Engine oil is essential for cars with internal combustion engines. It lubricates the engine's internal parts, like the camshaft(s), crankshaft, and pistons, as well as helps with heat dissipation. But ...

Given all the options for motor oil options out there, choosing the right oil for your car might seem like a daunting task. While there is a mountain of information about the various oil choices, the ...

While there are other nuances to motor oil classifications that need to be understood before changing or topping off the oil in your car's engine, one of the first things to address is the viscosity, ...

My Audi requires 5W-40 oil. I use Mobil 1, full synthetic. I have some 0W-40 left over from a previous vehicle. If I mix equal parts of 0W-40 and 10W-40, will that make 5W-40? — Ralph Probably. I ...

Q: When I bought my 2 cars — a 2005 Dodge Caravan 3.8L V-6 and a 2007 Dodge Caliber Dual VVT 2L — I got a lifetime oil change, which Meineke now services. Both the oil filler cap and the manuals state ...

My car, a Saturn SL-1, burns oil. A lot. Part of it, from what I've read about this car, is just the way this model is. Part of it is a botched repair job with the head gasket. In any case, I have to ...

The more resistant oil is to thinning, the higher the second number (10W-40 versus 10W-30, for example) will be, and that's good. Meanwhile, in low temperatures, oil has to be resistant to excessive ...