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 ...

It's one of the smallest details in your car, but it can save you from pulling up to the wrong side of the pump.

It might not be on your list of regular car maintenance tasks, but it's important to keep your gas cap clean and ensure it's functioning properly.

For a component that’s not much different from the lid of a jam jar, gasoline caps inspire lots of passion. Why doesn’t a new Toyota Sienna minivan have a lanyard so you don’t drive off and leave the ...

What Is It: More companies are coming out with products that replace the traditional twist-off gas caps on cars so drivers with not-so-nimble hands -- either due to arthritis or frigid weather -- ...

Fuel caps are susceptible to various failures, including wear, deteriorated gaskets, manufacturing/design flaws, improper securing, or physical damage. These issues frequently result in fuel leaks, ...

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 ...

The state of Arizona is giving away free gas caps. Not to just anyone. And in fact the cost is being picked up by the company that has the contract with the state to do vehicle emission checks. But ...