It is common sense that the oil of any engine should never mix with the coolant or water. This is so because whereas oil is meant to lubricate all moving parts in the engine, the coolant is supposed ...

From IAT to HOAT, different coolant types directly affect your car's maintenance schedule. Learn how often you really need to ...

Hello Paul, my Mercedes C 200 engine coolant has developed a milky brown colour. My service bay mechanic suggests that it might be oil mixing with coolant. What is the cause and how can we fix it?

My oil and coolant mixed together, the dealership is recommending an engine flush among other things. Do I need one? A car repair centre says no. Your thoughts? – Claudette Your question is sparse on ...

As with the other fluids in your car, engine coolant plays a big role in how your car is running and should be monitored consistently. The frequency of checks will depend on the type of vehicle as ...

Hello Paul, my Mercedes C 200 engine coolant fluid in the plastic reservoir has developed a milky brown colour. My service bay mechanic saw it during service and suggests that it might be oil mixing ...

Elizabeth Nelson, coolant program manager at Polaris Laboratories, a fluid-analysis company in Indianapolis, Ind., tells a story that would strike fear into the heart of any fleet manager. A class-8 ...

Proper cooling is critical to any engine. Without some way to remove the heat created during the combustion process, the engine will quickly become a lump of scrap metal. But today's coolants provide ...

There are some coolants that you shouldn't mix together COOLANT, or as you might know it, antifreeze, helps your car engine maintain an even temperature during extreme hot and cold weather. Coolants ...

Q: I have a 1996 Ford Taurus, and yesterday I shut my door and all the interior lights stayed on as well as the "door ajar" light. I got out and securely closed all doors and can only assume that one ...