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Performance Buick GMC
Cedar Knolls, NJ
1,917 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
April 03, 2026
Dropped off my truck at 8:30 for a leaking power brake
booster repair. Was told there was also a recall which was then also scheduled to be done. Both under warranty. When I called at 4pm, I was told tha
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by OSSOIBE
Verified Customer
Verified Customer
Employees Worked With
Ed junior
April 02, 2026
Always kind and courteous and a pleasure to work with.
Communication is robust and getting answers is appreciated.
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by MJFETHERMAN
Verified Customer
Verified Customer
April 02, 2026
The representative was friendly and explained the options
well. The wait time was as expected.
More
by cgsurface
Verified Customer
Verified Customer
Employees Worked With
Junior
Dealership Inventory (239 Vehicles)
Amenities
- Free Coffee
- Free WiFi
- No Contact Transactions
- Shuttle Service
- Vehicle Sanitization
- Vending Machines
- Virtual Appointments
