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 ...

Best DIY way to check spark plug wires fast! No tools needed. Just make sure you have no fuel source present. This test is a quick check and not an output performance check. You are simply looking for ...

A spark plug thread chaser isn't always the answer, but it can make a big difference when you're installing fresh new plugs.

Swapping out spark plugs is, next to changing your oil, one of the most basic, straightforward bits of maintenance you can perform on your car. Spark plugs go bad over time, so it's important to keep ...

View post: VW Offers 2026 Volkswagen Tiguan S Lease For March From $…/mo How often you need to replace the spark plugs depends on a variety of factors like the type of car you drive, how you drive it, ...

Gasoline internal combustion engines need three fundamental things: fuel, oxygen, and spark. The sexy aspects of modifying cars are focused on the first two elements: Double Pumper carburetors, ...

DEAR CAR TALK: I have a 2013 Camaro with the V-6 engine. When I changed the spark plugs, the old plugs from cylinders two to six were light tan in color, but plug No. 1 was dark and sooty. Is this a ...

We earn commissions from purchases you make using links in our articles. Learn more. You’re likely aware that in order to keep your vehicle running in great shape, you’ll need to replace the spark ...

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Spark plugs are pretty crucial to internal combustion engines, but can swapping old plugs for new ones really improve your car's fuel economy?