Internal combustion engines — including those that run on diesel fuel — rely on various systems, accessories, and electronics to keep the pistons moving and your wheels turning. Of those systems and ...

As summer heat rolls in and trucks spend more time hauling heavy loads in stop-and-go traffic, cooling systems start working overtime. Long runs, extended idle time and higher operating temperatures ...

Engines rarely fail out of nowhere. They usually send warning signals long before disaster strikes, but many drivers miss ...

Even if you don't know (or care) what a Btu is, you've probably seen a cooling system react violently once in your life. Usually taken for granted until it screws up, the cooling systems in our cars ...

Positive Crankcase Ventilation—three dirty words, but do they really need to be perceived that way? In general, the PCV system has two main functions: vapor relief and liquid separation. PCV systems ...

It can always be worrying when you are driving comfortably with the air conditioning (A/C) on and suddenly the cool air turns warm. At the same time, you notice the temperature gauge climbing higher ...