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Sommer's Buick GMC Subaru
Mequon, WI
1,758 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 1,758 reviews
February 02, 2026
I just got the 3rd vehicle from Sommer’s! Everyone is great to work with. Everyone is great to work with. More
by Sebness3
Employees Worked With
January 30, 2026
I appreciate the friendly, professional and responsive team at Sommer’s Subaru from the receptionist to the service advisor and sales reps. I have always been treated with courtesy and respect. The Somme team at Sommer’s Subaru from the receptionist to the service advisor and sales reps. I have always been treated with courtesy and respect. The Sommers staff are a very positive reflection of the dealership! More
by Cari Koenings
Employees Worked With
N/A
January 30, 2026
Everyone there is always professional and nice, and explains everything very well! I highly recommend this dealership! explains everything very well! I highly recommend this dealership! More
by kwysocky
Employees Worked With
January 26, 2026
Recently completed our 4th Subaru leased vehicle ALL with the assistance of Troy Royse! He's excellent to work with and provides honest information. He listens and works to get you the vehicle you are lookin the assistance of Troy Royse! He's excellent to work with and provides honest information. He listens and works to get you the vehicle you are looking forward within your cost limits. More
by ghowley
Employees Worked With
January 26, 2026
I have purchased 2 Subarus through Sommers. They are a quality dealership that goes the extra mile to provide you with a seamless car buying experience. The staff is knowledgeable and very at They are a quality dealership that goes the extra mile to provide you with a seamless car buying experience. The staff is knowledgeable and very attentive.......no pressure sales and the service department is exceptional. More
by Debsc24
January 16, 2026
Expedient drop-off and pickup procedure, excellent communication during the time of service. I think that staff should take note of the age of the vehicle being serviced and the loaner vehicle, and t communication during the time of service. I think that staff should take note of the age of the vehicle being serviced and the loaner vehicle, and then make sure the updated technology of the loaner is understood before letting the customer take it off the lot. More
by behlencindy
Employees Worked With
Angelika Heyse/4007 - Service Advisor; Matthew H. - Tech
