Halladay Motors has been serving as your Cheyenne, Casper, and Laramie Buick, GMC and Cadillac dealer for over 70 years! We are a convenient choice for anyone looking for a Laramie, Casper, or Scottsbluff Buick, GMC and Cadillac dealer. You'll find an outstanding selection and prices that you won't find at other Buick, GMC and Cadillac dealerships in southern Wyoming or northern Colorado. Please feel free to contact us anytime you have questions about a vehicle or the services we offer. We are happy to help!

Casper Buick, Cadillac, and GMC Dealer In Cheyenne, WY

Halladay Motors in Cheyenne has a car, truck, or SUV to fit your lifestyle and budget. We are conveniently located right off of Interstate 25 between Missile Drive and West Lincoln Highway, and just minutes from Interstate 80. View our business hours and directions to get specific driving instructions from Laramie, Casper or anywhere else in Wyoming or Northern Colorado to Halladay Motors. We are your new and used car dealership located in Cheyenne, WY, and serving as a Laramie, Scottsbluff Buick, GMC and Cadillac dealership.

A Laramie, Casper & Scottsbluff Buick, Cadillac, and GMC Dealer Alternative

Whether you're searching for a new, used, or certified pre-owned vehicle in Laramie, Casper, or Scottsbluff, we are here to serve you. We offer a wide range of vehicles ranging from the Cadillac Escalade to the GMC Terrain to the Buick LaCrosse, all ready for your test drive. Also, if you're looking for a business, commercial or fleet vehicle in southern Wyoming or northern Colorado, Halladay Motors is your Cheyenne, Laramie, and Casper GMC dealership! We have the GMC trucks and vans preferred by business and fleet owners everywhere.

Automotive Finance, Service and Parts in Cheyenne

If you're researching auto financing options, or looking for a quick quote on a car, truck, or SUV, our friendly staff is ready to provide you with everything you need to make sure that you find a financing solution that works for you. In need of expert car repair? Our service and parts departments are standing by to assist you with your all vehicle maintenance needs, from a simple, fast oil changge to major repairs. We also offer a wide variety of tires for any car or truck. Free local shuttle service and loaner cars are available, and we offer free Wi-Fi while you're here. And in addition, when you have your vehicle serviced with us we'll throw in a free car wash! We also service motor homes and RVs. We have a strong and committed sales staff with many years of experience satisfying our customers' needs. Feel free to browse our inventory online, request more information about vehicles, set up a test drive or inquire about financing!

If you don't see what you are looking for, click on CarFinder, fill out the form, and we will let you know when vehicles arrive that match your search! Or if you would rather discuss your options with our friendly sales staff, click on Directions for interactive driving directions and other contact information. We look forward to serving you!

It Takes More Than Just One Happy Cheyenne Customer to Earn the Trust of Drivers Throughout Fort Collins CO, Warren Air Force Base, Laramie and Wellington CO
It Takes a Dynamic Team Just Like the One at Halladay Auto Group

At Halladay Auto Group, we're dedicated to earning your business again and again. The first time you walk through our doors could be to browse our selection of used cars. Or, perhaps you'll stop by to trade an older model for a brand new Nissan, Subaru, GMC, Buick or CADILLAC vehicle.

Our sales staff and our auto financing team have the bar set at the top rung every time, so you can count on finding a loan or lease option that puts the  of your dreams in your driveway, on your terms.

When you're ready to return to our Cheyenne dealership for regular car service and maintenance, we'll be ready to perform whatever work your vehicle requires. And when you're in the market for auto parts, we're ready to assist in whatever D-I-Y projects you have going on under the hood of your car.

Finally, after a few years on the road, when you're ready to start the process up again, you'll walk right back through those doors to have a few familiar faces help you out.

For more information about our full range of services stop into our showroom at 1615 Westland Road Cheyenne, Wyoming and we'd be happy to assist you with all of your automotive needs.


Halladay Auto Group

1615 Westland Road
Directions Cheyenne, WY 82001

  • Sales: (307) 634-1511
  • Service: (307) 634-1511
  • Parts: (307) 634-1511


  • Monday 8:30AM - 7:00PM
  • Tuesday 8:30AM - 7:00PM
  • Wednesday 8:30AM - 7:00PM
  • Thursday 8:30AM - 7:00PM
  • Friday 8:30AM - 7:00PM
  • Saturday 8:30AM - 6:00PM
  • Sunday Closed
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