Some monitoring systems also detect issues with your battery and notify you via the check engine light. Without this part, the exhaust will not go back through the combustion process, causing your fuel economy to suffer. If your vacuum hoses are leaking, fuel will evaporate before reaching its destination. Non-Compatible Aftermarket AlarmĪn aftermarket part in your engine system could cause your check engine light to turn on. Were your Chevrolet and GMC dealership serving. Similar to the oxygen sensor, if this sensor cannot detect accurate airflow, your mileage will suffer. Search new 2024 CHEVROLET TRAX vehicles for sale in HEREFORD, TX at Stevens 5-Star Car & Truck Center. You can be wasting gas if a bad spark plug isn't allowing your engine to fire on all cylinders. Faulty Ignition CoilĬoils fail over time and under high temperatures, causing no spark to run to the engine. If there's an issue with the engine or exhaust, you may need a new catalytic converter. Leaking vapors can trigger fuel sensors if the gas cap is loose. This issue can decrease your fuel economy by 40 percent. If your oxygen sensor isn't working properly, your vehicle can't measure the right amount of oxygen in the exhaust to inject the proper amount of fuel to the engine. While some issues are less concerning than others, ignoring your check engine light could damage your engine components and lead to more expensive repairs and replacements.Īt Hawthorne Chevrolet, we provide the top ten reasons why your check engine light could be on so that you can have a greater understanding of the importance of addressing it. A check engine light indicates something is wrong with your engine system.
When the check engine light turns on in your dash, it's worth taking the time to find expert service to resolve the issue.
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