7:00AM - 6:00PM
  • Saturday 7:00AM - 12:00PM
  • Sunday Closed