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Alex Decker
Alex Decker at Diamond Buick GMC of Alexandria

Alex Decker

Sales

Diamond Buick GMC of Alexandria

5803 State Hwy 29 South
Alexandria, MN 56308

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4.8
18 Reviews
4.8

18 Reviews

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18 Reviews of Alex Decker

September 22, 2026

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Employee Rating

Very pleasant and professional. Have them do all our services. They explain if there's a problem before they repair it. More

by joey60
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Recommend Dealer
Yes
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August 18, 2026

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Diamond Buick GMC in Alexandria Minnesota took an unfortunate experience and turned it into a good experience. Unfortunately, shortly after I purchased a used vehicle, the transmission started giving More

by FOXCG1
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Workmanship
Service Time
Service Communication
Recommend Dealer
Yes

Other Employees Tagged: Ashley Knauf, Michalene Martin, Tim Pederson, Ian Getz, Jasen Wise, Taven Ebnet

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Sep 02, 2026

Diamond Buick GMC of Alexandria responded

Thank you for sharing your experience and for giving us the opportunity to work through this with you. While we certainly wish you hadn’t experienced an issue with your vehicle, we’re glad our team was able to listen, work with you, and find a solution everyone felt good about. Taking care of our customers matters just as much when something goes wrong as when everything goes right. We truly appreciate your patience, your trust in our team, and especially your recommendation!

August 04, 2026

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Scheduled an oil change which was easy to do. Oil change was quick and I like that they completely check over the truck. Very pleased with the service. More

by pedersonken
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Workmanship
Service Time
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Yes
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Sep 02, 2026

Diamond Buick GMC of Alexandria responded

Thank you for the great review! We’re glad scheduling your oil change was easy and our Service team was able to get you back on the road quickly. Taking the time to thoroughly inspect your truck while it’s here is an important part of helping you stay ahead of any potential issues. We appreciate you trusting Diamond Buick GMC in Alexandria, MN with your truck’s maintenance!

July 29, 2026

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Diamond is a top level dealership! They’re the only dealership I deal with based on their consistent customer service over the years. Definitely give them your business! More

by ericcichy
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Workmanship
Service Time
Service Communication
Recommend Dealer
Yes

Other Employees Tagged: Ashley Knauf, Michalene Martin, Tim Pederson, Ian Getz, Jasen Wise, Taven Ebnet

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Sep 02, 2026

Diamond Buick GMC of Alexandria responded

Thank you for the incredible recommendation and, most importantly, for your loyalty over the years! Knowing Diamond Buick GMC is the only dealership you choose because of the consistent service you’ve received means a great deal to our entire team. We’re grateful for your continued trust and proud to be your dealership here in Alexandria, MN!

July 07, 2026

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Great experience! Very accommodating and worked with us to lower price. Recommend to anyone. Stand by their word. Recommend to anyone! More

by salice
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Recommend Dealer
Yes
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Jul 20, 2026

Diamond Buick GMC of Alexandria responded

Thank you for the fantastic review! We're thrilled you had such a great experience with us. Our team works hard to be accommodating, stand by our word, and deliver real value. We truly appreciate the recommendation and are grateful you chose Diamond Buick GMC. If you ever need service, parts, or are looking at another vehicle, please come back and see us — we’d love to take care of you again! Drive safe! The Diamond Buick GMC Team

June 26, 2026

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Everything went very good my vehicle was a little scratched more than I expected. Thanks More

by wipf5359
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Trade-in Experience
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Recommend Dealer
Yes

Other Employees Tagged: Michalene Martin, Ian Getz

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Jul 20, 2026

Diamond Buick GMC of Alexandria responded

Thank you for your 5-Star review!

June 21, 2026

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Tim sold us our new GMC and helped us with all of our questions, great guy to work with!! More

by jaymeanderson2002
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Finance Experience
Recommend Dealer
Yes

Other Employees Tagged: Tim Pederson

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Jul 20, 2026

Diamond Buick GMC of Alexandria responded

Thank you for the great review! We're thrilled Tim made your new GMC purchase smooth and answered all your questions — he’s a fantastic member of the team at Diamond Buick GMC. We’re so happy you had a positive experience and truly appreciate you choosing us. If you need service on your new GMC or anything else, please come back and see us anytime. Congratulations on your new vehicle! The Diamond Buick GMC Team

June 21, 2026

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Knowledgable and friendly! Made the deal and got us out fast! Thanks for a great sale! More

by markwangerin
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Trade-in Experience
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Recommend Dealer
Yes

Other Employees Tagged: Jasen Wise

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Jul 20, 2026

Diamond Buick GMC of Alexandria responded

Thank you for the awesome review! We're glad our team was knowledgeable and friendly, and that we were able to make the deal and get you out quickly with your new vehicle. Thanks for choosing Diamond Buick GMC — we appreciate the kind words and look forward to helping you again with service or your next vehicle! Drive safe and enjoy the new ride! The Diamond Buick GMC Team

May 30, 2026

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Diamond GMC was extremely easy to deal with and made the truck purchasing experience, quick and fun More

by argutzmer
Sales Price Transparency
Trade-in Experience
Purchase Time
Finance Experience
Recommend Dealer
Yes

Other Employees Tagged: Ashley Knauf, Michalene Martin, Tim Pederson, Ian Getz

Print
Jul 20, 2026

Diamond Buick GMC of Alexandria responded

Thank you for the great review! We're thrilled we made your truck purchasing experience at Diamond Buick GMC of Alexandria quick, easy, and fun. We love hearing this and truly appreciate you choosing us. When you need service on your new truck or anything else, we're here and ready to help! Drive safe and enjoy the new ride! The Diamond Buick GMC of Alexandria Team

May 07, 2026

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Quick, efficient, polite, all come to mind with our vehicle purchase and the staff we interacted with. Would recommend. More

by jprochniak
Sales Price Transparency
Purchase Time
Finance Experience
Recommend Dealer
Yes

Other Employees Tagged: Corey -Finance

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May 29, 2026

Diamond Buick GMC of Alexandria responded

Thank you for your 5-Star review! And also for your kind words! We're happy we were able to help you with your purchase. Enjoy your new ride!

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