John DeMartin
John DeMartin at Terryville Chevrolet

John DeMartin

Assistant Service Manager

Terryville Chevrolet

302 Main Street
Terryville, CT 06786

4.2
30 Reviews
4.2

30 Reviews

Write a Review

30 Reviews of John DeMartin

October 14, 2026

Dealership Rating
Employee Rating

I’ve been to the dealership multiple times for the same problems that the technicians have claimed to fix. However, each time I leave, more problems occur and my car is still smelling like mold and filling More

by zanieali
Service Price Transparency
Workmanship
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Recommend Dealer
No

Other Employees Tagged: Don Nenninger, Brendan Clark

Oct 14, 2026

Terryville Chevrolet responded

We're sorry to hear about your experience and would love to get to the bottom of it with you and see if there is something we can come up with to turn it around for you as quickly as possible. If you would be willing to continue the conversation, we would appreciate the opportunity to address your concerns.

October 09, 2026

Dealership Rating
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Friendly people run the service department. Nice facility with a good waiting area and in a nice town with interesting places to visit while waiting also. More

by barberathomas
Service Price Transparency
Workmanship
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Recommend Dealer
Yes

Other Employees Tagged: Don Nenninger, Brendan Clark

Oct 09, 2026

Terryville Chevrolet responded

Thank you so much for taking the time to share your feedback with us. We are delighted to learn about your positive experience! If there is anything else we can do to assist you, please do not hesitate to let us know. We are always happy to help!

October 05, 2026

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Employee Rating

Very friendly and easy to work with. Fast service, great friendly workers, will be coming back More

by Haleyv116
Service Price Transparency
Workmanship
Service Time
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Recommend Dealer
Yes

Other Employees Tagged: Don Nenninger, Brendan Clark

Oct 05, 2026

Terryville Chevrolet responded

Thank you for your kind words. Knowing the fast, friendly service on your Chevrolet Trax met your needs means a lot to our team, and we look forward to welcoming you back.

September 29, 2026

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They were helpful and explaining to me and make me understand how things work courteous very prompt More

by lovemymidnight
Service Price Transparency
Workmanship
Service Time
Service Communication
Recommend Dealer
Yes

Other Employees Tagged: Don Nenninger, Brendan Clark

Sep 29, 2026

Terryville Chevrolet responded

Knowing that our explanations helped you understand how your Chevrolet Silverado 1500 works means a lot to our service department. We’re pleased we could answer your questions quickly and courteously.

September 28, 2026

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Very quick and professional, this is where I perfer to go for work to my cars More

by keotye
Service Price Transparency
Workmanship
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Service Communication
Recommend Dealer
Yes
Sep 28, 2026

Terryville Chevrolet responded

Knowing we’re your preferred choice for vehicle service means a lot to our team. We’re glad our service on your Equinox was both quick and professional.

September 28, 2026

Dealership Rating
Employee Rating

We're not very helpful for getting assist stepup. Wasted a lot of points. Also, stuck with the steps not usable for stepping up, option from Dealer More

by lindaaltmeyer6
Service Price Transparency
Workmanship
Service Time
Service Communication
Recommend Dealer
No

Other Employees Tagged: Don Nenninger, Brendan Clark

Oct 01, 2026

Terryville Chevrolet responded

Providing a positive experience is our top priority, so we're disappointed to hear that your visit didn't measure up. Thank you for bringing it to our attention. We're sorry your visit didn't go as planned and would love the opportunity to touch base with you and address your concerns once we've been able to get the whole story.

September 21, 2026

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Employee Rating

I have been pleased with all the services so far when I take my Chevy here!! Brendan is awesome!! also, they have taken me in on short notice. All Goid!! More

by NO61
Service Price Transparency
Workmanship
Service Time
Service Communication
Recommend Dealer
Yes

Other Employees Tagged: Don Nenninger, Brendan Clark

Sep 25, 2026

Terryville Chevrolet responded

Thanks for sharing about your experience with Terryville Chevrolet. We appreciate your business and hope to see you again soon!

September 18, 2026

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the whole service group is outstanding. If that was not, I would be going somewhere else. More

by G.MASTERSON
Service Price Transparency
Workmanship
Service Time
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Recommend Dealer
Yes

Other Employees Tagged: Don Nenninger, Brendan Clark

Sep 18, 2026

Terryville Chevrolet responded

Our service team enjoyed working on your Cadillac DTS. Knowing you found our service group outstanding means a lot to us.

September 09, 2026

Dealership Rating
Employee Rating

The dealership did not disclose the excessive amount of damage on the car. Dishonest business More

by dankusi
Service Price Transparency
Workmanship
Service Time
Service Communication
Recommend Dealer
No

Other Employees Tagged: Don Nenninger, Brendan Clark

Sep 10, 2026

Terryville Chevrolet responded

We're sorry to hear that your visit didn't meet the high standards that guests have come to expect from our dealership. If it's possible to discuss your visit in more detail, please feel free to contact us directly. We'd love to get to the bottom of this and turn things around for you.

September 04, 2026

Dealership Rating
Employee Rating

They are always great . and do great work on my Chevy blazerRs when I call there are ready to respond to what my needs are More

by squires.christopher
Service Price Transparency
Workmanship
Service Time
Service Communication
Recommend Dealer
Yes
Sep 04, 2026

Terryville Chevrolet responded

Consistent responsiveness is at the core of our service approach. Hearing that our team always meets your needs and delivers great work on your Chevrolet Blazer is truly rewarding.

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