California takes air quality seriously, which is why all vehicles in the state (even hybrids) are required to pass regular smog tests. California’s emissions standards are some of the strictest in the country, and about 10 percent of vehicles fail. If you’ve been driving your car for years, it can be a shock when your vehicle suddenly doesn’t pass its smog test. But don’t despair—this is an opportunity to improve your car and make sure it’s not contributing excessive pollution to the environment. Read more