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Performance Buick GMC
Cedar Knolls, NJ
2,031 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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This rating includes all dealership reviews, with more weight given to recent reviews.
Sales Price Transparency
Service Price Transparency
Trade-in Experience
Purchase Time
Finance Experience
Workmanship
Service Time
Service Communication
Hours
Sales/Showroom
Monday 9:00 AM - 8:00 PM
Tuesday 9:00 AM - 8:00 PM
Wednesday 9:00 AM - 8:00 PM
Thursday 9:00 AM - 8:00 PM
Friday 9:00 AM - 8:00 PM
Saturday 9:00 AM - 6:00 PM
Sunday Closed
Service
Monday 9:00 AM - 8:00 PM
Tuesday 9:00 AM - 8:00 PM
Wednesday 9:00 AM - 8:00 PM
Thursday 9:00 AM - 8:00 PM
Friday 9:00 AM - 8:00 PM
Saturday 9:00 AM - 6:00 PM
Sunday Closed
Parts
Monday 9:00 AM - 8:00 PM
Tuesday 9:00 AM - 8:00 PM
Wednesday 9:00 AM - 8:00 PM
Thursday 9:00 AM - 8:00 PM
Friday 9:00 AM - 8:00 PM
Saturday 9:00 AM - 6:00 PM
Sunday Closed
Top Reviewed Employees
Latest Reviews
June 21, 2026
My service rep.
Steve was on top of the job. Informed me of everything that was going on how long it was going to take step by step. Did a great job
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by LENNY10
Verified Customer
Verified Customer
Employees Worked With
Steve
June 21, 2026
Great job everyone was pleasent and service was quick.
work was neat and professional
I will recommend you to all my friends
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by EDSUNIONHILL
Verified Customer
Verified Customer
Employees Worked With
Steve Wilson
June 21, 2026
Very clean, organized, and the staff was knowledgeable
and very helpful. I would high recommend this dealership.
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by MIC07438
Verified Customer
Verified Customer
Employees Worked With
Junior
Dealership Inventory (249 Vehicles)
Amenities
- Free Coffee
- Free WiFi
- No Contact Transactions
- Shuttle Service
- Vehicle Sanitization
- Vending Machines
- Virtual Appointments
