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help with gu over heating

Posted: Sun Mar 15, 2009 11:55 am
by damo13
hey i've got a gu 2.8 td its using a lot of water i cant find any leaks theres no water in the oil just had everything cleaned out new themo.The guage will shoot up to the line before hot than drop to half way real fast its going thru about 3 litters of water about every 40ks. it just started to do it last night driving on the highway.Any help would be good cheers

Posted: Sun Mar 15, 2009 12:08 pm
by cooki_monsta
cracked head maybe or blown gasket, could be evaporating

water pump

Posted: Sun Mar 15, 2009 12:18 pm
by nissannewby
Hey mate check the water pump its sometimes hard to pick up a leak on them as the engine temp evaporates the water running out of the tell tale on the water also with the cracked while the engine is running open the radiator cap if its blowing bubbles in the coolant then this is the case.

Posted: Sun Mar 15, 2009 5:59 pm
by bogged
cooki_monsta wrote:cracked head maybe or blown gasket, could be evaporating
they commonly crack heads, so start there.

Posted: Sun Mar 15, 2009 6:27 pm
by damo13
checked for bubbles no bubbles any other ideas all are welcome i really need to fix this got a baby on the way

Posted: Sun Mar 15, 2009 6:32 pm
by bogged
damo13 wrote:checked for bubbles no bubbles any other ideas all are welcome i really need to fix this got a baby on the way
go and have the radiator water tested..
You dont always get bubbles with a cracked head.

Posted: Sun Mar 15, 2009 6:34 pm
by damo13
yeah mate doing that tomorrow i really hope thats not the problem

Posted: Sun Mar 15, 2009 7:09 pm
by bogged
damo13 wrote:yeah mate doing that tomorrow i really hope thats not the problem
There are new heads on ebay from Roodog spares

Posted: Tue Mar 17, 2009 11:13 am
by damo13
i got the head checked today and its all good any other ideas

Posted: Tue Mar 17, 2009 4:06 pm
by macneil
is the turbo water cooled could this be using water and evapourating it with the heat it produces?