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Jeff Rizzi
Jeff Rizzi
Service Director
Mark Christopher Auto Center
2131 E Convention Center Way
Ontario, CA 91764
2,110 Reviews
2,110 Reviews
Write a Review2110 Reviews of Jeff Rizzi
September 06, 2026
My truck leaked oil all over our paver driveway. Never been an issue before, never had a leak. Now have to find the leak where you guys messed it up. Never been an issue before, never had a leak. Now have to find the leak where you guys messed it up. More
by buttonfly91701
Verified CustomerOther Employees Tagged: Dino Picanzo, Chelsea Jose, Nobu Damon, Jackie Klosky, Tony Lopez, Avo Injian, Javier Juarez, Cesar Luna, Juan Fletes
September 02, 2026
Takes forever for anyone to acknowledge you’re there. No body meets you when you pull up like other GM dealerships. When you walk into the office area several people sitting at computers or their phones. No body meets you when you pull up like other GM dealerships. When you walk into the office area several people sitting at computers or their phones. One person helping a customer. Had to wait for the one person helping someone to finish and finally ask me what I’m here for. Everyone else never even looked up. No communication on the status of my truck without me having to reach out and ask. More
by davidblock614
Other Employees Tagged: Dino Picanzo, Chelsea Jose, Nobu Damon, Jackie Klosky, Tony Lopez, Avo Injian, Javier Juarez, Cesar Luna, Juan Fletes
August 30, 2026
I've been coming here for over 9 years, and never had the experience I've experienced with the service Department and my high mileage vehicle. experience I've experienced with the service Department and my high mileage vehicle. More
by RICOSFEET
Other Employees Tagged: Chelsea Jose, Nobu Damon, Juan Fletes
August 27, 2026
All staff are incredibly helpful and attentive. My vehicle was serviced perfectly and returned sparkling clean. My vehicle was serviced perfectly and returned sparkling clean. More
by kevin.webb
Other Employees Tagged: Dino Picanzo, Avo Injian
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
Other Employees Tagged: Greg Hess, Sam Fakhouri, Jason Ho, Nate Heath, Dino Picanzo, Avo Injian, Juan Fletes, Sam Abdelmesseh, Lloyd Beardsley
August 03, 2026
Everyone was very helpful. The serviced and fixed my car to my standards & everything was clearly noted at check out. The serviced and fixed my car to my standards & everything was clearly noted at check out. More
by michellebeans
Other Employees Tagged: Dino Picanzo, Chelsea Jose, Nobu Damon, Jackie Klosky, Tony Lopez, Avo Injian, Javier Juarez, Cesar Luna, Juan Fletes
July 21, 2026
Mark Christopher Auto Center has very friendly, professional, and knowledgeable staff. Everyone is willing to assist and make sure your experience is top notch. professional, and knowledgeable staff. Everyone is willing to assist and make sure your experience is top notch. More
by vbermudezsoccer
Other Employees Tagged: Greg Hess, Jason Ho, Nate Heath, Lloyd Beardsley, Frank Vera
June 22, 2026
From the moment I arrived I was treated very well. The entire staff from the Service Director, Jeff Rizzi, to the Serivce Writer, Juan Fletes, to the porter was remarkable. Mark Christopher Chevrolet The entire staff from the Service Director, Jeff Rizzi, to the Serivce Writer, Juan Fletes, to the porter was remarkable. Mark Christopher Chevrolet continues to provide superior service and attention to details. More
by Bill Velto
Other Employees Tagged: Juan Fletes
