GM is issuing a recall for the 6.2L V8 L87 gasoline engine, with some units receiving a new oil spec. The question is - will ...

Here’s a news update that should concern all automotive enthusiasts: the general engine oil landscape is evolving again, and ...

It might not accelerate as quickly as it once did; the engine may not run as smoothly as you remember, or the fuel economy may dip—but everything else may work fine. If that happens, it might be time ...

Performance fuel additives are specially formulated chemicals designed to improve fuel quality, increase power, and protect the engine from harmful deposits and wear. These additives can help clean ...

Ridiculously In-Depth Diesel Additive Test Shows How They Perform at -40 Degrees Fuel additive companies make a lot of claims about their products, but are they actually a scam?

CP4 pumps in diesel engines are notorious for failing and causing major damage to fuel systems. Here is what engines use them and why they fail.

Diesel fuel is widely used for certain vehicle types, but it can gel up and cause problems in some cases. Here's why it happens and how to prevent it.

Looking for diesel fuel additives? Our team of experts narrowed down the best diesel fuel additives on the market.

If your diesel vehicle isn't running properly, try a diesel fuel additive to restore lost performance. See the best diesel fuel additives at AutoGuide.com.