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Sommer's Buick GMC Subaru
Mequon, WI
1,532 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 1,532 reviews
September 16, 2025
The sales associate was very friendly and knowledgable about our choice of Subaru to lease. The support staff was also very capable and professional. I would have no problem returning for another purchase about our choice of Subaru to lease. The support staff was also very capable and professional. I would have no problem returning for another purchase. More
by michaelbraley0305
Employees Worked With
September 16, 2025
knowledgeable, courteous service, nice facilities, excellent inventory, nice to work with caring professionals, convenient location excellent inventory, nice to work with caring professionals, convenient location More
by cl18643
September 15, 2025
The dealership is clean and inviting. Everyone was so friendly from front desk associated to my salesman. Everyone was so friendly from front desk associated to my salesman. More
by Sophie.S
September 15, 2025
Went in for service wanting a lot done and the service rep I dealt with was great at clearly and concisely explaining the different service options, their cost impacts, and why I may or may not wat to opt rep I dealt with was great at clearly and concisely explaining the different service options, their cost impacts, and why I may or may not wat to opt for them. The work was done quickly and I've had no issues since. More
by Dylan
Employees Worked With
Sara
September 15, 2025
I have never been happy with a car dealer, much less loved one. But I can honestly say I love Sommer's. I had the pleasure of meeting Grant Sommer, and he personally followed up with me. Our sales perso loved one. But I can honestly say I love Sommer's. I had the pleasure of meeting Grant Sommer, and he personally followed up with me. Our sales person was Troy Royse and he was quite fun to work with. Everyone was very welcoming and friendly. The overall experience was awesome. I highly recommend Sommer's and will be going back again. More
by Angie K.
September 15, 2025
1st class professional dealer. This is the third vehicle purchased at Sommers.Joe Vella is a great salesman. Worth the drive from Appleton. This is the third vehicle purchased at Sommers.Joe Vella is a great salesman. Worth the drive from Appleton. More
by jean.breier
September 15, 2025
Highly Recommended! From looking to purchase to service, the entire experience has been awesome; I'm looking forward to working with them again, and I can't say that I h From looking to purchase to service, the entire experience has been awesome; I'm looking forward to working with them again, and I can't say that I have ever said that about another car dealership, including service. More
by Angie K.
Employees Worked With
Joe Carlini, Alex, payment lady who was working Friday 9/12 night
September 14, 2025
I went to the dealership because my battery was discharging quickly. They checked out my battery and charging system and said everything is fine but my battery is still charging when it sits 10% pe discharging quickly. They checked out my battery and charging system and said everything is fine but my battery is still charging when it sits 10% per day. More
by jimpet1939
Employees Worked With
Mitchell
