Oil in Water Coolant Unlocking the Secrets of Contamination Management

Mixing non-compatible types of antifreeze can cause sludge in your coolant system. Recommend draining and flushing several times until system is ... I've only ever heard of oil in the coolant from a bad head gasket, or a cracked head. It's not impossible it's a cracked block, but I can't ... Oil In Coolant "What to Check when you find Oil in Antifreeze" · How to Quick Flush Your Cars Cooling System · Common cause of engine overheating. HG leaks don't really put oil in the coolant on these engines. An oil cooler failure can definitely do it, as can a crack in the oil filter ... Hose / tap water is fine. Distilled is recommended only because it is convenient and reliable, more convenient than an analysis of tap water. If you have oil mixed with coolant in the reservoir, you will notice a thick, milky or gravy-like substance that is a tell-tale sign that you have this issue. What this guy says. Oil filter housing/cooler assembly is notorious for leaking on the Pentastar engine. I recommend you do it yourself, because ... Since oil pressure is higher then cooler pressure, the slightest leak in the oil cooler will enter the coolant. Since oil floats on top of water ... I have a 09 Beetle, my mechanic called me with my issue and it was a failed oil cooler. I had oil in the coolant and the car overheated. If is oil cooler it's easy to change and after you need to clean your water cooling system,after couple good washes(means 10+ ,drain water add ...