Q: why wont my car pass smog
put in new distributor, new plugs, cleaner in the the gas
My car has 186000 miles.
My car has an automatic transmission.
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| Positive Crankcase Ventilation (PCV) Valve Replacement | $97.33 - $562.44 | Get a Quote |
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There are many components that work together to ensure your vehicle produces low emissions. It can be something as simple as a vacuum leak or faulty PCV valve, or even a faulty oxygen sensor or catalytic converter. If you didn’t pass the smog test, it is likely that your Check Engine Light is on, indicating a diagnostic trouble code that is stored. A certified technician, like one from YourMechanic, will be able to scan your vehicle and look at the data to determine the exact cause of your concern.
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