STAR Certified Smog Check Stations in Concord, CA

13 STAR certified stations in Concord, California, out of 35 licensed smog check stations total. A STAR station is specially certified by the Bureau of Automotive Repair — some vehicles are required by their DMV renewal notice to test at a STAR station specifically. See our STAR certification guide for details, or view all 35 stations in Concord if STAR isn't required for your vehicle.