A check engine light on means there’s a problem. As long as it isn’t flashing and it’s driving ok it’s probably not an expensive fix What does a check engine light mean? Vehicle computers are very sophisticated and can routinely test each system in the vehicle, fuel, spark, exhaust, emissions, etc. The emissions laws state what minimum standards the vehicle must meet, so when the vehicle computer tests emissions and the results come up outside of spec, it will set a check engine light and store a trouble code. A … Read More
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