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Performance Buick GMC

Cedar Knolls, NJ

4.8
1,849 Reviews
Performance Buick GMC is your trusted Buick, GMC dealership in Cedar Knolls, NJ and the reason why our loyal customers from Morristown, Parsippany, and Randolph keep coming back. From the time you enter our showroom when you service with us, you can expect to be treated like family, each and every visit. We offer an extensive new and pre-owned inventory, as well as our competitive lease specials, finance options and expert auto service. We are dedicated to providing exceptional customer service to Hanover County and being an integral part of our Cedar Knolls, NJ community. We look forward to seeing you soon!
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1247 NJ-10

Cedar Knolls, NJ

07927

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Showing 1,849 reviews

February 06, 2026

I just want to say how helpful John my service advisor was at my time of need. I would recommend him to my all my family and friends. More

by BOBSCHWEIZER2
Recommend Dealer
Yes
Employees Worked With
John
February 04, 2026

Norman was amazing and very professional he explained everything to me that was to be done and there were no surprises. More

by charwmn
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Recommend Dealer
Yes
Employees Worked With
Norman
February 04, 2026

Entire experience from scheduling service to completion was handled professionally,will definitely continue using this dealership for all future needs. More

by jns1207
Service Price Transparency
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Recommend Dealer
Yes
Employees Worked With
Michael Thorn
5.0
This rating includes all reviews, with more weight given to recent reviews.
February 04, 2026

Eddie was so professional. Everything was so smooth and on time. Thank you for your help Eddie More

by standmrc
Service Price Transparency
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Recommend Dealer
Yes
Employees Worked With
Eddie
February 04, 2026

Got the part in one day and was able to fix the issue promptly. Great customer service. Got calls and texts to inform me of status and pick up time. More

by kfischer10
Service Price Transparency
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Recommend Dealer
Yes
Employees Worked With
John service advisor cedar knolls
February 02, 2026

Wil in sales, Kyle in finance and Anthony solved all the questions my wife and I had and worked very closely to make us happy. More

by jackdeshefy
Recommend Dealer
Yes
Employees Worked With
Wil, Kyle and Anthony
February 02, 2026

I dropped my car off Friday for service of my brakes. By the time I got the real number for the brake job I had to leave the car overnight. Ed, told me on Friday to come back Saturday morning at 10:30 to More

by TOM@SPHERECONSTRUCTIONCORP.COM
Service Price Transparency
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Recommend Dealer
No
Employees Worked With
Edgar
February 02, 2026

John was very helpful with scheduling the maintenance of my vehicle. He listened to my concerns and helped with the best course of action. He has helped me many times in the past and I will continue to work More

by ALLISON MINGLE
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Recommend Dealer
Yes
Employees Worked With
John Barker
February 02, 2026

The salesman was friendly, and the maintenance service was also satisfactory. It's excellent! God job More

by SIMJW1108
Service Price Transparency
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Recommend Dealer
Yes
Employees Worked With
Michael Thorn
4.0
This rating includes all reviews, with more weight given to recent reviews.
Dwight Phillips
4.0
This rating includes all reviews, with more weight given to recent reviews.
Jacob Stevenson
5.0
This rating includes all reviews, with more weight given to recent reviews.
January 31, 2026

Professional and friendly service. I was helped by Eddie and he made the process easy. Waiting room was clean and comfortable as well. More

by PlsDontSellData
Service Price Transparency
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Recommend Dealer
Yes
Employees Worked With
Edgar Pierre
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