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Mark Christopher Auto Center
Ontario, CA
11,349 Reviews
At Mark Christopher Auto Center our mission is to be a premier quality GM retailer in the Los Angeles metro - Southern California area; providing the best opportunities for our team members, customers, communities, and the manufacturer we represent. Feel free to come by the store at any time to meet us in person. We invite you to take a tour of our facility and enjoy a pressure free car buying experience.
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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 - 8:00 PM
Sunday 9:00 AM - 7:00 PM
Service
Monday 7:00 AM - 5:00 PM
Tuesday 7:00 AM - 5:00 PM
Wednesday 7:00 AM - 5:00 PM
Thursday 7:00 AM - 5:00 PM
Friday 7:00 AM - 5:00 PM
Saturday 8:00 AM - 12:00 PM
Sunday Closed
Parts
Monday 7:00 AM - 5:00 PM
Tuesday 7:00 AM - 5:00 PM
Wednesday 7:00 AM - 5:00 PM
Thursday 7:00 AM - 5:00 PM
Friday 7:00 AM - 5:00 PM
Saturday 8:00 AM - 12:00 PM
Sunday Closed
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Showing 6,774 service reviews
July 13, 2026
My service rep was William and the service department. He was very great from start to finish. He explained the whole process very thoroughly and was very courteous. This is why I make the long drive to O He was very great from start to finish. He explained the whole process very thoroughly and was very courteous. This is why I make the long drive to Ontario even though I live 30 minutes away. They have definitely earned my business because of William and I look forward to the future working with them. More
by MBURCIAGA2236
Verified CustomerEmployees Worked With
William
July 11, 2026
The salesperson Alexis was very helpful. He really went the extra mile. The car charger wasn’t in the car when we got it home but we reached out and he helped us to get it resolved. I would He really went the extra mile. The car charger wasn’t in the car when we got it home but we reached out and he helped us to get it resolved. I would recommend his dealer to m friends and family. More
by ddemond22010
Employees Worked With
Alexis Joya -Sales. & Cesar Valenzuela - finance
July 10, 2026
Everyone was very friendly and helpful would certainly recommend them we are definitely enjoying our Cadillac experience. recommend them we are definitely enjoying our Cadillac experience. More
by tnytrryp
Employees Worked With
July 10, 2026
Chelsea was excellent! She took care of me when there was a mixup on my original service request. Although it took longer than usual for the repairs to be done, I left very She took care of me when there was a mixup on my original service request. Although it took longer than usual for the repairs to be done, I left very satisfied with everything being completed. Thank you, Chelsea. More
by Kia
Employees Worked With
July 09, 2026
Jose Enciso has done an excellent job on my leasing process. He is very helpful and efficient in all aspects of the transaction. This is the first time in my life for leasing a car, especially through process. He is very helpful and efficient in all aspects of the transaction. This is the first time in my life for leasing a car, especially through Costco membership programs. The staff, especially Jose, made me feel easy and relaxed about the deal. Jose is professional and friendly. Five-star review for him is legit. Thanks so much. More
by gangwang78
July 09, 2026
I’ve always had such a wonderful experience at mark Christopher, customer service is outstanding and everyone is so nice. There’s no where else I would rather take my car to.. Christopher, customer service is outstanding and everyone is so nice. There’s no where else I would rather take my car to.. More
by lisagibson
Employees Worked With
July 05, 2026
with appointment routine service took around 4 hours. plus technician went to lunch and took my keys. had to wait for him to come back. plus technician went to lunch and took my keys. had to wait for him to come back. More
by FOLLOWYOURDREAMS.DREAMER
Employees Worked With
July 05, 2026
Anthony Lopez in the Service Department was kind and professional. The other employees I asked questions too were also kind and professional. The downside was the amount of time it took for them to pull professional. The other employees I asked questions too were also kind and professional. The downside was the amount of time it took for them to pull up my vehicles once service was complete. More
by krthmpsnteach
Employees Worked With
July 05, 2026
The service was good until I went to pick up my vehicle. It took over 15 minutes for them to bring it to me. No one should be waiting that long. If you know a lot of people have to pick up their vehicle tow It took over 15 minutes for them to bring it to me. No one should be waiting that long. If you know a lot of people have to pick up their vehicle towards the end of the day, have 2 lot porters ready to expedite this service. More
by robert@carrerastours.com
Employees Worked With
