Deric O'Shaughnessy
Deric O'Shaughnessy at Mercedes Benz of Santa Rosa

Deric O'Shaughnessy

Service Advisor

Mercedes Benz of Santa Rosa

2881 Corby Ave
Santa Rosa, CA 95407

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4.8
13 Reviews
4.8

13 Reviews

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13 Reviews of Deric O'Shaughnessy

February 13, 2026

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Best service department! Very efficient, from the greeter, the service advisor to the cashier. Excellent! More

by dapools
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Recommend Dealer
Yes

February 13, 2026

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I had a great experience working with Deric. He was friendly, helpful and made the service stress-free. Provided a quick turnaround as promised. I appreciate the excellent customer service. More

by susielovold
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Recommend Dealer
Yes

February 13, 2026

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The usual great service, appreciated loaner, but went above and beyond to recover a lost ring from deep recesses of the back seat! More

by Cbhunsberger
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Recommend Dealer
Yes

February 13, 2026

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Exceptional service and help from highly knowledgeable and experienced staff. Checking in, having the car evaluated, and getting the necessary repairs completed in a timely fashion was done with excellenc More

by GTA
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Yes

February 12, 2026

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Deric was very helpful in explaining what needed to be done on my car. Sarah was also good at scheduling my appointment and getting me a loaner car. More

by beatles4ever1965
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Recommend Dealer
Yes

February 12, 2026

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Derek was great to work with and everything was completed in the timeframe. He told me, excellent service thank you.! 🤩 More

by tamikalfos
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Yes

February 11, 2026

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Customer service is 5 stars! ! Very happy using this service center for our car. Thank you!! More

by Bmwmom143
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Yes

February 10, 2026

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Deric was wonderful very open about the price and what I needed. I felt very comfortable going to him with all of my car questions. My car is running smoothly. Thank you for doing such a great job. More

by akayshadhaliwal93
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Recommend Dealer
Yes

February 10, 2026

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Great service and friendly support. Nick and Deric make getting our cars serviced very convenient. More

by williamcbarnett
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Recommend Dealer
Yes

Other Employees Tagged: Nick Staur

February 07, 2026

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Competent Professional Helpful A great follow up The above words sum up my experience with Mercedes-Benz Santa Rosa. Derec is great. More

by jacobsmcs
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Recommend Dealer
Yes
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