cleaning oil from cooling system

Radiator Flushing with Cascade Dishwashing Detergent ...- cleaning oil from cooling system ,Highly recommended on the CAT Cummins Diesel Forums for removing oil from the cooling system. Some CAT Dealers even have a part # for it! Some use the liquid but most prefer the powder mixed with distilled water. ... but I think the phosphates are what do such a good job cleaning cooling systems. You can buy TSP at Lowes. Jun 10, 2011 #19 ...Extreme Cooling System Degreaser | Wynn's EuropeExtreme Cooling System Degreaser. Wynn's Extreme Cooling System Degreaser removes oil and sludge in the cooling system of vehicles. Removes oil and sludge in the cooling system (caused by a leaking heat exchanger or cylinder head gasket). Degreases and cleans the entire cooling system. Keeps the residues in suspension whilst cleaning.