Many of our potential clients ask themselves, "Why buy at Brotherton?"

We are a fourth generation family owned dealership, dedicated to customer service, a great experience, and have been honored with Cadillac's Master Dealer Award four times.

Here at Brotherton Cadillac, Buick, GMC, we not only sell America's finest GM products, but we also service all GM products in the greater Puget Sound Area. We have been serving the northwest for over 90 years and strive to be your partner in this community.

Our dealership is clean, bright and has a friendly, easy going staff. Here at Brotherton Cadillac Buick GMC, we are committed to our customers in sales, parts, and service. Our Mission is to partner with local organizations that profoundly impact the lives of the people in the Pacific Northwest.

We are partners with The Moyer Foundation, Mike Utley Foundation, Warren Miller Freedom foundation, Children's Hospital Guild association and much more.

As a business we pride ourselves in thanking our customers for their support, and for giving us the opportunity to provide them with the "The Brotherton Difference".

Brotherton Cadillac moved to Renton in 2001, from Frederick Cadillac in downtown Seattle. For more information on our services, inventory or just to learn about how to get involved with one of our philanthropic partners please call 800-523-3313

We look forward to earning your business in the future, and maintaining for years to come.


The Brotherton Team

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Customer reviews

4.6 / 5

Dealer Rating

Our average rating from our customers is

4.6 / 5

Read Reviews

  • SRX Customer reviews

    I brought my 2012 SRX in because the rear hatch would not stay open. One of the struts was replaced and the problem is now corrected.


    2012 Cadillac SRX
  • Camaro Customer reviews

    Great service as usual.


  • Verano Customer reviews

    Good selection. Excellent and expeditious service by salesman, Gary, manager and finance. Very pleased with the experience.


    2015 Buick Verano
  • Yukon Customer reviews

    First service on a Denali. The work was easy to schedule and was done promptly. I was provided a lift to and from my office during the service.Well done.


    2015 GMC Yukon
  • SRX Customer reviews

    Every time I need service it is the absolute best its fast thoroughthe car is cleaned vaccumed.. its the best...Great customer service ...and its pretty cool owing a new you wil


    2013 Cadillac SRX
  • LaCrosse Customer reviews

    I was pleased that people attended to my problem as soon as I arrived for my 10AM appointment. However, I am also surprised to find that the problem was a leaky water pump, since the car has only 20,0


    2012 Buick LaCrosse
  • Yukon XL Customer reviews

    Lindsay and Jay are awesome in Brotherton's service department! Lindsay always provides excellent customer service and ensure my busy working mom needs are met with a loaner car that accommodates my 3


    2010 GMC Yukon XL
  • Encore Customer reviews

    Great friendly service!


    2014 Buick Encore
  • XTS Customer reviews

    Cadillac XTS. Scheduled service plus recall re an issue with the parking brake. Service was completed in just a few hours, car was vacuumed. Prompt and courteous as usual.


    2013 Cadillac XTS
  • Enclave Customer reviews

    The service team makes every effort to make my experience as seamless as possible. Best dealership in the Northwest.


    2010 Buick Enclave