866-581-1779 Welcome to the all new Crown Fiat of Concord. Now you have a Fiat dealer conveniently located just off Highway 4 in Contra Costa County at Solano Way. If you live in San Francisco, Fremont, Vallejo, Fairfield, Vacaville, Concord, Walnut Creek, Pittsburg, Antioch, Brentwood, Benicia, San Ramon, Alamo, Dublin, Pleasanton, Lafayette, Moraga or Orinda you are only minutes away from Crown Fiat of Concord.