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Sommer's Buick GMC Subaru
Mequon, WI
1,751 Reviews
Sommer’s Subaru Buick GMC – Where Customers Send Their Friends!
For over 70 years, Sommer’s Automotive has been a trusted name in Southeastern Wisconsin, helping tens of thousands of drivers find and maintain the perfect vehicle. Our commitment to outstanding customer service and community support has made us more than just a dealership—we’re your automotive partner for life.
At Sommer’s, we believe car buying and service should be easy, stress-free, and enjoyable. Whether you’re shopping for a new Subaru, Buick, or GMC, the perfect used vehicle, or looking for expert maintenance, our team is here to provide a straightforward, no-pressure experience.
We’re proud to be where customers send their friends—because trust, integrity, and exceptional service always come first.
Stop by and experience the Sommer’s difference today!
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This rating includes all dealership reviews, with more weight given to recent reviews.
Sales Price Transparency
Service Price Transparency
Trade-in Experience
Purchase Time
Finance Experience
Workmanship
Service Time
Service Communication
Hours
Sales/Showroom
Monday 8:30 AM - 8:00 PM
Tuesday 8:30 AM - 8:00 PM
Wednesday 8:30 AM - 8:00 PM
Thursday 8:30 AM - 8:00 PM
Friday 8:30 AM - 8:00 PM
Saturday 8:30 AM - 5:00 PM
Sunday Closed
Service
Monday 7:00 AM - 6:00 PM
Tuesday 7:00 AM - 6:00 PM
Wednesday 7:00 AM - 7:00 PM
Thursday 7:00 AM - 6:00 PM
Friday 7:00 AM - 6:00 PM
Saturday 8:00 AM - 4:00 PM
Sunday Closed
Parts
Monday 7:00 AM - 6:00 PM
Tuesday 7:00 AM - 6:00 PM
Wednesday 7:00 AM - 7:00 PM
Thursday 7:00 AM - 6:00 PM
Friday 7:00 AM - 6:00 PM
Saturday 8:00 AM - 4:00 PM
Sunday Closed
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Showing 1,751 reviews
October 24, 2026
They keep their appointments running on time. I appreciate washing my car. I do question the policy of asking me to come in every six months; both this time and 6months ago I didnt have enough mi I appreciate washing my car. I do question the policy of asking me to come in every six months; both this time and 6months ago I didnt have enough miles to rotate tires. It’s myunderstanding that the synthetic oils can go longer but I have questioned the policy and I get the sme party line—bring it in for 6-month service no matter how mny miles you have… More
by SusanHops
Employees Worked With
service
October 15, 2026
Great buying experience and first time oil change and tire rotation went quick and took great care of my car and myself…will definitely be back tire rotation went quick and took great care of my car and myself…will definitely be back More
by mdahlinger13
October 06, 2026
Needed a last minute oil change at they got me in right away and had me on my way within an hour. Great communication and service. So happy with my recent Subaru purchase and first service experience. away and had me on my way within an hour. Great communication and service. So happy with my recent Subaru purchase and first service experience. More
by Craig
Employees Worked With
Zack
September 22, 2026
Always get the best service at Sommer’s. Want to highlight Zachary. He was super kind, helpful, explained everything thoroughly, and a ray of sunshine no matter the weather. My honest opinio Want to highlight Zachary. He was super kind, helpful, explained everything thoroughly, and a ray of sunshine no matter the weather. My honest opinion, he deserves a raise! Thank you! More
by ryan.yatso
Employees Worked With
Zachary Groeschl
September 18, 2026
Bought my Outback at Sommers. Take it in for routine maintenance. Everything has gone smoothly! Take it in for routine maintenance. Everything has gone smoothly! More
by Pugetbadger
