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Old 06-25-2006, 04:59 PM
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74fj40 74fj40 is offline
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Originally Posted by Uncle Ben
OK....I won't but..........

You could try some cleaning products to loosen it and back flush it but that would be really good fortune if it worked. You could pop out a freeze plug and see how it looks. The build up usually happens at the rear half of the block where the coolant flow is the slowest. I do hope a plugged block isn't the problem but it does happen when the coolant isn't changed few years.

2005 Silverado 2500hd Duramax
1972 Toyota FJ40
1967 Porsche 912(100% stock)


Last edited by 74fj40; 06-25-2006 at 11:01 PM.
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