WebJul 25, 2013 · Basically this. You need to wait for the thermostat to open and allow the coolant to fill all the passages. Leaving the cap off gives the air somewhere to go. If you … WebMay 26, 2003 · At the dyno, there were no obvious occurrences like a pop or anything. The car runs good and strong. Pulled 292 rwhp. After highway driving etc., the coolant bottle will foam up, and eventually overflow. Pulling the radiator cap shows a low coolant level, and more white foam. THE ODD THING IS, it is there is never any white smoke coming out …
Bubbles coming out of the radiator. Head gasket?
WebJan 18, 2007 · foamy coolant OEM Tech Discussion NAXJA Forums -::- North American XJ Association > NAXJA ... Also check the radiator and water pump seal. Usually a head gasket pressure leak will over pressure a sealed cooling system and leak, forcing coolant out of the bottle cap even with good, new hoses, caps, bottles, and radiators....But you … WebNov 27, 2003 · 622 Posts. #7 · Nov 26, 2003. Not always, I'd run it and keep an eye on the coolant, or get a kit and check the gases! Most gasket leaks will blow small bubbles in the rad.and blow white smoke,build pressure very rapidly, not actually foam up, that's why I think it could be the flush additive. Mike. crystal\u0027s 4p
Coolant is foaming - Maintenance/Repairs - Car Talk …
WebMar 20, 2024 · Mixing of incompatible coolants can cause the additives to “drop out” of the solution and form radiator sludge or slime. … A foamy antifreeze could mean that the coolant has oil in it. You can remove the oil capon the coolant to check the coolant level. If you see white foam on the coolant, it indicates a problem. In most cases, foam in the coolant is just the residue or crap getting stirred up in the flush or the filter tank. If you think that … See more A milky-appearing coolant always has some contamination in it. If your vehicle has a milky antifreeze, a foreign liquid is also mixed with the coolant. You will have to identify where this … See more You can use a simple and easy test to determine whether the foaming issue is caused by a mechanical or because of the coolant. 1. Firstly you’ll need to collect a sample of the clean … See more WebJul 9, 2006 · Joined Jan 11, 2005. 1,690 Posts. #10 · Jul 8, 2006 (Edited) Sorry to say, but that is a classic sign of a blown head gasket. When a leak develops in the head gasket it … crystal\\u0027s 4o