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 ...

Just like the engine oil, the coolant has to be replaced periodically, as it will catch dirt, rust, rubber buts or other deposits which will damage the water pump at some point. Correctly replacing ...

An opened bottle of coolant will typically last for between three and five years if stored properly in a dry, cool ...