In this case, you should pull over immediately and have your vehicle towed to a dealer or professional mechanic. Common Causes for a Check Engine Light: 1. Loose Gas Cap Something as benign as a loose ...

How to determine whether your car has a loose gas cap—or a serious engine problem This is what the check engine light looks like. By Consumer Reports You’re driving along in your car or truck ...

you could just have to reckon with a loose or damaged gas cap, an issue with the evaporative emissions control system, or a failing oxygen or airflow sensor causing the check engine light to ...

When your vehicle's check engine light (CEL) comes on, it's often a sign that something needs attention. But with over 20,000 ...

Finally, the failed gas cap can trigger your vehicle’s “check engine” warning light, which indicates—among other things—when there is a fault with the emissions control system.

Although most check-engine malfunctions will require a code reader to diagnose, something simple to try is to make sure your gas cap is tightened — particularly if the light came on just after ...