You get two attempts at passing. If you fail the first time, you retune/repair the engine and you are allowed to retest for free at the same test station. Be sure to ask your test-only station if they will do this for you and report them if they don't. Beyond two fails you must take the vehicle to a special government approved repair shop (there are hundreds). To solve this problem, we recommended making sure you go to a STAR s…
Why The Smog Test
Smog testing is a requirement every two years. The DMV mails out registration notices that remind you about smog testing every other annual re-registration mailing. The notice will tell you whether or not you must have your test performed at a test-only station or if you can go to any testing center. Test-only stations are just as they sound: they do not offer repair or tuning services in the event that you fail your test. STAR smog check stations, equipped with the latest testing devices, are ready to check your vehicle.
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