2131 E Convention Center Way
Ontario, CA 91764

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Sales: 855-965-3098

Used Cars: 855-638-1065

Hours Toggle

Sales Department

Sun 9:00am – 7:00pm
Mon 9:00am – 8:00pm
Tue 9:00am – 8:00pm
Wed 9:00am – 8:00pm
Thu 9:00am – 8:00pm
Fri 9:00am – 8:00pm
Sat 9:00am – 8:00pm

Service Department

Sun Closed
Mon 7:00am – 5:00pm
Tue 7:00am – 5:00pm
Wed 7:00am – 5:00pm
Thu 7:00am – 5:00pm
Fri 7:00am – 5:00pm
Sat 8:00am – 12:00pm

Reviews of Mark Christopher Chevrolet Buick GMC Cadillac

Overall Rating:

4.6 (out of 5)

87% recommend this dealer

11205 total reviews

Showing the most recent reviews from Cars.com and DealerRater.

5.0 (out of 5)

Worked with Ray and Dante.

Reviewed by Mike's Metal WorxJanuary 27, 2026

Worked with Ray and Dante. Great people! Very pleasant purchase. Very informative Will be back for next vehicle

  • Does recommend this dealer
  • Shopped for a new car

Dealer Response

Thank you, Mike! I am thrilled to hear that you had a pleasant experience working with Ray and Dante at Mark Christopher Auto Center. We appreciate your kind words and look forward to assisting you with your next vehicle purchase. See you again soon! Lloyd Beardsley General Manager lbeardsley@markchristopher.com

Overall Experience 5

Customer Service N/A

Quality of Repair N/A

Friendliness N/A

Pricing N/A

Maximum rating = 5

5.0 (out of 5)

The only place I will go for my service.

Reviewed by KELZBENZJanuary 26, 2026

The only place I will go for my service. From the pickup of my car to the drop off was so amazing. Everything on time and car was returned on time and beautiful.

  • Does recommend this dealer
  • Came in for service or repair

Dealer Response

Thank you for your wonderful review! I'm glad to hear that you had such an amazing experience with us at Mark Christopher Auto Center. It's great to know that our timely service and the condition of your car met your expectations. We look forward to welcoming you back for your next service! Sincerely, Jeff Rizzi | jrizzi@markchristopher.com | 909-975-3932

Overall Experience 5

Customer Service N/A

Quality of Repair N/A

Friendliness N/A

Pricing N/A

Maximum rating = 5

5.0 (out of 5)

Had a great experience at the dealership.

Reviewed by AANDNTRUCKINGJanuary 26, 2026

Had a great experience at the dealership. Mario did an amazing job in helping us find the correct vehicle and making js feel confident about our purchase. The entire experience was a 10/10 and we will prioritize purchasing for Mario at Mark Christopher again!

  • Does recommend this dealer
  • Shopped for a new car

Dealer Response

Thank you so much for your wonderful review! I'm thrilled to hear that you had a great experience at Mark Christopher Auto Center and that Mario was able to assist you in finding the perfect vehicle. Your satisfaction means a lot to us, and we look forward to serving you again in the future. Don’t hesitate to reach out when you’re ready for your next purchase! Lloyd Beardsley General Manager lbeardsley@markchristopher.com

Overall Experience 5

Customer Service N/A

Quality of Repair N/A

Friendliness N/A

Pricing N/A

Maximum rating = 5

About Mark Christopher Chevrolet Buick GMC Cadillac

Mark Christopher Auto Center is the largest Chevrolet Buick Cadillac and GMC dealer in California! Being centrally located in Ontario CA. allows us to easily serve the Los Angeles metro area. Family owned and operated since 1972 with a friendly staff who can help you find your next new Buick car used Cadillac or any GM car truck or SUV. If you're coming from LA Riverside or Rancho Cucamonga to view our vast selection of Chevy cars or GMC trucks you'll see from our hours and directions page we are easy accessible from Interstate 10. Conveniently located near Ontario Airport also offering free airport shuttle service.

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