Why Do I Need a STAR Inspection Generally, the state of California will require a STAR smog check for automobiles known to have previously failed a smog inspection or that have higher emissions and vehicles with high emission profile ratings designated by the Bureau of Automotive Repairs.
How do you pass a star smog test?
- Clear that "Check Engine" light. ...
- Drive the car at highway speeds for the two weeks prior to the smog test. ...
- Change the oil, but only if it needs it. ...
- Do a tune-up two weeks before the smog test. ...
- Make sure the tires are properly inflated.
What year cars need star smog?
Gasoline-powered vehicles, hybrid vehicles, and alternative-fuel vehicles that are model-year 1976 and newer require a Smog Check, with the following exceptions: Eight model years and newer do not require a biennial Smog Check. Four model years and newer do not require a change-of-ownership Smog Check.