What happens if my gas cap is left off? Why does it cause the check engine light to come on? Have I done some damage to the engine? These are very common questions, and luckily there’s an easy fix and ...

When your vehicle's check engine light (CEL) comes on, it's often a sign that something needs attention. But with over 20,000 parts working together in your car — many important for normal operation — ...

This post may contain links from our sponsors and affiliates, and Flywheel Publishing may receive compensation for actions taken through them. Car owners are familiar with that dreaded feeling when ...

Q: I own a 2009 Toyota RAV4 with 97,000 miles. I have had issues with the check engine, VSC and 4WD lights coming on at the same time. I replaced the gas cap with an aftermarket cap, and when that ...