We may receive a commission on purchases made from links. Over the last century or so, the auto industry has changed in a myriad of incredible ways. It's mind-boggling to think of just how far we've ...

Traditional gasoline engines have spark plugs, but diesel engines have something a little different, called glow plugs. How ...

Diesel engines ignite the air/fuel mixture with heat generated by friction and compression, while gasoline engines use the heat caused by a spark from a spark plug. That's why diesel engines are ...

Diesel vehicles account for around one-in-three of all vehicles sold in the UK. Diesel engines are basically economical and reliable. The exception is when the engine glow plugs break down leaving ...