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Customer reviews

4.8 / 5

Dealer Rating

Our average rating from our customers is

4.8 / 5

Read Reviews

  • Lucerne Customer reviews

    60k service, great staff


  • LaCrosse Customer reviews

    Great experience always!


    2012 Buick LaCrosse
  • LeSabre Customer reviews

    Great service and good communication. The various options for repairs were explained clearly. I felt respected. The repairs went great and my Buick is as good as new!


  • Regal Customer reviews

    I was very happy with the service that I received on 8/14/15.


    2014 Buick Regal
  • Sierra Customer reviews

    Great job all the way around..HIGHLY recommend!!!!!


  • LaCrosse Customer reviews

    Came in for routine oil change/tire rotation .. The Techs noted a slight oil leak on right rear axle seal ,, brought it to my attention and repaired/replaced seal ( warrenty service ) .. All this was


    2014 Buick LaCrosse
  • Yukon XL Customer reviews

    Wendall - a true car sales professional, helps you find the vehicle that is right for you. Showroom and offices clean, noise at a minimum and lot organized. Drove the extra 45 minutes from Denver to f


    2012 GMC Yukon XL
  • DTS Customer reviews

    I have been a customer for 55 years and have never had to bring my car back because it was not repaired right. All of your employees are very courteous and willing to help if you have a question or pr


  • Acadia Customer reviews

    Good stuff... John and crew resolved the recall issue associated with the headlights and did additional analysis and made a solid recommendation (which I followed) on anther identified issue.


    2012 GMC Acadia
  • Impala Customer reviews

    I brought my 2011 Chevrolet Impala in for service on a wheel hub & besring, had the transmission flushed and filled. In the course of the service, the team discovered that my battery was leaking and I


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Service Specials

  • Everyday Value Price*
    5-Quart Oil Change, 4-Tire Rotation & Multi-Point Vehicle Inspection
    $39 07 Conventional* $39 95 dexos1*
    *Disclosure Tire balancing, tax, and more than 5 quarts of oil extra. Most V-6 and V-8 engines and other select vehicles require more than 5 quarts of oil. See dealer for eligible vehicles and details. Offer valid through 12/31/15. Expires expires on 12/31/2015 View Details
  • Brake Pads Installed*
    ACDelco Professional DuraStop
    $99 95 per axle*
    *Disclosure Turning or replacing rotors, all other services, and tax extra. Excludes Corvette and other select vehicles. Retail customers only. See dealer for eligible vehicles and details. Warranty to the original retail purchaser. See dealer for details. Offer valid through 12/31/15. Expires expires on 12/31/2015 View Details
  • 30-Day Tire Price Guarantee*
    *Disclosure Ad, written estimate, or Internet quote for identical tire(s) from a competing tire retailer/installer located within 100 miles of the dealer required during guarantee period for price match. Offer valid through 12/31/15. Expires expires on 12/31/2015 View Details

McCaddon Cadillac Buick GMC - Serving Boulder & Denver, CO Cadillac, Buick & GMC Customers Since 1958!

Get only the finest new and used cars from the best Boulder Buick, GMC and Cadillac dealership near Denver and Longmont! Come see our new inventory of Cadillac, GMC, and Buick models, plus our large inventory of certified pre-owned vehicles. We're your family owned and operated Boulder Cadillac, Buick, and GMC dealership, located at 48th and Pearl Parkway near Denver. We at McCaddon Cadillac Buick GMC, your Boulder Buick, GMC, and Cadillac dealership, strive hard to fulfill all your vehicle needs to the best of our ability.

Used Vehicles for Longmont and Denver, CO Cadillac, Buick & GMC Customers

Get only the best pre-owned cars in Colorado, from the most reputable used car dealer. Our selection of certified pre-owned cars and trucks are vigorously inspected, detailed, and thoroughly reconditioned. You'll find a great selection of Boulder, Denver and Longmont used cars right here at McCaddon.

Our excellent track record is proven daily. We serve Longmont and Denver, CO Cadillac, Buick, and GMC customers with the most professional and friendly sales and service staff. Our customers are treated with the utmost integrity, honesty, and professionalism. We have been an integral part of the Boulder community since 1958!

Get in touch with one of the knowledgeable certified sales consultants at our Boulder Buick, GMC, and Cadillac dealership. See how we can make the difference! Add us to your shopping list and let us do the work for you!

GM Auto Service in Boulder - Serving Denver and Longmont GMC, Cadillac & Buick Drivers

McCaddon has been serving Boulder County, Denver and Longmont GMC, Cadillac, and Buick drivers since 1958. Our certified service center offers a great value on Boulder Cadillac, Buick, and GMC service with competitively priced service offerings. Our ASE certified, GM-trained technicians and genuine GM parts are just a few of the many reasons to bring your Denver, CO Cadillac, GMC, or Buick vehicle into McCaddon for service. The friendly service staff at our Boulder Buick, GMC, and Cadillac dealership will answer any questions that you have.

Denver, CO Cadillac Dealer Alternative in Boulder, CO

We are your Denver, CO Cadillac dealer alternative with top notch staff, inventory, and facilities. Come see the all-new Cadillac CTS, XTS, ATS, SRX, and Escalade! Denver, CO Cadillac customers, see how Cadillac Cue can help you be connected. We look forward to giving you the world class experience you deserve here in Boulder near Denver and Longmont!

Boulder Buick Dealer Serving Denver and Longmont

McCaddon Cadillac Buick GMC of Boulder is proud to serve as your Denver and Longmont Buick luxury vehicle dealer alternative. We carry the complete line of world-class Buick vehicles. We invite you to test drive a new Denver, CO Buick Enclave, Regal or LaCrosse. We're also pleased to present the all-new Verano, available for Longmont and Denver, CO Buick enthusiasts to test drive. Please request a quick quote for more information on these renowned cars.

Longmont & Denver, CO GMC Source in Boulder

At our Denver, CO GMC dealer alternative, we also carry a great selection of new and used GMC SUVs and trucks. We maintain a great inventory of Sierra pickups for Longmont GMC drivers to choose from, as well as Acadia and Yukon SUVs. Please browse our complete inventory to view our extensive collection of vehicles, or visit us here in Boulder for a great Denver and Longmont GMC Yukon dealership alternative! We carry the Acadia Denali and supply Denver, CO GMC Terrain Denali models from Boulder.

Service | Parts Order Form | GM Accessories

Buick: Enclave | Encore | LaCrosse | Regal | Verano
Cadillac: ATS | ATS Coupe | CTS Sedan | Escalade | SRX | XTS
GMC: Acadia | Canyon | Savana Cargo Van | Savana Passenger Van | Sierra 1500 | Sierra 2500HD | Sierra 3500HD | Terrain | Yukon