Sonoma has 8 smog check stations, 1 of which is STAR certified. Compare prices below to find the cheapest smog check near you.
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In California, most vehicles require a smog check every two years before registration renewal. Vehicles six years old or newer and diesel vehicles 1997 or older are exempt. STAR certified stations have been selected by the Bureau of Automotive Repair based on their performance record and are required for directed vehicles or initial registrations. Prices shown on this page are reported by real customers who share what they paid after their visit.