THIS is a time of year when you least need your diesel car, tractor or SUV to give trouble starting. Usually the problem in winter is that your battery is on its way out.

GM has issued a special coverage bulletin for certain units of the 2020 Chevy Silverado 1500 equipped with the 3.0L LM2 turbodiesel Duramax engine that may have been produced with a faulty glow plug ...

For most cars and trucks, gasoline and diesel engines follow the same four basic steps to make power: intake, to get a mixture of fuel and air into the cylinders; compression, to squeeze that mixture ...