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Mark Christopher Auto Center
Ontario, CA
11,438 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 6,814 service reviews
August 13, 2026
My service advisor Avo is the best. Awesome customer service and kept me updated ever step. Awesome customer service and kept me updated ever step. More
by erniedom
Verified CustomerEmployees Worked With
August 13, 2026
Excellent Service I had my 2025 Silverado 1500 3. 0L Duramax serviced here, and Juan Fletes did an outstanding job as my service advisor. He was professional, knowledgeable, and kept me updated throug 0L Duramax serviced here, and Juan Fletes did an outstanding job as my service advisor. He was professional, knowledgeable, and kept me updated throughout the entire process. Everything was handled smoothly, and I really appreciated the level of communication and customer service. I highly recommend Juan and the service department! More
by RAMIMAHROOM279
Employees Worked With
August 13, 2026
Multiple car buyer and have had almost all my services done here. HOWEVER, being 1st in line for a simple oil change and tire rotate that took 2 hours is pretty crazy. Really appreciate the lovely coffee done here. HOWEVER, being 1st in line for a simple oil change and tire rotate that took 2 hours is pretty crazy. Really appreciate the lovely coffee machine and hang out area etc but really not a good use of my time. As always, everyone is very friendly and nice. More
by suzanne7
Employees Worked With
August 13, 2026
Helpful, kind, understanding and considerate to customers. Good communication about service needs on vehicle. Chelsea is excellent and always know she will do her very best to accommodate needs of customers. Good communication about service needs on vehicle. Chelsea is excellent and always know she will do her very best to accommodate needs of customer. More
by E&D
Employees Worked With
August 11, 2026
People we delt with were good people, the guys that run your credit can be snakes, from my prospective at 63 years old nothing has changed when it comes to people TRYING to be sneaky !!!! your credit can be snakes, from my prospective at 63 years old nothing has changed when it comes to people TRYING to be sneaky !!!! More
by jerryc200410
August 10, 2026
Bought our Denali and had a great sales team, when we took the truck to get its first oil change we were very happy with the service team and how quickly they got the truck back To us took the truck to get its first oil change we were very happy with the service team and how quickly they got the truck back To us More
by AANDNTRUCKING
Employees Worked With
August 10, 2026
Bought our Denali here and had a great sales person additionally recently took my car to get the first oil change and was very happy with the service. additionally recently took my car to get the first oil change and was very happy with the service. More
by AANDNTRUCKING
Employees Worked With
August 10, 2026
Genuine care and customer service feels like a lost art these days. However, at Mark Christopher, it is in full effect. They know how to take care of their customers. From the first greeting, to the clear these days. However, at Mark Christopher, it is in full effect. They know how to take care of their customers. From the first greeting, to the clear communication of what is needed and when my car would be complete is such a refreshing act. Nobu and the entire staff at Mark Christopher really make you feel like they are truly there to serve and do it well. This is the only place that I take my car More
by sslater5
August 10, 2026
Avo handled my service issue in the most professional and efficient manner possible. His professionalism was greatly appreciated. efficient manner possible. His professionalism was greatly appreciated. More
by CARLOS.DELAISLA
August 08, 2026
I purchased a Cadillac Escalade and this so not what I expected in customer service expected in customer service More
by g35dcf
Employees Worked With
