Back

Performance Buick GMC

Cedar Knolls, NJ

4.8
1,551 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!
Contact Dealership

1247 NJ-10

Cedar Knolls, NJ

07927

Directions

By Type

Showing 1,552 reviews

July 25, 2025

John and the team did an excellent job with our GMC Yukon XL - it was ready as promised and all cleaned up More

by lanzera14
Service Price Transparency
Workmanship
Service Time
Service Communication
Recommend Dealer
Yes
Employees Worked With
John
July 24, 2025

7:30 am appointment for oil change, arrived early, wasn’t let in till 7:30, ok service hours start at this time, 2 1/2 hours waited for just an oil change, thought this was a little too long More

by TLANCASTER100
Service Price Transparency
Workmanship
Service Time
Service Communication
Recommend Dealer
Yes
Employees Worked With
Dwight Phillips
5.0
This rating includes all reviews, with more weight given to recent reviews.
July 22, 2025

Will is amazing and very professional. Highly recommended. The manager was also very efficient and professional More

by Ruben
Sales Price Transparency
Purchase Time
Finance Experience
Recommend Dealer
Yes
Employees Worked With
Will Rivera
5.0
This rating includes all reviews, with more weight given to recent reviews.
Jul 24, 2025 -

Performance Buick GMC responded

Thank you for the 5-star review and for your willingness to recommend us to others. It is our pleasure to hear about your positive experience with Will. We appreciate your business and wish you many safe miles in your new GMC!

July 22, 2025

John was very helpful in describing to me and walking through all of the options for work to be completed on our vehicle. More

by raymondminey
Service Price Transparency
Workmanship
Service Time
Service Communication
Recommend Dealer
Yes
Employees Worked With
John Barker
Jul 24, 2025 -

Performance Buick GMC responded

Thank you for taking the time to let us know that we are doing a good job. We work hard to give our customers a positive experience and we're elated that you recognized John’s helpfulness and commitment to excellence. We wish you many safe journeys!

July 21, 2025

the guys did what they could for me - this 6. 2L recall is No Good More

by dvoight
Service Price Transparency
Workmanship
Service Time
Service Communication
Recommend Dealer
Yes
Employees Worked With
Michael Thorn
5.0
This rating includes all reviews, with more weight given to recent reviews.
Dwight Phillips
5.0
This rating includes all reviews, with more weight given to recent reviews.
Jul 22, 2025 -

Performance Buick GMC responded

Thank you for taking the time to write us a great review. We are sorry to hear that the recall is no good but happy to hear that our service team was able to help you and do what they could. Please drive safely and come back to see us again in the future!

July 20, 2025

My husband and I were absolutely blown away by our experience at Performance Buick GMC. We came to look at the 2025 Buick Envision and from start to finish, everything exceeded our expectations. We ha More

by maguiremarvels
Sales Price Transparency
Purchase Time
Finance Experience
Recommend Dealer
Yes
Employees Worked With
Will Rivera
5.0
This rating includes all reviews, with more weight given to recent reviews.
Jul 21, 2025 -

Performance Buick GMC responded

Congratulations on your new 2025 Buick Envision! Thank you for taking the time to write us a great review. It is our pleasure to hear about your positive experience with Will. We appreciate your business and wish you and your husband many safe miles in your new vehicle!

July 20, 2025

Exceptional service from Eddie. Thank you Performance for your attention to get my truck serviced. More

by tristan2759
Service Price Transparency
Workmanship
Service Time
Service Communication
Recommend Dealer
Yes
Employees Worked With
Ed
Jul 21, 2025 -

Performance Buick GMC responded

Thank you, Tristan, for sharing your experience with us! We're thrilled to hear that Eddie provided you with such efficient and excellent service. We look forward to assisting you again in the future!

July 18, 2025

Terrible communication from service department to me as the customer. Will never return for vehicle repairs again. More

by IPERSSON1023
Service Price Transparency
Workmanship
Service Time
Service Communication
Recommend Dealer
No
Employees Worked With
Eddie
July 18, 2025

John was professional with accurate estimate, excellent explanation and great service. Easy to schedule an appointment online. More

by MARINUS
Service Price Transparency
Workmanship
Service Time
Service Communication
Recommend Dealer
Yes
Employees Worked With
John Barker
Jul 18, 2025 -

Performance Buick GMC responded

Thank you for sharing your experience with us! We're thrilled to hear that John provided you with such efficient and excellent service. We look forward to assisting you again in the future!

July 17, 2025

The worst dealership I have ever taken my car to. The diagnosis was terrible and misleading. More

by INDIAN_CREATIONS
Service Price Transparency
Workmanship
Service Time
Service Communication
Recommend Dealer
No
Employees Worked With
Michael Thorn
1.0
This rating includes all reviews, with more weight given to recent reviews.
Other Employees : Jhon
1
...