Q: I live in an area where water has a very high mineral content, so I have always tried to use distilled water in the cooling systems. Now I would like to flush the coolant in all of the vehicles but ...

You should do three things to keep your cooling system in good shape: Check for leaks. Replace worn hoses before they split. Flush the system and change the coolant at least once a year or every ...

Anyone remotely familiar with diesel engines understands the importance of oil and coolant, as they are the lifeblood of the powerplant. Oil lubricates, water cools—and one without the other typically ...

With the odometer approaching half a million miles, it’s understandable that Project Jake, our 1993 GMC C1500, needs some upkeep from time to time. Our water pump gave up the ghost a few days ago, and ...