768 Washington St
Auburn, MA 01501

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Hours Toggle

Sales Department

Sun Closed
Mon 9:00am – 7:00pm
Tue 9:00am – 7:00pm
Wed 9:00am – 7:00pm
Thu 9:00am – 7:00pm
Fri 9:00am – 7:00pm
Sat 9:00am – 6:00pm

Service Department

Sun Closed
Mon 7:00am – 6:00pm
Tue 7:00am – 6:00pm
Wed 7:00am – 6:00pm
Thu 7:00am – 6:00pm
Fri 7:00am – 6:00pm
Sat 7:00am – 5:00pm

Reviews of Diamond Chevrolet, Buick, GMC, Cadillac

Overall Rating:

4.7 (out of 5)

86% recommend this dealer

219 total reviews

Showing the most recent reviews from Cars.com and DealerRater.

5.0 (out of 5)

Needed oil change, your technician notice front tires not

Reviewed by Francis J Lukaszek from Dudley, MANovember 21, 2025

Needed oil change, your technician notice front tires not wearing properly, recommended and completed front end alignment. Also needed engine air filter and tire pressure adjustment.

  • Does recommend this dealer
  • Came in for service or repair
  • Did make a purchase

Overall Facilities N/A

Customer Service N/A

Buying Process N/A

Quality of Repair N/A

Maximum rating = 5

5.0 (out of 5)

We had a minor issue with my new Equinox that was quickly

Reviewed by Michael James Keating from Worcester, MassachusettsAugust 24, 2025

We had a minor issue with my new Equinox that was quickly diagnosed ? I literally drove in unannounced and was taken care of - part was ordered and I was assured it was ok to drive. Thank you

  • Does recommend this dealer
  • Came in for service or repair
  • Did make a purchase

Overall Facilities N/A

Customer Service N/A

Buying Process N/A

Quality of Repair N/A

Maximum rating = 5

5.0 (out of 5)

The staff was ready for me when I arrived for my

Reviewed by JOHN MADDEN from Worcester, MAAugust 14, 2025

The staff was ready for me when I arrived for my appointment. They were responsive to my requests and fulfilled them quickly. They answered all my questions, provided all the information that I needed. I now have a wonderful vehicle.

  • Does recommend this dealer
  • Shopped for a new car
  • Did make a purchase

Overall Facilities N/A

Customer Service N/A

Buying Process N/A

Quality of Repair N/A

Maximum rating = 5

About Diamond Chevrolet, Buick, GMC, Cadillac

Diamond Auto Group - New and Used Chevrolet GMC Buick and Cadillac Dealer in the Worcester Area. We offer Free Tire Rotations Free Oil Changes and Free Batteries on any New or Certified pre-owned vehicle. Come visit us to test drive a vehicle speak to one of our experts or discuss financing options. Our large selection ensures that we have a vehicle for everyone no matter what it is you're looking for.

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