Mark Christopher Auto Center is a Ontario Cadillac, Chevrolet, HUMMER dealer and a new car and used car Ontario CA Cadillac, Chevrolet, HUMMER dealership.

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Mark Christopher Auto Center

2131 E Convention Center Way

Ontario, CA 91764

Phone: (909) 509-8299

Fax: (909) 390-8174

Internet Sales: (909) 509-8299

Service Dept: (909) 509-8303

Parts Dept: (888) 208-2049