Subject	When engine cools off pressure is reduced to atmospheric>>
Posted by	ZUL8TR on June 14, 2012 at 6:46 AM
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In Reply To	Um, it should have pressure not vacuum. posted by Draker (Eugene, OR) on June 13, 2012 at 06:54 PM
Message	thus when cap opened there should be no pressure or vacuum. This has been the case on all cars that I have owned. ZUL8TR in Orlando,FL
Follow Ups	Bubbles in coolant, not a head gasket?? - MaxxAction 17:16:30 06/13/12 Have you pressure tested the system? (n/m) - sandmanz32 18:05:16 06/13/12 Re: Have you pressure tested the system? - MaxxAction 18:20:32 06/13/12 Um, it should have pressure not vacuum. - Draker (Eugene, OR) 18:54:23 06/13/12 Re: Um, it should have pressure not vacuum. - MaxxAction 18:59:39 06/13/12 its not a vacuum really - sandmanz32 21:18:36 06/13/12 When engine cools off pressure is reduced to atmospheric>> - ZUL8TR 06:46:01 06/14/12 2 things: Some say the coolant test is not absolute, - zellamay 18:56:15 06/13/12 Re: 2 things: Some say the coolant test is not absolute, - MaxxAction 19:01:37 06/13/12 Re: Bubbles in coolant, not a head gasket?? - MaxxAction 19:25:45 06/13/12 B4 pulling heads do all tests noted. With pressure test>>> - ZUL8TR 07:29:44 06/14/12 Here is a link on electrolysis. They note that 0.15v will>> - ZUL8TR 07:44:53 06/14/12 Re: Here is a link on electrolysis. They note that 0.15v will>> - MaxxAction 13:18:07 06/14/12 To correct negative reading on MM reverse probes>> - ZUL8TR 07:18:16 06/15/12 If you suspect a head gasket leak, - Audioquest 20:02:26 06/14/12 Re: If you suspect a head gasket leak, - Medallion Man 10:53:02 06/15/12
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