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Sommer's Buick GMC Subaru
Mequon, WI
1,642 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 296 service reviews
November 29, 2025
Friendly, helpful, ready to satisfy the customer. Customer service was quick to get my personal information in order to complete the estimate. Customer service area was clean. Customer service was quick to get my personal information in order to complete the estimate. Customer service area was clean. More
by SueZM
Employees Worked With
John
November 26, 2025
Troy in sales and Sara in service were great! The entire experience at Sommers Subaru was wonderful. The service department came through like none other. The entire experience at Sommers Subaru was wonderful. The service department came through like none other. More
by farmer
November 12, 2025
I had fob battery replaced because dashboard said battery was low. Mike replaced the battery and also gave us useful information about how to get into the car and start the engine if fob battery was too low was low. Mike replaced the battery and also gave us useful information about how to get into the car and start the engine if fob battery was too low to do so in the normal way. More
by babender2
Employees Worked With
Mike (parts department)
October 30, 2025
Routine service and auto pickup went smoothly including a recall fix and I think a software update. I had some problem getting the navigation connection with my iPhone and attributed it to the s/w update, bu recall fix and I think a software update. I had some problem getting the navigation connection with my iPhone and attributed it to the s/w update, but it appears to be working now. More
by Donofgoshen
Employees Worked With
Forgot
October 22, 2025
Service representatives are cheerful and helpful. All maintenance was handled in a timely manner. All items checked were reviewed with me before I left. I even had a quick car wash. All maintenance was handled in a timely manner. All items checked were reviewed with me before I left. I even had a quick car wash. More
by Suzy
Employees Worked With
Service representatives
