Engine oil is an absolutely crucial item for any car, regardless if it's diesel or gasoline. Is it normal for the oil in ...

Driving a car with a diesel engine instead of a gasoline one, particularly if you already have experience driving a gasoline engine, is all about memorizing (and occasionally breaking) habits.

It's easy for the uninitiated to think that oil is oil, no matter what type of engine it's going into. After all, it's only meant to lubricate the internal components of an engine. Well, all oils ...

For instance, many diesel engines today still use a 40-weight oil (albeit multigrade or semi-synthetic) which can tell us about the changes in the viscosity requirements over the years.

New EPA 2027 emissions rules also mean new diesel engine oil specs. A new generation of heavy-duty engine oils will feature lower viscosity, improved thermal resistance, and possibly longer oil ...