+18 Radiator Check Engine Light 2023. Don’t panic if you see it — it doesn’t necessarily mean you’ll need to give your next paycheck to the nearest mechanic. Issues can range from anything minor, such as a loose gas cap, to problems that are more severe, such as a failing sensor.

Turn the vehicle on and off three times, a method that, to be clear, only works with certain models. Clear your check engine light in seconds. Then i show you how to find out exactly why it's on.