Don Koch
Don Koch at O'Fallon Buick GMC

Don Koch

Fixed Operations Director

O'Fallon Buick GMC

2150 Technology Dr
O'Fallon, MO 63368

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4.8
268 Reviews
4.8

268 Reviews

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268 Reviews of Don Koch

December 21, 2025

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Employee Rating

Vivek Abraham and the team have gone above and beyond to service us since buying our brand new car with Vivek a little over a month ago. Vivek is so knowledgeable, professional and helpful, it has made this More

by edmary.rivas
Recommend Dealer
Yes

Other Employees Tagged: Joe Peters , Vivek Abraham

December 20, 2025

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Came in for my trucks first oil change. In and out in an hour. No issues. More

by jcwalton01
Service Price Transparency
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Recommend Dealer
Yes

Other Employees Tagged: Nik Halaska, Joe Peters

December 16, 2025

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Wonderful experience. They have an amazing service team. Chip was my service provider. He was very thorough and helpful. I appreciate his work ethic. More

by LEARY429
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Recommend Dealer
Yes

Other Employees Tagged: Nik Halaska, Joe Peters , Chip

December 15, 2025

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Top notch facility, staff and service department! !! Highly recommend O’Fallon Buick GMC for sales and service!!! More

by LEWISMARINE
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Recommend Dealer
Yes

Other Employees Tagged: Nik Halaska

December 13, 2025

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Don, Joe and Nik are the best! They never fail to greet me by name when I arrive. They never pressure me to have service done on the car that can wait until my next appointment. More

by robert.oldani52
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Recommend Dealer
Yes

Other Employees Tagged: Nik Halaska, Joe Peters

December 11, 2025

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Great buying experience! I’ve purchased a few trucks over the years for my business and this was one of the smoothest experiences I can recall. From shopping online to conta More

by chris.autographics
Sales Price Transparency
Purchase Time
Finance Experience
Recommend Dealer
Yes

December 06, 2025

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Don and Chip in service are the best! !! Excellent communication and quick turn around! Highly recommended!! More

by LEWISMARINE
Service Price Transparency
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Recommend Dealer
Yes

Other Employees Tagged: Chip

November 26, 2025

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The service center was kind and efficient. They were able to quickly get my oil and tires rotated. I can tell they value their customers. More

by CARRIESEIFRIED
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Recommend Dealer
Yes

Other Employees Tagged: Nik Halaska, Joe Peters

November 12, 2025

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Another great service experience! The service writers are very helpful,knowledgeable and professional They care about your vehicle and have an understandable approach to getting yo More

by TBERNSTETTER
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Recommend Dealer
Yes

Other Employees Tagged: Nik Halaska, Joe Peters

November 11, 2025

Dealership Rating
Employee Rating

The service was great. Also fast and on budget. The service manager Don Koch was very courteous and helpful. We will recommend your dealership to everyone we know More

by RODGERSD312
Service Price Transparency
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Recommend Dealer
Yes

Other Employees Tagged: Nik Halaska, Joe Peters

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