Oil in a car that is not driven should be changed at least every 6 to 12 months. While unused motor oil can last for years in a container, oil inside an engine degrades faster due to oxidation and ...

Being able to verify the quality of lubricants is crucial for ensuring engine functionality. Credit: 3d_illustrator via Shutterstock. Lubricants and coolants are critical in engines to minimise the ...

A car smelling like burning oil is usually caused by oil leaking onto hot engine parts (like the exhaust manifold) or internal engine failure. Common causes include failed valve cover gaskets, worn ...

Car diagnostic tests scan a car’s components and integrated systems for errors or malfunctions before they become dangerous. These tests leverage computerization to keep your car in optimal working ...

Too much oil can cause low oil pressure just like too little oil. A ticking sound or a low oil-pressure light could indicate too much oil is in the engine. Drain off excess oil to avoid damage to your ...

An internet user says he has a surefire method for determining whether a used car burns oil. Here's what to try before you buy.