Water and diesel fuel don't mix. Although all diesel grades contain a minuscule percentage of water from the refinery, moisture in the diesel tank won't cause problems until the water content reaches ...

Engine temperature control depends on a constant flow of coolant through very hot metal parts. When that circulation falters, ...

Your vehicle's engine cooling system is one of its most critical components. Its primary responsibility is to cycle coolant — which is a 50/50 mixture of water and antifreeze — through your engine to ...