WebbCar repair. Dex-Cool sludge is caused by oxidation A faulty radiator cap, coolant additives and stop leak products, mixing a different coolant into Dex-Cool, running low on coolant or using Dex-Cool in an engine not approved for its use can all cause oxidation and corrosion that forms as a sludge. Dex-Cool sludge is caused by oxidation A faulty ... WebbBy far the most likely cause for this is, as you guessed, a head gasket leak, allowing oil to leak through to the cooling system. This often happens not long before complete failure of the head gasket and potentially major damage to the engine, so get it to a garage now for a new gasket, radiator flush, check on rad pump etc. Share
Brown sludge under radiator cap Just Commodores
WebbAnswer (1 of 3): Without knowing the history of your vehicle it is possible that someone has added stop leak or some other additive to the cooling system. Stop leak or additives can … Webb21 jan. 2024 · Overheating/ High Temperature Gauge Reading. The most obvious symptoms of a clogged radiator is engine overheating. The temperature gauge on your … lamp kuikens
Brown Sludge under radiator cap - grandprixforums.com
Webb23 mars 2024 · The radiator cap works as a pressure seal to keep pressure in the cooling system high while letting coolant flow into the expansion tank. When this cap is faulty or replaced with a non-compatible one, it allows air into the cooling system, causing the coolant reservoir to boiling. Webb9 okt. 2011 · The sludge almost certainly is an emulsion caused by coolant mixing with a bit of oil but it seems normal as other have said, mines always had it. Emulsion on the oil cap would be a different matter, as would the coolant level continuing to fall rather than finding its own level. G Guest #9 · Jan 19, 2010 Webb1 aug. 2024 · Have you seen the coolant level low in the radiator, is there sludge in the overflow bottle also? Generally blown head gaskets will blow the coolant out of the … lamplmayr josef