Checking, replacing and maintaining your spark plugs is actually one of the easier and most affordable car-maintenance jobs you can do in the comfort of your own driveway — that is, if you don’t screw ...

Spark plugs are a key component of the car's ignition system, primarily responsible for igniting the air-fuel mixture in the ...

The spark plug is essentially a high-voltage “bridge” that ignites gas vapors inside your engine and makes your car go. On average, spark plugs should be replaced every 50-100,000 miles—the good news ...

See how to replace your spark plugs here. If your spark plugs are worn out, new ones can dramatically improve your performance. Doing it yourself is easier than you think. Make sure the prop rod is ...

Autoblog may receive a share from purchases made via links on this page. Pricing and availability are subject to change. Spark plugs are the heart of your car’s ignition system. If yours are worn out, ...

DETROIT -- Years ago, backyard mechanics could change their spark plugs easily for little cost, boosting gas mileage and meeting the manufacturer's scheduled maintenance requirements. But now, as ...

If you are the owner of a Ford truck with a three-valve (3V) modular V-8 or V-10 engine built from 2004 thru 2007, you have either faced the misery of broken spark plugs-or you will. The Ford 4.6L, ...

Unless your car is hard to start, idles roughly, accelerates sluggishly or gulps gasoline, you’ll probably get little benefit from replacing the spark plugs before the time or mileage interval ...

How do I know when I should change my spark plugs? I mean, will my car do anything different? I was getting my oil changed, and the guy said I should change my spark plugs. How would he even know? Ray ...